Best Port Scanner | Port Scan Solution

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href="https://www.manageengine.com/products/oputils/blogs.html?lhs">OpUtils blogs</a></li> <li id="ql-demo" class="showhide"><a href="https://demo.oputils.com/" target="_blank">Online Demo</a></li> <li id="ql-freetrial" class="showhide"><a href="https://www.manageengine.com/products/oputils/download.html?lhs">Free Trial</a></li> <li class="showhide"><a href="https://www.manageengine.com/products/oputils/download-free.html?lhs">Free Edition</a></li> <span class="showmore" >Show More >></span> </ul> </li> <li id="ipaddmgmt"><span>IP Address Management</span> <ul> <li id="ipadd-ipadmgmt"><a href="https://www.manageengine.com/products/oputils/ip-address-manager.html?lhs" title="IP Address Management">IP Address Management</a></li> <li id="ipadd-ipadvipscan"><a href="https://www.manageengine.com/products/oputils/advanced-ip-scanner.html?lhs" title="Advanced IP Scanner">Advanced IP Scanner</a></li> <li id="ipadd-supernet"><a href="https://www.manageengine.com/products/oputils/supernet-monitor.html?lhs" title="Supernet monitoring">Supernet monitoring</a></li> <li id="ipadd-ipad"><a href="https://www.manageengine.com/products/oputils/ip-address-conflict.html?lhs" title="IP Address Conflict Detection">IP Address Conflict Detection</a></li> <li id="ipadd-iprt"><a href="https://www.manageengine.com/products/oputils/ip-request-tool.html?lhs" title="IP Request Tool">IP Request Tool</a></li> <li class="showhide" id="ipadd-ipadtracer"><a href="https://www.manageengine.com/products/oputils/ip-address-tracker.html?lhs" title="IP Address Tracker">IP Address Tracker</a></li> <li class="showhide" id="ipadd-ipaddmontool"><a href="https://www.manageengine.com/products/oputils/address-monitoring-tools.html?lhs" title="IP Address Monitoring Tools">IP Address Monitoring Tools</a></li> <li class="showhide" id="ipadd-macscan"><a href="https://www.manageengine.com/products/oputils/mac-address-scanner.html?lhs" title="MAC Address Scanner">MAC Address Scanner</a></li> <li class="showhide" id="ipadd-macfiltering"><a href="https://www.manageengine.com/products/oputils/mac-address-filtering.html?lhs" title="MAC Address Filtering">MAC Address Filtering</a></li> <li class="showhide" id="ipadd-macresolver"><a href="https://www.manageengine.com/products/oputils/mac-address-resolver.html?lhs" title="MAC Address Resolver">MAC Address Resolver</a></li> <li class="showhide" id="ipadd-mactracker"><a href="https://www.manageengine.com/products/oputils/mac-address-tracker.html?lhs" title="MAC Address Tracker">MAC Address Tracker</a></li> <li class="showhide" id="ipadd-ipmon"><a href="https://www.manageengine.com/products/oputils/ip-monitor.html?lhs" title="IP Monitor">IP Monitor</a></li> <li class="showhide" id="ipadd-sb-mt"><a href="https://www.manageengine.com/products/oputils/subnet-monitoring.html?lhs" title="Subnet monitor">Subnet Monitor</a></li> <li class="showhide" id="ipadd-ipscan"><a href="https://www.manageengine.com/products/oputils/ip-scanning.html?lhs" title="IP Scanner">IP Scanner</a></li> <li class="showhide" id="ipadd-bestipscan"><a href="https://www.manageengine.com/products/oputils/best-ip-scanner.html?lhs" title="Best IP Scanner">Best IP Scanning Software</a></li> <li class="showhide" id="ipadd-ipv6"><a href="https://www.manageengine.com/products/oputils/ipv6-address-management.html?lhs" title="IPv6 addressing">IPv6 Address Management</a></li> <li class="showhide" id="ipadd-ipadscan"><a href="https://www.manageengine.com/products/oputils/ip-address-scanner.html?lhs" title="IP Address Scanner">IP Address Scanner</a></li> <span class="showmore" >Show More >></span> </ul> </li> <li id="feadhcp"><span class="ifTree">DHCP Server Monitoring</span> <ul> <li id="feadhcp-mon"><a href="https://www.manageengine.com/products/oputils/dhcp-monitoring.html?lhs" title="DHCP Monitoring">DHCP Monitoring</a></li> </ul> </li> <li id="fea-spm"><span>Switch Port Mapping</span> <ul> <li id="spm-smapper"><a href="https://www.manageengine.com/products/oputils/switch-port-mapper.html?lhs" title="Switch Port Mapper">Switch Port Mapper</a></li> <li id="spm-spmadvportscan"><a href="https://www.manageengine.com/products/oputils/advanced-port-scanner.html?lhs" title="Switch Port Mapper">Advanced Port Scanner</a> </li> <li class="showhide" id="spm-networkspm"><a href="https://www.manageengine.com/products/oputils/switch-port-management.html?lhs" title="Switch Port Management">Switch Port Management</a></li> <li class="showhide" id="spm-networkportscan"><a href="https://www.manageengine.com/products/oputils/network-port-scanner.html?lhs" title="Network port scanner">Network port scanner</a></li> <li class="showhide" id="spm-networkportmon"><a href="https://www.manageengine.com/products/oputils/network-port-monitor.html?lhs" title="Network port monitor">Network port monitor</a></li> <li class="showhide" id="spm-spmportscan"><a href="https://www.manageengine.com/products/oputils/port-scanner.html?lhs" title="Port Scanner">Port Scanner</a></li> <span class="showmore" >Show More >></span> </ul> </li> <li id="fea-rd"><span>Rogue Detection</span> <ul> <li id="rd-rwdt"><a href="https://www.manageengine.com/products/oputils/rogue-detection-tool.html?lhs" title="Rogue Detection Tool">Rogue Detection Tool</a></li> <li id="rd-rdp"><a href="https://www.manageengine.com/products/oputils/rogue-detection-and-prevention.html?lhs" title="Rogue Detection and Prevention">Rogue Detection and Prevention</a></li> <li id="rd-rdp"><a href="https://www.manageengine.com/products/oputils/rogue-detection-and-prevention.html?lhs" title="Rogue Detection and Prevention">Rogue Detection and Prevention</a></li> <li id="rd-udt"><a href="https://www.manageengine.com/products/oputils/user-device-tracking.html?lhs" title="User Device Tracking">User Device Tracking</a></li> </ul> </li> <li id="fea-nm"><span>Network Monitoring</span> <ul> <li id="nm-nmf"><a href="https://www.manageengine.com/products/oputils/network-monitoring.html?lhs" title="Network Monitoring Feature">Network Monitoring Feature</a></li> <li id="nm-bm"><a href="https://www.manageengine.com/products/oputils/bandwidth-monitoring.html?lhs" title="Bandwidth Monitor">Bandwidth Monitor</a></li> <li id="nm-cconfigbackup"><a href="https://www.manageengine.com/products/oputils/cisco-config-file-manager.html?lhs" title="Cisco Config Backup">Cisco Config Backup</a></li> </ul> </li> <li id="fea-wlan"><span>Wake on LAN</span> <ul> <li id="wlan-wlans"><a href="https://www.manageengine.com/products/oputils/wake-on-lan.html?lhs" title="Wake-On-LAN Tool">Wake-On-LAN Tool</a></li> </ul> </li> <li id="fea-nettools"><span>Networking Tools</span> <ul> <li id="nettools-diag"><a href="https://www.manageengine.com/products/oputils/diagnostic-tools.html?lhs" title="Diagnostic Tools">Diagnostic Tools</a></li> <li id="nettools-snmp"><a href="https://www.manageengine.com/products/oputils/snmp-tools.html?lhs" title="SNMP Tools">SNMP Tools</a></li> <li id="nettools-fnt"><a href="https://www.manageengine.com/products/oputils/free-network-tools.html?lhs" title="Network Tools">Network Tools</a></li> <li id="nettools-cisco"><a href="https://www.manageengine.com/products/oputils/cisco-tools.html?lhs" title="CISCO Tools">CISCO Tools</a></li> <li class="showhide" id="nettools-iptools"><a href="https://www.manageengine.com/products/oputils/ip-tools.html?lhs" title="IP Tools">IP Tools</a></li> <li class="showhide" id="nettools-dns-res"><a href="https://www.manageengine.com/products/oputils/dns-resolver.html?lhs" title="DNS Tools">DNS Resolver</a></li> <li class="showhide" id="nettools-netscanner"><a href="https://www.manageengine.com/products/oputils/network-scanner.html?lhs" title="Network Scanner">Network Scanner</a></li> <li class="showhide" id="nettools-openportscan"><a href="https://www.manageengine.com/products/oputils/open-port-scanner.html?lhs" title="Open Port Scanner">Open Port Scanner</a></li> <li class="showhide" id="nettools-nmt"><a href="https://www.manageengine.com/products/oputils/network-monitoring-tools.html?lhs" title="Network Monitoring Tools Features">Network Monitoring Tools Features</a></li> <span class="showmore" >Show More >></span> </ul> </li> <li id="fea-nac"><span>Access Control</span> <ul> <li id="fea-customize"><a href="https://www.manageengine.com/products/oputils/role-based-access-control.html?lhs" title="Custom User Roles">Custom User Roles</a></li> </ul> </li> <li id="fea-mobapp"><span>Mobile App</span> <ul> <li id="mobapp-monnetwork"><a href="https://www.manageengine.com/products/oputils/mobile-apps.html?lhs" title="Monitor network on the go!">Monitor network on the go!</a></li> </ul> </li> <li id="fea-nb"><span>Network Basics</span> <ul> <li id="ipadd-ipam"><a href="https://www.manageengine.com/products/oputils/what-is-ipam.html?lhs" title="Introduction to IPAM">What is IPAM?</a></li> <li id="nb-wwol"><a href="https://www.manageengine.com/products/oputils/tech-topics/what-is-wake-on-lan.html?lhs" title="Introduction to Wake on LAN">What is Wake on LAN?</a></li> <li id="ipadd-portscan"><a href="/products/oputils/what-is-port-scanning.html?lhs" title="Introduction to port scanning">What is port scanner?</a></li> <li id="rd-rdp"><a href="https://www.manageengine.com/products/oputils/rogue-detection-and-prevention.html?lhs" title="Rogue detection and prevention">Rogue detection and prevention</a></li> <li id="nb-ipsubnet"><a href="https://www.manageengine.com/products/oputils/ip-subnetting.html?lhs" title="IP Subnetting">IP Subnetting</a></li> <li id="nb-dhcp"><a href="https://www.manageengine.com/products/oputils/dhcp-server.html?lhs" title="DHCP Server">DHCP Server</a></li> <li id="nb-dns-res"><a href="https://www.manageengine.com/products/oputils/dns-resolution.html?lhs" title="DNS Resolution">DNS resolution</a></li> </ul> </li> <li id="fea-tt"><span>Tech Topics</span> <ul> <li id="tt-acc-trunk"><a href="https://www.manageengine.com/products/oputils/tech-topics/access-port-vs-trunk-port.html?lhs" title="Access port vs Trunk port">Access port vs Trunk port</a></li> <li id="tt-ipv4-vs-ipv6"><a href="https://www.manageengine.com/products/oputils/tech-topics/ipv4-vs-ipv6.html?lhs" title="IPv4 vs IPv6">IPv4 vs IPv6</a></li> <li id="tt-IPv6-address"><a href="https://www.manageengine.com/products/oputils/tech-topics/ipv6-addressing.html?lhs" title="IPv6 addressing">IPv6 addressing</a></li> <li id="tt-ip-address-configuration"><a href="https://www.manageengine.com/products/oputils/tech-topics/ip-address-configuration.html?lhs" title="IP address configuration">IP address configuration</a></li> <li id="tt-ip-subnetting"><a href="https://www.manageengine.com/products/oputils/tech-topics/ip-subnetting.html?lhs" title="IP Subnetting">IP Subnetting</a></li> <li id="tt-sp-net"><a href="https://www.manageengine.com/products/oputils/tech-topics/supernet.html?lhs" title="Supernetting">Supernet</a></li> <li id="tt-virtual-ip"><a href="https://www.manageengine.com/products/oputils/tech-topics/virtual-ip.html?lhs" title="Virtual IP">Virtual IP</a></li> <li id="tt-ipam-in-dns-resolution"><a href="https://www.manageengine.com/products/oputils/tech-topics/ipam-in-dns-resolution.html?lhs" title="IPAM in DNS resolution">IPAM in DNS resolution</a></li> <li id="tt-network-segmentation-in-ipam"><a href="https://www.manageengine.com/products/oputils/tech-topics/network-segmentation-in-ipam.html?lhs" title="Network segmentation in IPAM">Network segmentation in IPAM</a></li> <li id="tt-ip-con"><a href="https://www.manageengine.com/products/oputils/tech-topics/how-to-fix-ip-address-conflict.html?lhs" title="How to resolve IP address conflict">How to resolve IP address conflict</a></li> <li id="tt-ip-spoofing"><a href="https://www.manageengine.com/products/oputils/tech-topics/ip-spoofing.html?lhs" title="IP Spoofing">IP Spoofing</a></li> <li id="tt-basics-of-dhcp-server"><a href="https://www.manageengine.com/products/oputils/tech-topics/dhcp-server.html?lhs" title="Basics of DHCP server">Basics of DHCP server</a></li> <li id="tt-dhcp-dora"><a href="https://www.manageengine.com/products/oputils/tech-topics/dhcp-dora-process.html?lhs" title="DHCP DORA process">DHCP DORA process</a></li> <li id="tt-dhcp-snooping"><a href="https://www.manageengine.com/products/oputils/tech-topics/dhcp-snooping.html?lhs" title="DHCP snooping">DHCP snooping</a></li> <li id="tt-dhcp-fingerprinting"><a href="https://www.manageengine.com/products/oputils/tech-topics/dhcp-fingerprinting.html?lhs" title="DHCP fingerprinting">DHCP fingerprinting</a></li> <li id="tt-dhcp-lease-time"><a href="https://www.manageengine.com/products/oputils/tech-topics/dhcp-lease-time.html?lhs" title="DHCP Lease Time">DHCP Lease Time</a></li> <li id="tt-dhcp-reservation"><a href="https://www.manageengine.com/products/oputils/tech-topics/dhcp-reservation.html?lhs" title="DHCP Reservation">DHCP Reservation</a></li> <li id="tt-dhcp-vs-static"><a href="https://www.manageengine.com/products/oputils/tech-topics/dhcp-vs-static.html?lhs" title="DHCP vs Static IP addressing">DHCP vs Static IP addressing</a></li> <li id="tt-dns-vs-dhcp"><a href="https://www.manageengine.com/products/oputils/tech-topics/dns-vs-dhcp.html?lhs" title="DNS vs DHCP">DNS vs DHCP</a></li> <li id="tt-forward-lookup"><a href="https://www.manageengine.com/products/oputils/tech-topics/forward-lookup.html?lhs" title="Forward Lookup">Forward lookup</a></li> <li id="tt-forward-vs-reverse-lookup"><a href="https://www.manageengine.com/products/oputils/tech-topics/forward-vs-reverse-lookup.html?lhs" title="Forward vs Reverse lookup">Forward vs Reverse lookup</a></li> <li id="tt-reverse-ip-lookup"><a href="https://www.manageengine.com/products/oputils/tech-topics/reverse-ip-lookup.html?lhs" title="Reverse IP lookup">Reverse IP lookup</a></li> <li id="tt-rogue-dhcp-servers"><a href="https://www.manageengine.com/products/oputils/tech-topics/rogue-dhcp-servers.html?lhs" title="Rogue DHCP server">Rogue DHCP server</a></li> <li id="tt-add-pro"><a href="https://www.manageengine.com/products/oputils/tech-topics/address-resolution-protocol.html?lhs" title="Supernetting">Address Resolution Protocol</a></li> <li id="tt-sp-chal"><a href="https://www.manageengine.com/products/oputils/tech-topics/switch-port-challenges.html?lhs" title="Network port management challenges">Switch port management challenges</a></li> <li id="tt-sp-flap"><a href="https://www.manageengine.com/products/oputils/tech-topics/port-flapping.html?lhs" title="Port flapping">Switch port flapping</a></li> <li id="tt-sp-spoof"><a href="https://www.manageengine.com/products/oputils/tech-topics/switch-spoofing.html?lhs" title="Switch spoofing">Switch spoofing</a></li> <li id="tt-ly3-ly2"><a href="https://www.manageengine.com/products/oputils/tech-topics/layer2-vs-layer3-switch.html?lhs" title="Layer 3 Vs Layer 2 switches">Layer 3 vs layer 2 switches</a></li> </ul> </li> </ul> <div id="itom-related-products"></div> <div id="itom-lhs-img"></div> </div> <div class="rhs-cont"> <div class="banner"> <div class="banner-row"> <div class="col"> <div class="banner-contents"> <h1>Enable comprehensive port scanning with OpUtils</h1> <div class="banner-cta"><a href="https://www.manageengine.com/products/oputils/download.html?port-scan" target="_blank">Get started for free</a> <a href="https://www.manageengine.com/products/oputils/request-demo.html?port-scan" target="_blank">Schedule a live demo</a></div> </div> </div> <div class="col"> <div class="banner-vid"><a class="video-pop" href="https://www.youtube-nocookie.com/embed/JbBewo0VSU0"> <img src="https://i.ytimg.com/vi/JbBewo0VSU0/hqdefault.jpg" alt="Port Scanner - ManageEngine OpUtils" title="Port Scanner for Windows" /> </a></div> </div> </div> </div> <div class="sec"> <div class="content"> <p>ManageEngine OpUtils offers a reliable <b>port scanner tool</b> that enables you to effectively scan your network switch ports and the system's TCP and UDP ports. With ports being the enablers of network communication, it is important that you keep track of how your ports are being utilized. This has made port scanners a go-to tool for network admins to scan port, monitor them, and secure their IT infrastructure. Port scanning not only helps you understand port utilization but also enables you to secure your network from unauthorized access and enhance capacity planning. A <b><a href="https://www.manageengine.com/products/oputils/what-is-port-scanning.html">port scanner</a></b> acts as a detective, allowing network administrators to explore the network landscape to identify potential vulnerabilities.</p> </div> <div class="clearfix"> </div> <p>On this page, we will be looking into,</p> <ul> <li><a href="#need" target="_self">The need for a port scanner tool</a></li> <li><a href="#psr" target="_self">Scanning ports: A look into OpUtils' sample port scan results</a></li> <li><a href="#opsr" target="_self">OpUtils' port scan reports</a></li> <li><a href="#rdd" target="_self">Securing network access with the integrated Rogue Detection module</a></li> <li><a href="#opu" target="_self">How does OpUtils simplify port scanning in complex IT infrastructures?</a></li> </ul> <p> </p> <div class="nav-dwn tac mB30"><a title="Free Port Scanner" href="/products/oputils/download.html">Download</a><br /> <p>30-day free trial</p> </div> <h2 id="need">The need for a port scanner tool</h2> <p>Network admins rely on <b>port scanners</b> to scan and inspect their network endpoints, which includes switch ports and system ports. These endpoints allow various network components and users to access and communicate with your network. Scanning ports helps you enhance security by ensuring your network hosts are configured to run only approved network services, and block ports from allowing any unauthorized traffic. Hence, investing in the best port scanner is essential to fortify network security, identify vulnerabilities, and proactively safeguard against potential cyber threats.</p> <p>Without an effective <a href="https://www.manageengine.com/products/oputils/network-port-scanner.html?port-scanner-fp" target="_self" title="Network port scanner">network port scanner</a> solution in place, your network can become vulnerable to the following:</p> <p><img style="display: block; margin-left: auto; margin-right: auto;" title="Best Port Scanner" src="https://www.manageengine.com/products/oputils/images/open-port.jpg" alt="Real Time Port Scanner - ManageEngine OpUtils" /></p> <ul> <li><a href="#una" target="_self">Unauthorized network access</a></li> <li><a href="#dl" target="_self">Data leakage</a></li> <li><a href="#hna" target="_self">Hindered network availability</a></li> </ul> <h3 id="una">Unauthorized network access</h3> <p>Network entities can easily scan and access services running in your network through open ports. Ports that remain continually open present themselves as a potential network vulnerability. An intruder can access an open port to wreak havoc in the normal flow of network operations. Hence, deploying an advanced port scanner can swiftly analyze your network's security posture by identifying open ports and potential malicious devices.</p> <h3 id="dl">Data leakage</h3> <p>Since network components communicate using data flow through ports, it is important to closely monitor your network ports using port scanning solutions. Unauthorized and rogue agents accessing your network ports can lead to data leakage and compromise overall network security. Port scanning helps you detect connections to your network and secure the communications flowing in the network. With port scanner tool, you can conduct comprehensive scans to ensure robust network defense by detecting and addressing any exposed ports.</p> <h3 id="hna">Hindered network availability</h3> <p>Facilitating message transfer for any component willing to communicate with your network, ports are the gateway to your network. Tracking and managing switch port utilization helps you ensure that your network has enough available ports for any new devices attempting to connect. The services running in your system ports need to be constantly checked to ensure that only authorized services are running, since when one service is running on a port, no other service can utilize the port. These factors make it important to ensure that there are enough ports available for authorized applications to communicate with your network.</p>  <div class="download-sec-fea mrg-bottom-md"> <h4 class="download-sec-fea-title">Enhanced network visibility with OpUtils Port Scanner</h4> <ul class="download-sec-fea-ul"> <li>Quickly identify open ports and vulnerabilities.</li> <li>Scan and analyze TCP/UDP ports for security risks.</li> <li>Generate detailed reports for network audits.</li> </ul> <div class="thanks-message" id="thanks-message"> <div class="thanks-content"><svg width="24" height="24" viewbox="" fill="none" xmlns="http://www.w3.org/2000/svg"> <path d="M12 24.001C18.6274 24.001 24 18.6282 24 12.0005C24 5.3728 18.6274 0 12 0C5.37258 0 0 5.3728 0 12.0005C0 18.6282 5.37258 24.001 12 24.001Z" fill="#0DD10D"></path> <path d="M19.0847 7.8032C19.0847 8.08967 18.9755 8.37593 18.7569 8.59475L10.3626 16.9895C10.1498 17.2023 9.87186 17.3117 9.59268 17.3168C9.5764 17.3173 9.56035 17.3173 9.54408 17.3168C9.26489 17.3115 8.98742 17.2023 8.77418 16.9895L5.24305 13.458C4.80586 13.0208 4.80586 12.3121 5.24305 11.8751C5.46143 11.6567 5.74811 11.5473 6.03457 11.5473C6.32104 11.5473 6.6075 11.6567 6.8261 11.8751L9.5687 14.6178L17.1741 7.01207C17.6113 6.57508 18.32 6.57508 18.7569 7.01207C18.9755 7.23067 19.0847 7.51715 19.0847 7.80362V7.8032Z" fill="white"></path> </svg> <h6>Thank you for downloading.</h6> </div> </div> <form id="LicenseKeyForm" class="edi-btn" action="https://forms.manageengine.com/form_new.do" method="post" name="LicenseKeyForm" onsubmit="return security_adwords()"> <div class="contactForm"> <div class="input-group"> <div class="form-group-row"> <div class="form-group-item"><input type="text" id="emailID" name="emailid" class="form-control" placeholder="Business E-mail ID*" size="30" maxlength="70" required="" /></div> <div class="form-group-item"> <div class="select-country"> <div class="selectedCountry">Select</div> <select id="MECountryListing" name="country" class="form-control" required=""></select></div> <div class="select-os"><select name="Operating_System" id="zc-Operating_System" class="form-control"> <option value="Select OS">Select OS</option> <option value="Windows" selected="">Windows</option> <option value="Linux">Linux</option> </select> <div class="selectedOS">Select OS</div> </div> <button type="submit" class="form-btn form-btn-primary" name="submit-form"> <span>Get Your Free Trial</span> <span class="form-btn-icon"> <svg viewbox="" width="16" height="16"> <g clip-path="url(#clip0_3328_39)"> <path d="M17.8256 16.1213H0.174316V18H17.8256V16.1213Z" fill="white"></path> <path d="M14.9119 8.09625L13.5844 6.76875L9.93939 10.4175V0H8.06064V10.4175L4.45689 6.81375L3.12939 8.14125L8.99814 14.01L14.9119 8.09625Z" fill="white"></path> </g> <defs> <clippath id="clip0_3328_39"> <rect width="17.6512" height="18" fill="white" transform="translate(0.174316)"></rect> </clippath> </defs> </svg> </span> </button></div> <div class="form-feedback-error"> </div> </div> </div> <inputgroup> <span class="fbutton"> <input id="dwnSubject" name="subject" value="" type="hidden" /> <input id="nexturl" name="next-url" value="https://www.manageengine.com/products/oputils/port-scanner.html?thanks" type="hidden" /> <input id="dwncc" name="cc" value="" type="hidden" /> <input name="leadsource" value="Web Download" type="hidden" /> <input name="productname" value="OpUtils" type="hidden" /> <input name="Product_Category" value="Enterprise" type="hidden" /> <input id="user-detail" name="user-detail" type="text" /> </span> </inputgroup> <div class="terms-content" data-clickgdpr="formCTAgdpr">By clicking <strong>'Get Your Free Trial'</strong>, you agree to processing of personal data according to the <a href="https://www.manageengine.com/privacy.html" target="_blank">Privacy Policy</a>.</div> </div> </form> </div>  <h2 id="psr">Scanning ports with OpUtils: A look into OpUtils' sample port scan results</h2> <p>OpUtils' effective <b><a href="https://www.manageengine.com/products/oputils/what-is-port-scanning.html">port scanning</a></b> capability enables full-fledged network scanning to help you detect open ports in your network and identify the services running on them. With switch port scanning, OpUtils helps you gain in-depth insights into how your network switch ports are connected and the end device accessing each of them. To better understand how you as a network admin can take advantage of this capability, let's have a look into one of OpUtils sample port scan results.</p> <h3>Initiating a port scan in OpUtils</h3> <p>For system ports: Network admins can trigger an open port scan using the Port Scanner tool available under OpUtils' comprehensive network toolset. Using this tool, network admins can scan ports associated to a single IP address or range of IP addresses by specifying the starting and ending IP. Once the IP details and port range requirement is specified, OpUtils starts scanning all the ports within the specified range.</p> <p><a class="img-zoom zoomicon" href="https://www.manageengine.com/products/oputils/images/port-scanner.PNG"><img title="Port Scanning Tool" src="https://www.manageengine.com/products/oputils/images/port-scanner.PNG" alt="Port Scanning Tools - ManageEngine OpUtils" /></a></p> <p>For switch ports: OpUtils offers flexible switch port discovery options, enabling you to get started with monitoring your entire network's switch ports within minutes. You can choose to add your switches for port scanning through network discovery, importing from a CSV file, or by specifying the switch addresses for switch discovery.</p> <h3>Open port scanner results</h3> <p>Upon running an open <b>port scan</b>, OpUtils displays the list of scanned ports, their response time and status, and the service currently running in the port. This helps network admins get insights into all the services currently accessing their network ports. Admins can validate this list with the authorized services and block all any malicious services communicating with their systems. Not just that, with the list of all open ports in the network, network admins can also choose to close these open ports to enhance network security and reduce the pathways of possible malicious network access.</p> <p>Some of the common port services scanned by OpUtils’ port scanning software are,</p> <div class="divTable"> <div class="divTableHeading"> <div class="divTableHead">Port Number</div> <div class="divTableHead">Port Services</div> </div> <div class="divTableBody"> <div class="divTableRow"> <div class="divTableCell">21</div> <div class="divTableCell">File Transfer Protocol</div> </div> <div class="divTableRow"> <div class="divTableCell">22</div> <div class="divTableCell">Secure File Transfer Protocol</div> </div> <div class="divTableRow"> <div class="divTableCell">23</div> <div class="divTableCell">Telnet – unencrypted text messages</div> </div> <div class="divTableRow"> <div class="divTableCell">25</div> <div class="divTableCell">Simple Mail Transfer Protocol</div> </div> <div class="divTableRow"> <div class="divTableCell">53</div> <div class="divTableCell">Domain Name System</div> </div> <div class="divTableRow"> <div class="divTableCell">80</div> <div class="divTableCell">HTTP</div> </div> <div class="divTableRow"> <div class="divTableCell">110</div> <div class="divTableCell">POP 3</div> </div> <div class="divTableRow"> <div class="divTableCell">143</div> <div class="divTableCell">IMAP</div> </div> <div class="divTableRow"> <div class="divTableCell">161</div> <div class="divTableCell">Simple Network Management Protocol</div> </div> <div class="divTableRow"> <div class="divTableCell">443</div> <div class="divTableCell">HTTP over TLS/SSL</div> </div> <div class="divTableRow"> <div class="divTableCell">993</div> <div class="divTableCell">IMAP over TLS/SSL</div> </div> <div class="divTableRow"> <div class="divTableCell">3389</div> <div class="divTableCell">Remote Desktop Protocol</div> </div> </div> </div> <h2>Switch port scanning and insights into network communication</h2> <p>OpUtils' switch port scanner enables network admins to scan and map network switches to ports and their connected devices. Scanning switch ports with this end-to-end port scanning tool gives network admins real-time insights into the following:</p> <ul> <li><strong>Switch port mapping</strong>: OpUtils' port scanning tool displays a list of managed switch ports and all their connected ports. Network admins can view details such as the switch name, interface index, interface name, port number, and port status. Network admins can also choose to visualize the port scan results using the Port View capability available with OpUtils.</li> <li><strong>Port connectivity details</strong>: Using the switch port scan results, network admins can inspect the network connection aspects of the scanned switch port. This includes details such as whether the port is stacked, connected to multiple devices, or connected to a device with a virtual IP.</li> <li><strong>Connected device details</strong>: With the switch port scanner's tight integration with OpUtils' IP Address Manager module, network admins can easily view the IP details of the end devices connected to the switch ports. From the switch port scan results, network admins can view details of each connected device, such as its IP address, DNS name, device type, VLAN ID, and VLAN ID.</li> </ul> <p><a class="img-zoom zoomicon" href="https://www.manageengine.com/products/oputils/images/switch-port-audit.jpg"><img title="Port Scanner Download" src="https://www.manageengine.com/products/oputils/images/switch-port-audit.jpg" alt="Download Port Scanner - ManageEngine OpUtils" /></a></p> <h2 id="opsr">OpUtils' port scan reports</h2> <p>OpUtils' port scanning solution generates granular network reports on the managed switch ports. The ability to track the port usage over time not only enables network admins to predict and avoid issues such as resource exhaustion, but also enables them to enhance capacity planning, thereby reducing hardware procurement costs.</p> <p>With OpUtils, you can generate diverse reports specific to switch ports, allowing you to understand how, and by who, your switch port resources are being used. It also provides reports on the scanned ports, offering you insights into different aspects of the ports, such as which devices have connected and how they were associated with the switch ports. It also automatically logs the historical port operations in your network under Port History.</p> <p>Some of the port scanning reports in OpUtils switch port mapper include:</p> <ul> <li>Switch ports by interface speed</li> <li>Switch Ports by interface type</li> <li>Devices with Virtual IP</li> <li>Stacked Port Details</li> <li>Administratively Disabled Ports</li> </ul> <p><a class="img-zoom zoomicon" href="https://www.manageengine.com/products/oputils/images/switches-by-usage-report.png"><img title="Port Scan Tool" src="https://www.manageengine.com/products/oputils/images/switches-by-usage-report.png" alt="Port Scan - ManageEngine OpUtils" /></a></p> <p>Port scanner report scheduling: You can configure OpUtils to automatically generate these reports at specified intervals using the report scheduling option. You can download the generated reports directly from the console or have the reports sent to you via email.</p> <h2 id="rdd">Securing network access with the port scanner's integrated Rogue Detection module</h2> <p>As cyber threats continue to grow, having a port scan solution is essential to protecting network infrastructure. Staying in the know of who is using your network resources is important to avoid running into network issues such as resource exhaustion. As said earlier, exploitation of open ports can lead to service outage, hindering any authorized devices trying to use your ports. This makes it crucial to keep tabs on all the newly connecting network devices, ensuring your ports are only being used by authorized network components.</p> <p>OpUtils simplifies this process with its tightly integrated Rogue Detection module that scans your managed IPs, routers, and switch ports to detect newly connecting network devices. Upon identifying the list of devices, OpUtils allows you to block or unblock ports that might be facilitating unauthorized network services. This helps you secure your network resources from being used by intruders or rogue agents.</p> <p><a class="img-zoom zoomicon" href="https://www.manageengine.com/products/oputils/images/guest-access.png"><img title="Port Scanner Software" src="https://www.manageengine.com/products/oputils/images/guest-access.png" alt="Scan Ports - ManageEngine OpUtils" /></a></p> <h2 id="opu">How does OpUtils simplify port scanning in complex IT infrastructures?</h2> <p> </p> <p><img title="Port Scans" src="/products/oputils/images/OPU-Port-scanner.jpg" alt="Port Scan Solution - ManageEngine OpUtils" style="width: 819.75px; display: block; margin-left: auto; margin-right: auto;" /></p> <p> </p> <p>When deploying a port scanner, it is important to identify an effective port scanning tool that enables you to efficiently avoid the risk vector of malicious agents exploiting your network. An ideal <b>Port Scanner software</b> should provide you with real-time and accurate results, offer customizable scanning options and deliver comprehensive reports. While deploying Port Scanner for Windows and Linux OS, it is crucial to identify an effective tool that seamlessly operates across both platforms, ensuring comprehensive network security by efficiently avoiding the risk vector of malicious agents exploiting vulnerabilities. OpUtils' port scanner offers various features that enable you to test all ports, which is vital for achieving in-depth security verification. As a complete port scanning solution, OpUtils enables you to gain a holistic view of your network ports and its associated devices. Being an intuitive, code-free port scanner with powerful scanning capabilities, OpUtils enables:</p> <ul> <li><strong>Simplified discovery</strong>: Get started with the tool in minutes. With quick network discovery, OpUtils offers end-to-end coverage and visibility into your network switch ports.</li> <li><strong>Centralized inventory</strong>: Track all your switch ports right from your web console. With OpUtils' centralized switch port inventory, you'll enjoy simplified grouping, tracking, and mapping of switch ports.</li> <li><strong>Real-time utilization metrics</strong>: Remotely monitor switch port statuses and other utilization metrics. Get in-depth insights with OpUtils' comprehensive switch snapshots.</li> <li><strong>Staying ahead of issues</strong>: Receive instantaneous alerts whenever a problem occurs with OpUtilis' one-click enabled alert scenarios.</li> <li><strong>An expanded scope of port scanning</strong>: Go beyond simple port scanning with OpUtils' built-in network tool set that contains more than 30 free networking tools.</li> <li><strong>Automated and periodic port scans</strong>: Save time with OpUtils' scan scheduling option. Set up appropriate scan schedules for your switch ports, with scans happening on an hourly, daily, weekly, or monthly basis.</li> </ul> <h2>Getting started with OpUtils’ port scanning capabilities</h2> <p>OpUtils' scanning port feature allows you to efficiently probe for open ports across your network infrastructure. OpUtils offers you more than just a port scanner. It is in-depth IP address and switch port management software that provides various capabilities such as rogue device detection, wake on LAN, and more. OpUtils also has an efficient <a href="https://www.manageengine.com/products/oputils/ip-scanning.html?port-scanner" target="_blank">IP scanner</a> which might interest you. </p> <p>If you are new to OpUtils, <a href="https://www.manageengine.com/products/oputils/request-demo.html?port-scan-fp" target="_self">schedule a live demo</a> with one of our product experts, who will uncover for you all the advanced port scanning and switch port management features OpUtils has to offer.</p> <p>Want to try OpUtils' port scanner tools firsthand and see how it could work for your network? <a href="https://www.manageengine.com/products/oputils/download.html?port-scan-fp" target="_self">Download a 30-day, free trial </a>and get started with OpUtils in less than an hour!</p> <div class="accordion_container"> <h2 id="more-on-port-scanner">More on port scanner</h2> <div class="accordion_head"> <h3 id="q1" class="faqh">What is a port scanner?</h3> <span class="plusminus">+</span></div> <div class="accordion_body" style="display: none;"> <p id="q1">A port scanner helps you detect a potential security breach by identifying the hosts connected to your network and the services running on them, such as the file transfer protocol (FTP) and hypertext transfer protocol (HTTP).</p> <p>An advanced port scanner, like ManageEngine OpUtils, provides you with an in-depth view into your ports. This includes details like, connected IP, DNS, and MAC, along with name and details about the interface associated with a particular port. A port scanner also enables you to identify and close all the open ports in your networks.</p> <p>Port scanning ensures your network hosts are configured to run only approved network services, and prevents ports from allowing any unauthorized traffic.</p> </div> <div class="accordion_head"> <h3 id="q2" class="faqh">What is port scanning?</h3> <span class="plusminus">+</span></div> <div class="accordion_body" style="display: none;"> <p>Port scanning is the process of scanning all the ports in your network using one of the available network scanner protocols, such as SNMP scans. Port scanning is carried out by attempting to connect to the ports in your network, and their status is decided based on the response received by the port scanning software from those ports. This enables you to gain complete visibility of the status of the ports in your network. You can pull out a comprehensive summary of port utilization by performing port scanning.</p> </div> <div class="accordion_head"> <h3 id="5" class="faqh">What does a port scanner do?</h3> <span class="plusminus">+</span></div> <div class="accordion_body" style="display: none;"> <p id="q1">A port scanner is a network utility that scans a system's ports to assess their status, revealing potential vulnerabilities and providing insights into network security posture. A real-time port scanner identifies open, closed, or filtered ports and reveal what services are running and potentially expose vulnerabilities if not properly secured.</p> </div> <div class="accordion_head"> <h3 id="6" class="faqh">Why is port scanner important?</h3> <span class="plusminus">+</span></div> <div class="accordion_body" style="display: none;"> <p id="q1">Port scanners are crucial for network security, as they help identify open ports susceptible to unauthorized access or attacks, allowing administrators to fortify security and mitigate potential vulnerabilities promptly. By comprehensively assessing a system's port status, port scanners help with proactive security measures, ensuring robust protection against potential threats.</p> </div> <div class="accordion_head"> <h3 id="4" class="faqh">What are the types of network scans used in port scanning?</h3> <span class="plusminus">+</span></div> <div class="accordion_body" style="display: none;"> <p>Port scanning tools scan ports using multiple network scanning protocols to ensure that it's accurately pulling out data on the status and services running on the ports. The most commonly used port scans are:</p> <h3>Ping scans</h3> <p>These Internet Control Message Protocol (ICMP) scans sweep the entire IP address block, or a single target IP, to check whether the target is up. After sending an echo request, if the target sends an ICMP reply, this scan determines that the target is up.</p> <h3>TCP scan</h3> <p>This is a commonly used port scan by port scanning tools. This scan carries out a complete handshake process with the target to determine its status. The port scanner initially sends the target a synchronization (SYN) request. Upon receiving the SYN flag, the target sends the scanner a synchronization-acknowledgement (SYN-ACK). The port scanner then sends a ACK packet denoting that it has received the target’s SYN-ACK response. Based on the response received, the port scanner determines the status of the ports.</p> <h3>UDP scan</h3> <p>A User Datagram Protocol (UDP) scan attempts to find open UDP ports in a network. It is a connectionless protocol that works by sending a network packet to the target. This network packet usually carries no payload, but it can be set to carry a random payload for each port. Based on the ICMP response received from each target, the port scanner determines the status of the target.</p> </div> <p> </p> <div class="sec-lg"> <div class="opu-free-sec"> <p>The effortless approach to open port scanning: OpUtils' advanced port scanner tool</p> <a href="https://www.manageengine.com/products/oputils/download.html" target="_blank">Download a free, 30-day trial!</a></div> </div> <div class="sec-lg"> <div class="bg-wrapper"> <h3 class="sec-main-heading">Feature pages</h3> <div class="blog-card-section"> <div class="card-content"><a href="https://www.manageengine.com/products/oputils/network-port-scanner.html?port-scanner" target="_blank"> <h3>Network port scanner</h3> <span class="discription">OpUtils provides a comprehensive network port monitoring feature, combining its dedicated port scanner tool and its extensive Switch Port Mapper module, ensuring a holistic approach to port monitoring.</span> </a></div> <div class="card-content"><a href="https://www.manageengine.com/products/oputils/switch-port-mapper.html?port-scanner" target="_blank"> <h3>Switch Port Mapper</h3> <span class="discription">OpUtils' Switch Port Mapper enables network admins to discover, map, and manage switch ports easily. With its intuitive interface it streamlines the process of troubleshooting network connectivity issues.</span> </a></div> <div class="card-content"><a href="https://www.manageengine.com/products/oputils/advanced-port-scanner.html?port-scanner" target="_blank"> <h3>Advanced port scanner</h3> <span class="discription">OpUtils' advanced port scanner is a robust tool that provides advanced scanning capabilities to identify open ports, services, and vulnerabilities in a network. It aids in optimizing network security and performance.</span> </a></div> </div> </div> </div> <div class="sec-lg"> <div class="sec-title"> <h2>More on OpUtils' port scanner tool</h2> </div> <div class="more-op-fea"><a href="https://www.manageengine.com/products/oputils/tech-topics/switch-spoofing.html?port-scanner" target="_blank"> <img src="/products/oputils/images/ebook.svg" alt="Tech topic" title="Tech topic" /> <span><strong>Tech topic</strong></span> <span class="blog-title">Switch spoofing</span> <span class="blog-desc">Switch spoofing is a technique used by hackers to gain unauthorized access to a network by imitating a network switch. On this page, we discuss switch spoofing security risks, detection, and prevention.</span> </a> <a href="https://blogs.manageengine.com/network/oputils/2020/11/05/port-scanner-101-what-it-is-and-why-should-you-use-it.html?port-scanner" target="_blank"> <img src="/products/oputils/images/blog.svg" alt="Blog - ManageEngine OpUtils" title="Blog" /> <span><strong>Blog</strong></span> <span class="blog-title">Port scanner</span> <span class="blog-desc">This blog highlights the purpose of port scanning, its benefits in identifying open ports, and the importance of using port scanners as a proactive measure to identify potential vulnerabilities in a network.</span></a> <a href="https://www.manageengine.com/products/oputils/tech-topics/layer2-vs-layer3-switch.html?port-scanner" target="_blank"> <img src="/products/oputils/images/article.svg" alt="Article - ManageEngine OpUtils" title="Article" /> <span><strong>Article</strong></span> <span class="blog-title">Layer 2 vs Layer 3</span> <span class="blog-desc">This page provides an overview of the differences between Layer 2 and Layer 3 switches, their functions, and their benefits. Read through this article to choose appropriate switches for your network.</span> </a></div> </div> <div class="sec-lg"> <div class="sec-title"> <h2 class="tac">Don't just take our word for it.<br /> Hear directly from our customers as they share their thoughts on our reliable port scanner.</h2> </div> <div class="review-wrapper"> <div class="swiper-container"> <div class="swiper-wrapper"> <div class="swiper-slide"> <div class="review-content"> <div class="sec-title"><span class="review-prd">OpUtils</span> <div class="review-head">Easy to use IPAM solution</div> </div> <div class="review-desc"> <p><strong>Overall:</strong> Good experience. Having the ability to see and manage ports and port history in a nice interface saves a lot of time vs. living in spreadsheets.</p> </div> <div class="logo-wrapper"><img src="/products/oputils/images/capterra-logo.svg" alt="Capterra" /></div> </div> </div> <div class="swiper-slide"> <div class="review-content"> <div class="sec-title"><span class="review-prd">OpUtils</span> <div class="review-head">Port Mapping</div> </div> <div class="review-desc"> <p><strong>Ports:</strong> The main feature I wanted to use this for was to manage my switches under one interface, as far as the ports and the IP Addresses. For the most part, that works great and I really enjoy the product.</p> </div> <div class="logo-wrapper"><img src="/products/oputils/images/capterra-logo.svg" alt="Capterra" /></div> </div> </div> </div>    <div class="swiper-button-next"> </div> <div class="swiper-button-prev"> </div> <ul> <li>The Capterra logo is a service mark of Gartner® Inc. and/or its affiliates and is used herein with permission. 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