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ICANN Managed Root Server | ICANN DNS Engineering

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Resources</a></li> </ul> </li> <li class="page_item page-item-3 page_item_has_children current_page_item"><a href="/imrs/" aria-current="page">ICANN Managed Root Server</a> <ul class='children'> <li class="page_item page-item-689"><a href="/imrs/locations/">IMRS Locations</a></li> <li class="page_item page-item-1585"><a href="/imrs/stats/">IMRS DNS-STATS</a></li> <li class="page_item page-item-1026"><a href="/imrs/peering/">IMRS Peering information</a></li> <li class="page_item page-item-2205"><a href="/imrs/host/">Hosting IMRS in your network</a></li> <li class="page_item page-item-2211"><a href="/imrs/faq/">FAQ hosting IMRS</a></li> <li class="page_item page-item-3033"><a href="/imrs/root-servers-principles/">Root Servers Principles</a></li> <li class="page_item page-item-3238"><a href="/imrs/reports/">IMRS Activity and Incidents Reports</a></li> </ul> </li> <li class="page_item page-item-6 page_item_has_children"><a href="/services/">Services</a> <ul class='children'> <li 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page-item-2437"><a href="/rssac/rssac001-response/">RSSAC001 Response</a></li> <li class="page_item page-item-2947"><a href="/rssac/rssac002/">RSSAC002 Data</a></li> <li class="page_item page-item-2914"><a href="/rssac/rssac024-response/">RSSAC024 Response</a></li> </ul> </li> </ul> </div> <div class="clear"></div> </div> </div> </div> </div> <div id="secondnav" class="container fix"> <div class="texture"> <div class="content"> <div class="content-pad"> <ul class="secondnav_menu lcolor3"> <li class="page_item page-item-689"><a href="/imrs/locations/">IMRS Locations</a></li> <li class="page_item page-item-1585"><a href="/imrs/stats/">IMRS DNS-STATS</a></li> <li class="page_item page-item-1026"><a href="/imrs/peering/">IMRS Peering information</a></li> <li class="page_item page-item-2205"><a href="/imrs/host/">Hosting IMRS in your network</a></li> <li class="page_item page-item-2211"><a href="/imrs/faq/">FAQ hosting IMRS</a></li> <li class="page_item page-item-3033"><a href="/imrs/root-servers-principles/">Root Servers Principles</a></li> <li class="page_item page-item-3238"><a href="/imrs/reports/">IMRS Activity and Incidents Reports</a></li> </ul> <div class="clear"></div> </div> </div> </div> </div> </div> </div> <div id="page-main" class="container-group fix"> <!-- #page-main // closed in footer --> <div id="dynamic-content" class="outline fix"> <div id="maincontent" class="container fix"> <div class="texture"> <div class="content"> <div class="content-pad"> <div id="pagelines_content" class="fullwidth fix"> <div id="column-wrap" class="fix"> <div id="column-main" class="mcolumn fix"> <div class="mcolumn-pad" > <div id="breadcrumb" class="copy fix"> <div class="copy-pad"> <div class="breadcrumb subtext"> <!-- Breadcrumb NavXT 6.6.0 --> <span typeof="v:Breadcrumb"><a rel="v:url" property="v:title" title="Go to ICANN DNS Engineering." href="https://www.dns.icann.org" class="home">ICANN DNS Engineering</a></span> &gt; <span typeof="v:Breadcrumb"><span property="v:title">ICANN Managed Root Server</span></span> </div> <div class="clear"></div> </div> </div> <div id="theloop" class="copy fix"> <div class="copy-pad"> <div class="fpost post-3 page type-page status-publish hentry" id="post-3"> <h1 class="pagetitle">ICANN Managed Root Server</h1> <div class="entry_wrap fix"> <div class="entry_content"> <p>ICANN Managed Root Server (<strong>IMRS</strong>) DNS system operates at</p> <ul> <li>Name label <strong>L.ROOT-SERVERS.NET.</strong></li> <li>IPv4 address <strong>199.7.83.42</strong> from the ranges <a href="/aboutus/nr/"><strong>199.7.83.0/24 </strong></a>and<strong><a href="/aboutus/nr/"> 199.7.82.0/23</a><br /> </strong></li> <li>IPv6 address <strong>2001:500:9f::42</strong> from the ranges <a href="/aboutus/nr/"><strong>2001:500:9f::/48 </strong></a>and<strong><a href="/aboutus/nr/"> 2001:500:9e::/47</a><br /> </strong></li> <li>All these prefix ranges are announced from <a href="/aboutus/nr/"><strong>AS20144</strong></a>.</li> </ul> <p>The service uses聽the <a href="https://www.nlnetlabs.nl/projects/nsd/" target="_blank" rel="noopener noreferrer">Name Server Daemon (NSD)</a> from <a href="http://www.nlnetlabs.nl/" target="_blank" rel="noopener noreferrer">NLNetLabs</a>, and <a href="https://www.knot-dns.cz/" target="_blank" rel="noopener noreferrer">Knot DNS</a> from <a href="https://labs.nic.cz">CZ.NIC Labs</a>.</p> <p>Some useful information:</p> <ul> <li>IMRS follows the <a href="/imrs/root-servers-principles/">core Root Server Principles</a>, identified in <a href="https://www.icann.org/en/system/files/files/rssac-037-15jun18-en.pdf">RSSAC037 document</a>.</li> <li>Hosting an IMRS in your network: <ul> <li><a href="/imrs/host/" target="_blank" rel="noopener noreferrer">How to host an ICANN Managed Root Server (IMRS) inside your network</a></li> <li><a href="/imrs/faq/">F.A.Q. about hosting an IMRS-Single</a> in your network</li> <li><a href="/wp-content/uploads/2024/02/imrs_agreement.pdf">IMRS L-Single Agreement</a></li> </ul> </li> <li>Want to know our locations and where are we currently serving IMRS? Check out the <a href="/imrs/locations/" target="_blank" rel="noopener noreferrer">world coverage presence.</a></li> <li>IMRS聽<a href="/imrs/stats/" target="_blank" rel="noopener noreferrer">DNS Metrics, Stats telemetry and usage</a>, powered by <a href="http://dns-stats.org/" target="_blank" rel="noopener noreferrer">DNS-STATS</a></li> <li>IMRS <a href="/imrs/peering/" target="_blank" rel="noopener noreferrer">Peering information</a> and our <a href="/aboutus/nr/">number resources</a></li> <li>IMRS <a href="/rssac" target="_blank" rel="noopener noreferrer">RSSAC responses (measurements and other information)</a></li> <li>IMRS <a href="/imrs/reports">Activities and Incident reports</a></li> <li>Our regular <a href="/scheduled-maintenance/">scheduled maintenance windows</a></li> </ul> <p><strong>OLD NOTICES:</strong></p> <ul> <li><a href="/l-root-ipv6-renumbering/">2016 IPv6 Address Renumbering for ICANN Operated Root Server (L.ROOT-SERVERS.NET.)</a></li> <li><a href="/in-addr-arpa-ns-change/">2011 IN-ADDR.ARPA. Name Servers change</a></li> <li><a href="/ip-change-28oct07/">2007 IP Address change (renumbering) for L.ROOT-SERVERS.NET.</a></li> </ul> <div class="clear"></div> </div> <div class="tags"> &nbsp; </div> </div> </div> <div class="clear"></div> </div> </div> </div> </div> </div> </div> <div class="clear"></div> </div> </div> </div> </div> </div> <!-- END #dynamic-content --> <div id="morefoot_area"></div> <div class="clear"></div> </div> <!-- END #page-main from header --> </div> <!-- END #page-canvas from header --> </div> <!-- END #page from header --> <div id="footer"> <div class="outline fix"><div id="simple_footer_nav" class="container fix"> <div class="texture"> <div class="content"> <div class="content-pad"> <div id="logo"> <a class="home" href="https://www.dns.icann.org" title="Home"> <img src="/wp-content/uploads/2012/02/logo-greyscale-94x942.png" alt="ICANN DNS Engineering" /> </a> </div> <ul id="simple_footer"> <li class="page_item page-item-489"><a href="/">Home</a></li> <li class="page_item page-item-741 page_item_has_children"><a href="/aboutus/">About Us</a></li> <li class="page_item page-item-3 page_item_has_children current_page_item"><a href="/imrs/" aria-current="page">ICANN Managed Root Server</a></li> <li class="page_item page-item-6 page_item_has_children"><a href="/services/">Services</a></li> <li class="page_item page-item-2421"><a href="/scheduled-maintenance/">Scheduled Maintenance</a></li> <li class="page_item page-item-2686 page_item_has_children"><a href="/rssac/">RSSAC</a></li> </ul> <span class="terms"> <a href="https://www.icann.org/privacy/tos">Terms of Service</a> | <a href="https://www.icann.org/privacy/cookies">Cookies Policy</a> | <a href="https://www.icann.org/privacy/policy">Privacy Policy</a> | 2024 ICANN DNS Engineering </span> <div class="clear"></div> </div> </div> </div> </div> <div id="cred" class="pagelines"><a class="plimage" target="_blank" href="http://www.pagelines.com/" title="PageLines"><img src="/wp-content/themes/platformpro/images/pagelines.png" alt="PlatformPro by PageLines" /></a></div><div class="clear"></div></div> </div> </div> <script type='text/javascript' src='/wp-content/themes/platformpro/sections/nav/superfish.js?ver=1.0' id='superfish-js'></script> <script type='text/javascript' src='/wp-content/themes/platformpro/sections/nav/jquery.bgiframe.min.js?ver=1.0' id='bgiframe-js'></script> <script type='text/javascript' src='/wp-includes/js/wp-embed.min.js?ver=5.8.1' id='wp-embed-js'></script> </body> </html>

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