Internet Assigned Numbers Authority

<!doctype html> <html> <head> <title>Internet Assigned Numbers Authority</title> <meta charset="utf-8" /> <meta http-equiv="Content-type" content="text/html; charset=utf-8" /> <meta name="viewport" content="width=device-width, initial-scale=1" /> <link rel="stylesheet" href="/_css/2022/iana_website.css"/> <link rel="shortcut icon" type="image/ico" href="/_img/bookmark_icon.ico"/> <script type="text/javascript" src="/_js/jquery.js"></script> <script type="text/javascript" src="/_js/iana.js"></script> <link rel="canonical" href="https://iana.org/"/> <script> (function() { var cx = '010470622406686203020:boq_dnseony'; var gcse = document.createElement('script'); gcse.type = 'text/javascript'; gcse.async = true; gcse.src = 'https://cse.google.com/cse.js?cx=' + cx; var s = document.getElementsByTagName('script')[0]; s.parentNode.insertBefore(gcse, s); })(); </script> </head> <body> <div class="homepage"> <header> <h1><span>Internet Assigned Numbers Authority</span></h1> <div id="intro"> <p>The global coordination of the DNS Root, IP addressing, and other Internet protocol resources is performed as the Internet Assigned Numbers Authority (IANA) functions. <a href="about/" class="avoid-break">Learn more.</a></p> </div> </header> <div id="main"> <div id="home-functions"> <div id="home-panels"> <div id="home-panel-domains" class="home-panel"> <h2><a href="/domains">Domain Names</a></h2> <p>Management of the DNS Root Zone (assignments of ccTLDs and gTLDs) along with other functions such as the .int and .arpa zones.</p> <ul> <li><a href="/domains/root">Root Zone Management</a></li> <li><a href="/domains/root/db">Database of Top Level Domains</a></li> <li><a href="/domains/int">.int Registry</a></li> <li><a href="/domains/arpa">.arpa Registry</a></li> <li><a href="/domains/idn-tables">IDN Practices Repository</a></li> </ul> </div> <div id="home-panel-numbers" class="home-panel"> <h2><a href="/numbers">Number Resources</a></h2> <p>Coordination of the global IP and AS number spaces, such as allocations made to Regional Internet Registries.</p> <ul> <li><a href="/numbers">IP Addresses & AS Numbers</a></li> <li><a href="/abuse">Network abuse information</a></li> </ul> </div> <div id="home-panel-protocols" class="home-panel"> <h2><a href="/protocols">Protocol Assignments</a></h2> <p>The central repository for protocol name and number registries used in many Internet protocols.</p> <ul> <li><a href="/protocols">Protocol Registries</a></li> <li><a href="/protocols/apply">Apply for an assignment</a></li> <li><a href="/time-zones">Time Zone Database</a></li> </ul> </div> </div> <div id="home-panel-search"> <gcse:search></gcse:search> </div> </div> </div> <footer> <div id="footer"> <table class="navigation"> <tr> <td class="section"><a href="/domains">Domain Names</a></td> <td class="subsection"> <ul> <li><a href="/domains/root">Root Zone Registry</a></li> <li><a href="/domains/int">.INT Registry</a></li> <li><a href="/domains/arpa">.ARPA Registry</a></li> <li><a href="/domains/idn-tables">IDN Repository</a></li> </ul> </td> </tr> <tr> <td class="section"><a href="/numbers">Number Resources</a></td> <td class="subsection"> <ul> <li><a href="/abuse">Abuse Information</a></li> </ul> </td> </tr> <tr> <td class="section"><a href="/protocols">Protocols</a></td> <td class="subsection"> <ul> <li><a href="/protocols">Protocol Registries</a></li> <li><a href="/time-zones">Time Zone Database</a></li> </ul> </td> </tr> <tr> <td class="section"><a href="/about">About Us</a></td> <td class="subsection"> <ul> <li><a href="/reports">Reports</a></li> <li><a href="/performance">Performance</a></li> <li><a href="/reviews">Reviews</a></li> <li><a href="/about/excellence">Excellence</a></li>  <li><a href="/contact">Contact Us</a></li> </ul> </td> </tr> </table> <div id="custodian"> <p>The IANA functions coordinate the Internet鈥檚 globally unique identifiers, and are provided by <a href="http://pti.icann.org">Public Technical Identifiers</a>, an affiliate of <a href="http://www.icann.org/">ICANN</a>.</p> <p> </div> <div id="legalnotice"> <ul> <li><a href="https://www.icann.org/privacy/policy">Privacy Policy</a></li> <li><a href="https://www.icann.org/privacy/tos">Terms of Service</a></li> </ul> </p> </div> </div> </footer> </div> </body> </html>

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Internet Assigned Numbers Authority