{"id":3,"date":"2010-04-16T19:24:16","date_gmt":"2010-04-16T19:24:16","guid":{"rendered":"http:\/\/dns.icann.org\/main\/?page_id=3"},"modified":"2021-09-03T17:37:45","modified_gmt":"2021-09-03T17:37:45","slug":"imrs","status":"publish","type":"page","link":"https:\/\/www.dns.icann.org\/imrs\/","title":{"rendered":"ICANN Managed Root Server"},"content":{"rendered":"<p>ICANN Managed Root Server (<strong>IMRS<\/strong>) DNS system operates at<\/p>\n<ul>\n<li>Name label <strong>L.ROOT-SERVERS.NET.<\/strong><\/li>\n<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 \/>\n<\/strong><\/li>\n<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 \/>\n<\/strong><\/li>\n<li>All these prefix ranges are announced from <a href=\"\/aboutus\/nr\/\"><strong>AS20144<\/strong><\/a>.<\/li>\n<\/ul>\n<p>The service uses\u00a0the <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>\n<p>Some useful information:<\/p>\n<ul>\n<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>\n<li>Hosting an IMRS in your network:\n<ul>\n<li><a href=\"\/imrs\/host\/\" target=\"_blank\" rel=\"noopener noreferrer\">How to host an ICANN Managed Root Server (IMRS) inside your network<\/a><\/li>\n<li><a href=\"\/imrs\/faq\/\">F.A.Q. about hosting an IMRS-Single<\/a> in your network<\/li>\n<\/ul>\n<\/li>\n<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>\n<li>IMRS\u00a0<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>\n<li>IMRS <a href=\"\/imrs\/peering\/\" target=\"_blank\" rel=\"noopener noreferrer\">Peering information<\/a> and our <a href=\"\/aboutus\/nr\/\">number resources<\/a><\/li>\n<li>IMRS <a href=\"\/rssac\" target=\"_blank\" rel=\"noopener noreferrer\">RSSAC responses (measurements and other information)<\/a><\/li>\n<li>IMRS <a href=\"\/imrs\/reports\">Activities and Incident reports<\/a><\/li>\n<li>Our regular <a href=\"\/scheduled-maintenance\/\">scheduled maintenance windows<\/a><\/li>\n<\/ul>\n<p><strong>OLD NOTICES:<\/strong><\/p>\n<ul>\n<li><a href=\"\/l-root-ipv6-renumbering\/\">2016 IPv6 Address Renumbering for ICANN Operated Root Server (L.ROOT-SERVERS.NET.)<\/a><\/li>\n<li><a href=\"\/in-addr-arpa-ns-change\/\">2011 IN-ADDR.ARPA. Name Servers change<\/a><\/li>\n<li><a href=\"\/ip-change-28oct07\/\">2007 IP Address change (renumbering) for L.ROOT-SERVERS.NET.<\/a><\/li>\n<\/ul>\n","protected":false},"excerpt":{"rendered":"<p>ICANN Managed Root Server (IMRS) DNS system operates at<\/p>\n<p> Name label L.ROOT-SERVERS.NET. IPv4 address 199.7.83.42 from the ranges <a href=\"\/aboutus\/nr\/\">199.7.83.0\/24 <\/a>and<a href=\"\/aboutus\/nr\/\"> 199.7.82.0\/23<\/a><br \/> IPv6 address 2001:500:9f::42 from the ranges <a href=\"\/aboutus\/nr\/\">2001:500:9f::\/48 <\/a>and<a href=\"\/aboutus\/nr\/\"> 2001:500:9e::\/47<\/a><br \/> All these prefix ranges are announced from <a href=\"\/aboutus\/nr\/\">AS20144<\/a>. <\/p>\n<p>The service uses\u00a0the <a href=\"https:\/\/www.nlnetlabs.nl\/projects\/nsd\/\" target=\"_blank\" rel=\"noopener noreferrer\">Name Server Daemon [&#8230;]<\/p>\n","protected":false},"author":12,"featured_media":0,"parent":0,"menu_order":2,"comment_status":"closed","ping_status":"closed","template":"","meta":[],"_links":{"self":[{"href":"https:\/\/www.dns.icann.org\/wp-json\/wp\/v2\/pages\/3"}],"collection":[{"href":"https:\/\/www.dns.icann.org\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/www.dns.icann.org\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/www.dns.icann.org\/wp-json\/wp\/v2\/users\/12"}],"replies":[{"embeddable":true,"href":"https:\/\/www.dns.icann.org\/wp-json\/wp\/v2\/comments?post=3"}],"version-history":[{"count":100,"href":"https:\/\/www.dns.icann.org\/wp-json\/wp\/v2\/pages\/3\/revisions"}],"predecessor-version":[{"id":3243,"href":"https:\/\/www.dns.icann.org\/wp-json\/wp\/v2\/pages\/3\/revisions\/3243"}],"wp:attachment":[{"href":"https:\/\/www.dns.icann.org\/wp-json\/wp\/v2\/media?parent=3"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}