{"id":407,"date":"2026-05-29T18:33:45","date_gmt":"2026-05-29T18:33:45","guid":{"rendered":"https:\/\/rtechblog.rg.net\/?p=407"},"modified":"2026-05-29T18:33:45","modified_gmt":"2026-05-29T18:33:45","slug":"rfc-9977-publishing-end-site-prefix-lengths","status":"publish","type":"post","link":"https:\/\/rtechblog.rg.net\/?p=407","title":{"rendered":"RFC 9977: Publishing End-Site Prefix Lengths"},"content":{"rendered":"\n<pre class=\"wp-block-code\"><code>RFC 9977\nTitle:      Publishing End-Site Prefix Lengths\nAuthor:     O. Gasser,\n            R. Bush,\n            M. Candela,\n            R. Housley\nStatus:     Proposed Standard\nStream:     IETF\nDate:       May 2026\nMailbox:    oliver@ipinfo.io,\n            randy@psg.com,\n            massimo@ntt.net,\n            housley@vigilsec.com\nPages:      26\nI-D Tag:    draft-ietf-opsawg-prefix-lengths-14.txt\nURL:        https:\/\/www.rfc-editor.org\/info\/rfc9977\nDOI:        10.17487\/RFC9977<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">This document specifies how to augment the Routing Policy Specification Language (RPSL) inetnum: class to refer specifically to prefixlen files, which are Comma-Separated Values (CSV) files used to specify end-site prefix lengths. This document also describes an optional mechanism that uses the Resource Public Key Infrastructure (RPKI) to authenticate the prefixlen files.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>This document specifies how to augment the Routing Policy Specification Language (RPSL) inetnum: class to refer specifically to prefixlen files, which are Comma-Separated Values (CSV) files used to specify end-site prefix lengths. This document also describes an optional mechanism that uses the Resource Public Key Infrastructure (RPKI) to authenticate the prefixlen files.<\/p>\n","protected":false},"author":2,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[12],"tags":[],"class_list":["post-407","post","type-post","status-publish","format-standard","hentry","category-ietf"],"_links":{"self":[{"href":"https:\/\/rtechblog.rg.net\/index.php?rest_route=\/wp\/v2\/posts\/407","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/rtechblog.rg.net\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/rtechblog.rg.net\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/rtechblog.rg.net\/index.php?rest_route=\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/rtechblog.rg.net\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=407"}],"version-history":[{"count":1,"href":"https:\/\/rtechblog.rg.net\/index.php?rest_route=\/wp\/v2\/posts\/407\/revisions"}],"predecessor-version":[{"id":408,"href":"https:\/\/rtechblog.rg.net\/index.php?rest_route=\/wp\/v2\/posts\/407\/revisions\/408"}],"wp:attachment":[{"href":"https:\/\/rtechblog.rg.net\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=407"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/rtechblog.rg.net\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=407"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/rtechblog.rg.net\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=407"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}