<html xmlns="http://www.w3.org/1999/xhtml"><head></head><body><p><anchor-end xmlns="urn:x-suika-fam-cx:markup:suikawiki:0:9:" a0:anchor="17" xmlns:a0="urn:x-suika-fam-cx:markup:suikawiki:0:9:">[17]</anchor-end> いくつかの <anchor xmlns="urn:x-suika-fam-cx:markup:suikawiki:0:9:">IPアドレス</anchor>は<anchor xmlns="urn:x-suika-fam-cx:markup:suikawiki:0:9:">予約</anchor>されており、特別な用途で用いられます。</p><section><h1>仕様書</h1><refs xmlns="urn:x-suika-fam-cx:markup:suikawiki:0:9:"><ul xmlns="http://www.w3.org/1999/xhtml"><li><anchor-end xmlns="urn:x-suika-fam-cx:markup:suikawiki:0:9:" a0:anchor="5" xmlns:a0="urn:x-suika-fam-cx:markup:suikawiki:0:9:">[5]</anchor-end> <cite><anchor xmlns="urn:x-suika-fam-cx:markup:suikawiki:0:9:">BR</anchor></cite> (<time>2014-11-01 05:54:38 +09:00</time> 版) <anchor-external xmlns="urn:x-suika-fam-cx:markup:suikawiki:0:9:" a0:resScheme="URI" xmlns:a0="urn:x-suika-fam-cx:markup:suikawiki:0:9:" a0:resParameter="https://cabforum.org/wp-content/uploads/BRv1.2.3.pdf#page=17">https://cabforum.org/wp-content/uploads/BRv1.2.3.pdf#page=17</anchor-external></li></ul></refs></section><section><h1>定義</h1><figure class="quote"><figcaption><anchor-end xmlns="urn:x-suika-fam-cx:markup:suikawiki:0:9:" a0:anchor="6" xmlns:a0="urn:x-suika-fam-cx:markup:suikawiki:0:9:">[6]</anchor-end> (<time>2014-11-01 05:54:38 +09:00</time> 版)
<anchor-external xmlns="urn:x-suika-fam-cx:markup:suikawiki:0:9:" a0:resScheme="URI" xmlns:a0="urn:x-suika-fam-cx:markup:suikawiki:0:9:" a0:resParameter="https://cabforum.org/wp-content/uploads/BRv1.2.3.pdf#page=12">https://cabforum.org/wp-content/uploads/BRv1.2.3.pdf#page=12</anchor-external></figcaption><blockquote><p>Reserved IP Address: An IPv4 or IPv6 address that the IANA has marked as reserved:</p><p>http://www.iana.org/assignments/ipv4-address-space/ipv4-address-space.xml</p><p>http://www.iana.org/assignments/ipv6-address-space/ipv6-address-space.xml</p></blockquote></figure></section><section><h1>証明書</h1><p><anchor-end xmlns="urn:x-suika-fam-cx:markup:suikawiki:0:9:" a0:anchor="4" xmlns:a0="urn:x-suika-fam-cx:markup:suikawiki:0:9:">[4]</anchor-end> <anchor xmlns="urn:x-suika-fam-cx:markup:suikawiki:0:9:">BR</anchor> に従う <anchor xmlns="urn:x-suika-fam-cx:markup:suikawiki:0:9:">CA</anchor> は、2016年10月1日をもって<anchor xmlns="urn:x-suika-fam-cx:markup:suikawiki:0:9:">予約済みIPアドレス</anchor>を <anchor xmlns="urn:x-suika-fam-cx:markup:suikawiki:0:9:">subject</anchor> <anchor xmlns="urn:x-suika-fam-cx:markup:suikawiki:0:9:">CN</anchor>
や <anchor xmlns="urn:x-suika-fam-cx:markup:suikawiki:0:9:">SAN</anchor> に指定した<anchor xmlns="urn:x-suika-fam-cx:markup:suikawiki:0:9:">証明書</anchor>を全廃することとなっています <src xmlns="urn:x-suika-fam-cx:markup:suikawiki:0:10:"><anchor-internal xmlns="urn:x-suika-fam-cx:markup:suikawiki:0:9:" a0:anchor="5" xmlns:a0="urn:x-suika-fam-cx:markup:suikawiki:0:9:">&gt;&gt;5</anchor-internal></src>。</p><comment-p xmlns="urn:x-suika-fam-cx:markup:suikawiki:0:10:"><anchor xmlns="urn:x-suika-fam-cx:markup:suikawiki:0:9:">内部名</anchor>参照。</comment-p></section><section><h1>特別な IPv4 アドレスの一覧</h1><p><anchor-end xmlns="urn:x-suika-fam-cx:markup:suikawiki:0:9:" a0:anchor="1" xmlns:a0="urn:x-suika-fam-cx:markup:suikawiki:0:9:">[1]</anchor-end> <anchor xmlns="urn:x-suika-fam-cx:markup:suikawiki:0:9:">IANA</anchor> 登録簿はもちろんですが、 ID draft-iana-special-ipv4
<anchor-external xmlns="urn:x-suika-fam-cx:markup:suikawiki:0:9:" a0:resScheme="URI" xmlns:a0="urn:x-suika-fam-cx:markup:suikawiki:0:9:" a0:resParameter="urn:ietf:id:draft-iana-special-ipv4">urn:ietf:id:draft-iana-special-ipv4</anchor-external>
にも特殊なのの一覧が載ってます。</p><p><anchor-end xmlns="urn:x-suika-fam-cx:markup:suikawiki:0:9:" a0:anchor="2" xmlns:a0="urn:x-suika-fam-cx:markup:suikawiki:0:9:">[2]</anchor-end> <anchor-internal xmlns="urn:x-suika-fam-cx:markup:suikawiki:0:9:" a0:anchor="1" xmlns:a0="urn:x-suika-fam-cx:markup:suikawiki:0:9:">&gt;&gt;1</anchor-internal> <anchor xmlns="urn:x-suika-fam-cx:markup:suikawiki:0:9:">RFC3330</anchor> <anchor-external xmlns="urn:x-suika-fam-cx:markup:suikawiki:0:9:" a0:resScheme="URI" xmlns:a0="urn:x-suika-fam-cx:markup:suikawiki:0:9:" a0:resParameter="urn:ietf:rfc:3330">urn:ietf:rfc:3330</anchor-external> になりました。</p><p><anchor-end xmlns="urn:x-suika-fam-cx:markup:suikawiki:0:9:" a0:anchor="3" xmlns:a0="urn:x-suika-fam-cx:markup:suikawiki:0:9:">[3]</anchor-end> 以下は、特定ホストの address として (world unique 的にも)
不適切そうな address の一覧。 (<anchor xmlns="urn:x-suika-fam-cx:markup:suikawiki:0:9:">Message-ID</anchor> 
みたいなのに使う時で厳密にチェックしたい時に使うべし。)</p><table><tbody><tr><td><anchor xmlns="urn:x-suika-fam-cx:markup:suikawiki:0:9:">0.0.0.0/8</anchor></td><td>(0.*.*.*)</td><td>「この」網</td></tr><tr><td>10.0.0.0/8</td><td>(10.*.*.*)</td><td>私用</td><td>[RFC1918]</td></tr><tr><td>127.0.0.0/8</td><td>(127.*.*.*)</td><td><anchor xmlns="urn:x-suika-fam-cx:markup:suikawiki:0:9:">loopback</anchor> address</td></tr><tr><td><code><anchor xmlns="urn:x-suika-fam-cx:markup:suikawiki:0:9:">127.0.53.53</anchor></code></td><td></td><td><code><anchor xmlns="urn:x-suika-fam-cx:markup:suikawiki:0:9:">ICANN_NAME_COLLISION</anchor></code></td></tr><tr><td>169.254.0.0/16</td><td>(169.254.*.*)</td><td>link local</td></tr><tr><td>172.16.0.0/12</td><td>(172.16.*.* 〜 172.31.255.255)</td><td>私用</td><td>[RFC1918]</td></tr><tr><td>192.0.2.0/24</td><td>(192.0.2.*)</td><td>TEST-NET</td></tr><tr><td>192.88.99.0/24</td><td>(192.88.99.*)</td><td><anchor xmlns="urn:x-suika-fam-cx:markup:suikawiki:0:9:">6to4</anchor> anycast</td><td>[RFC3068]</td></tr><tr><td>192.168.0.0/16</td><td>(192.168.*.* 〜 192.168.255.255)</td><td>私用</td><td>[RFC1918]</td></tr><tr><td>198.18.0.0/15</td><td>(198.18.*.* 〜 198.19.*.*)</td><td>benchmark</td><td>[RFC2544]</td></tr><tr><td>224.0.0.0/8</td><td>(class D,E)  </td><td></td><td>[RFC3171]</td></tr></tbody></table><p><anchor-end xmlns="urn:x-suika-fam-cx:markup:suikawiki:0:9:" a0:anchor="18" xmlns:a0="urn:x-suika-fam-cx:markup:suikawiki:0:9:">[18]</anchor-end> <cite xml:lang="en">rfc3849</cite>, <time>2021-06-10T07:22:09.000Z</time> <anchor-external xmlns="urn:x-suika-fam-cx:markup:suikawiki:0:9:" a0:resScheme="URI" xmlns:a0="urn:x-suika-fam-cx:markup:suikawiki:0:9:" a0:resParameter="https://datatracker.ietf.org/doc/html/rfc3849">https://datatracker.ietf.org/doc/html/rfc3849</anchor-external></p></section><section><h1>関連</h1><p><sw-see xmlns="urn:x-suika-fam-cx:markup:suikawiki:0:9:"> <anchor>特別なドメイン名</anchor> </sw-see></p></section><section><h1>メモ</h1><p><anchor-end xmlns="urn:x-suika-fam-cx:markup:suikawiki:0:9:" a0:anchor="7" xmlns:a0="urn:x-suika-fam-cx:markup:suikawiki:0:9:">[7]</anchor-end> <cite xml:lang="ja">IPv4 - Wikipedia</cite>
(<time>2015-03-21 15:59:26 +09:00</time> 版)
<anchor-external xmlns="urn:x-suika-fam-cx:markup:suikawiki:0:9:" a0:resScheme="URI" xmlns:a0="urn:x-suika-fam-cx:markup:suikawiki:0:9:" a0:resParameter="http://ja.wikipedia.org/wiki/IPv4#.E4.BA.88.E7.B4.84.E3.82.A2.E3.83.89.E3.83.AC.E3.82.B9.E4.B8.80.E8.A6.A7">http://ja.wikipedia.org/wiki/IPv4#.E4.BA.88.E7.B4.84.E3.82.A2.E3.83.89.E3.83.AC.E3.82.B9.E4.B8.80.E8.A6.A7</anchor-external></p><p><anchor-end xmlns="urn:x-suika-fam-cx:markup:suikawiki:0:9:" a0:anchor="8" xmlns:a0="urn:x-suika-fam-cx:markup:suikawiki:0:9:">[8]</anchor-end> <cite>IANA IPv4 Special-Purpose Address Registry</cite>
(<time>2015-03-27 00:26:18 +09:00</time> 版)
<anchor-external xmlns="urn:x-suika-fam-cx:markup:suikawiki:0:9:" a0:resScheme="URI" xmlns:a0="urn:x-suika-fam-cx:markup:suikawiki:0:9:" a0:resParameter="http://www.iana.org/assignments/iana-ipv4-special-registry/iana-ipv4-special-registry.xhtml">http://www.iana.org/assignments/iana-ipv4-special-registry/iana-ipv4-special-registry.xhtml</anchor-external></p><p><anchor-end xmlns="urn:x-suika-fam-cx:markup:suikawiki:0:9:" a0:anchor="10" xmlns:a0="urn:x-suika-fam-cx:markup:suikawiki:0:9:">[10]</anchor-end> <cite>Issue 378566 - chromium - Block sub-resource loads from the web to private networks and localhost - An open-source project to help move the web forward. - Google Project Hosting</cite>
(<time>2015-09-22 17:45:51 +09:00</time> 版)
<anchor-external xmlns="urn:x-suika-fam-cx:markup:suikawiki:0:9:" a0:resScheme="URI" xmlns:a0="urn:x-suika-fam-cx:markup:suikawiki:0:9:" a0:resParameter="https://code.google.com/p/chromium/issues/detail?id=378566">https://code.google.com/p/chromium/issues/detail?id=378566</anchor-external></p><p><anchor-end xmlns="urn:x-suika-fam-cx:markup:suikawiki:0:9:" a0:anchor="11" xmlns:a0="urn:x-suika-fam-cx:markup:suikawiki:0:9:">[11]</anchor-end> <cite>IRC logs: freenode / #whatwg / 20150929</cite>
(<time>2015-09-30 20:23:50 +09:00</time> 版)
<anchor-external xmlns="urn:x-suika-fam-cx:markup:suikawiki:0:9:" a0:resScheme="URI" xmlns:a0="urn:x-suika-fam-cx:markup:suikawiki:0:9:" a0:resParameter="http://krijnhoetmer.nl/irc-logs/whatwg/20150929">http://krijnhoetmer.nl/irc-logs/whatwg/20150929</anchor-external></p><p><anchor-end xmlns="urn:x-suika-fam-cx:markup:suikawiki:0:9:" a0:anchor="12" xmlns:a0="urn:x-suika-fam-cx:markup:suikawiki:0:9:">[12]</anchor-end> <cite xml:lang="en">RFC 6303 - Locally Served DNS Zones</cite>
(<time>2015-11-01 22:46:09 +09:00</time> 版)
<anchor-external xmlns="urn:x-suika-fam-cx:markup:suikawiki:0:9:" a0:resScheme="URI" xmlns:a0="urn:x-suika-fam-cx:markup:suikawiki:0:9:" a0:resParameter="https://tools.ietf.org/html/rfc6303">https://tools.ietf.org/html/rfc6303</anchor-external></p><p><anchor-end xmlns="urn:x-suika-fam-cx:markup:suikawiki:0:9:" a0:anchor="13" xmlns:a0="urn:x-suika-fam-cx:markup:suikawiki:0:9:">[13]</anchor-end> <cite xml:lang="en">RFC 6304 - AS112 Nameserver Operations</cite>
(<time>2015-11-01 17:57:18 +09:00</time> 版)
<anchor-external xmlns="urn:x-suika-fam-cx:markup:suikawiki:0:9:" a0:resScheme="URI" xmlns:a0="urn:x-suika-fam-cx:markup:suikawiki:0:9:" a0:resParameter="https://tools.ietf.org/html/rfc6304">https://tools.ietf.org/html/rfc6304</anchor-external></p><p><anchor-end xmlns="urn:x-suika-fam-cx:markup:suikawiki:0:9:" a0:anchor="14" xmlns:a0="urn:x-suika-fam-cx:markup:suikawiki:0:9:">[14]</anchor-end> <cite xml:lang="en">RFC 6305 - I'm Being Attacked by PRISONER.IANA.ORG!</cite>
(<time>2015-11-01 17:15:24 +09:00</time> 版)
<anchor-external xmlns="urn:x-suika-fam-cx:markup:suikawiki:0:9:" a0:resScheme="URI" xmlns:a0="urn:x-suika-fam-cx:markup:suikawiki:0:9:" a0:resParameter="https://tools.ietf.org/html/rfc6305">https://tools.ietf.org/html/rfc6305</anchor-external></p><p><anchor-end xmlns="urn:x-suika-fam-cx:markup:suikawiki:0:9:" a0:anchor="15" xmlns:a0="urn:x-suika-fam-cx:markup:suikawiki:0:9:">[15]</anchor-end> <cite>AS112 Project Overview</cite>
(<time>2015-11-02 17:39:38 +09:00</time> 版)
<anchor-external xmlns="urn:x-suika-fam-cx:markup:suikawiki:0:9:" a0:resScheme="URI" xmlns:a0="urn:x-suika-fam-cx:markup:suikawiki:0:9:" a0:resParameter="https://www.as112.net/">https://www.as112.net/</anchor-external></p><p><anchor-end xmlns="urn:x-suika-fam-cx:markup:suikawiki:0:9:" a0:anchor="16" xmlns:a0="urn:x-suika-fam-cx:markup:suikawiki:0:9:">[16]</anchor-end> <cite xml:lang="en">RFC 6598 - IANA-Reserved IPv4 Prefix for Shared Address Space</cite>
(<time>2016-03-30 01:05:49 +09:00</time> 版)
<anchor-external xmlns="urn:x-suika-fam-cx:markup:suikawiki:0:9:" a0:resScheme="URI" xmlns:a0="urn:x-suika-fam-cx:markup:suikawiki:0:9:" a0:resParameter="https://tools.ietf.org/html/rfc6598">https://tools.ietf.org/html/rfc6598</anchor-external></p></section></body></html>