{"id":51,"date":"2026-06-08T09:48:05","date_gmt":"2026-06-08T00:48:05","guid":{"rendered":"https:\/\/fideafact.ddns.net\/?p=51"},"modified":"2026-06-08T09:49:05","modified_gmt":"2026-06-08T00:49:05","slug":"%e5%ae%9a%e6%9c%9f%e9%80%81%e4%bf%a1%e3%80%80mydns","status":"publish","type":"post","link":"https:\/\/fideafact.ddns.net\/?p=51","title":{"rendered":"\u5b9a\u671f\u9001\u4fe1\u3000mydns"},"content":{"rendered":"\n<p class=\"wp-block-paragraph\">Raspberry Pi\u304b\u3089MyDNS\u306b\u5b9a\u671f\u7684\u306bIP\u30a2\u30c9\u30ec\u30b9\u3092\u9001\u4fe1\u3059\u308b\u306b\u306f\u3001<mark><strong>IP\u30a2\u30c9\u30ec\u30b9\u3092\u901a\u77e5\u3059\u308b\u30b7\u30a7\u30eb\u30b9\u30af\u30ea\u30d7\u30c8\u3092\u4f5c\u6210\u3057\u3001Linux\u306e\u30b9\u30b1\u30b8\u30e5\u30fc\u30eb\u7ba1\u7406\u6a5f\u80fd\u3067\u3042\u308b\u300ccron\u300d\u3092\u4f7f\u3063\u3066\u81ea\u52d5\u5b9f\u884c\u3059\u308b<\/strong><\/mark>\u306e\u304c\u6700\u3082\u7c21\u5358\u3067\u78ba\u5b9f\u3067\u3059\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u5177\u4f53\u7684\u306a\u624b\u9806\u306f\u4ee5\u4e0b\u306e\u901a\u308a\u3067\u3059\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">1. \u901a\u77e5\u7528\u306e\u30b7\u30a7\u30eb\u30b9\u30af\u30ea\u30d7\u30c8\u3092\u4f5c\u6210\u3059\u308b <\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u307e\u305a\u306f\u3001MyDNS\u306e\u901a\u77e5\u7528URL\u306b\u30a2\u30af\u30bb\u30b9\u3059\u308b\u30b9\u30af\u30ea\u30d7\u30c8\u3092\u4f5c\u6210\u3057\u307e\u3059\u3002IPv4\u3068IPv6\u306e\u4e21\u65b9\u306b\u5bfe\u5fdc\u3055\u305b\u3066\u304a\u304f\u3068\u5b89\u5fc3\u3067\u3059\u3002 <\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u30db\u30fc\u30e0\u30c7\u30a3\u30ec\u30af\u30c8\u30ea\u306a\u3069\u306b <code>mydns_update.sh<\/code> \u3068\u3044\u3046\u30d5\u30a1\u30a4\u30eb\u3092\u4f5c\u6210\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">bash<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>nano ~\/mydns_update.sh\n<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u30b3\u30fc\u30c9\u306f\u6ce8\u610f\u3057\u3066\u3054\u4f7f\u7528\u304f\u3060\u3055\u3044\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u30d5\u30a1\u30a4\u30eb\u304c\u958b\u3044\u305f\u3089\u3001\u4ee5\u4e0b\u306e\u5185\u5bb9\u3092\u8cbc\u308a\u4ed8\u3051\u307e\u3059\u3002<code>mydns999999<\/code> \u3068 <code>password<\/code> \u306e\u90e8\u5206\u306f\u3001\u3054\u81ea\u8eab\u306e<strong>MyDNS\u306e\u30de\u30b9\u30bf\u30fcID\u3068\u30d1\u30b9\u30ef\u30fc\u30c9<\/strong>\u306b\u66f8\u304d\u63db\u3048\u3066\u304f\u3060\u3055\u3044\u3002 <\/p>\n\n\n\n<p class=\"wp-block-paragraph\">bash<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>#!\/bin\/bash\n\n# MyDNS\u306e\u30ed\u30b0\u30a4\u30f3\u60c5\u5831\u3092\u8a2d\u5b9a\nMID=\"mydns999999\"\nPASS=\"password\"\n\n# IPv4\u30a2\u30c9\u30ec\u30b9\u306e\u901a\u77e5\nwget -O - \"https:\/\/$MID:$PASS@ipv4.mydns.jp\/login.html\" &gt; \/dev\/null 2&gt;&amp;1\n\n# IPv6\u30a2\u30c9\u30ec\u30b9\u306e\u901a\u77e5 (\u4e0d\u8981\u306a\u5834\u5408\u306f\u524a\u9664\u3057\u3066\u304f\u3060\u3055\u3044)\nwget -O - \"https:\/\/$MID:$PASS@ipv6.mydns.jp\/login.html\" &gt; \/dev\/null 2&gt;&amp;1\n<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u30b3\u30fc\u30c9\u306f\u6ce8\u610f\u3057\u3066\u3054\u4f7f\u7528\u304f\u3060\u3055\u3044\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u4fdd\u5b58\u3057\u3066\u9589\u3058\u308b\u306b\u306f\u3001<code>Ctrl + O<\/code>\u3001<code>Enter<\/code>\u3001<code>Ctrl + X<\/code> \u306e\u9806\u306b\u30ad\u30fc\u3092\u62bc\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">2. \u30b9\u30af\u30ea\u30d7\u30c8\u306b\u5b9f\u884c\u6a29\u9650\u3092\u4e0e\u3048\u308b<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u4f5c\u6210\u3057\u305f\u30b9\u30af\u30ea\u30d7\u30c8\u3092\u30d7\u30ed\u30b0\u30e9\u30e0\u3068\u3057\u3066\u5b9f\u884c\u3067\u304d\u308b\u3088\u3046\u306b\u6a29\u9650\u3092\u5909\u66f4\u3057\u307e\u3059\u3002 <\/p>\n\n\n\n<p class=\"wp-block-paragraph\">bash<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>chmod +x ~\/mydns_update.sh\n<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u30b3\u30fc\u30c9\u306f\u6ce8\u610f\u3057\u3066\u3054\u4f7f\u7528\u304f\u3060\u3055\u3044\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">3. cron\u3092\u8a2d\u5b9a\u3057\u3066\u5b9a\u671f\u5b9f\u884c\u3059\u308b<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u30bf\u30b9\u30af\u30b9\u30b1\u30b8\u30e5\u30fc\u30e9\u30fc\uff08cron\uff09\u3092\u8a2d\u5b9a\u3057\u3066\u3001\u30b9\u30af\u30ea\u30d7\u30c8\u304c\u5b9a\u671f\u7684\u306b\u81ea\u52d5\u5b9f\u884c\u3055\u308c\u308b\u3088\u3046\u306b\u3057\u307e\u3059\u3002 <\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u8a2d\u5b9a\u753b\u9762\u3092\u958b\u304f\u305f\u3081\u306b\u4ee5\u4e0b\u306e\u30b3\u30de\u30f3\u30c9\u3092\u5b9f\u884c\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">bash<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>crontab -e\n<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u30b3\u30fc\u30c9\u306f\u6ce8\u610f\u3057\u3066\u3054\u4f7f\u7528\u304f\u3060\u3055\u3044\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><em>(\u521d\u56de\u5b9f\u884c\u6642\u306f\u30a8\u30c7\u30a3\u30bf\u306e\u9078\u629e\u3092\u6c42\u3081\u3089\u308c\u308b\u305f\u3081\u3001\u4f7f\u3044\u3084\u3059\u3044 <code>1. \/bin\/nano<\/code> \u3092\u9078\u3093\u3067\u304f\u3060\u3055\u3044)<\/em><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u30d5\u30a1\u30a4\u30eb\u306e\u6700\u4e0b\u884c\u306b\u3001\u4ee5\u4e0b\u306e\u8a2d\u5b9a\u3092\u8ffd\u52a0\u3057\u307e\u3059\u3002 <\/p>\n\n\n\n<p class=\"wp-block-paragraph\">text<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>0 * * * * \/home\/pi\/mydns_update.sh\n<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u30b3\u30fc\u30c9\u306f\u6ce8\u610f\u3057\u3066\u3054\u4f7f\u7528\u304f\u3060\u3055\u3044\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u203b \u30e6\u30fc\u30b6\u30fc\u540d\u304c <code>pi<\/code> \u3067\u306f\u306a\u3044\u5834\u5408\uff08\u6700\u8fd1\u306eRaspberry Pi OS\u306a\u3069\uff09\u306f\u3001<code>\/home\/\u30e6\u30fc\u30b6\u30fc\u540d\/mydns_update.sh<\/code> \u306b\u66f8\u304d\u63db\u3048\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\ud83d\udca1 \u5b9f\u884c\u9593\u9694\u306e\u76ee\u5b89<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u4e0a\u8a18\u306e <code>0 * * * *<\/code> \u306f\u300c<strong>1\u6642\u9593\u306b1\u56de\uff08\u6bce\u66420\u5206\uff09\u5b9f\u884c\u3059\u308b<\/strong>\u300d\u3068\u3044\u3046\u610f\u5473\u306b\u306a\u308a\u307e\u3059\u3002<br>MyDNS\u306f\u9577\u671f\u9593\u901a\u77e5\u304c\u306a\u3044\u3068\u767b\u9332\u304c\u524a\u9664\u3055\u308c\u3066\u3057\u307e\u3044\u307e\u3059\u304c\u3001IP\u30a2\u30c9\u30ec\u30b9\u304c\u5909\u308f\u3063\u305f\u3068\u304d\u306b\u3082\u8ffd\u5f93\u3067\u304d\u308b\u3088\u3046\u3001<strong>1\u6642\u9593\u306b1\u56de\u301c\u6570\u6642\u9593\u306b1\u56de<\/strong>\u7a0b\u5ea6\u306e\u983b\u5ea6\u3067\u901a\u77e5\u3092\u8a2d\u5b9a\u3059\u308b\u306e\u304c\u4e00\u822c\u7684\u3067\u3059\u3002 <\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u8a2d\u5b9a\u304c\u5b8c\u4e86\u3057\u305f\u3089\u3001\u4fdd\u5b58\u3057\u3066\u30a8\u30c7\u30a3\u30bf\u3092\u9589\u3058\u307e\u3059\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">4. \u6b63\u3057\u304f\u901a\u77e5\u3055\u308c\u3066\u3044\u308b\u304b\u78ba\u8a8d\u3059\u308b<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u8a2d\u5b9a\u5f8c\u3001\u624b\u52d5\u3067\u30b9\u30af\u30ea\u30d7\u30c8\u3092\u52d5\u304b\u3057\u3066\u30c6\u30b9\u30c8\u3057\u3066\u307f\u307e\u3057\u3087\u3046\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">bash<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>~\/mydns_update.sh\n<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u30b3\u30fc\u30c9\u306f\u6ce8\u610f\u3057\u3066\u3054\u4f7f\u7528\u304f\u3060\u3055\u3044\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u5b9f\u884c\u5f8c\u3001MyDNS\u306e\u516c\u5f0f\u30b5\u30a4\u30c8\u306b\u30ed\u30b0\u30a4\u30f3\u3057\u3001\u300cLOG INFO\uff08\u901a\u77e5\u5c65\u6b74\uff09\u300d\u3092\u78ba\u8a8d\u3057\u3066\u304f\u3060\u3055\u3044\u3002\u3054\u81ea\u8eab\u306eRaspberry Pi\u304c\u3042\u308b\u74b0\u5883\u306e\u30b0\u30ed\u30fc\u30d0\u30ebIP\u30a2\u30c9\u30ec\u30b9\u3068\u3001\u30a2\u30af\u30bb\u30b9\u3057\u305f\u65e5\u6642\u304c\u8a18\u9332\u3055\u308c\u3066\u3044\u308c\u3070\u6210\u529f\u3067\u3059\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Raspberry Pi\u304b\u3089MyDNS\u306b\u5b9a\u671f\u7684\u306bIP\u30a2\u30c9\u30ec\u30b9\u3092\u9001\u4fe1\u3059\u308b\u306b\u306f\u3001IP\u30a2\u30c9\u30ec\u30b9\u3092\u901a\u77e5\u3059\u308b\u30b7\u30a7\u30eb\u30b9\u30af\u30ea\u30d7\u30c8\u3092\u4f5c\u6210\u3057\u3001Linux\u306e\u30b9\u30b1\u30b8\u30e5\u30fc\u30eb\u7ba1\u7406\u6a5f\u80fd\u3067\u3042\u308b\u300ccron\u300d\u3092\u4f7f\u3063\u3066\u81ea\u52d5\u5b9f\u884c\u3059\u308b\u306e\u304c\u6700\u3082\u7c21\u5358\u3067\u78ba\u5b9f\u3067\u3059\u3002  [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[9,10,1],"tags":[28,25,22,52,19,27,23,21,20,44,53],"class_list":["post-51","post","type-post","status-publish","format-standard","hentry","category-garage-products","category-raspberrypi","category-uncategorized","tag-apache","tag-certbot","tag-ddns","tag-ip","tag-mydns","tag-ssl","tag-dns","tag-21","tag-20","tag-44","tag-53"],"_links":{"self":[{"href":"https:\/\/fideafact.ddns.net\/index.php?rest_route=\/wp\/v2\/posts\/51","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/fideafact.ddns.net\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/fideafact.ddns.net\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/fideafact.ddns.net\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/fideafact.ddns.net\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=51"}],"version-history":[{"count":1,"href":"https:\/\/fideafact.ddns.net\/index.php?rest_route=\/wp\/v2\/posts\/51\/revisions"}],"predecessor-version":[{"id":52,"href":"https:\/\/fideafact.ddns.net\/index.php?rest_route=\/wp\/v2\/posts\/51\/revisions\/52"}],"wp:attachment":[{"href":"https:\/\/fideafact.ddns.net\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=51"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/fideafact.ddns.net\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=51"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/fideafact.ddns.net\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=51"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}