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System\uff09\u89e3\u6790\u30a8\u30f3\u30b8\u30f3\u306b\u30af\u30a8\u30ea\u3092\u9001\u4fe1\u3057\u307e\u3059\u3002\u89e3\u6790\u30a8\u30f3\u30b8\u30f3\u306e\u30ad\u30e3\u30c3\u30b7\u30e5\u306b\u305d\u306e\u30c9\u30e1\u30a4\u30f3\u540d\u306e\u60c5\u5831\u304c\u306a\u3044\u5834\u5408\u3001\u30eb\u30fc\u30c8\u30c9\u30e1\u30a4\u30f3\u30b5\u30fc\u30d0\u30fc\u304b\u3089\u59cb\u3081\u3066\u6bb5\u968e\u7684\u306b\u4e0b\u4f4d\u306e\u30c9\u30e1\u30a4\u30f3\u30b5\u30fc\u30d0\u30fc\u3092\u8abf\u3079\u3001\u305d\u306e\u30c9\u30e1\u30a4\u30f3\u540d\u3092\u7ba1\u7406\u3057\u3066\u3044\u308b\u6a29\u5a01\u3042\u308b\u30c9\u30e1\u30a4\u30f3\u30b5\u30fc\u30d0\u30fc\u3092\u898b\u3064\u3051\u51fa\u3057\u3001\u5bfe\u5fdc\u3059\u308bIP\u30a2\u30c9\u30ec\u30b9\u3092\u53d6\u5f97\u3057\u307e\u3059\u3002\u53d6\u5f97\u3057\u305fIP\u30a2\u30c9\u30ec\u30b9\u304c\u30d6\u30e9\u30a6\u30b6\u306b\u8fd4\u3055\u308c\u308b\u3068\u3001\u30d6\u30e9\u30a6\u30b6\u306f\u305d\u306eIP\u30a2\u30c9\u30ec\u30b9\u306b\u5bfe\u3057\u3066HTTP\/HTTPS\u30ea\u30af\u30a8\u30b9\u30c8\u3092\u9001\u4fe1\u3057\u3001\u76ee\u7684\u306e\u30a6\u30a7\u30d6\u30b5\u30a4\u30c8\u306b\u30a2\u30af\u30bb\u30b9\u3057\u307e\u3059\u3002\u3053\u306e\u30d7\u30ed\u30bb\u30b9\u306f\u6570\u30df\u30ea\u79d2\u3067\u5b8c\u4e86\u3057\u3001\u30e6\u30fc\u30b6\u30fc\u306b\u3068\u3063\u3066\u306f\u307b\u3068\u3093\u3069\u611f\u3058\u3089\u308c\u306a\u3044\u307b\u3069\u8fc5\u901f\u3067\u3059\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u30c9\u30e1\u30a4\u30f3\u540d\u81ea\u4f53\u306b\u306f\u968e\u5c64\u7684\u306a\u69cb\u9020\u304c\u3042\u308a\u3001\u53f3\u304b\u3089\u5de6\u306b\u8aad\u3080\u3068\u305d\u306e\u968e\u5c64\u304c\u9806\u306b\u9ad8\u304f\u306a\u308a\u307e\u3059\u3002 <code data-no-auto-translation=\"\">www.example.com.<\/code> \u4f8b\u3048\u3070\uff08\u672b\u5c3e\u306e\u30eb\u30fc\u30c8\u30c9\u30e1\u30a4\u30f3\u300c.\u300d\u306f\u901a\u5e38\u7701\u7565\u3055\u308c\u307e\u3059\u304c\uff09\u3001\u6700\u3082\u53f3\u5074\u306b\u3042\u308b\u300c.com\u300d\u306f\u30c8\u30c3\u30d7\u30ec\u30d9\u30eb\u30c9\u30e1\u30a4\u30f3\u3067\u3042\u308a\u3001\u30c9\u30e1\u30a4\u30f3\u306e\u30ab\u30c6\u30b4\u30ea\u30fc\u3084\u56fd\u30fb\u5730\u57df\u3092\u793a\u3057\u3066\u3044\u307e\u3059\u3002\u300cexample\u300d\u306f\u30bb\u30ab\u30f3\u30c9\u30ec\u30d9\u30eb\u30c9\u30e1\u30a4\u30f3\u3067\u3001\u30e6\u30fc\u30b6\u30fc\u304c\u30ec\u30b8\u30b9\u30c8\u30e9\u30fc\u3067\u767b\u9332\u3057\u305f\u540d\u524d\u306e\u90e8\u5206\u3067\u3059\u3002\u300cwww\u300d\u306f\u30b5\u30fc\u30c9\u30ec\u30d9\u30eb\u30c9\u30e1\u30a4\u30f3\u3067\u3001\u901a\u5e38\u306f\u30a6\u30a7\u30d6\u30b5\u30a4\u30c8\u306e\u30e1\u30a4\u30f3\u30b5\u30fc\u30d0\u30fc\u3092\u6307\u3057\u307e\u3059\u304c\u3001\u30e6\u30fc\u30b6\u30fc\u306f\u300cmail.example.com\u300d\u3084\u300cblog.example.com\u300d\u306e\u3088\u3046\u306b\u4efb\u610f\u306e\u540d\u524d\u3092\u8a2d\u5b9a\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n<!-- 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word-word\">\u5e74\u9593\u5171\u6709\u30db\u30b9\u30c6\u30a3\u30f3\u30b0\u30d7\u30e9\u30f3\u3001300\u4ee5\u4e0a\u306e\u30c9\u30e1\u30a4\u30f3\u62e1\u5f35\u5b50\u306e\u30b5\u30dd\u30fc\u30c8\u3001\u7121\u6599\u306eDNS\u7ba1\u7406\u3001\u5e74\u4e2d\u7121\u4f11\u306e\u30ab\u30b9\u30bf\u30de\u30fc\u30b5\u30dd\u30fc\u30c8\u3067\u3001.com\u30c9\u30e1\u30a4\u30f3\u540d\u30921\u5e74\u9593\u7121\u6599\u3067\u53d6\u5f97\u3067\u304d\u307e\u3059\uff01<\/div>\n      <\/div>\n\n      <div class=\"flex items-center flex-col md:flex-row lg:flex-col xl:flex-row 2xl:flex-col gap-6 shrink-0\">\n                  <a href=\"https:\/\/www.likacloud.com\/ja\/tolink\/hosting-com-domains\/\">\n                          <!-- \u767d\u5929 -->\n              <img decoding=\"async\" src=\"https:\/\/www.likacloud.com\/wp-content\/uploads\/2025\/09\/20250901222940.svg\" alt=\"\u30c9\u30e1\u30a4\u30f3\u767b\u9332\u30ed\u30b4\" class=\"content-promotion-card-icon h-9 min-h-9 dark:hidden\" title=\"\">\n              <!-- \u591c\u95f4 -->\n              <img decoding=\"async\" src=\"https:\/\/www.likacloud.com\/wp-content\/uploads\/2025\/12\/20251228220957.webp\" alt=\"\u30c9\u30e1\u30a4\u30f3\u767b\u9332\u30ed\u30b4\" class=\"content-promotion-card-icon h-9 min-h-9 hidden dark:block\" title=\"\">\n                      <\/a>\n          \n        <a href=\"https:\/\/www.likacloud.com\/ja\/tolink\/hosting-com-domains\/\"\n           class=\"bg-blue-500 w-full md:w-auto lg:w-full xl:w-auto 2xl:w-full text-center !text-white dark:!text-gray-200 !px-5 !py-1.5 rounded-full hover:bg-blue-600 transition-colors\">\n          \u30db\u30b9\u30c6\u30a3\u30f3\u30b0\u30fb\u30c9\u30c3\u30c8\u30b3\u30e0\u3092\u898b\u308b        <\/a>\n      <\/div>\n    <\/div>\n\n    \n<!-- AUTO_SYNCED_PATTERN_INSERT_END -->\n\n\n\n\n\n<p 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class=\"wp-block-heading\">DNS\uff08Domain Name System\uff09\u89e3\u6790\u30d7\u30ed\u30bb\u30b9\u306e\u8a73\u7d30\u306a\u5206\u6790<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u30c9\u30e1\u30a4\u30f3\u540d\u30b7\u30b9\u30c6\u30e0\u306f\u30a4\u30f3\u30bf\u30fc\u30cd\u30c3\u30c8\u306e\u300c\u96fb\u8a71\u5e33\u300d\u306e\u3088\u3046\u306a\u3082\u306e\u3067\u3001\u305d\u306e\u4e3b\u306a\u5f79\u5272\u306f\u4eba\u9593\u304c\u8aad\u3081\u308b\u30c9\u30e1\u30a4\u30f3\u540d\u3092\u30b3\u30f3\u30d4\u30e5\u30fc\u30bf\u304c\u8aad\u3081\u308bIP\u30a2\u30c9\u30ec\u30b9\u306b\u5909\u63db\u3059\u308b\u3053\u3068\u3067\u3059\u3002\u3053\u306e\u30d7\u30ed\u30bb\u30b9\u3092DNS\u89e3\u6c7a\uff08DNS Resolution\uff09\u3068\u547c\u3073\u3001\u3053\u308c\u306f\u7cbe\u5bc6\u306b\u5354\u529b\u3057\u306a\u304c\u3089\u884c\u308f\u308c\u308b\u5206\u6563\u578b\u306e\u30af\u30a8\u30ea\u51e6\u7406\u3067\u3059\u3002<\/p>\n<!-- AUTO_INTERNAL_LINKS_START --><p>\u63a8\u85a6\u56f3\u66f8 <a href=\"https:\/\/www.likacloud.com\/en\/knowledge\/domain\/domain-registration-dns-management-complete-guide-12361870\/\">\u30c7\u30a3\u30fc\u30d7\u30fb\u30c9\u30e1\u30a4\u30f3\u540d\u89e3\u6c7a\uff1a\u767b\u9332\u304b\u3089\u89e3\u6c7a\u3001\u7ba1\u7406\u307e\u3067\u306e\u5b8c\u5168\u306a\u6280\u8853\u30ac\u30a4\u30c9\u3068\u5b9f\u8df5\u7684\u6226\u7565<\/a>\u3002<\/p><!-- AUTO_INTERNAL_LINKS_END -->\n\n\n\n\n<p 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class=\"wp-block-paragraph\">\u6b21\u306b\u3001\u89e3\u6790\u5668\u306f\u53d6\u5f97\u3057\u305f\u30c8\u30c3\u30d7\u30ec\u30d9\u30eb\u306e\u30c9\u30e1\u30a4\u30f3\u540d\u30b5\u30fc\u30d0\u30fc\u306b\u5bfe\u3057\u3066\u3001\u300cexample.com\u300d\u3092\u62c5\u5f53\u3059\u308b\u6a29\u5a01\u3042\u308b\u30c9\u30e1\u30a4\u30f3\u540d\u30b5\u30fc\u30d0\u30fc\u306e\u30a2\u30c9\u30ec\u30b9\u3092\u554f\u3044\u5408\u308f\u305b\u307e\u3059\u3002\u6700\u7d42\u7684\u306b\u3001\u89e3\u6790\u5668\u306f\u305d\u306e\u6a29\u5a01\u3042\u308b\u30c9\u30e1\u30a4\u30f3\u540d\u30b5\u30fc\u30d0\u30fc\u306b\u5bfe\u3057\u3066\u30af\u30a8\u30ea\u3092\u884c\u3044\u3001\u300cwww.example.com\u300d\u306b\u5bfe\u5fdc\u3059\u308b\u6b63\u78ba\u306aIP\u30a2\u30c9\u30ec\u30b9\u3092\u53d6\u5f97\u3057\u307e\u3059\u3002\u89e3\u6790\u5668\u306f\u3053\u306eIP\u30a2\u30c9\u30ec\u30b9\u3092\u30e6\u30fc\u30b6\u30fc\u306e\u30c7\u30d0\u30a4\u30b9\u306b\u8fd4\u3057\u3001\u540c\u6642\u306b\u3053\u306e\u60c5\u5831\u3092\u30ad\u30e3\u30c3\u30b7\u30e5\u3057\u3066\u3001\u5f8c\u7d9a\u306e\u30ea\u30af\u30a8\u30b9\u30c8\u3067\u4f7f\u7528\u3067\u304d\u308b\u3088\u3046\u306b\u3057\u307e\u3059\u3002\u3053\u306e\u30d7\u30ed\u30bb\u30b9\u306b\u304a\u3044\u3066\u3001DNS\u30ec\u30b3\u30fc\u30c9\u306b\u306f\u3044\u304f\u3064\u304b\u306e\u7a2e\u985e\u304c\u3042\u308a\u307e\u3059\u304c\u3001\u6700\u3082\u91cd\u8981\u306a\u306e\u306fA\u30ec\u30b3\u30fc\u30c9\u3067\u3059\u3002A\u30ec\u30b3\u30fc\u30c9\u306f\u30c9\u30e1\u30a4\u30f3\u540d\u3092IPv4\u30a2\u30c9\u30ec\u30b9\u306b\u30de\u30c3\u30d4\u30f3\u30b0\u3057\u307e\u3059\u3002AAAA\u30ec\u30b3\u30fc\u30c9\u306fIPv6\u30a2\u30c9\u30ec\u30b9\u306b\u30de\u30c3\u30d4\u30f3\u30b0\u3057\u307e\u3059\u3002CNAME\u30ec\u30b3\u30fc\u30c9\u306f\u30a8\u30a4\u30ea\u30a2\u30b9\u3092\u4f5c\u6210\u3057\u3001\u3042\u308b\u30c9\u30e1\u30a4\u30f3\u540d\u3092\u5225\u306e\u30c9\u30e1\u30a4\u30f3\u540d\u306b\u30ea\u30f3\u30af\u3057\u307e\u3059\u3002MX\u30ec\u30b3\u30fc\u30c9\u306f\u30e1\u30fc\u30eb\u4ea4\u63db\u30b5\u30fc\u30d0\u30fc\u306e\u4f4d\u7f6e\u60c5\u5831\u3092\u6307\u5b9a\u3059\u308b\u305f\u3081\u306b\u4f7f\u7528\u3055\u308c\u307e\u3059\u3002<\/p>\n<!-- AUTO_SYNCED_PATTERN_INSERT_START -->\n\n  <div class=\"flex justify-between items-center flex-col lg:flex-row xl:flex-col 2xl:flex-row gap-6 sm:gap-8 rounded-lg border border-gray-200 dark:border-gray-700 p-4 mb-8 lg:mb-10 sm:p-6 bg-white dark:bg-gray-750 shadow-md transition-colors duration-300\"\n         data-link=\"https:\/\/www.likacloud.com\/ja\/tolink\/ultahost-domain\/\">\n\n      <div class=\"flex flex-col gap-3 gap-4 sm:gap-6 w-full\">\n        <strong class=\"text-2xl font-semibold text-gray-900 dark:text-gray-200\">UltaHost\u30c9\u30e1\u30a4\u30f3\u540d\u767b\u9332<\/strong>\n        <div class=\"text-gray-600 dark:text-gray-300 word-word\">300\u4ee5\u4e0a\u306e\u30c9\u30e1\u30a4\u30f3\u30b5\u30d5\u30a3\u30c3\u30af\u30b9\u3001\u5e74\u9593\u30db\u30b9\u30c6\u30a3\u30f3\u30b0\u30d7\u30e9\u30f3\u3092\u9078\u629e\u3057\u3001\u7121\u6599\u306e\u30c9\u30e1\u30a4\u30f3\u3092\u304a\u697d\u3057\u307f\u304f\u3060\u3055\u3044\uff01Ultahost\u306b\u30c9\u30e1\u30a4\u30f3\u3092\u8ee2\u9001\u3059\u308b\u3068\u30011\u5e74\u9593\u306e\u7121\u6599\u66f4\u65b0\u3001.com $9.49\u521d\u5e74\u5ea6\uff01<\/div>\n      <\/div>\n\n      <div class=\"flex items-center flex-col md:flex-row lg:flex-col xl:flex-row 2xl:flex-col gap-6 shrink-0\">\n                  <a href=\"https:\/\/www.likacloud.com\/ja\/tolink\/ultahost-domain\/\">\n                          <!-- \u767d\u5929 -->\n              <img decoding=\"async\" src=\"https:\/\/www.likacloud.com\/wp-content\/uploads\/2025\/12\/20251227020448.webp\" alt=\"\u30c9\u30e1\u30a4\u30f3\u767b\u9332\u30ed\u30b4\" class=\"content-promotion-card-icon h-9 min-h-9 dark:hidden\" title=\"\">\n   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class=\"wp-block-paragraph\">\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u8cc7\u7523\u306e\u4fa1\u5024\u304c\u9ad8\u307e\u308b\u306b\u3064\u308c\u3066\u3001\u30c9\u30e1\u30a4\u30f3\u540d\u306e\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u306f\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u30b7\u30b9\u30c6\u30e0\u306b\u3068\u3063\u3066\u6b20\u304b\u305b\u306a\u3044\u8981\u7d20\u3068\u306a\u3063\u3066\u3044\u307e\u3059\u3002\u30c9\u30e1\u30a4\u30f3\u540d\u304c\u30cf\u30c3\u30ad\u30f3\u30b0\u3055\u308c\u305f\u308a\u3001\u76d7\u307e\u308c\u305f\u308a\u3001\u60aa\u7528\u3055\u308c\u305f\u308a\u3059\u308b\u3068\u3001\u30a6\u30a7\u30d6\u30b5\u30a4\u30c8\u304c\u30a2\u30af\u30bb\u30b9\u3067\u304d\u306a\u304f\u306a\u3063\u305f\u308a\u3001\u30e1\u30fc\u30eb\u306e\u901a\u4fe1\u304c\u76d7\u8074\u3055\u308c\u305f\u308a\u3001\u30d6\u30e9\u30f3\u30c9\u306e\u8a55\u5224\u304c\u640d\u306a\u308f\u308c\u305f\u308a\u3001\u3055\u3089\u306b\u306f\u76f4\u63a5\u7684\u306a\u7d4c\u6e08\u7684\u640d\u5931\u3092\u62db\u304f\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u30c9\u30e1\u30a4\u30f3\u540d\u306e\u30cf\u30a4\u30b8\u30e3\u30c3\u30af\u306f\u6df1\u523b\u306a\u8105\u5a01\u3067\u3059\u3002\u653b\u6483\u8005\u306f\u4e0d\u6b63\u306a\u624b\u6bb5\u3067\u30c9\u30e1\u30a4\u30f3\u540d\u306eDNS\u30ec\u30b3\u30fc\u30c9\u3092\u5909\u66f4\u3057\u305f\u308a\u3001\u30c9\u30e1\u30a4\u30f3\u540d\u306e\u7ba1\u7406\u6a29\u3092\u596a\u53d6\u3057\u305f\u308a\u3057\u3066\u3001\u30e6\u30fc\u30b6\u30fc\u306e\u30c8\u30e9\u30d5\u30a3\u30c3\u30af\u3092\u60aa\u610f\u306e\u3042\u308b\u30a6\u30a7\u30d6\u30b5\u30a4\u30c8\u306b\u8a98\u5c0e\u3057\u307e\u3059\u3002\u3053\u306e\u3088\u3046\u306a\u30ea\u30b9\u30af\u3092\u9632\u3050\u305f\u3081\u306b\u306f\u3001\u30ec\u30b8\u30b9\u30c8\u30e9\u304c\u63d0\u4f9b\u3059\u308b\u300c\u30ec\u30b8\u30b9\u30c8\u30e9\u30ed\u30c3\u30af\u300d\u6a5f\u80fd\u3092\u6709\u52b9\u306b\u3059\u308b\u3053\u3068\u304c\u6700\u512a\u5148\u4e8b\u9805\u3067\u3059\u3002\u3053\u306e\u6a5f\u80fd\u306b\u3088\u308a\u3001\u30c9\u30e1\u30a4\u30f3\u540d\u304c\u4e0d\u6b63\u306b\u79fb\u8ee2\u3055\u308c\u308b\u306e\u3092\u9632\u3050\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002\u30c9\u30e1\u30a4\u30f3\u540d\u306e\u79fb\u8ee2\u3092\u884c\u3046\u524d\u306b\u306f\u3001\u5fc5\u305a\u7ba1\u7406\u30d1\u30cd\u30eb\u3067\u624b\u52d5\u3067\u30ed\u30c3\u30af\u3092\u89e3\u9664\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002\u3055\u3089\u306b\u3001\u30c9\u30e1\u30a4\u30f3\u540d\u306e\u30ec\u30b8\u30b9\u30c8\u30e9\u304a\u3088\u3073DNS\u7ba1\u7406\u30d7\u30e9\u30c3\u30c8\u30d5\u30a9\u30fc\u30e0\u306e\u30a2\u30ab\u30a6\u30f3\u30c8\u306b\u5f37\u529b\u306a\u30d1\u30b9\u30ef\u30fc\u30c9\u3068\u4e8c\u6bb5\u968e\u8a8d\u8a3c\u3092\u8a2d\u5b9a\u3059\u308b\u3053\u3068\u3067\u3001\u30a2\u30ab\u30a6\u30f3\u30c8\u304c\u4fb5\u5165\u3055\u308c\u308b\u306e\u3092\u9632\u3050\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">DNS\u30cf\u30a4\u30b8\u30e3\u30c3\u30af\u306f\u89e3\u6790\u51e6\u7406\u306e\u6bb5\u968e\u3067\u767a\u751f\u3057\u307e\u3059\u3002\u653b\u6483\u8005\u306fDNS\u30b5\u30fc\u30d0\u30fc\u306b\u4fb5\u5165\u3057\u305f\u308a\u3001\u305d\u306e\u30b5\u30fc\u30d0\u30fc\u3092\u507d\u88c5\u3057\u305f\u308a\u3057\u3066\u3001\u30e6\u30fc\u30b6\u30fc\u306b\u8aa4\u3063\u305fIP\u30a2\u30c9\u30ec\u30b9\u3092\u8fd4\u3059\u3053\u3068\u304c\u3042\u308a\u307e\u3059\u3002\u3053\u306e\u8105\u5a01\u306b\u5bfe\u6297\u3059\u308b\u305f\u3081\u306b\u306f\u3001DNSSEC\uff08Domain Name System Security Extensions\uff09\u6280\u8853\u306e\u5c0e\u5165\u304c\u975e\u5e38\u306b\u91cd\u8981\u3067\u3059\u3002DNSSEC\u306fDNS\u30c7\u30fc\u30bf\u306b\u30c7\u30b8\u30bf\u30eb\u7f72\u540d\u3092\u8ffd\u52a0\u3059\u308b\u3053\u3068\u3067\u3001\u89e3\u6790\u30a8\u30f3\u30b8\u30f3\u304c\u53d7\u4fe1\u3057\u305fDNS\u30ec\u30b3\u30fc\u30c9\u304c\u6b63\u78ba\u3067\u5b8c\u5168\u3067\u3042\u308a\u3001\u304b\u3064\u8a8d\u53ef\u3055\u308c\u305f\u6a29\u5a01\u3042\u308b\u30b5\u30fc\u30d0\u30fc\u304b\u3089\u9001\u4fe1\u3055\u308c\u305f\u3082\u306e\u3067\u3042\u308b\u304b\u3092\u78ba\u8a8d\u3067\u304d\u308b\u3088\u3046\u306b\u3057\u307e\u3059\u3002\u3053\u308c\u306b\u3088\u308a\u3001DNS\u8a50\u6b3a\u3084\u30ad\u30e3\u30c3\u30b7\u30e5\u30dd\u30a4\u30ba\u30cb\u30f3\u30b0\u653b\u6483\u3092\u52b9\u679c\u7684\u306b\u9632\u3050\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002\u73fe\u5728\u3001\u307e\u3059\u307e\u3059\u591a\u304f\u306e\u30c8\u30c3\u30d7\u30ec\u30d9\u30eb\u30c9\u30e1\u30a4\u30f3\u3084\u30af\u30e9\u30a6\u30c9\u30b5\u30fc\u30d3\u30b9\u30d7\u30ed\u30d0\u30a4\u30c0\u30fc\u304cDNSSEC\u3092\u30b5\u30dd\u30fc\u30c8\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n<!-- AUTO_INTERNAL_LINKS_START --><p>\u63a8\u85a6\u56f3\u66f8 <a href=\"https:\/\/www.likacloud.com\/en\/knowledge\/domain\/domain-registration-management-seo-optimization-guide-2026\/\">\u30c9\u30e1\u30a4\u30f3\u540d\u306e\u5b8c\u5168\u89e3\u6c7a\uff1a\u767b\u9332\u30fb\u7ba1\u7406\u304b\u3089SEO\u6700\u9069\u5316\u307e\u3067\u306e\u5b8c\u5168\u30ac\u30a4\u30c9<\/a>\u3002<\/p><!-- AUTO_INTERNAL_LINKS_END -->\n\n\n\n\n<p class=\"wp-block-paragraph\">\u3082\u3046\u4e00\u3064\u7121\u8996\u3067\u304d\u306a\u3044\u30ea\u30b9\u30af\u306f\u3001\u30c9\u30e1\u30a4\u30f3\u540d\u306e\u671f\u9650\u5207\u308c\u306b\u3088\u308b\u62a2\u6ce8\uff08\u4e0d\u6b63\u306a\u767b\u9332\uff09\u3067\u3059\u3002\u653b\u6483\u8005\u306f\u671f\u9650\u304c\u8fd1\u3065\u3044\u3066\u3044\u308b\u4eba\u6c17\u306e\u3042\u308b\u30c9\u30e1\u30a4\u30f3\u540d\u3092\u76e3\u8996\u3057\u3066\u304a\u308a\u3001\u5143\u306e\u6240\u6709\u8005\u304c\u66f4\u65b0\u3092\u5fd8\u308c\u308b\u3068\u3059\u3050\u306b\u305d\u306e\u30c9\u30e1\u30a4\u30f3\u540d\u3092\u62a2\u6ce8\u3057\u3001\u9ad8\u984d\u306e\u8eab\u4ee3\u91d1\u3092\u8981\u6c42\u3057\u305f\u308a\u60aa\u610f\u306e\u3042\u308b\u76ee\u7684\u3067\u4f7f\u7528\u3057\u305f\u308a\u3057\u307e\u3059\u3002\u81ea\u52d5\u66f4\u65b0\u306e\u8a2d\u5b9a\u3084\u3001\u767b\u9332\u7528\u30e1\u30fc\u30eb\u30a2\u30c9\u30ec\u30b9\u306e\u6709\u52b9\u6027\u3092\u7dad\u6301\u3059\u308b\u3053\u3068\u306f\u3001\u3053\u306e\u3088\u3046\u306a\u554f\u984c\u3092\u9632\u3050\u305f\u3081\u306e\u6700\u3082\u7c21\u5358\u3067\u52b9\u679c\u7684\u306a\u65b9\u6cd5\u3067\u3059\u3002\u307e\u305f\u3001\u30e1\u30a4\u30f3\u30d6\u30e9\u30f3\u30c9\u306b\u4f3c\u305f\u30c9\u30e1\u30a4\u30f3\u540d\u3092\u767b\u9332\u3059\u308b\u3053\u3068\u3082\u3001\u60aa\u7528\u3055\u308c\u308b\u53ef\u80fd\u6027\u306b\u5099\u3048\u305f\u9632\u5fa1\u7684\u306a\u30d6\u30e9\u30f3\u30c9\u4fdd\u8b77\u6226\u7565\u3068\u306a\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u6982\u8981<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u30c9\u30e1\u30a4\u30f3\u540d\u306f\u5358\u306a\u308b\u30a6\u30a7\u30d6\u30a2\u30c9\u30ec\u30b9\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u3002\u305d\u308c\u306f\u6280\u8853\u3001\u7ba1\u7406\u3001\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u304c\u4e00\u4f53\u3068\u306a\u3063\u305f\u8907\u96d1\u306a\u30b7\u30b9\u30c6\u30e0\u3067\u3059\u3002\u30e6\u30fc\u30b6\u30fc\u30d5\u30ec\u30f3\u30c9\u30ea\u30fc\u306a\u6587\u5b57\u5217\u304b\u3089\u3001\u305d\u306e\u80cc\u5f8c\u306b\u3042\u308b\u30b3\u30f3\u30d4\u30e5\u30fc\u30bf\u306eIP\u30a2\u30c9\u30ec\u30b9\u307e\u3067\u3001DNS\u89e3\u6c7a\u30d7\u30ed\u30bb\u30b9\u306f\u52b9\u7387\u7684\u3067\u5206\u6563\u578b\u306e\u30b7\u30b9\u30c6\u30e0\u306e\u512a\u308c\u305f\u8a2d\u8a08\u3092\u793a\u3057\u3066\u3044\u307e\u3059\u3002\u30c9\u30e1\u30a4\u30f3\u540d\u306e\u767b\u9332\u306b\u95a2\u3059\u308b\u5404\u30b9\u30c6\u30c3\u30d7\u3068\u6ce8\u610f\u70b9\u3092\u7406\u89e3\u3059\u308b\u3053\u3068\u306f\u3001\u3053\u306e\u91cd\u8981\u306a\u30c7\u30b8\u30bf\u30eb\u8cc7\u7523\u3092\u9577\u671f\u306b\u308f\u305f\u3063\u3066\u5b89\u5b9a\u3057\u3066\u4fdd\u6709\u3059\u308b\u305f\u3081\u306e\u524d\u63d0\u6761\u4ef6\u3067\u3059\u3002<\/p>\n<!-- AUTO_SYNCED_PATTERN_INSERT_START -->\n<div class=\"grid grid-cols-1 md:grid-cols-2 gap-4 md:gap-6 mb-8 md:mb-10 mt-10\"> \r\n\t<!-- \u91cd\u590d\u5668\u5faa\u73af\u5f00\u59cb -->\r\n\t\t\r\n\t<!-- \u5546\u5bb6\u5361\u7247 -->\r\n\t<div class=\"bg-white dark:bg-gray-750 rounded-lg overflow-hidden shadow-md flex gap-1 flex-col     justify-between\" data-link=\"https:\/\/www.likacloud.com\/ja\/tolink\/bluehost-domains\/\">\r\n\t\t<div class=\"flex items-start justify-between\"> \r\n\t\t\t<!-- \u5546\u5bb6logo -->\r\n\t\t\t<div class=\"w-16 h-16 bg-blue-200 dark:bg-blue-500\/30 flex items-center justify-center flex-shrink-0 p-3\">\r\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img decoding=\"async\" src=\"https:\/\/www.likacloud.com\/wp-content\/uploads\/2025\/12\/20251231095917.webp\" alt=\"Bluehost\u30c9\u30e1\u30a4\u30f3\u767b\u9332\" class=\"w-12 object-contain !dark-filter08\" title=\"\">\r\n\t\t\t\t\t\t\t\t\t\r\n\t\t\t<\/div>\r\n\t\t\t\r\n\t\t\t<!-- \u5546\u5bb6\u4fe1\u606f -->\r\n\t\t\t<div class=\"px-4 pt-2 flex-grow\">\r\n\t\t\t\t<div class=\"flex justify-between items-start mb-2\">\r\n\t\t\t\t\t<strong class=\"text-xl font-bold\">Bluehost\u30c9\u30e1\u30a4\u30f3\u767b\u9332<\/strong>\r\n\t\t\t\t\t\t\t\t\t<\/div>\r\n\t\t\t<\/div>\r\n\t\t<\/div>\r\n\t\t\t\t<span class=\"text-gray-500 dark:text-gray-300 !text-sm p-4 pb-0\">\u30b5\u30dd\u30fc\u30c8AI\u30c9\u30e1\u30a4\u30f3\u540d\u30b8\u30a7\u30cd\u30ec\u30fc\u30bf\u300124\u6642\u9593365\u65e5\u306e\u30b5\u30fc\u30d3\u30b9\u30b5\u30dd\u30fc\u30c8<\/span>\r\n\t\t\t\t<div class=\"flex flex-col gap-4 md:gap-6 justify-between p-4\"> \r\n\t\t\t<!-- \u6807\u7b7e -->\r\n\t\t\t\t\t\t\r\n\t\t\t<!-- \u6d3b\u52a8\u548c\u94fe\u63a5 --> \r\n\t\t\t<div class=\"flex justify-between items-center gap-3 flex-col\">\r\n\t\t\t\t\t\t\t\t<div class=\"text-gray-500 dark:text-gray-300 !text-sm line-clamp-1\">AI\u3067\u30c9\u30e1\u30a4\u30f3\u540d\u3092\u751f\u6210\u3059\u308b<\/div>\r\n\t\t\t\t\t\t\t\t\t\t\t\t<a href=\"https:\/\/www.likacloud.com\/ja\/tolink\/bluehost-domains\/\" class=\"flex justify-end font-bold !text-lg !text-blue-600 dark:!text-blue-500\">Bluehost\u30c9\u30e1\u30a4\u30f3\u540d\u767b\u9332\u3092\u3054\u89a7\u304f\u3060\u3055\u3044<\/a>\r\n\t\t\t\t\t\t\t<\/div> \r\n\t\t<\/div>\r\n\t<\/div>\r\n\t\t\r\n\t<!-- \u5546\u5bb6\u5361\u7247 -->\r\n\t<div class=\"bg-white dark:bg-gray-750 rounded-lg overflow-hidden shadow-md flex gap-1 flex-col     justify-between\" data-link=\"https:\/\/www.likacloud.com\/ja\/tolink\/wordpress-com\/\">\r\n\t\t<div class=\"flex items-start justify-between\"> \r\n\t\t\t<!-- \u5546\u5bb6logo -->\r\n\t\t\t<div class=\"w-16 h-16 bg-blue-200 dark:bg-blue-500\/30 flex items-center justify-center flex-shrink-0 p-3\">\r\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img decoding=\"async\" src=\"https:\/\/www.likacloud.com\/wp-content\/uploads\/2026\/01\/20260107032104.svg\" alt=\"WordPress.com\u30c9\u30e1\u30a4\u30f3\u767b\u9332\" class=\"w-12 object-contain !dark-filter08\" title=\"\">\r\n\t\t\t\t\t\t\t\t\t\r\n\t\t\t<\/div>\r\n\t\t\t\r\n\t\t\t<!-- \u5546\u5bb6\u4fe1\u606f -->\r\n\t\t\t<div class=\"px-4 pt-2 flex-grow\">\r\n\t\t\t\t<div class=\"flex justify-between items-start mb-2\">\r\n\t\t\t\t\t<strong class=\"text-xl font-bold\">WordPress.com\u30c9\u30e1\u30a4\u30f3\u767b\u9332<\/strong>\r\n\t\t\t\t\t\t\t\t\t<\/div>\r\n\t\t\t<\/div>\r\n\t\t<\/div>\r\n\t\t\t\t<span class=\"text-gray-500 dark:text-gray-300 !text-sm p-4 pb-0\">.com\u3001.blog\u3001\u305d\u306e\u4ed6350\u4ee5\u4e0a\u306e\u30c9\u30e1\u30a4\u30f3\u62e1\u5f35\u5b50\u304b\u3089\u304a\u9078\u3073\u3044\u305f\u3060\u3051\u307e\u3059\u3002<\/span>\r\n\t\t\t\t<div class=\"flex flex-col gap-4 md:gap-6 justify-between p-4\"> \r\n\t\t\t<!-- \u6807\u7b7e -->\r\n\t\t\t\t\t\t\r\n\t\t\t<!-- \u6d3b\u52a8\u548c\u94fe\u63a5 --> \r\n\t\t\t<div class=\"flex justify-between items-center gap-3 flex-col\">\r\n\t\t\t\t\t\t\t\t<div class=\"text-gray-500 dark:text-gray-300 !text-sm line-clamp-1\">\u5e74\u9593\u6709\u6599\u30d7\u30e9\u30f3\u3092\u3054\u8cfc\u5165\u306e\u5834\u5408\u3001\u521d\u5e74\u5ea6\u30c9\u30e1\u30a4\u30f3\u540d\u7121\u6599<\/div>\r\n\t\t\t\t\t\t\t\t\t\t\t\t<a href=\"https:\/\/www.likacloud.com\/ja\/tolink\/wordpress-com\/\" class=\"flex justify-end font-bold !text-lg !text-blue-600 dark:!text-blue-500\">WordPress.com\u306e\u30c9\u30e1\u30a4\u30f3\u767b\u9332\u306f\u3053\u3061\u3089 \u2192 WordPress.com\u306e\u30c9\u30e1\u30a4\u30f3\u767b\u9332\u306f\u3053\u3061\u3089<\/a>\r\n\t\t\t\t\t\t\t<\/div> \r\n\t\t<\/div>\r\n\t<\/div>\r\n\t\t<!-- \u91cd\u590d\u5668\u5faa\u73af\u7ed3\u675f -->\r\n<\/div>\r\n\r\n\r\n\n<!-- AUTO_SYNCED_PATTERN_INSERT_END -->\n\n\n\n\n\n<p class=\"wp-block-paragraph\">\u307e\u3059\u307e\u3059\u53b3\u3057\u304f\u306a\u308b\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u74b0\u5883\u306b\u76f4\u9762\u3057\u3066\u3001\u30c9\u30e1\u30a4\u30f3\u540d\u306e\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u3092\u5168\u4f53\u7684\u306a\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u6226\u7565\u306b\u7d44\u307f\u8fbc\u3080\u3053\u3068\u304c\u6025\u52d9\u3068\u306a\u3063\u3066\u3044\u307e\u3059\u3002\u30ec\u30b8\u30b9\u30c8\u30e9\u306e\u30ed\u30c3\u30af\u6a5f\u80fd\u3001\u4e8c\u8981\u7d20\u8a8d\u8a3c\u3001DNSSEC\u306e\u5c0e\u5165\u3001\u305d\u3057\u3066\u614e\u91cd\u306a\u66f4\u65b0\u7ba1\u7406\u3092\u884c\u3046\u3053\u3068\u3067\u3001\u81ea\u5206\u306e\u30a6\u30a7\u30d6\u30b5\u30a4\u30c8\u3092\u5b88\u308b\u305f\u3081\u306e\u5f37\u56fa\u306a\u9632\u5fa1\u7dda\u3092\u69cb\u7bc9\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002\u30c9\u30e1\u30a4\u30f3\u540d\u306e\u80cc\u5f8c\u306b\u3042\u308b\u60c5\u5831\u306e\u5168\u4f53\u50cf\u3092\u628a\u63e1\u3059\u308b\u3053\u3068\u3067\u3001\u30a4\u30f3\u30bf\u30fc\u30cd\u30c3\u30c8\u3092\u3088\u308a\u52b9\u679c\u7684\u306b\u5229\u7528\u3059\u308b\u3060\u3051\u3067\u306a\u304f\u3001\u30c7\u30b8\u30bf\u30eb\u4e16\u754c\u306b\u304a\u3051\u308b\u81ea\u5206\u306e\u30a2\u30a4\u30c7\u30f3\u30c6\u30a3\u30c6\u30a3\u3084\u8ca1\u7523\u3092\u3088\u308a\u5b89\u5168\u306b\u5b88\u308b\u3053\u3068\u304c\u3067\u304d\u308b\u306e\u3067\u3059\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">FAQ \u3088\u304f\u3042\u308b\u8cea\u554f<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">\u30c9\u30e1\u30a4\u30f3\u540d\u3068URL\u306e\u9055\u3044\u306f\u4f55\u3067\u3059\u304b\uff1f<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u30c9\u30e1\u30a4\u30f3\u540d\u306f\u30a6\u30a7\u30d6\u30b5\u30a4\u30c8\u306e\u6838\u5fc3\u7684\u306a\u30a2\u30c9\u30ec\u30b9\u3067\u3042\u308a\u3001\u30a4\u30f3\u30bf\u30fc\u30cd\u30c3\u30c8\u30d7\u30ed\u30c8\u30b3\u30eb\u30ea\u30bd\u30fc\u30b9\u306e\u4e00\u90e8\u3067\u3059\u3002\u4e00\u65b9\u3001URL\uff08Uniform Resource Locator\uff09\u306f\u5b8c\u5168\u306a\u30a6\u30a7\u30d6\u30da\u30fc\u30b8\u306e\u30a2\u30c9\u30ec\u30b9\u3067\u3059\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">URL\u306b\u306f\u3001\u30ea\u30bd\u30fc\u30b9\u306b\u30a2\u30af\u30bb\u30b9\u3059\u308b\u305f\u3081\u306b\u5fc5\u8981\u306a\u3059\u3079\u3066\u306e\u60c5\u5831\u304c\u542b\u307e\u308c\u3066\u3044\u307e\u3059\u3002\u305d\u306e\u6a19\u6e96\u7684\u306a\u5f62\u5f0f\u306b\u306f\u3001\u30d7\u30ed\u30c8\u30b3\u30eb\uff08\u4f8b\uff1ahttps:\/\/\uff09\u3001\u30b5\u30d6\u30c9\u30e1\u30a4\u30f3\uff08\u4f8b\uff1awww\uff09\u3001\u30c9\u30e1\u30a4\u30f3\u540d\uff08\u4f8b\uff1aexample.com\uff09\u3001\u30dd\u30fc\u30c8\u756a\u53f7\uff08\u901a\u5e38\u306f\u96a0\u3055\u308c\u3066\u3044\u307e\u3059\uff09\u3001\u30d1\u30b9\uff08\u4f8b\uff1a\/blog\uff09\u3001\u30af\u30a8\u30ea\u30d1\u30e9\u30e1\u30fc\u30bf\u3001\u304a\u3088\u3073\u30d5\u30e9\u30b0\u30e1\u30f3\u30c8\u306a\u3069\u304c\u542b\u307e\u308c\u307e\u3059\u3002\u3057\u305f\u304c\u3063\u3066\u3001\u30c9\u30e1\u30a4\u30f3\u540d\u306fURL\u306e\u4e2d\u3067\u6700\u3082\u4e2d\u5fc3\u7684\u306a\u90e8\u5206\u3067\u3042\u308a\u3001\u30a6\u30a7\u30d6\u30b5\u30a4\u30c8\u306e\u30b5\u30fc\u30d0\u30fc\u3092\u7279\u5b9a\u3059\u308b\u305f\u3081\u306b\u4f7f\u7528\u3055\u308c\u307e\u3059\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u30c9\u30e1\u30a4\u30f3\u540d\u3092\u767b\u9332\u3057\u305f\u5f8c\u3001\u3059\u3050\u306b\u4f7f\u7528\u3067\u304d\u307e\u3059\u304b\uff1f<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u767b\u9332\u306b\u6210\u529f\u3057\u305f\u5f8c\u3001\u7406\u8ad6\u7684\u306b\u306f\u305d\u306e\u30c9\u30e1\u30a4\u30f3\u540d\u306e\u4f7f\u7528\u6a29\u3092\u5f97\u305f\u3053\u3068\u306b\u306a\u308a\u307e\u3059\u3002\u3057\u304b\u3057\u3001\u30c9\u30e1\u30a4\u30f3\u540d\u3092\u4f7f\u7528\u3057\u3066\u30a6\u30a7\u30d6\u30b5\u30a4\u30c8\u306b\u30a2\u30af\u30bb\u30b9\u3067\u304d\u308b\u304b\u3069\u3046\u304b\u306f\u3001DNS\u30ec\u30b3\u30fc\u30c9\u304c\u6b63\u3057\u304f\u914d\u4fe1\u3055\u308c\u308b\u304b\u3069\u3046\u304b\u306b\u4f9d\u5b58\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<p 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