{"id":50685,"date":"2025-12-12T00:59:46","date_gmt":"2025-12-12T03:59:46","guid":{"rendered":"https:\/\/mastertrend.info\/?p=50685"},"modified":"2026-01-21T01:05:21","modified_gmt":"2026-01-21T04:05:21","slug":"dns-%e3%82%ad%e3%83%a3%e3%83%83%e3%82%b7%e3%83%a5","status":"publish","type":"post","link":"https:\/\/mastertrend.info\/ja\/cache-dns\/","title":{"rendered":"DNS \u30ad\u30e3\u30c3\u30b7\u30e5: \u4eca\u3059\u3050\u30b9\u30d4\u30fc\u30c9\u3092\u4e0a\u3052\u308b\u7c21\u5358\u306a\u65b9\u6cd5 \ud83d\ude80"},"content":{"rendered":"

DNS \u30ad\u30e3\u30c3\u30b7\u30e5: \u3053\u306e\u30c8\u30ea\u30c3\u30af\u3067\u63a5\u7d9a\u3092\u77ac\u6642\u306b\u9ad8\u901f\u5316 \u26a1<\/h2>\n

\u30a4\u30f3\u30bf\u30fc\u30cd\u30c3\u30c8\u63a5\u7d9a\u306e\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u306e\u554f\u984c\u306f\u3001\u8907\u6570\u306e\u8981\u56e0\u306b\u3088\u3063\u3066\u767a\u751f\u3059\u308b\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002 \u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u54c1\u8cea\u306b\u60aa\u5f71\u97ff\u3092\u4e0e\u3048\u308b\u8981\u56e0<\/strong>\u3053\u308c\u3089\u306b\u306f\u3001WiFi \u30eb\u30fc\u30bf\u30fc\u306e\u4fe1\u53f7\u3092\u30d6\u30ed\u30c3\u30af\u3059\u308b\u7269\u7406\u7684\u306a\u969c\u5bb3\u3001\u53e4\u3044\u30c7\u30d0\u30a4\u30b9\u3001\u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8\u306e\u969c\u5bb3\u306a\u3069\u304c\u542b\u307e\u308c\u307e\u3059\u3002<\/p>\n

\u3057\u304b\u3057\u3001\u76ee\u306b\u898b\u3048\u306a\u3044\u304c\u540c\u69d8\u306b\u91cd\u8981\u306a\u5074\u9762\u304c\u3042\u308a\u307e\u3059\u3002\u305d\u308c\u306f\u3001 \u30c9\u30e1\u30a4\u30f3\u30cd\u30fc\u30e0\u30b7\u30b9\u30c6\u30e0\uff08DNS\uff09<\/em>\u3002 \u3053\u308c \u30c9\u30e1\u30a4\u30f3\u540d\u3092 IP \u30a2\u30c9\u30ec\u30b9\u306b\u5909\u63db\u3059\u308b\u3053\u3068\u3067 DNS \u30af\u30a8\u30ea\u3092\u9ad8\u901f\u5316\u3057\u307e\u3059\u3002<\/strong>\u3053\u308c\u306b\u3088\u308a\u3001\u4e0d\u8981\u306a\u30cd\u30c3\u30c8\u30ef\u30fc\u30af \u30c8\u30e9\u30d5\u30a3\u30c3\u30af\u304c\u524a\u6e1b\u3055\u308c\u3001\u30d6\u30e9\u30a6\u30b8\u30f3\u30b0\u306e\u30a8\u30af\u30b9\u30da\u30ea\u30a8\u30f3\u30b9\u304c\u5411\u4e0a\u3057\u307e\u3059\u3002<\/p>\n

\u8003\u3048\u3066\u307f\u307e\u3057\u3087\u3046 \u96a0\u3055\u308c\u305fDNS<\/a> \u306e\u3088\u3046\u306a \u30a6\u30a7\u30d6\u30da\u30fc\u30b8\u306e\u6570\u5024\u30a2\u30c9\u30ec\u30b9\u304c\u4fdd\u5b58\u3055\u308c\u308b\u4e00\u6642\u7684\u306a\u30ce\u30fc\u30c8\u30d6\u30c3\u30af<\/strong> \u30a2\u30af\u30bb\u30b9\u3059\u308b\u305f\u3073\u306b\u540c\u3058\u30d7\u30ed\u30bb\u30b9\u3092\u7e70\u308a\u8fd4\u3055\u306a\u3044\u3088\u3046\u306b\u3059\u308b\u3053\u3068\u3067\u3001\u30b5\u30fc\u30d0\u30fc\u3078\u306e\u904e\u5270\u306a\u30ea\u30af\u30a8\u30b9\u30c8\u3092\u6e1b\u3089\u3057\u3001\u8aad\u307f\u8fbc\u307f\u3092\u9ad8\u901f\u5316\u3057\u307e\u3059\u3002<\/p>\n

\u30a6\u30a7\u30d6\u30b5\u30a4\u30c8\u306e\u5909\u66f4\u3001\u30c9\u30e1\u30a4\u30f3\u89e3\u6c7a\u30a8\u30e9\u30fc\u3001\u3042\u308b\u3044\u306f\u904e\u5270\u306a\u30ad\u30e3\u30c3\u30b7\u30e5\u306e\u84c4\u7a4d\u306f\u63a5\u7d9a\u3092\u4f4e\u4e0b\u3055\u305b\u308b\u53ef\u80fd\u6027\u304c\u3042\u308b\u305f\u3081\u3001\u30ad\u30e3\u30c3\u30b7\u30e5\u3092\u30af\u30ea\u30fc\u30f3\u306b\u4fdd\u3064\u3053\u3068\u304c\u91cd\u8981\u3067\u3059\u3002\u30ad\u30e3\u30c3\u30b7\u30e5\u3092\u30af\u30ea\u30fc\u30f3\u30a2\u30c3\u30d7\u3059\u308b\u3053\u3068\u3067\u3001\u30d6\u30e9\u30a6\u30b8\u30f3\u30b0\u306e\u52b9\u7387\u3068\u901f\u5ea6\u304c\u5411\u4e0a\u3057\u307e\u3059\u3002\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u3092\u6700\u9069\u5316\u3059\u308b\u305f\u3081\u306b\u3001\u305d\u308c\u305e\u308c\u306e\u9818\u57df\u3067\u30ad\u30e3\u30c3\u30b7\u30e5\u3092\u30af\u30ea\u30fc\u30f3\u30a2\u30c3\u30d7\u3059\u308b\u65b9\u6cd5\u3092\u3054\u7d39\u4ecb\u3057\u307e\u3059\u3002<\/p>\n

WiFi\u30eb\u30fc\u30bf\u30fc\u306eDNS\u30ad\u30e3\u30c3\u30b7\u30e5\u3092\u30af\u30ea\u30a2\u3059\u308b\u65b9\u6cd5\ud83d\udd04<\/span><\/h2>\n
\"WiFi\u30eb\u30fc\u30bf\u30fc\u306eUSB\u30dd\u30fc\u30c8\u306f\u3001\u63a5\u7d9a\u3092\u6700\u9069\u5316\u3059\u308b\u305f\u3081\u306e\u8cb4\u91cd\u306a\u30ea\u30bd\u30fc\u30b9\u3067\u3059\"
AI\u642d\u8f09<\/figcaption><\/figure>\n

WiFi\u30eb\u30fc\u30bf\u30fc\u304b\u3089\u59cb\u3081\u308b\u3053\u3068\u304c\u91cd\u8981\u3067\u3059\u3002 DNS \u30af\u30a8\u30ea\u306e\u4e00\u6642\u7684\u306a\u30b3\u30d4\u30fc\u3092\u4fdd\u5b58\u3057\u307e\u3059\u3002<\/strong> \u3053\u306e\u4fdd\u5b58\u306f\u30d6\u30e9\u30a6\u30b8\u30f3\u30b0\u4e2d\u306b\u884c\u308f\u308c\u307e\u3059\u3002\u3053\u306e\u30c7\u30fc\u30bf\u304c\u84c4\u7a4d\u3055\u308c\u3001\u9577\u671f\u9593\u4f7f\u7528\u3059\u308b\u3068\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u306b\u5f71\u97ff\u3092\u4e0e\u3048\u308b\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n

\u5e78\u3044\u306a\u3053\u3068\u306b\u3001\u30eb\u30fc\u30bf\u30fc\u306e\u30ad\u30e3\u30c3\u30b7\u30e5\u3092\u30af\u30ea\u30a2\u3059\u308b\u306e\u306f\u7c21\u5358\u3067\u3059\u3002\u96fb\u6e90\u30dc\u30bf\u30f3\u3092\u4f7f\u7528\u3059\u308b\u304b\u3001\u30b3\u30f3\u30bb\u30f3\u30c8\u304b\u3089\u30d7\u30e9\u30b0\u3092\u629c\u3044\u3066\u30eb\u30fc\u30bf\u30fc\u3092\u518d\u8d77\u52d5\u3059\u308b\u3060\u3051\u3067\u3059\u3002 \u5c11\u306a\u304f\u3068\u3082 30 \u79d2\u9593\u96fb\u6e90\u3092\u5207\u3063\u3066\u304b\u3089\u518d\u5ea6\u96fb\u6e90\u3092\u5165\u308c\u3066\u304f\u3060\u3055\u3044\u3002<\/strong> \u30e1\u30e2\u30ea\u304c\u5b8c\u5168\u306b\u7a7a\u306b\u306a\u308b\u3088\u3046\u306b\u3057\u307e\u3059\u3002<\/p>\n

\u30d6\u30e9\u30a6\u30b6\u304b\u3089 DNS \u30ad\u30e3\u30c3\u30b7\u30e5\u3092\u30af\u30ea\u30a2\u3057\u3066\u63a5\u7d9a\u3092\u6700\u9069\u5316\u3057\u307e\u3059 \ud83c\udf10<\/span><\/h2>\n
\"Google<\/figure>\n

\u6bce\u65e5\u4f7f\u7528\u3057\u3066\u3044\u308b\u30d6\u30e9\u30a6\u30b6\u304c\u3001\u63a5\u7d9a\u901f\u5ea6\u3092\u4f4e\u4e0b\u3055\u305b\u308bDNS\u30c7\u30fc\u30bf\u306e\u4e3b\u306a\u767a\u751f\u6e90\u3068\u306a\u3063\u3066\u3044\u308b\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002\u5e78\u3044\u306a\u3053\u3068\u306b\u3001\u307b\u3068\u3093\u3069\u306e\u5834\u5408\u3001 \u3053\u306e\u30ad\u30e3\u30c3\u30b7\u30e5\u3092\u30af\u30ea\u30a2\u3059\u308b<\/a> \u305d\u308c\u306f\u5358\u7d14\u3067\u975e\u5e38\u306b\u3088\u304f\u4f3c\u305f\u30d7\u30ed\u30bb\u30b9\u3067\u3059\u3002<\/p>\n

Google Chrome\u3067\u6b21\u306e\u3088\u3046\u306b\u5165\u529b\u3057\u307e\u3059 \u300cchrome:\/\/net-internals\/#dns\u300d<\/em> \u30a2\u30c9\u30ec\u30b9\u30d0\u30fc\u306b\u5165\u529b\u3057\u3066 \u30db\u30b9\u30c8\u30ad\u30e3\u30c3\u30b7\u30e5\u3092\u30af\u30ea\u30a2\u3059\u308b<\/em>Microsoft Edge\u3067\u306f\u3001\u540c\u69d8\u306b \u300c\u30a8\u30c3\u30b8:\/\/net-internals\/#dns\u300d<\/em>Mozilla Firefox\u306e\u5834\u5408\u3001 \u300cabout:config\u300d<\/em>\u691c\u7d22 \u300cnetwork.dnsCacheExpiration\u300d<\/em> \u5024\u3092 0 \u306b\u5909\u66f4\u3057\u3066\u3001DNS \u30ad\u30e3\u30c3\u30b7\u30e5\u3092\u4e00\u6642\u7684\u306b\u7121\u52b9\u306b\u3057\u307e\u3059\u3002<\/p>\n

Windows\u3001macOS\u3001Linux \u306e DNS \u30ad\u30e3\u30c3\u30b7\u30e5\u3092\u30aa\u30da\u30ec\u30fc\u30c6\u30a3\u30f3\u30b0 \u30b7\u30b9\u30c6\u30e0\u5185\u304b\u3089\u30af\u30ea\u30a2\u3059\u308b\u65b9\u6cd5 \ud83d\udcbb<\/span><\/h2>\n
\"Windows\u306e\u30b3\u30de\u30f3\u30c9\u30d7\u30ed\u30f3\u30d7\u30c8\u304b\u3089DNS\u30ad\u30e3\u30c3\u30b7\u30e5\u3092\u30af\u30ea\u30a2\u3059\u308b\u624b\u9806\"<\/figure>\n

\u6700\u5f8c\u306b\u3001\u6700\u9069\u306a\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u3092\u5f97\u308b\u306b\u306f\u3001\u30aa\u30da\u30ec\u30fc\u30c6\u30a3\u30f3\u30b0 \u30b7\u30b9\u30c6\u30e0\u304b\u3089 DNS \u30ad\u30e3\u30c3\u30b7\u30e5\u3092\u76f4\u63a5\u30af\u30ea\u30a2\u3059\u308b\u3053\u3068\u304c\u91cd\u8981\u3067\u3059\u3002 \u30bf\u30fc\u30df\u30ca\u30eb\u307e\u305f\u306f\u30b3\u30de\u30f3\u30c9\u30d7\u30ed\u30f3\u30d7\u30c8\u3068\u30b3\u30de\u30f3\u30c9<\/a> \u7279\u5b9a\u306e\u65b9\u6cd5\u306f\u5b89\u5168\u304b\u3064\u9ad8\u901f\u3067\u3059\u3002<\/p>\n

Windows\u306e\u5834\u5408\u306f\u3001 \u30b7\u30b9\u30c6\u30e0\u30b7\u30f3\u30dc\u30eb<\/em> \u30b9\u30bf\u30fc\u30c8\u30e1\u30cb\u30e5\u30fc\u304b\u3089 \u6307\u793a<\/a> \u300c\u30b3\u30de\u30f3\u30c9\u300d<\/em> \u5b9f\u884c\u3059\u308b \u300cipconfig \/flushdns\u300d<\/strong>\u6b21\u306b\u3001\u30b3\u30f3\u30d4\u30e5\u30fc\u30bf\u30fc\u3092\u518d\u8d77\u52d5\u3057\u3066\u3001\u5909\u66f4\u304c\u6b63\u3057\u304f\u9069\u7528\u3055\u308c\u3066\u3044\u308b\u3053\u3068\u3092\u78ba\u8a8d\u3057\u307e\u3059\u3002<\/p>\n

macOS\u306e\u5834\u5408\u306f\u3001 \u30bf\u30fc\u30df\u30ca\u30eb<\/em> \u306b \u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3 > \u30e6\u30fc\u30c6\u30a3\u30ea\u30c6\u30a3<\/em> \u30d0\u30fc\u30b8\u30e7\u30f3\u306b\u5fdc\u3058\u3066\u9069\u5207\u306a\u30b3\u30de\u30f3\u30c9\u3092\u5b9f\u884c\u3057\u307e\u3059\u3002 \u300csudo dscacheutil -flushcache; sudo killall -HUP mDNSResponder\u300d<\/em>\u30d7\u30ed\u30bb\u30b9\u3092\u5b8c\u4e86\u3059\u308b\u305f\u3081\u306e\u30d7\u30ed\u30f3\u30d7\u30c8\u304c\u8868\u793a\u3055\u308c\u305f\u3089\u3001\u7ba1\u7406\u8005\u30d1\u30b9\u30ef\u30fc\u30c9\u3092\u5165\u529b\u3057\u307e\u3059\u3002<\/p>\n

Linux\u3067\u306f\u3001\u30b3\u30de\u30f3\u30c9\u306f\u30c7\u30a3\u30b9\u30c8\u30ea\u30d3\u30e5\u30fc\u30b7\u30e7\u30f3\u306b\u3088\u3063\u3066\u7570\u306a\u308a\u307e\u3059\u3002Ubuntu\u306e\u5834\u5408\u306f\u3001 \u300csystemd-resolve \u2013flushcaches\u300d<\/em> Linux Mint\u3067\u306f\u3001 \u300csudo systemd-resolve \u2013flush-caches\u300d<\/em>\u7570\u306a\u308b\u30c7\u30a3\u30b9\u30c8\u30ea\u30d3\u30e5\u30fc\u30b7\u30e7\u30f3\u3092\u4f7f\u7528\u3057\u3066\u3044\u308b\u5834\u5408\u306f\u3001\u516c\u5f0f\u30c9\u30ad\u30e5\u30e1\u30f3\u30c8\u3092\u53c2\u7167\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n

\u4ee5\u4e0b\u306e\u624b\u9806\u306b\u5f93\u3063\u3066\u3001\u53ef\u80fd\u306a\u9650\u308a\u3059\u3079\u3066\u306eDNS\u30ad\u30e3\u30c3\u30b7\u30e5\u3092\u30af\u30ea\u30a2\u3059\u308b\u3053\u3068\u3067\u3001\u30d6\u30e9\u30a6\u30b8\u30f3\u30b0\u306e\u901f\u5ea6\u3068\u5b89\u5b9a\u6027\u304c\u5927\u5e45\u306b\u5411\u4e0a\u3057\u307e\u3059\u3002\u63a5\u7d9a\u3082\u304d\u3063\u3068\u5feb\u9069\u306b\u306a\u308a\u307e\u3059\uff01\ud83d\ude80<\/p>","protected":false},"excerpt":{"rendered":"

DNS\u30ad\u30e3\u30c3\u30b7\u30e5\u3092\u30af\u30ea\u30a2\u3059\u308b\u3068\u3001\u6570\u79d2\u3067\u901f\u5ea6\u304c\u5411\u4e0a\u3057\u3001\u96a0\u308c\u305f\u63a5\u7d9a\u306e\u554f\u984c\u3092\u56de\u907f\u3067\u304d\u307e\u3059\u3002\u7c21\u5358\u306a\u30ea\u30bb\u30c3\u30c8\u3067\u30d6\u30e9\u30a6\u30b8\u30f3\u30b0\u4f53\u9a13\u304c\u5287\u7684\u306b\u5909\u308f\u308a\u307e\u3059\u26a1<\/p>","protected":false},"author":1,"featured_media":89127,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"ai_generated_summary":"","iawp_total_views":21,"jnews-multi-image_gallery":[],"jnews_single_post":{"format":"standard","override":[{"template":"1","parallax":"1","fullscreen":"1","layout":"right-sidebar","sidebar":"default-sidebar","second_sidebar":"default-sidebar","sticky_sidebar":"1","share_position":"top","share_float_style":"share-monocrhome","show_share_counter":"1","show_view_counter":"1","show_featured":"1","show_post_meta":"1","show_post_author":"1","show_post_author_image":"1","show_post_date":"1","post_date_format":"default","post_date_format_custom":"Y\/m\/d","show_post_category":"1","show_post_reading_time":"1","post_reading_time_wpm":"300","post_calculate_word_method":"str_word_count","show_zoom_button":"1","zoom_button_out_step":"2","zoom_button_in_step":"3","show_post_tag":"1","show_prev_next_post":"1","show_popup_post":"1","show_comment_section":"1","number_popup_post":"1","show_author_box":"1","show_post_related":"1","show_inline_post_related":"0"}],"image_override":[{"single_post_thumbnail_size":"crop-500","single_post_gallery_size":"crop-500"}],"trending_post_position":"meta","trending_post_label":"Trending","sponsored_post_label":"Sponsored by","disable_ad":"0","subtitle":""},"jnews_primary_category":[],"jnews_social_meta":[],"jnews_review":[],"enable_review":"","type":"percentage","name":"","summary":"","brand":"","sku":"","good":[],"bad":[],"score_override":"","override_value":"","rating":[],"price":[],"jnews_override_counter":{"view_counter_number":"0","share_counter_number":"0","like_counter_number":"0","dislike_counter_number":"0"},"footnotes":""},"categories":[283],"tags":[1445,1700,1558],"class_list":["post-50685","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-redes","tag-evergreencontent","tag-internet","tag-techtips"],"_links":{"self":[{"href":"https:\/\/mastertrend.info\/ja\/wp-json\/wp\/v2\/posts\/50685","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/mastertrend.info\/ja\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/mastertrend.info\/ja\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/mastertrend.info\/ja\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/mastertrend.info\/ja\/wp-json\/wp\/v2\/comments?post=50685"}],"version-history":[{"count":21,"href":"https:\/\/mastertrend.info\/ja\/wp-json\/wp\/v2\/posts\/50685\/revisions"}],"predecessor-version":[{"id":104863,"href":"https:\/\/mastertrend.info\/ja\/wp-json\/wp\/v2\/posts\/50685\/revisions\/104863"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/mastertrend.info\/ja\/wp-json\/wp\/v2\/media\/89127"}],"wp:attachment":[{"href":"https:\/\/mastertrend.info\/ja\/wp-json\/wp\/v2\/media?parent=50685"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/mastertrend.info\/ja\/wp-json\/wp\/v2\/categories?post=50685"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/mastertrend.info\/ja\/wp-json\/wp\/v2\/tags?post=50685"}],"curies":[{"name":"\u3046\u30fc\u3093","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}