{"id":476941,"date":"2023-08-09T09:05:36","date_gmt":"2023-08-09T09:05:36","guid":{"rendered":""},"modified":"2023-09-05T11:13:44","modified_gmt":"2023-09-05T11:13:44","slug":"dns-spf-record","status":"publish","type":"wiki","link":"https:\/\/oneproxy.pro\/kr\/wiki\/dns-spf-record\/","title":{"rendered":"DNS SPF \ub808\ucf54\ub4dc"},"content":{"rendered":"<p>DNS SPF \ub808\ucf54\ub4dc\ub294 \uc774\uba54\uc77c \ud1b5\uc2e0 \ubc0f \uc0ac\uc774\ubc84 \ubcf4\uc548 \uc601\uc5ed\uc5d0\uc11c \uc911\uc694\ud55c \uc5ed\ud560\uc744 \ud569\ub2c8\ub2e4. &quot;Domain Name System Sender Policy Framework&quot;\ub97c \uc758\ubbf8\ud558\ub294 DNS SPF \ub808\ucf54\ub4dc\ub294 \uc2a4\ud338 \ubc0f \ud53c\uc2f1 \uc2dc\ub3c4\ub97c \ubc29\uc9c0\ud558\ub294 \ub370 \ud544\uc218\uc801\uc778 \ub3c4\uad6c\uc785\ub2c8\ub2e4. \uc774\ub294 \uba54\uc77c \uc11c\ubc84\uac00 \ud569\ubc95\uc801\uc778 \uc774\uba54\uc77c\uacfc \uc545\uc131 \uc774\uba54\uc77c\uc744 \uad6c\ubcc4\ud560 \uc218 \uc788\ub3c4\ub85d \uc124\uacc4\ub418\uc5c8\uc2b5\ub2c8\ub2e4. DNS SPF \ub808\ucf54\ub4dc\ub97c \uc774\ud574\ud558\ub294 \uac83\uc740 \uc774\uba54\uc77c \uc11c\ubc84 \uad00\ub9ac \ub610\ub294 \ub3c4\uba54\uc778 \uad00\ub9ac\uc640 \uad00\ub828\ub41c \ubaa8\ub4e0 \uc0ac\ub78c\uc5d0\uac8c \uc911\uc694\ud569\ub2c8\ub2e4.<\/p>\n<h2>DNS SPF \ub808\ucf54\ub4dc\uc758 \uc5ed\uc0ac<\/h2>\n<p>DNS SPF \ub808\ucf54\ub4dc\ub294 \uc2a4\ud328\uba38\uc640 \ud53c\uc154\uac00 \uc790\uc8fc \uc0ac\uc6a9\ud558\ub294 \uae30\uc220\uc778 \uc774\uba54\uc77c \uc2a4\ud478\ud551\uc744 \ubc29\uc9c0\ud558\uae30 \uc704\ud55c \ubc29\ubc95\uc73c\ub85c \uc2dc\uc791\ub418\uc5c8\uc2b5\ub2c8\ub2e4. SPF\uc758 \uac1c\ub150\uc740 \uc99d\uac00\ud558\ub294 \uc6d0\uce58 \uc54a\ub294 \uc774\uba54\uc77c \ubb38\uc81c\ub97c \ud574\uacb0\ud558\uae30 \uc704\ud574 2003\ub144 Meng Weng Wong\uc774 \ucc98\uc74c \uc81c\uc548\ud588\uc2b5\ub2c8\ub2e4. \uadf8 \ud6c4 \uba87 \ub144 \ub3d9\uc548 \uc774 \ucd08\uae30 \uc544\uc774\ub514\uc5b4\ub294 \uac1c\uc120\ub418\uace0 \ud45c\uc900\ud654\ub418\uc5c8\uc73c\uba70 2006\ub144 IETF(Internet Engineering Task Force)\uc5d0 \uc758\ud574 \ucd5c\uc885\uc801\uc73c\ub85c RFC 4408\ub85c \uac8c\uc2dc\ub418\uc5c8\uc2b5\ub2c8\ub2e4. \uc2dc\uac04\uc774 \uc9c0\ub0a8\uc5d0 \ub530\ub77c SPF\ub294 DKIM\uacfc \uac19\uc740 \uae30\uc220\uacfc \ud568\uaed8 \ud604\ub300 \uc774\uba54\uc77c \uac80\uc99d \uba54\ucee4\ub2c8\uc998\uc758 \ucd08\uc11d\uc774 \ub418\uc5c8\uc2b5\ub2c8\ub2e4. \uadf8\ub9ac\uace0 DMARC.<\/p>\n<h2>DNS SPF \ub808\ucf54\ub4dc: \uc2ec\uce35 \uc0b4\ud3b4\ubcf4\uae30<\/h2>\n<p>DNS SPF \ub808\ucf54\ub4dc\ub294 \uae30\ubcf8\uc801\uc73c\ub85c \ub3c4\uba54\uc778\uc744 \ub300\uc2e0\ud558\uc5ec \uc774\uba54\uc77c\uc744 \ubcf4\ub0bc \uc218 \uc788\ub294 \uba54\uc77c \uc11c\ubc84\ub97c \uc9c0\uc815\ud558\ub294 \ub3c4\uba54\uc778 DNS \uc124\uc815\uc758 TXT \ub808\ucf54\ub4dc\uc785\ub2c8\ub2e4. \uc774\ub294 \ub3c4\uba54\uc778 \uc18c\uc720\uc790\uac00 \uc2b9\uc778\ud55c \uc11c\ubc84\uc5d0\uc11c \ubcf4\ub0b8 \uac83\uc778\uc9c0 \ud655\uc778\ud558\uc5ec \uc218\uc2e0\uc790 \uc11c\ubc84\uac00 \uc218\uc2e0 \uc774\uba54\uc77c\uc758 \uc2e0\ub8b0\uc131\uc744 \ud655\uc778\ud558\ub294 \ub370 \ub3c4\uc6c0\uc774 \ub429\ub2c8\ub2e4.<\/p>\n<p>\uc774\uba54\uc77c\uc774 \uc804\uc1a1\ub418\uba74 \uc218\uc2e0 \uba54\uc77c \uc11c\ubc84\ub294 \ubcf4\ub0b8 \uc0ac\ub78c \ub3c4\uba54\uc778\uc758 SPF \ub808\ucf54\ub4dc\ub97c \ud655\uc778\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \uc6d0\ub798 \uc11c\ubc84\uc758 IP \uc8fc\uc18c\uac00 SPF \ub808\ucf54\ub4dc\uc5d0 \ub098\uc5f4\ub418\uc5b4 \uc788\uc73c\uba74 \uc774\uba54\uc77c\uc774 \uc778\uc99d\ub41c \uac83\uc785\ub2c8\ub2e4. \uadf8\ub807\uc9c0 \uc54a\uc740 \uacbd\uc6b0 \uc774\uba54\uc77c\uc740 \uc2a4\ud338 \ub610\ub294 \uc7a0\uc7ac\uc801\uc73c\ub85c \uc704\ud5d8\ud55c \uac83\uc73c\ub85c \ud45c\uc2dc\ub420 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n<h2>DNS SPF \ub808\ucf54\ub4dc\uc758 \ub0b4\ubd80 \uad6c\uc870<\/h2>\n<p>SPF \ub808\ucf54\ub4dc\ub294 \uc5ec\ub7ec \ubd80\ubd84\uc73c\ub85c \uad6c\uc131\ub429\ub2c8\ub2e4.<\/p>\n<ul>\n<li>\uadf8\ub9cc\ud07c <code data-no-translation=\"\">v=spf1<\/code> tag: TXT \ub808\ucf54\ub4dc\uac00 SPF \ub808\ucf54\ub4dc\uc784\uc744 \ub098\ud0c0\ub0c5\ub2c8\ub2e4.<\/li>\n<li>\ub3c4\uba54\uc778\uc744 \ub300\uc2e0\ud558\uc5ec \uc774\uba54\uc77c\uc744 \ubcf4\ub0b4\ub3c4\ub85d \uc2b9\uc778\ub41c IP \uc8fc\uc18c \ub610\ub294 \ub3c4\uba54\uc778 \ubaa9\ub85d\uc785\ub2c8\ub2e4. \uc774\ub294 \uac1c\ubcc4 IP \uc8fc\uc18c(\uc608: <code data-no-translation=\"\">ip4:192.0.2.0<\/code> \ub610\ub294 <code data-no-translation=\"\">ip6:2001:db8::<\/code>) \ub610\ub294 \ub3c4\uba54\uc778(\uc608: <code data-no-translation=\"\">include:example.com<\/code>).<\/li>\n<li>\uadf8\ub9cc\ud07c <code data-no-translation=\"\">all<\/code> \uba54\ucee4\ub2c8\uc998: \uc11c\ubc84\uac00 SPF \ub808\ucf54\ub4dc\uc5d0 \ub098\uc5f4\ub418\uc9c0 \uc54a\uc740 IP \uc8fc\uc18c\uc5d0\uc11c \ubcf4\ub0b8 \uba54\uc77c\uc744 \ucc98\ub9ac\ud558\ub294 \ubc29\ubc95\uc744 \uc9c0\uc815\ud569\ub2c8\ub2e4. \uc55e\uc5d0 a\uac00 \ubd99\uc744 \uc218 \uc788\uc2b5\ub2c8\ub2e4. <code data-no-translation=\"\">-<\/code> (\uc2e4\ud328\ud558\ub2e4), <code data-no-translation=\"\">~<\/code> (\uc18c\ud504\ud2b8\ud398\uc77c), <code data-no-translation=\"\">+<\/code> (\ud1b5\uacfc) \ub610\ub294 <code data-no-translation=\"\">?<\/code> (\uc911\ub9bd\uc801).<\/li>\n<\/ul>\n<p>\uc608\ub97c \ub4e4\uc5b4 SPF \ub808\ucf54\ub4dc\ub294 \ub2e4\uc74c\uacfc \uac19\uc2b5\ub2c8\ub2e4. <code data-no-translation=\"\">v=spf1 ip4:192.0.2.0 include:example.com ~all<\/code>.<\/p>\n<h2>DNS SPF \ub808\ucf54\ub4dc\uc758 \uc8fc\uc694 \uae30\ub2a5<\/h2>\n<ul>\n<li><strong>\uc774\uba54\uc77c \uc9c4\uc704\uc131<\/strong>: SPF \ub808\ucf54\ub4dc\ub97c \uc0ac\uc6a9\ud558\uba74 \uc774\uba54\uc77c \uc11c\ubc84\uac00 \uc218\uc2e0 \uc774\uba54\uc77c\uc744 \uc778\uc99d\ud558\uc5ec \uc2a4\ud338 \ubc0f \ud53c\uc2f1 \uc2dc\ub3c4\ub97c \ucd5c\uc18c\ud654\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/li>\n<li><strong>\uc720\uc5f0\uc131<\/strong>: \ub3c4\uba54\uc778 \uc18c\uc720\uc790\uac00 \uc790\uc2e0\uc744 \ub300\uc2e0\ud558\uc5ec \uc774\uba54\uc77c\uc744 \ubcf4\ub0bc \uc218 \uc788\ub294 \uc11c\ubc84\ub97c \uc815\ud655\ud558\uac8c \uc9c0\uc815\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/li>\n<li><strong>\ud5a5\uc0c1\ub41c \uc804\ub2ec\uc131<\/strong>: SPF \ub808\ucf54\ub4dc\ub97c \uc62c\ubc14\ub974\uac8c \uc0ac\uc6a9\ud558\uba74 \uc774\uba54\uc77c\uc774 \uc2a4\ud338\uc73c\ub85c \ud45c\uc2dc\ub420 \uac00\ub2a5\uc131\uc774 \uc904\uc5b4\ub4e4\uc5b4 \uc774\uba54\uc77c \uc804\ub2ec \uac00\ub2a5\uc131\uc774 \ud5a5\uc0c1\ub420 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/li>\n<li><strong>\uac04\ub2e8\ud55c \uad6c\ud604<\/strong>: SPF \ub808\ucf54\ub4dc\ub294 \uad6c\ud604\ud558\uae30 \uc27d\uace0 \ub3c4\uba54\uc778\uc758 DNS \uc124\uc815\uc5d0 TXT \ub808\ucf54\ub4dc\ub9cc \uc788\uc73c\uba74 \ub429\ub2c8\ub2e4.<\/li>\n<\/ul>\n<h2>DNS SPF \ub808\ucf54\ub4dc \uba54\ucee4\ub2c8\uc998 \uc720\ud615<\/h2>\n<p>DNS SPF \ub808\ucf54\ub4dc\ub294 \uc218\uc2e0 \uba54\uc77c \uc11c\ubc84\uac00 \uc218\uc2e0 \uba54\uc77c\uc744 \ucc98\ub9ac\ud558\ub294 \ubc29\ubc95\uc744 \uc815\uc758\ud558\ub294 \uba54\ucee4\ub2c8\uc998\uc73c\ub85c \uad6c\uc131\ub429\ub2c8\ub2e4. \uc8fc\uc694 \ub0b4\uc6a9\uc740 \ub2e4\uc74c\uacfc \uac19\uc2b5\ub2c8\ub2e4.<\/p>\n<table>\n<thead>\n<tr>\n<th>\uae30\uad6c<\/th>\n<th>\uc124\uba85<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td><code data-no-translation=\"\">all<\/code><\/td>\n<td>\ubaa8\ub4e0 \uc8fc\uc18c\uc640 \uc77c\uce58\ud569\ub2c8\ub2e4. \uc811\ub450\uc0ac\ub294 \uc77c\uce58\uc5d0 \ub300\ud55c \uc751\ub2f5\uc744 \uacb0\uc815\ud569\ub2c8\ub2e4(\uc608: <code data-no-translation=\"\">~all<\/code> \uc18c\ud504\ud2b8 \uc2e4\ud328\uc758 \uacbd\uc6b0).<\/td>\n<\/tr>\n<tr>\n<td><code data-no-translation=\"\">ip4<\/code><\/td>\n<td>\uc81c\uacf5\ub41c IPv4 \uc8fc\uc18c \ub610\ub294 \uc11c\ube0c\ub137\uacfc \uc77c\uce58\ud569\ub2c8\ub2e4.<\/td>\n<\/tr>\n<tr>\n<td><code data-no-translation=\"\">ip6<\/code><\/td>\n<td>\uc81c\uacf5\ub41c IPv6 \uc8fc\uc18c \ub610\ub294 \uc11c\ube0c\ub137\uacfc \uc77c\uce58\ud569\ub2c8\ub2e4.<\/td>\n<\/tr>\n<tr>\n<td><code data-no-translation=\"\">a<\/code><\/td>\n<td>DNS A \ub610\ub294 AAAA \ucffc\ub9ac\uc5d0\uc11c \ubc18\ud658\ub41c IP \uc8fc\uc18c\uc640 \uc77c\uce58\ud569\ub2c8\ub2e4.<\/td>\n<\/tr>\n<tr>\n<td><code data-no-translation=\"\">mx<\/code><\/td>\n<td>DNS MX \ucffc\ub9ac\uc5d0\uc11c \ubc18\ud658\ub41c IP \uc8fc\uc18c\uc640 \uc77c\uce58\ud569\ub2c8\ub2e4.<\/td>\n<\/tr>\n<tr>\n<td><code data-no-translation=\"\">ptr<\/code><\/td>\n<td>DNS PTR \ucffc\ub9ac\uc5d0\uc11c \ubc18\ud658\ub41c \ud638\uc2a4\ud2b8 \uc774\ub984\uacfc \uc77c\uce58\ud569\ub2c8\ub2e4.<\/td>\n<\/tr>\n<tr>\n<td><code data-no-translation=\"\">exists<\/code><\/td>\n<td>\uc81c\uacf5\ub41c \ub3c4\uba54\uc778 \uc774\ub984\uc774 \uc8fc\uc18c\ub85c \ud655\uc778\ub418\uba74 \uc77c\uce58\ud569\ub2c8\ub2e4.<\/td>\n<\/tr>\n<tr>\n<td><code data-no-translation=\"\">include<\/code><\/td>\n<td>\ub2e4\ub978 \ub3c4\uba54\uc778\uc758 SPF \ub808\ucf54\ub4dc\ub97c \ud3ec\ud568\ud569\ub2c8\ub2e4.<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h2>DNS SPF \ub808\ucf54\ub4dc \uc0ac\uc6a9: \ubb38\uc81c \ubc0f \ud574\uacb0 \ubc29\ubc95<\/h2>\n<p>SPF \ub808\ucf54\ub4dc\uc758 \uc77c\ubc18\uc801\uc778 \ubb38\uc81c \uc911 \ud558\ub098\ub294 DNS \uc870\ud68c \uc218\uc758 \uc81c\ud55c\uc785\ub2c8\ub2e4. SPF \ub808\ucf54\ub4dc\ub294 \ucd5c\ub300 10\uac1c\uc758 DNS \uc870\ud68c\ub9cc \uc2e4\ud589\ud560 \uc218 \uc788\uc73c\uba70, \uc774\ub97c \uc0ac\uc6a9\ud558\uba74 \uc27d\uac8c \ucd08\uacfc\ub420 \uc218 \uc788\uc2b5\ub2c8\ub2e4. <code data-no-translation=\"\">include<\/code> \uadf8\ub9ac\uace0 <code data-no-translation=\"\">a<\/code> \uba54\ucee4\ub2c8\uc998. \uc774 \uc81c\ud55c\uc744 \ucd08\uacfc\ud558\uba74 SPF \uc720\ud6a8\uc131 \uac80\uc0ac\uac00 \uc2e4\ud328\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \uc774\ub97c \uadf9\ubcf5\ud558\ub824\uba74 DNS \uc870\ud68c \uc218\ub97c \uc904\uc5ec SPF \ub808\ucf54\ub4dc\ub97c \ucd5c\uc801\ud654\ud574\uc57c \ud569\ub2c8\ub2e4. IP \uc8fc\uc18c \uc0ac\uc6a9(<code data-no-translation=\"\">ip4<\/code> \ub610\ub294 <code data-no-translation=\"\">ip6<\/code>) \uac00\ub2a5\ud55c \uacbd\uc6b0 \ub3c4\uba54\uc778 \uc774\ub984 \ub300\uc2e0.<\/p>\n<p>\ud0c0\uc0ac \uc774\uba54\uc77c \uc11c\ube44\uc2a4\ub97c \uc0ac\uc6a9\ud558\uba74 \ub610 \ub2e4\ub978 \ubb38\uc81c\uac00 \ubc1c\uc0dd\ud569\ub2c8\ub2e4. SPF \ub808\ucf54\ub4dc\uc5d0 \uc81c\ub300\ub85c \ud3ec\ud568\ub418\uc9c0 \uc54a\uc73c\uba74 \uc774\ub7ec\ud55c \uc11c\ube44\uc2a4\ub97c \ud1b5\ud574 \uc804\uc1a1\ub41c \uc774\uba54\uc77c\uc774 \uc2a4\ud338\uc73c\ub85c \ud45c\uc2dc\ub420 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \uc774 \ubb38\uc81c\ub294 \ub2e4\uc74c\uc744 \uc0ac\uc6a9\ud558\uc5ec SPF \ub808\ucf54\ub4dc\uc5d0 \uc774\ub7ec\ud55c \uc11c\ube44\uc2a4\ub97c \uc62c\ubc14\ub974\uac8c \ucd94\uac00\ud558\uba74 \ud574\uacb0\ub420 \uc218 \uc788\uc2b5\ub2c8\ub2e4. <code data-no-translation=\"\">include<\/code> \uae30\uad6c.<\/p>\n<h2>\uc720\uc0ac \uc6a9\uc5b4\uc640\uc758 \ube44\uad50<\/h2>\n<p>SPF\ub294 \uc774\uba54\uc77c \ubcf4\uc548\uc758 \ud544\uc218\uc801\uc778 \ubd80\ubd84\uc774\uc9c0\ub9cc \uc774\ub97c \uc218\ud589\ud558\ub294 \uc720\uc77c\ud55c \ud504\ub85c\ud1a0\ucf5c\uc740 \uc544\ub2d9\ub2c8\ub2e4. \ub2e4\uc74c\uc740 \uc720\uc0ac\ud55c \ud504\ub85c\ud1a0\ucf5c\uacfc\uc758 \ube44\uad50\uc785\ub2c8\ub2e4.<\/p>\n<table>\n<thead>\n<tr>\n<th>\uc6a9\uc5b4<\/th>\n<th>\uc124\uba85<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>SPF(\ubc1c\uc2e0\uc790 \uc815\ucc45 \ud504\ub808\uc784\uc6cc\ud06c)<\/td>\n<td>\ub3c4\uba54\uc778\uc744 \ub300\uc2e0\ud558\uc5ec \uba54\uc77c\uc744 \ubcf4\ub0bc \uc218 \uc788\ub294 \uc11c\ubc84\ub97c \uc9c0\uc815\ud569\ub2c8\ub2e4.<\/td>\n<\/tr>\n<tr>\n<td>DKIM(\ub3c4\uba54\uc778\ud0a4 \uc2dd\ubcc4 \uba54\uc77c)<\/td>\n<td>\uc218\uc2e0\uc790\uac00 \ud655\uc778\ud560 \uc218 \uc788\ub294 \uc804\uc790 \uba54\uc77c \ud5e4\ub354\uc5d0 \ub514\uc9c0\ud138 \uc11c\uba85\uc744 \ucd94\uac00\ud569\ub2c8\ub2e4.<\/td>\n<\/tr>\n<tr>\n<td>DMARC(\ub3c4\uba54\uc778 \uae30\ubc18 \uba54\uc2dc\uc9c0 \uc778\uc99d, \ubcf4\uace0 \ubc0f \uc801\ud569\uc131)<\/td>\n<td>SPF \ubc0f DKIM\uc744 \uae30\ubc18\uc73c\ub85c \uc774\uba54\uc77c\uc774 SPF \ub610\ub294 DKIM \ud655\uc778\uc5d0 \uc2e4\ud328\ud560 \uacbd\uc6b0 \uc5b4\ub5bb\uac8c \ud574\uc57c \ud558\ub294\uc9c0 \uc9c0\uc815\ud569\ub2c8\ub2e4.<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h2>DNS SPF \ub808\ucf54\ub4dc\uc640 \uad00\ub828\ub41c \ubbf8\ub798\uc758 \uad00\uc810\uacfc \uae30\uc220<\/h2>\n<p>SPF\uc758 \uac1c\ub150\uc740 \uc9c0\uc18d\uc801\uc73c\ub85c \uc9c4\ud654\ud558\uace0 \uc788\uc2b5\ub2c8\ub2e4. \ud604\uc7ac SPF, DKIM \ubc0f DMARC\ub97c \uae30\ubc18\uc73c\ub85c \ud558\ub294 BIMI(Brand Indicators for Message Identification)\uc5d0 \ub300\ud55c \uc9c0\uc6d0\uc774 \ub298\uc5b4\ub098\uace0 \uc788\uc2b5\ub2c8\ub2e4. BIMI\ub97c \uc0ac\uc6a9\ud558\uba74 \uc870\uc9c1\uc740 \uace0\uac1d\uc758 \ubc1b\uc740 \ud3b8\uc9c0\ud568\uc5d0 \ub85c\uace0\ub97c \ud45c\uc2dc\ud558\uc5ec \ube0c\ub79c\ub4dc \uac00\uc2dc\uc131\uacfc \uc2e0\ub8b0\ub97c \ub192\uc77c \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n<p>\ub610\ud55c IPv6 \ucc44\ud0dd\uc774 \uc99d\uac00\ud568\uc5d0 \ub530\ub77c SPF \ub808\ucf54\ub4dc\uac00 IPv6 \uc8fc\uc18c\uc640 \ud638\ud658\ub418\uace0 \uc900\ube44\ub418\uc5b4 \uc788\ub294\uc9c0 \ud655\uc778\ud574\uc57c \ud569\ub2c8\ub2e4.<\/p>\n<h2>DNS SPF \ub808\ucf54\ub4dc \ubc0f \ud504\ub85d\uc2dc \uc11c\ubc84<\/h2>\n<p>\ud504\ub85d\uc2dc \uc11c\ubc84\ub97c \uc774\uba54\uc77c \uc804\uc1a1\uc5d0 \uc0ac\uc6a9\ud558\ub294 \uacbd\uc6b0 SPF \ub808\ucf54\ub4dc\uc758 \uae30\ub2a5\uc774 \ubcf5\uc7a1\ud574\uc9c8 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \uc774\ub7ec\ud55c \uacbd\uc6b0 \uc131\uacf5\uc801\uc778 \uc774\uba54\uc77c \uc804\ub2ec\uc744 \uc704\ud574\uc11c\ub294 \ud504\ub85d\uc2dc \uc11c\ubc84\uc758 IP \uc8fc\uc18c\uac00 SPF \ub808\ucf54\ub4dc\uc5d0 \ud3ec\ud568\ub418\uc5b4\uc57c \ud569\ub2c8\ub2e4. \uadf8\ub807\uc9c0 \uc54a\uc73c\uba74 \ud504\ub85d\uc2dc\ub97c \ud1b5\ud574 \uc804\uc1a1\ub41c \uc774\uba54\uc77c\uc774 SPF \uac80\uc0ac\uc5d0 \uc2e4\ud328\ud558\uc5ec \uc2a4\ud338\uc73c\ub85c \ud45c\uc2dc\ub420 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n<p>OneProxy\uc640 \uac19\uc740 \ud504\ub85d\uc2dc \uc11c\ubc84 \uacf5\uae09\uc790\ub294 \ub3c4\uba54\uc778\uc758 SPF \ub808\ucf54\ub4dc\uc5d0 \uc0ac\uc6a9\ud560 \uc218 \uc788\ub294 \uc77c\uad00\ub418\uace0 \uace0\uc815\ub41c IP \uc8fc\uc18c\ub97c \uc81c\uacf5\ud558\uc5ec SPF \ub808\ucf54\ub4dc \uad6c\ud604\uc744 \uc9c0\uc6d0\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n<h2>\uad00\ub828\ub41c \ub9c1\ud06c\ub4e4<\/h2>\n<p>DNS SPF \ub808\ucf54\ub4dc\uc5d0 \ub300\ud55c \uc790\uc138\ud55c \ub0b4\uc6a9\uc740 \ub2e4\uc74c \ub9ac\uc18c\uc2a4\ub97c \ud655\uc778\ud558\uc138\uc694.<\/p>\n<ul>\n<li><a href=\"http:\/\/www.openspf.org\/Project_Overview\" target=\"_new\" rel=\"noopener nofollow\">SPF \ud504\ub85c\uc81d\ud2b8 \uac1c\uc694<\/a><\/li>\n<li><a href=\"https:\/\/sendgrid.com\/blog\/understanding-spf-and-dkim\/\" target=\"_new\" rel=\"noopener nofollow\">SPF \ubc0f DKIM \uc774\ud574<\/a><\/li>\n<li><a href=\"https:\/\/dmarcly.com\/blog\/spf-syntax-table\" target=\"_new\" rel=\"noopener nofollow\">SPF \uad6c\ubb38 \ud45c<\/a><\/li>\n<li><a href=\"https:\/\/tools.ietf.org\/html\/rfc7208\" target=\"_new\" rel=\"noopener nofollow\">IETF RFC 7208 \u2013 \uc774\uba54\uc77c\uc5d0\uc11c \ub3c4\uba54\uc778 \uc0ac\uc6a9 \uc2b9\uc778\uc744 \uc704\ud55c SPF(\ubc1c\uc2e0\uc790 \uc815\ucc45 \ud504\ub808\uc784\uc6cc\ud06c)<\/a><\/li>\n<\/ul>","protected":false},"featured_media":476942,"menu_order":0,"template":"","meta":{"_acf_changed":false,"content-type":"","inline_featured_image":false,"footnotes":""},"class_list":["post-476941","wiki","type-wiki","status-publish","has-post-thumbnail","hentry"],"acf":{"faq_title":"Frequently Asked Questions about <mark>The Comprehensive Guide to DNS SPF Records<\/mark>","faq_items":[{"question":"What is a DNS SPF record?","answer":"<p>A DNS SPF record is a TXT record in a domain's DNS settings that specifies which mail servers are allowed to send emails on behalf of the domain. It's a vital tool in email communications and cybersecurity to help mail servers differentiate between legitimate and malicious emails.<\/p>"},{"question":"When was the DNS SPF record first proposed and by whom?","answer":"<p>The concept of SPF was first proposed by Meng Weng Wong in 2003 to combat the growing issue of unsolicited emails. It was standardized and published as RFC 4408 by the Internet Engineering Task Force (IETF) in 2006.<\/p>"},{"question":"How does a DNS SPF record work?","answer":"<p>When an email is sent, the receiving mail server checks the SPF record of the sender's domain. If the IP address of the originating server is listed in the SPF record, the email is authenticated. If not, the email can be marked as spam or potentially dangerous.<\/p>"},{"question":"What is the structure of a DNS SPF record?","answer":"<p>An SPF record includes a tag indicating that it's an SPF record (<code>v=spf1<\/code>), a list of authorized IP addresses or domains, and an <code>all<\/code> mechanism specifying how to handle mail from IP addresses not listed in the SPF record.<\/p>"},{"question":"What are the key features of DNS SPF records?","answer":"<p>The key features of DNS SPF records include verifying email authenticity, providing flexibility in authorizing mail servers, improving email deliverability, and easy implementation.<\/p>"},{"question":"What are the common problems with SPF records and their solutions?","answer":"<p>Common problems with SPF records include exceeding the DNS lookup count and failure to authenticate emails sent through third-party services. These issues can be addressed by optimizing the SPF record to reduce DNS lookups and properly including third-party services in the SPF record.<\/p>"},{"question":"How do DNS SPF records relate to similar terms like DKIM and DMARC?","answer":"<p>While SPF specifies which servers can send mail on behalf of a domain, DKIM adds a digital signature to the email header for verification by the recipient. DMARC builds on both SPF and DKIM and specifies what should happen if an email fails SPF or DKIM checks.<\/p>"},{"question":"What future technologies are related to DNS SPF record?","answer":"<p>Future technologies related to DNS SPF record include BIMI, which enhances brand visibility and trust, and the increasing adoption of IPv6, which necessitates the compatibility of SPF records with IPv6 addresses.<\/p>"},{"question":"How do proxy servers interact with DNS SPF records?","answer":"<p>If a proxy server is used to send emails, its IP address must be included in the SPF record to ensure successful email delivery. Proxy server providers like OneProxy can provide consistent and static IP addresses for inclusion in the SPF record.<\/p>"}]},"_links":{"self":[{"href":"https:\/\/oneproxy.pro\/kr\/wp-json\/wp\/v2\/wiki\/476941","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/oneproxy.pro\/kr\/wp-json\/wp\/v2\/wiki"}],"about":[{"href":"https:\/\/oneproxy.pro\/kr\/wp-json\/wp\/v2\/types\/wiki"}],"version-history":[{"count":0,"href":"https:\/\/oneproxy.pro\/kr\/wp-json\/wp\/v2\/wiki\/476941\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/oneproxy.pro\/kr\/wp-json\/wp\/v2\/media\/476942"}],"wp:attachment":[{"href":"https:\/\/oneproxy.pro\/kr\/wp-json\/wp\/v2\/media?parent=476941"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}