{"id":4294,"date":"2020-11-09T09:11:00","date_gmt":"2020-11-09T08:11:00","guid":{"rendered":"https:\/\/www.unicoda.com\/?p=4294"},"modified":"2020-11-08T23:42:39","modified_gmt":"2020-11-08T22:42:39","slug":"verification-des-dns","status":"publish","type":"post","link":"https:\/\/www.unicoda.com\/?p=4294","title":{"rendered":"V\u00e9rification des DNS"},"content":{"rendered":"\n<p>R\u00e9cemment dans mon quotidien de d\u00e9veloppeur, je me suis retrouv\u00e9 confront\u00e9 \u00e0 la question de la validit\u00e9 de la zone DNS, ou, pour le formuler plus simplement, \u00e0 la question : comment v\u00e9rifier le contenu d&rsquo;une zone DNS ?<\/p>\n\n\n\n<p>J&rsquo;avais en effet transmis des informations \u00e0 un tiers pour la configuration de la zone DNS d&rsquo;un domaine, mais apr\u00e8s v\u00e9rification capture d&rsquo;\u00e9cran \u00e0 l&rsquo;appui : rien \u00e0 faire. La validation du domaine restait en erreur du c\u00f4t\u00e9 de Firebase. Et comme parfois avec Google, aucune information de d\u00e9bogage. Seul un laconique \u00ab\u00a0Impossible de valider le domaine\u00a0\u00bb est pr\u00e9sent dans l&rsquo;interface.<\/p>\n\n\n\n<p>N&rsquo;ayant pas acc\u00e8s aux interfaces de gestion du domaine, j&rsquo;ai donc cherch\u00e9 \u00e0 consulter le contenu de la zone DNS d&rsquo;une autre mani\u00e8re et je me suis donc tourn\u00e9 vers <code>nslookup<\/code>. Avec en particulier les commandes telles que :<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">nslookup &lt;domaine>\nnslookup -type=txt &lt;domaine>\nnslookup -type=cname &lt;domaine><\/pre>\n\n\n\n<p>L&rsquo;ex\u00e9cution de ces commandes, avec quelques variations pour v\u00e9rifier diff\u00e9rents sous-domaines, m&rsquo;a permis de constater que les entr\u00e9es configur\u00e9es ne figurent pas dans la zone DNS, bien que pr\u00e9sent dans l&rsquo;interface. Je postule donc que la nouvelle zone DNS est sauvegard\u00e9e, mais non publi\u00e9e. Les v\u00e9rifications sont en cours pour v\u00e9rifier cette hypoth\u00e8se. Si ce n&rsquo;est pas le cas, la recherche continuera, et j&rsquo;aurais au moins d\u00e9couvert un outil bien pratique, faute d&rsquo;avoir trouv\u00e9 l&rsquo;\u00e9l\u00e9ment bloquant.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>R\u00e9cemment dans mon quotidien de d\u00e9veloppeur, je me suis retrouv\u00e9 confront\u00e9 \u00e0 la question de la validit\u00e9 de la zone DNS, ou, pour le formuler plus simplement, \u00e0 la question : comment v\u00e9rifier le contenu d&rsquo;une zone DNS ? J&rsquo;avais en effet transmis des informations \u00e0 un tiers pour la configuration de la zone DNS &hellip; <a href=\"https:\/\/www.unicoda.com\/?p=4294\" class=\"more-link\">Continuer la lecture<span class=\"screen-reader-text\"> de &laquo;&nbsp;V\u00e9rification des DNS&nbsp;&raquo;<\/span><\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[6],"tags":[372,554],"class_list":["post-4294","post","type-post","status-publish","format-standard","hentry","category-divers","tag-dns","tag-nslookup"],"_links":{"self":[{"href":"https:\/\/www.unicoda.com\/index.php?rest_route=\/wp\/v2\/posts\/4294","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.unicoda.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.unicoda.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.unicoda.com\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.unicoda.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=4294"}],"version-history":[{"count":3,"href":"https:\/\/www.unicoda.com\/index.php?rest_route=\/wp\/v2\/posts\/4294\/revisions"}],"predecessor-version":[{"id":4301,"href":"https:\/\/www.unicoda.com\/index.php?rest_route=\/wp\/v2\/posts\/4294\/revisions\/4301"}],"wp:attachment":[{"href":"https:\/\/www.unicoda.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=4294"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.unicoda.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=4294"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.unicoda.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=4294"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}