{"id":9239,"date":"2025-01-17T14:46:33","date_gmt":"2025-01-17T13:46:33","guid":{"rendered":"https:\/\/solidt.eu\/site\/?p=9239"},"modified":"2025-01-17T15:21:14","modified_gmt":"2025-01-17T14:21:14","slug":"linux-ubuntu-lookup-domain-nslookup-in-variable","status":"publish","type":"post","link":"https:\/\/solidt.eu\/site\/linux-ubuntu-lookup-domain-nslookup-in-variable\/","title":{"rendered":"Linux \/ Ubuntu lookup domain \/ nslookup in variable"},"content":{"rendered":"\n<div style=\"height: 250px; position:relative; margin-bottom: 50px;\" class=\"wp-block-simple-code-block-ace\"><pre class=\"wp-block-simple-code-block-ace\" style=\"position:absolute;top:0;right:0;bottom:0;left:0\" data-mode=\"sh\" data-theme=\"monokai\" data-fontsize=\"14\" data-lines=\"Infinity\" data-showlines=\"true\" data-copy=\"false\"># lookup address 'solidt.eu' ipv4 in nameserver 8.8.8.8 and store the result in environment variable\nexport MY_IP=$(dig +short @8.8.8.8 \"solidt.eu\" A)\n\n$ns=8.8.8.8\n$domain=\"solidt.eu\"\nexport MY_IP=$(dig +short @$ns $domain A)\n\n# bonus: store variable to file\n# and load variable from file for e.g. another session \necho \"$MY_IP\" > \/tmp\/my_ip\n$MY_IP=$(cat \/tmp\/my_ip)\n<\/pre><\/div>\n","protected":false},"excerpt":{"rendered":"","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"inline_featured_image":false,"footnotes":""},"categories":[1],"tags":[],"class_list":["post-9239","post","type-post","status-publish","format-standard","hentry","category-uncategorized"],"_links":{"self":[{"href":"https:\/\/solidt.eu\/site\/wp-json\/wp\/v2\/posts\/9239","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/solidt.eu\/site\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/solidt.eu\/site\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/solidt.eu\/site\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/solidt.eu\/site\/wp-json\/wp\/v2\/comments?post=9239"}],"version-history":[{"count":2,"href":"https:\/\/solidt.eu\/site\/wp-json\/wp\/v2\/posts\/9239\/revisions"}],"predecessor-version":[{"id":9242,"href":"https:\/\/solidt.eu\/site\/wp-json\/wp\/v2\/posts\/9239\/revisions\/9242"}],"wp:attachment":[{"href":"https:\/\/solidt.eu\/site\/wp-json\/wp\/v2\/media?parent=9239"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/solidt.eu\/site\/wp-json\/wp\/v2\/categories?post=9239"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/solidt.eu\/site\/wp-json\/wp\/v2\/tags?post=9239"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}