How To Get A Reverse DNS Lookup On The Command Line
erics, September 1st, 2021 There are three commands in Linux to easily get a reverse DNS lookup with: dig, host and nslookup. Here are examples of each: shell> dig -x 3.214.2.238 +short
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ns3.wyzaerd.info. |
shell> dig -x 3.214.2.238
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; <<>> DiG 9.8.2rc1-RedHat-9.8.2-0.68.rc1.86.amzn1 <<>> -x 3.214.2.238 ;; global options: +cmd ;; Got answer: ;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 19300 ;; flags: qr rd ra; QUERY: 1, ANSWER: 1, AUTHORITY: 0, ADDITIONAL: 0 ;; QUESTION SECTION: ;238.2.214.3.in-addr.arpa. IN PTR ;; ANSWER SECTION: 238.2.214.3.in-addr.arpa. 300 IN PTR ns3.wyzaerd.info. ;; Query time: 8 msec ;; SERVER: 10.0.0.2#53(10.0.0.2) ;; WHEN: Wed Sep 1 19:43:56 2021 ;; MSG SIZE rcvd: 72 |
shell> host 3.214.2.238
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238.2.214.3.in-addr.arpa domain name pointer ns3.wyzaerd.info. |
shell> nslookup 3.214.2.238
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Server: 10.0.0.2 Address: 10.0.0.2#53 Non-authoritative answer: 238.2.214.3.in-addr.arpa name = ns3.wyzaerd.info. |
Categories: How-To's, Technology cli, Command, Command line, dig, dig -x, DNS, Host, howto, lookup, nslookup, Reverse, Reverse DNS, tips
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