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b; <<>> DiG 9.10.3-P4-Ubuntu <<>> 13.237.172.75
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 46186
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0
;; QUESTION SECTION:
;13.237.172.75. IN A
;; AUTHORITY SECTION:
. 596 IN SOA a.root-servers.net. nstld.verisign-grs.com. 2022022701 1800 900 604800 86400
;; Query time: 58 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Mon Feb 28 03:46:20 CST 2022
;; MSG SIZE rcvd: 10675.172.237.13.in-addr.arpa domain name pointer ec2-13-237-172-75.ap-southeast-2.compute.amazonaws.com.Server: 183.60.83.19
Address: 183.60.83.19#53
Non-authoritative answer:
75.172.237.13.in-addr.arpa name = ec2-13-237-172-75.ap-southeast-2.compute.amazonaws.com.
Authoritative answers can be found from: