Dig is a DNS lookup utility provided by ISC. This page is a simple web interface for dig.
$ dig ctfa.org
; <<>> DiG 9.16.1-Ubuntu <<>> ctfa.org
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 15412
;; flags: qr rd ra; QUERY: 1, ANSWER: 1, AUTHORITY: 0, ADDITIONAL: 1
;; OPT PSEUDOSECTION:
; EDNS: version: 0, flags:; udp: 65494
;; QUESTION SECTION:
;ctfa.org. IN A
;; ANSWER SECTION:
ctfa.org. 4461 IN A 208.91.197.27
;; Query time: 0 msec
;; SERVER: 127.0.0.53#53(127.0.0.53)
;; WHEN: Mon Jun 05 10:23:46 UTC 2023
;; MSG SIZE rcvd: 53