Dig is a DNS lookup utility provided by ISC. This page is a simple web interface for dig.
$ dig whispersystems.org
; <<>> DiG 9.16.48-Ubuntu <<>> whispersystems.org
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 50297
;; flags: qr rd ra; QUERY: 1, ANSWER: 2, AUTHORITY: 0, ADDITIONAL: 1
;; OPT PSEUDOSECTION:
; EDNS: version: 0, flags:; udp: 65494
;; QUESTION SECTION:
;whispersystems.org. IN A
;; ANSWER SECTION:
whispersystems.org. 300 IN A 172.64.152.147
whispersystems.org. 300 IN A 104.18.35.109
;; Query time: 8 msec
;; SERVER: 127.0.0.53#53(127.0.0.53)
;; WHEN: Fri Apr 19 11:36:11 UTC 2024
;; MSG SIZE rcvd: 79