Dig is a DNS lookup utility provided by ISC. This page is a simple web interface for dig.
$ dig isaac.ns.cloudflare.com
; <<>> DiG 9.16.48-Ubuntu <<>> isaac.ns.cloudflare.com
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 16748
;; flags: qr rd ra; QUERY: 1, ANSWER: 3, AUTHORITY: 0, ADDITIONAL: 1
;; OPT PSEUDOSECTION:
; EDNS: version: 0, flags:; udp: 65494
;; QUESTION SECTION:
;isaac.ns.cloudflare.com. IN A
;; ANSWER SECTION:
isaac.ns.cloudflare.com. 63898 IN A 172.64.33.177
isaac.ns.cloudflare.com. 63898 IN A 108.162.193.177
isaac.ns.cloudflare.com. 63898 IN A 173.245.59.177
;; Query time: 4 msec
;; SERVER: 127.0.0.53#53(127.0.0.53)
;; WHEN: Fri Apr 19 02:29:51 UTC 2024
;; MSG SIZE rcvd: 100