Dig Domains
; <<>> DiG Dig.Domains <<>> any 64.21.104.in-addr.arpa
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 13340
;; flags: qr rd ra; QUERY: 1, ANSWER: 1, AUTHORITY: 0, ADDITIONAL: 1

;; OPT PSEUDOSECTION:
; EDNS: version: 0, flags:; udp: 512
;; QUESTION SECTION:
;64.21.104.in-addr.arpa.	IN ANY

;; ANSWER SECTION:
64.21.104.in-addr.arpa.	3600 IN	HINFO "RFC8482" ""

;; Query time: 14 msec
;; SERVER: 8.8.8.8#53(8.8.8.8)
;; WHEN: Tue Apr 23 23:06:24 UTC 2024
;; MSG SIZE  rcvd: 72