Dig Domains
; <<>> DiG Dig.Domains <<>> any 66.8.224.122.in-addr.arpa
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 55898
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 1

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

;; AUTHORITY SECTION:
224.122.in-addr.arpa.	1799 IN	SOA ns.zjnbptt.net.cn. root. (
				2021020201 ; serial
				3600       ; refresh (1 hour)
				1800       ; retry (30 minutes)
				604800     ; expire (1 week)
				3600       ; minimum (1 hour)
				)

;; Query time: 302 msec
;; SERVER: 8.8.8.8#53(8.8.8.8)
;; WHEN: Tue May 18 10:12:39 UTC 2021
;; MSG SIZE  rcvd: 111