Dig Domains
; <<>> DiG Dig.Domains <<>> any 5.192.173.in-addr.arpa
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 10573
;; flags: qr rd ra; QUERY: 1, ANSWER: 3, AUTHORITY: 0, ADDITIONAL: 1

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

;; ANSWER SECTION:
5.192.173.in-addr.arpa.	21600 IN SOA ns1.arpa.networklayer.com. root.softlayer.com. (
				2019092200 ; serial
				7200       ; refresh (2 hours)
				600        ; retry (10 minutes)
				1728000    ; expire (2 weeks 6 days)
				43200      ; minimum (12 hours)
				)
5.192.173.in-addr.arpa.	21600 IN NS ns1.arpa.networklayer.com.
5.192.173.in-addr.arpa.	21600 IN NS ns2.arpa.networklayer.com.

;; Query time: 51 msec
;; SERVER: 8.8.8.8#53(8.8.8.8)
;; WHEN: Thu Oct 21 04:07:46 UTC 2021
;; MSG SIZE  rcvd: 159