4 :53 dns

# getting version.bind

$ dig version.bind CHAOS TXT @$ip

; <<>> DiG 9.16.15-Debian <<>> version.bind CHAOS TXT @192.168.144.37
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 15610
;; flags: qr aa rd; QUERY: 1, ANSWER: 1, AUTHORITY: 1, ADDITIONAL: 1
;; WARNING: recursion requested but not available

;; OPT PSEUDOSECTION:
; EDNS: version: 0, flags:; udp: 4096
;; QUESTION SECTION:
;version.bind.                  CH      TXT

;; ANSWER SECTION:
version.bind.           0       CH      TXT     "9.7.3"

;; AUTHORITY SECTION:
version.bind.           0       CH      NS      version.bind.

;; Query time: 75 msec
;; SERVER: 192.168.144.37#53(192.168.144.37)
;; WHEN: Sat Sep 04 09:52:13 PDT 2021
;; MSG SIZE  rcvd: 73

# getting domain names
$ nslookup
> server 192.168.144.37
Default server: 192.168.144.37
Address: 192.168.144.37#53
> 192.168.144.37
** server can't find 37.144.168.192.in-addr.arpa: REFUSED