Dig is a DNS lookup utility provided by ISC. This page is a simple web interface for dig.
$ dig 6.85.171.226 PTR
; <<>> DiG 9.16.48-Ubuntu <<>> 6.85.171.226 PTR
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 12700
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 0, ADDITIONAL: 1
;; OPT PSEUDOSECTION:
; EDNS: version: 0, flags:; udp: 65494
;; QUESTION SECTION:
;6.85.171.226. IN PTR
;; Query time: 8 msec
;; SERVER: 127.0.0.53#53(127.0.0.53)
;; WHEN: Fri Apr 19 22:04:01 UTC 2024
;; MSG SIZE rcvd: 41