Dig is a DNS lookup utility provided by ISC. This page is a simple web interface for dig.
$ dig webs02.etsist.upm.es
; <<>> DiG 9.16.48-Ubuntu <<>> webs02.etsist.upm.es
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 21808
;; flags: qr rd ra; QUERY: 1, ANSWER: 1, AUTHORITY: 0, ADDITIONAL: 1
;; OPT PSEUDOSECTION:
; EDNS: version: 0, flags:; udp: 65494
;; QUESTION SECTION:
;webs02.etsist.upm.es. IN A
;; ANSWER SECTION:
webs02.etsist.upm.es. 86400 IN A 138.100.52.92
;; Query time: 356 msec
;; SERVER: 127.0.0.53#53(127.0.0.53)
;; WHEN: Fri Apr 26 20:59:08 UTC 2024
;; MSG SIZE rcvd: 65