A simple DNS lookup tool
Domain
postmaster.cisco.com
Type
A
Server
Cloudflare
Duration
20 ms
;; Answer received from 1.1.1.1 (78 bytes)
;;
;; Security Level : UNCHECKED
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 49429
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0
;; QUESTION SECTION (1 record)
;; postmaster.cisco.com. IN A
;; AUTHORITY SECTION (1 record)
cisco.com. 1800 IN SOA ns1.cisco.com. postmaster.cisco.com. 1061705 7200 1800 864000 1800
This Lookup
Realtime Lookup