A simple DNS lookup tool
Domain 104.239.136.137.in-addr.arpa
Type A
Server Quad9
Duration 3 ms
Results
;; Answer received from 9.9.9.9 (100 bytes)
;;
;; Security Level : UNCHECKED
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 55767
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION (1  record)
;; 104.239.136.137.in-addr.arpa.	IN	A

;; AUTHORITY SECTION (1  record)
137.in-addr.arpa.	3600	IN	SOA	z.arin.net. dns-ops.arin.net. 2017037683 1800 900 691200 10800
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