A simple DNS lookup tool
Domain 217.35.209.188
Type PTR
Server Quad9
Duration 251 ms
Results
;; Answer received from 9.9.9.9 (122 bytes)
;;
;; Security Level : UNCHECKED
;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 13716
;; flags: qr rd ra; QUERY: 1, ANSWER: 3, AUTHORITY: 0, ADDITIONAL: 0

;; QUESTION SECTION (1  record)
;; 188.209.35.217.in-addr.arpa.	IN	PTR

;; ANSWER SECTION (3  records)
188.209.35.217.in-addr.arpa.	43200	IN	PTR	indnss05.bt.net.
188.209.35.217.in-addr.arpa.	43200	IN	PTR	indnss05.ukcore.bt.net.
188.209.35.217.in-addr.arpa.	43200	IN	PTR	ns0.bt.net.
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