Advanced search in the APNIC Whois – APNIC

What is the WHOIS lookup

How to find the owner of an IP Address?

IP Whois - IP Address and Domain Information

Whois Lookup - Download & Review

Find Out More about an IP Address via WHOIS Lookup and WHOIS API

Extension:Whois - MediaWiki

whois A Firewall Engineer

How to use IP address with whois, after digging it using shell_exec PHP? - Stack Overflow

Whois Tool

New release of IP2Location.io IP Geolocation Go SDK - query for an enriched data set based on IP address and provides WHOIS lookup API : r/golang