whois topic
ipisp
Query IP address network information in Go
abwhose
The simplest way to find how to report abusive domains
FinalRecon
All In One Web Recon
available
Domain availability checking for Golang
masswhois
Single-threaded epoll-based concurrent bulk whois client
knockknock
A simple reverse whois lookup tool which returns a list of domains owned by people or companies
whoistel
A whois program for French telephone numbers (2013)
GWI
🌐 GWI is a python tool which uses Whois API to get website public information to help with your recon!
URLextractor
Information gathering & website reconnaissance | https://phishstats.info/
python-whois
Python module/library for retrieving domain WHOIS information (only domain)