Try the new IANA WHOIS server

Information Gathering - Academy - Hack The Box :: Forums

Project Idea: Make whois great again! - Hackerspace - Dallas Makerspace Talk

Investigating Infrastructure Links with Passive DNS and Whois Data

How to install and run whois command in Windows 10, by Mausam Singh

Nameservers are already being re-checked. You may only submit a re-check once per hour - Getting Started - Cloudflare Community

Querying WHOIS/Registration Data Access Protocol (RDAP) with Azure Sentinel and Azure Functions - Microsoft Community Hub

What is the WHOIS Service?

How To Find Out Who Owns a Domain Name via WHOIS (2023)

Deep Whois on the App Store