A WHOIS lookup is the process of querying a WHOIS database to retrieve registration details about a domain name, IP address, or autonomous system. It helps users find out who owns a domain, when it ...

The whois and the jwhois commands work pretty much the same way. The jwhois command is newer, more configurable, and maybe even faster than whois. Both query WHOIS servers from the Linux command line.

A modern, high-performance Model Context Protocol (MCP) server providing domain and IP address lookup services using both traditional Whois and modern RDAP protocols. whoismcp/ ├── src/whoismcp/ # ...

What the whois command does. The whois command permits discovering administrative and technical information for a web domain (using .com, .net, and .edu domain extensions) or even a public IP address.

We noticed WHOIS records for some domains were dated and contained incorrect information about domain owners—people who no longer own these assets. Epik's WHOIS database, part of the 180 GB leak.

The humor aside, the rogue WHOIS server gave him powers he never should have had. One of the greatest was the ability to dictate the email address certificate authority GlobalSign used to ...