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.

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.

The WHOIS protocol dates back to the early 1980s when it was standardized, but the first WHOIS service was actually set up on ARPANET, the precursor of the internet.

ICANN's WhoIs tool is a useful way to learn about the people or companies behind a website. This guide should make understanding its results a bit easier.

WHOIS data has been key for verifying the ownership and rightful endpoint of that data for a long time, serving as a public directory to both identify and reach a website’s owners.

The research didn’t escape the notice of the CA/Browser Forum (CAB Forum). On Monday, a member representing Google proposed ending the reliance on WHOIS data for domain ownership verification ...

WhoIs Information As A Ranking Factor: Our Verdict There’s no evidence that Google ever used domain privacy protection as a ranking factor. Perhaps they planned to back in 2005 when they first ...

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 ...