cli.fyi lets you to quickly retrieve information about emails, IP addresses, URLs and lots more from the command line
Cli.Fyi is a simple and useful utility tool. It can be used to perform WHOIS on domains, check IP addresses, and even crypto currency prices. Check out its website to find out what it can do.
Dead simple usage
curl cli.fyi/example.com
curl cli.fyi/8.8.8.8
curl cli.fyi/me
I have also wrote a wrapper for it.