Easily convert GIF image files to ICO.
Easily convert GIF image files to PNG.
Easily convert GIF image files to JPG.
Take an IP and try to look for the domain/host associated with it.
Make sure your passwords are good enough.
Generate passwords with custom length and custom settings.
Ping a website, server or port.
Find A, AAAA, CNAME, MX, NS, TXT, SOA DNS records of a host.
Get all possible details about an SSL certificate.