Convert your HEXA color format to HEX format.
Convert your HEXA color format to RGB format.
Convert your HEXA color format to RGBA format.
Convert your HEXA color format to HSV format.
Convert your HEXA color format to HSLA format.
Get the gravatar.com globally recognized avatar for any email.
Find A, AAAA, CNAME, MX, NS, TXT, SOA DNS records of a host.
Done
Get approximate IP details.
Check if the URL is cached or not by Google.
Make sure your passwords are good enough.