Take an IP and try to look for the domain/host associated with it.
Get approximate IP details.
Get all possible details about an SSL certificate.
Get all possible details about a domain name.
Ping a website, server or port..
Easily convert bits (bit) to bytes (B).
Easily convert megabits (Mbit) to yottabytes (YB).
The easiest way to select a color from the color wheel and get the results in any format.
Convert roman numerals to a number with ease.
Check whether or not a website is using the new HTTP/2 protocol or not.