Take an IP and try to look for the domain/host associated with it.
Find A, AAAA, CNAME, MX, NS, TXT, SOA DNS records of a host.
Get all possible details about an SSL certificate.
Get all possible details about a domain name.
Ping a website, server or port.
Get approximate IP details.
Easily convert ICO image files to JPG.
Easily convert kilobytes (kB) to zebibytes (ZiB).
Easily convert weeks to months.
Decode Base64 input to an image.