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 approximate IP details.
Get all possible details about an SSL certificate.
Get all possible details about a domain name.
Make sure your passwords are good enough.
Convert kilometers per hour (kph) to miles per hour (mph) with ease.
Easily convert bits (bit) to exbibytes (EiB).
Easily convert nibbles to tebibits (Tibit).
