Decode Base64 input to back to string.
Find A, AAAA, CNAME, MX, NS, TXT, SOA DNS records of a host.
Make sure your passwords are good enough.
Get all possible details about an SSL certificate.
Easily convert bits (bit) to exbibytes (EiB).
Easily convert nibbles to tebibits (Tibit).
Convert kilometers per hour (kph) to miles per hour (mph) with ease.
