Get approximate IP details.
Find A, AAAA, CNAME, MX, NS, TXT, SOA DNS records of a host.
Get all possible details about an SSL certificate.
Separate text back and forth by new lines, commas, dots...etc.
Easily convert IDN to Punnycode and back.
Take an IP and try to look for the domain/host associated with it.
Get the size of a text in Bytes (B), Kilobytes (KB) or Megabytes (MB).