Convert fahrenheit degrees to celsius degrees with ease.
Take an IP and try to look for the domain/host associated with it.
Get & verify the meta tags of any website.
Get all the HTTP headers that an URL returns for a typical GET request.
Get approximate IP details.
Separate text back and forth by new lines, commas, dots...etc.
Find A, AAAA, CNAME, MX, NS, TXT, SOA DNS records of a host.