Convert liters to gallons (US) with ease.
Convert gallons (US) to liters with ease.
Convert gallons (imperial) to liters with ease.
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 the web-host of a given website.
Take an IP and try to look for the domain/host associated with it.
Make sure your passwords are good enough.