Easily convert ICO image files to GIF.
Easily convert ICO image files to PNG.
Easily convert ICO image files to JPG.
Easily convert ICO image files to BMP.
Find A, AAAA, CNAME, MX, NS, TXT, SOA DNS records of a host.
Check if the URL is cached or not by Google.
Get approximate IP details.
Take an IP and try to look for the domain/host associated with it.
Get all the HTTP headers that an URL returns for a typical GET request.
Get all possible details about an SSL certificate.