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.
Easily convert PNG image files to JPG.
Easily convert megabits (Mbit) to zebibits (Zibit).
Find A, AAAA, CNAME, MX, NS, TXT, SOA DNS records of a host.
Make sure your passwords are good enough.
Reverse a list of given text lines.
Get approximate IP details.