I got sick of spending time converting IP addresses to various formats. ipconv.pl is a quickie CGI shortcut to convert a dotted-quad IP address to decimal, hex, octal and binary.
With someone's IP address, you can learn a user's general location, and disable some parts of their internet browsing ...
You can change your IP address from the network settings controls menu on a Windows PC, Mac, and even your phone.
The commonly used "net" library in Go and Rust languages is also impacted by the mixed-format IP address validation vulnerability. The bug has to do with how net treats IP addresses as decimal, even ...