Regex IPv4 & IPv6
Regex is cool. But have you ever tried to grep IPv4 / IPv6 Adresses from a File or extract from a bunch of data ? Did you use Google Search and found lot of Links, Tip’s and Examples ? And non of them worked well ?
I can highly recommend CyberChef for stuff like that … https://gchq.github.io/CyberChef/
Regex from CyberChef
If you wanna use Regex in your own Scripts, here is a little Extract from Cyberchef.