Random IP Addresses:
IPv6 Address Generator
Test IP address regular expressions by generating random test IP addresses, add your real IP addresses within the list, and use a service like Regular Expressions 101 to test your IP Address Regex.
Common uses for IP Address regular expressions are Google Analytics filters, blocking unwanted traffic from your website, allow external connections to your VPN, secure web hosting, etc.
Need IPv4 data?
Just toggle on the IPv4 option.