iptables blocklist importer is a Python program to parse and import P2P-style IP range block lists into an iptables chain quickly and efficiently.
You can download it from the following link: https://packetstormsecurity.com/files/download/60100/iptables-blocklist-0.9.tar.gz
Source: https://packetstormsecurity.com/files/60100/iptables-blocklist-0.9.tar.gz.html

