128-bit SSL HTTP/1.1 IPv4  

Filter List Generator

This will allow you generate a filter list based on live registry data.
(You can also use a regular 'whois' client against filtergen.dan.me.uk to get the same output)


Options: Enable Debug Mode
Generate IPv6 Filter
Generate prefix-list called
      Permit up-to prefix size: / (CIDR size, e.g. 24 or 64)
Data Source: RIPE
RADB
APNIC
AS-SET to Query:
Output from Filter List Generator:
%
% Filter List Generator
% Copyright(c) 2021, Daniel Austin MBCS
%
% usage:
%   [-D] [-6] [-RIPE | -RADB | -APNIC] [-f filtername -t filtertype [-upto N]] as-set
%
% -D for DEBUG mode (shows working calculations)
% -6 for IPv6 filter generation
% -RIPE for whois.ripe.net lookups
% -RADB for whois.radb.net lookups
% -APNIC for whois.apnic.net lookups
% -f will generate a cisco-style filterlist called 'filtername' (use -t filtertype as follows)
%      cisco (default)
%      iox-xr
%      juniper (basic support)
%      force10
%      mikrotik
% Additionally, if using -f/-t you may specify -upto N where N is the prefix size to permit up-to
%
% Using whois.radb.net for lookups
% Generating filter list for 'AS2818'
132.185.0.0/16
132.185.128.0/20
132.185.132.0/24
132.185.144.0/20
132.185.144.0/24
132.185.145.0/24
132.185.146.0/24
132.185.147.0/24
132.185.148.0/24
132.185.149.0/24
132.185.150.0/24
132.185.151.0/24
132.185.152.0/24
132.185.153.0/24
132.185.154.0/24
132.185.155.0/24
132.185.156.0/24
132.185.157.0/24
132.185.158.0/24
132.185.159.0/24
132.185.240.0/20
132.185.240.0/24
132.185.241.0/24
132.185.242.0/24
132.185.243.0/24
132.185.244.0/24
132.185.245.0/24
132.185.246.0/24
132.185.247.0/24
132.185.248.0/24
132.185.249.0/24
132.185.250.0/24
132.185.251.0/24
132.185.252.0/24
132.185.253.0/24
132.185.254.0/24
132.185.255.0/24
212.58.224.0/19
212.58.224.0/20
212.58.224.0/24
212.58.225.0/24
212.58.226.0/24
212.58.227.0/24
212.58.228.0/24
212.58.229.0/24
212.58.230.0/24
212.58.231.0/24
212.58.232.0/24
212.58.233.0/24
212.58.234.0/24
212.58.235.0/24
212.58.236.0/24
212.58.237.0/24
212.58.238.0/24
212.58.239.0/24
212.58.240.0/20
212.58.240.0/24
212.58.241.0/24
212.58.242.0/24
212.58.243.0/24
212.58.244.0/24
212.58.245.0/24
212.58.246.0/24
212.58.247.0/24
212.58.248.0/24
212.58.249.0/24
212.58.250.0/24
212.58.251.0/24
212.58.252.0/24
212.58.253.0/24
212.58.254.0/24
212.58.255.0/24
% end of filter list for 'AS2818' (72 prefixes found) 
% took 1.59 secs for query (1.48 secs of connection time)
% used 1 connections -- 215 lines of whois data parsed
Username:    
Password:    

Two-Factor Authentication Required
Please enter the code from your Google Authenticator Mobile App/Plugin: