High speed conversion of IP addresses represented in CIDR notation into their corresponding start and end IPs, along with their respective subnet masks.

Very simple and Precise IP Address Lookup program made in python.

Small C# tool/library to calculate AllowedIPs for wireguard.

A small app to find your WAN IP addresses.

IP address enumerators

A high-performance Proxy Auto-Config that supports traffic routing. It handles IPv4/6 networks, Auto-Proxy rules, and enables traffic to be routed through different proxy servers based on domain names or IP networks. 高性能的支持路由流量的 Proxy Auto-Config，支持 IPv4/6 网络段、Auto-Proxy 规则，支持按规则分流域名或者 IP 网络段的代理流量

The code behind http://192.168.noone.org/

geolocation-database (FREE-API)

Higher-order Internet Protocol ('IP') Address Methods

Windows command to compactly list the IP address of every network adapter, as well as the external IP address if the Internet is accessible.

Simpe CIDR-Range conversor in awk

A simple Ip Locator Tool

SoloStack GeoIP Database by MaxMind

Repository with files that I worked upon during the DCF255 (Data Communication Fundamentals) course.

Summary: complete a network vulnerability assessment and provide a summary of your findings.

Networks with associated IP prefixes

Automatically updated list of known datacentre IP addresses in IPv4 and IPv6 ranges

Node.js implementation of the Crypto-PAn IP address pseudonymisation algorithm

IP address maths and collections library for Go