ipaddresses

Data-Shield provides maintained IPv4 blocklists for inbound filtering on firewalls, gateways and web application firewalls.

A library for working with IP addresses and networks in Go

Documentation for https://ipapi.is/ and repository for the Geolocation, ASN and Hosting Ranges databases.

OpenNetAdmin IP Address Management (IPAM) system

Quickly query the AWS IP Ranges

🌐 Get the LAN IPv4 address of the local machine based on the default gateway.

Daily automatically updating list of known datacentre and crawler IP ranges, plus country ranges in IPv4 and IPv6 ranges

IP Address utilities

Arcus, developed by Sandia National Laboratories, is a C# library for calculating, parsing, formatting, converting and comparing both IPv4 and IPv6 addresses and subnets. It accounts for 128-bit numbers on 32-bit platforms.

Alfred 3 workflow to display internal/external IP addresses

🤖IP address to autonomous system number (ASN)

Sequential IP address lookup in the routing table of routers has complexity O(n). This lookup can be reduced to O(1) time complexity, trading of with the space complexity which can be exponential in the worst case i.e. exp(2,33) - 1 on implementing tries.

PHP IP address anonymizer.

A simple HTML/JS/PHP webapp displaying client internal- and external IP information.

Breinify's Node.js API Library

Python GUI based Comprehensive Suite for Mastering IP address and Subnet Calculations

Breinify's Java API Library

Domain Name, IP Address and Email Address value types for Swift.

A program that displays information about the adapters on your computer. This includes ip address, MAC address, host name, etc.

This WordPress Plugin allows you to block all visitors from Russia & Belarus and display a custom message to turn against Putin and to stop the war.