Easily turn single threaded command line applications into a fast, multi-threaded application with CIDR and glob support.

CIDR country-level IP data, straight from the Regional Internet Registries, updated hourly. This is a read-only mirror.

Tools to work with IPv4 and IPv6 CIDR

Convert CIDR blocks to constituent IP addresses

🔨 List IP ranges of: Google, Bing, Amazon and Cloudfront, Microsoft, Azure, Oracle, DigitalOcean, GitHub, Facebook, Twitter, Linode, Yandex, Vkontakte, Telegram, Netflix, Steam, Spotify, ChatGPT, YouTube with regular auto-updates for Shadowsocks (user rules) in ACL (Access Control List) format.

List all IP addresses within a CIDR block.

Current CIDR-formatted list of unwanted bots caught on my systems.

Inspect and subtract CIDR blocks

Convert IP address range to CIDR

🕵🏻‍♀️ A little tool for checking if an IP is within GitHub's published IP ranges

A subnet, or subnetwork, is a network inside a network. Subnets make networks more efficient. Through subnetting, network traffic can travel a shorter distance without passing through unnecessary routers to reach its destination.

Minimal PHP library to manage IP addresses, subnets, netmasks, etc. without additional dependencies

A gem for converting an IP range to CIDR subnets

Provides helper (extension)methods for working with IPNetworks

42 students, embark on a networking adventure with NetPractice! Master the secrets of IPv4 addressing and conquer subnetting challenges. Whether you're a coding prodigy or a networking enthusiast, this repository is designed just for you. Ready to dive into the world of routing tables and hands-on subnetting?

This CIDR Calculator script efficiently computes IP address ranges from CIDR notations, featuring a user-friendly interface and multilingual help options for enhanced accessibility.

CIDR (Classless Inter-Domain Routing) calculators are simple tools to assist you to calculate a block of IP addresses.

A fast and lightweight network discovery tool for scanning localhost IP ranges

CIDR to IP range converter is an online tool that helps you convert CIDR notation into a list of individual IP addresses that are part of the specified range

Subnetter provides a basic deconstruction of CIDR Notation for you subnet needs.

Generate reverse DNS (.IN-ADDR.ARPA) templates for a sub-/24 CIDR zone

A simple bash script to get the CIDR notation of a subnet mask.

calculate subnetmask, network_id , broadcast_id, hosts and potential hosts by an ip address (CIDR notation)

IP range to CIDR notation converter will helps you convert an IP range into a list of individual CIDR notation addresses that are part of the IP range

CIDR-Watcher tool will lookup IPs from InfluxDBv1 and matches it with a watch list file (in CIDR notation). Data is kept track in another MySQL database. And an email is sent after a threshold is reached.

Network utility library for use in Project Tauro

An Intuitive and easy to use Subnet Calculator written in C#.

Solutions for the NetPractice Network Configuration Project. Enhance TCP/IP and network configuration skills with 10 challenge levels.

A CIDR calculator web app.

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