netmask
Parse and lookup IP network blocks
Parse and lookup IP network blocks
IPv6/IPv4 address parsing and manipulation
Utilities for IPv4/IPv6 ranges/subnets/masks parsing/matching, string representations, ...
Fast CIDR matcher. Given an input IPv4 address, it checks if it's inside a set of IP ranges, expressed in CIDR notation.
Split facility for CIDRs.
Calculate optimal subnet masks for standard and non-standard IP ranges
Library of useful functions related to IP
Check an IP(v4 or v6) against a subnet.
[](https://www.npmjs.org/package/example)
parse and manipulate network addresses
Utility for IP addresses and CIDR expressions
JavaScript class for calculating all possible subnets, subnet validity, ip range
Check if an IP address is from reserved subnet
Work with IPv4 addresses
a simple tool for finding subnet overlaps
A set of utilities for IP/prefix validation and subnet matching.
Network Calculator
parse and manipulate network addresses
Parse and lookup IP network blocks
Get ip info & manage the hosts files