@microsoft/recognizers-text-sequence

recognizers-text-sequence provides robust recognition and resolution of series entities like phone numbers, URLs, and e-mail and IP addresses.

node-cidr

[![view on npm](http://img.shields.io/npm/v/example.svg)](https://www.npmjs.org/package/example)

isipaddress

Pure Javascript implementation for truly checking if the provided input is an IP address. Based on RFC 791 (IPv4), RFC 4291 (IPv6), and RFC 4632 (CIDR).