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isipaddress

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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).

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isIP

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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).

Install

NPM
$ npm install isipaddress

Node.js

var isIP = require('isipaddress');

isIP.test('127.0.0.1'); // returns true
isIP.test('FEDC:BA98:7654:3210:FEDC:BA98:7654:3210/16'); // returns true
isIP.test('Bananas in pajamas are coming down the stairs'); // returns false

isIP.v4('127.0.0.1'); // returns true
isIP.v4('127.0.0.1/18'); // returns true
isIP.v4('FEDC:BA98:7654:3210:FEDC:BA98:7654:3210'); // returns false

isIP.v6('127.0.0.1'); // returns false
isIP.v6('FEDC:BA98:7654:3210:FEDC:BA98:7654:3210'); // returns true
isIP.v6('FEDC:BA98:7654:3210:FEDC:BA98:7654:3210/32'); // returns true

License

MIT

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Package last updated on 18 Oct 2014

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