Library to work against complex domain names, subdomains and URIs. Only contains ICANN section.

Checks whether given DNS name or IPv4/IPv6 address belongs to a local machine

Library to work against complex domain names, subdomains and URIs.

Format validation for Ajv v7+

A library for parsing IPv4 and IPv6 IP addresses in node and the browser.

Get your internal IP address

Start a connect web server

Statically check whether a hostname or IP is a local, loopback, private, or link-local address.

Regular expression for matching IP addresses (IPv4 & IPv6)

Small package to encode or decode IP addresses from buffers to strings.

An internationalized hostname validator as defined by RFC5890, RFC5891, RFC5892, RFC5893, RFC3492 and UTS#46

Check if a string is an IP address

A small Node.js module to retrieve the request's IP address

Utility package to see if the node process can bind to the host or listen on a port. Can be used for checking if a host resolves to localhost.

A TypeScript library for working with IPv4, IPv6 and ASN numbers. It provides representations of these internet protocol numbers with the ability to perform various IP related operations like parsing, validating etc. on them

Lax URL parsing with support for protocol-less URLs and IPs

Resolve public IP address and hostname

Check whether an IP(v4 or v6) is in an CIDR range

[](https://www.npmjs.com/package/ip)

HTTP server mocking and expectations library for Node.js