An http(s).Agent implementation that block request Private IP address.

Check if IP address is private.

see if you have a non private (i.e. public ip address)

Wrangles the x-forwarded-for header value to get a best guess client ip address (left most non private ip)

Tunnel web server from private IP.

Check whether or not an hostname refer to a private IP

Get your private-ip using WebRTC

Tiny utility to detect private/local/non-public IPv4 and IPv6 addresses.

Check if a hostname or URL resolves to a private IP address

Check whether or not a url hostname refers to a private IP

Hardened FetchHandler for the @iso4/sandbox runtime: DNS pinning, host allowlist, private-IP blocking, no auto-redirect

This is a simple module to validate IP address, check ip address version, check if ip is within a range.

This library helps you capture private IP address of the machine using WebRTC in modern browsers like Chrome, Firefox, Edge and machine name and user name in legacy browsers like Internet Explorer 11.

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

fetch with ssrf protection. dns pinning, private ip blocking, size caps, safe redirects. zero deps

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

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

Check if IP address is private.

Code that will validate an IP address for correct format and give additional information about the type of IP address.

Regular expression for matching IP addresses (IPv4 & IPv6)