JustIPAddress

Toolbox

Your IP Information

Details about your current IP address and location

IP Lookup

Check your public IP address and geolocation details!

Reverse DNS

Find the domain name associated with an IP address.

CIDR Calculator

Calculate IP ranges from CIDR notation.

WHOIS Lookup

Get registration and ownership information for a domain or IP.

DNS Lookup

Query DNS records like A, MX, TXT, CNAME, and more.

HTTP Status Checker

Check the HTTP status code of a URL or endpoint.

User-Agent Parser

Analyze and extract browser and device information from a user-agent string.

Header Viewer

View HTTP request and response headers for any URL.

Port Scanner

Scan and identify open ports on a target host.

SSL Checker

Verify SSL certificate validity and expiration details.

DNS Propagation Checker

Check if DNS changes have propagated across global servers.

Email Blacklist Tool

Check if your domain or IP is listed on email blacklists.

ASN Lookup

Retrieve Autonomous System Number (ASN) and related IP details.