Port Checker
Fast, reliable, and free port checking tool. Find out if your port is open or closed in seconds.
Features
Why Choose PortChecker.dev?
Lightning Fast
Get port scan results in milliseconds. No waiting, just instant answers.
100% Free
Unlimited checks, no signup required. Our tool is completely free to use.
Global Servers
Check port status from multiple locations around the world for a complete picture.
Detailed Reports
Get comprehensive analysis, including response time, location, and service detection.
Batch Checking
Save time by scanning multiple ports or a range of ports on a single host.
Developer API
Integrate our port checking service directly into your applications and tools.
Get Results in 3 Simple Steps
🎯 Enter Details
Input the IP address or domain and the specific port number you want to check.
🔍 We Check the Port
Our global servers send a request to the target to see if the port responds.
✅ Get Results Instantly
View the status (Open/Closed) along with other useful diagnostic information.
0M+
Checks Performed
0%
Global Uptime
0ms
Average Response
0/7
Service Available
Built for Everyone
From hobbyists to enterprise professionals, our tool provides critical insights.