Port checker is feature to check the port is open or not from the server side. Port Checker is also used to Proxy Checker, DNS Server Checker and VPN port checker and many more.
To use it's very simple :
1. Enter the Server or Host in the field below. Host like: google.com, facebook.com, and server like 18.104.22.168, 128.199.XXX.XXX
2. Enter the Port Number. You can enter by single port example: 80, or you can enter multi-port example: 80,443,8080
3. Click "Check" and please wait. It's will take a few seconds.