Port Checker
Check whether a TCP port on a host is open, closed, or filtered.
Check port
Limit: 3 checks per minute per IP. Captcha every 3rd check. TCP only.
Result
Enter a host and port, then click Check Port
Check whether a TCP port on a host is open, closed, or filtered.
Limit: 3 checks per minute per IP. Captcha every 3rd check. TCP only.