價格：免費
檔案大小：371.3 KB
版本需求：OS X 10.7 或以上版本，64 位元處理器
支援語言：英語
The Open Port Checker is a utility you can use to check your external IP address and detect open ports on your connection. This utility is useful for finding out if your port forwarding is setup correctly or if your server applications are being blocked by a firewall or ISP.