اشهر موقع لتعرف على منفذ او البورت Open Port Check Tool فتح أداة فحص الميناء

 This is a free utility for remotely verifying if a port is open or closed. It is useful to users who wish to verify port forwarding and check to see if a server is running or a firewall or ISP is blocking certain ports 

 https://canyouseeme.org/

 موقع اخره

 https://portchecker.co/

 https://www.portcheckers.com/

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