Port 49152 — UPnP dynamic / Xbox
Quick reference for TCP/UDP port 49152, used by UPnP dynamic / Xbox. Includes what the service does, security guidance and related ports.
What is port 49152?
Start of dynamic/private port range.
What port does UPnP dynamic / Xbox use?
UPnP dynamic / Xbox listens on port 49152 by default.
Is port 49152 open? How to check
Run one of these from your computer, replacing HOST with the IP address or domain you want to test.
nc -zv HOST 49152
Test-NetConnection HOST -Port 49152
nmap -p 49152 HOST
A refused or timed-out connection means the port is closed or filtered by a firewall.
Security guidance
Medium risk — open with care
Port 49152 (UPnP dynamic / Xbox) can safely face the internet if you keep the software up to date, restrict admin endpoints, and use TLS where possible. Audit who can reach it and watch your logs.
Related ports
Frequently asked
What is port 49152 used for?+
Port 49152 is the standard TCP/UDP port for UPnP dynamic / Xbox. Start of dynamic/private port range.
What port does UPnP dynamic / Xbox use?+
UPnP dynamic / Xbox listens on port 49152 by default.
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