Port 8000 — HTTP alt
Quick reference for TCP/UDP port 8000, used by HTTP alt. Includes what the service does, security guidance and related ports.
What is port 8000?
Common dev/HTTP alt port.
What port does HTTP alt use?
HTTP alt listens on port 8000 by default.
Is port 8000 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 8000
Test-NetConnection HOST -Port 8000
nmap -p 8000 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 8000 (HTTP alt) 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 8000 used for?+
Port 8000 is the standard TCP/UDP port for HTTP alt. Common dev/HTTP alt port.
What port does HTTP alt use?+
HTTP alt listens on port 8000 by default.
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