Port 8873

dxspider · TCP/UDP

RangeRegistered port (1024–49151)
ProtocolTCP/UDP
Servicedxspider
Registered2005-08

Frequently asked questions

What is port 8873 used for?

Port 8873 is registered with the IANA for dxspider (TCP/UDP). Description: dxspider linking protocol.

Is port 8873 a well-known port?

No. Port 8873 is in the range 1024–49151 (registered or user ports). Ordinary programs may open it without root privileges.

How do I check whether port 8873 is open?

Locally on Linux with ss -tulpn | grep ':8873\b', on Windows with netstat -ano | findstr :8873. To test a remote host use Test-NetConnection <host> -Port 8873 in PowerShell or nc -zv <host> 8873 on Linux/macOS.

How do I open port 8873 in the firewall?

Ubuntu/Debian (ufw): sudo ufw allow 8873/tcp. Fedora/RHEL (firewalld): sudo firewall-cmd --add-port=8873/tcp --permanent, then firewall-cmd --reload. Windows (PowerShell as administrator): New-NetFirewallRule -DisplayName "Port 8873" -Direction Inbound -Protocol TCP -LocalPort 8873 -Action Allow.

IANA registry entries

ProtocolServiceDescription (IANA)
TCPdxspiderdxspider linking protocol
UDPdxspiderdxspider linking protocol

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