Port 40853
ortec-disc · TCP/UDP
| Range | Registered port (1024–49151) |
|---|---|
| Protocol | TCP/UDP |
| Service | ortec-disc |
| Registered | 2010-11-22 |
Frequently asked questions
What is port 40853 used for?
Port 40853 is registered with the IANA for ortec-disc (TCP/UDP). Description: Reserved; ORTEC Service Discovery.
Is port 40853 a well-known port?
No. Port 40853 is in the range 1024–49151 (registered or user ports). Ordinary programs may open it without root privileges.
How do I check whether port 40853 is open?
Locally on Linux with ss -tulpn | grep ':40853\b', on Windows with netstat -ano | findstr :40853. To test a remote host use Test-NetConnection <host> -Port 40853 in PowerShell or nc -zv <host> 40853 on Linux/macOS.
How do I open port 40853 in the firewall?
Ubuntu/Debian (ufw): sudo ufw allow 40853/tcp. Fedora/RHEL (firewalld): sudo firewall-cmd --add-port=40853/tcp --permanent, then firewall-cmd --reload. Windows (PowerShell as administrator): New-NetFirewallRule -DisplayName "Port 40853" -Direction Inbound -Protocol TCP -LocalPort 40853 -Action Allow.
IANA registry entries
| Protocol | Service | Description (IANA) |
|---|---|---|
| TCP | – | Reserved |
| UDP | ortec-disc | ORTEC Service Discovery |