Port 1093
proofd · TCP/UDP
| Range | Registered port (1024–49151) |
|---|---|
| Protocol | TCP/UDP |
| Service | proofd |
Frequently asked questions
What is port 1093 used for?
Port 1093 is registered with the IANA for proofd (TCP/UDP). Description: PROOFD.
Is port 1093 a well-known port?
No. Port 1093 is in the range 1024–49151 (registered or user ports). Ordinary programs may open it without root privileges.
How do I check whether port 1093 is open?
Locally on Linux with ss -tulpn | grep ':1093\b', on Windows with netstat -ano | findstr :1093. To test a remote host use Test-NetConnection <host> -Port 1093 in PowerShell or nc -zv <host> 1093 on Linux/macOS.
How do I open port 1093 in the firewall?
Ubuntu/Debian (ufw): sudo ufw allow 1093/tcp. Fedora/RHEL (firewalld): sudo firewall-cmd --add-port=1093/tcp --permanent, then firewall-cmd --reload. Windows (PowerShell as administrator): New-NetFirewallRule -DisplayName "Port 1093" -Direction Inbound -Protocol TCP -LocalPort 1093 -Action Allow.
IANA registry entries
| Protocol | Service | Description (IANA) |
|---|---|---|
| TCP | proofd | PROOFD |
| UDP | proofd | PROOFD |