Port 42999
curiosity · TCP/UDP
| Range | Registered port (1024–49151) |
|---|---|
| Protocol | TCP/UDP |
| Service | curiosity |
| Registered | 2022-12-09 |
Frequently asked questions
What is port 42999 used for?
Port 42999 is registered with the IANA for curiosity (TCP/UDP). Description: API endpoint for search application; Reserved.
Is port 42999 a well-known port?
No. Port 42999 is in the range 1024–49151 (registered or user ports). Ordinary programs may open it without root privileges.
How do I check whether port 42999 is open?
Locally on Linux with ss -tulpn | grep ':42999\b', on Windows with netstat -ano | findstr :42999. To test a remote host use Test-NetConnection <host> -Port 42999 in PowerShell or nc -zv <host> 42999 on Linux/macOS.
How do I open port 42999 in the firewall?
Ubuntu/Debian (ufw): sudo ufw allow 42999/tcp. Fedora/RHEL (firewalld): sudo firewall-cmd --add-port=42999/tcp --permanent, then firewall-cmd --reload. Windows (PowerShell as administrator): New-NetFirewallRule -DisplayName "Port 42999" -Direction Inbound -Protocol TCP -LocalPort 42999 -Action Allow.
IANA registry entries
| Protocol | Service | Description (IANA) |
|---|---|---|
| TCP | curiosity | API endpoint for search application |
| UDP | – | Reserved |