Port 27014Source Engine Server (Rare)
Port 27014 is occasionally used by dedicated servers running the Source engine to facilitate multiplayer gaming sessions. It supports communication between game clients and servers, typically when other standard Source engine ports are unavailable or reconfigured. Its use is generally unofficial and less common, serving niche or auxiliary purposes in game hosting and server management environments..
- transport
- unknown
- in transit
- cleartext
- assignment
- unofficial
- risk
- 4/10
- lookups
- 5,927
single transport
payload readable on path
used by convention
caution
rank 836 of 993 · top 84%
Technical Details
what runs on :27014Overview:
Port 27014 is part of an unofficial range associated with the Source engine developed by Valve. While the primary Source engine network communications usually take place over more frequently used ports such as 27015 and 27005, 27014 serves as an auxiliary or fallback communication port for dedicated game servers hosting titles like Counter-Strike, Team Fortress, or Garry’s Mod.
Functionality:
It facilitates various networking functions including server listing, matchmaking, client-server communication, and sometimes data transfer for in-game assets. Game administrators might configure this port to reduce conflicts or mitigate load balancing issues, especially when hosting multiple server instances on a single host.
Network Considerations:
Since it is unofficial and used less frequently, there is little standardized documentation. The port generally works over UDP for fast packet delivery, but implementations can vary. Its unassigned and infrequent nature means deployments might differ substantially between gaming communities and server setups.
Security Information
exposure of :27014risk score
4/ 10caution
worth attention. how exposed you are depends on configuration — don't leave it reachable from the internet without a reason.
gaming averages 4.0 across 124 ports — this one sits level with it.
in transit
cleartext
credentials and payloads are readable by anyone on path
assignment
unofficial
used by convention, not registered — what answers here varies by deployment
reachable over
unknown
every listening transport is another surface to filter at the edge
security overview
Common Vulnerabilities
- DDoS Attacks: Like many gaming-related ports, 27014 can be targeted with volumetric distributed denial-of-service attacks, disrupting server availability.
- Packet Flooding: Malicious actors can exploit insufficient input validation to crash game servers or degrade performance.
- Unpatched Exploits: Server software vulnerabilities, especially in unofficial configurations, increase the attack surface.
Common Mitigations
- Firewall Filtering: Strictly limit access to trusted IP addresses and block unsolicited inbound connections.
- Rate Limiting: Employ rate-limiting techniques to reduce impact from flooding or brute-force attempts.
- Regular Updates: Keep server software patched to mitigate known vulnerabilities.
- Network Monitoring: Implement real-time traffic analysis to detect and respond to abnormal behaviors quickly.
- Access Controls: Require strong authentication and limit server administration access.
Related Ports
the 8 most looked-up other ports in gaming — 124 ports carry that label.
| port | service | risk | |||
|---|---|---|---|---|---|
| :8888 | D2GS Admin Console | TCP | Remote Access | caution | 83.7k |
| :8888 | Earthland Realms 2 Server | TCP | Gaming | caution | 73.1k |
| :1513 | Garena Gaming | TCPUDP | Gaming | caution | 33.1k |
| :5555 | Freeciv | TCP | Security | caution | 26.9k |
| :18200 | Audition Online Server Check | TCPUDP | Gaming | caution | 20.9k |
| :12345 | NetBus / NetBuster | Security | caution | 19.9k | |
| :18206 | Audition FAM DB | TCPUDP | Databases | caution | 19.1k |
| :18505 | Audition Dance Battle Status Check | TCPUDP | Network Services | caution | 18.9k |
risk mix of the 8 listed
- caution100%
0 of 8 encrypted