Port 6113Club Penguin

Port 6113 is famously associated with Club Penguin, Disney's browser-based multiplayer online game targeted at children. The port supported game traffic, enabling players to connect within safe, virtual world environments full of social and mini-game experiences..

transport
tcp

single transport

in transit
cleartext

payload readable on path

assignment
unofficial

used by convention

risk
4/10

caution

lookups
6,781

rank 755 of 993 · top 76%

Technical Details

what runs on :6113

Port 6113 was primarily used by Club Penguin clients to communicate with Disney servers over TCP. The game facilitated real-time social interactions between players, handling a range of data types including chat messages, movement commands, player-specific events, and mini-game data exchanges.

Being a game dependent on browser Flash technology, connections through this port encompassed data streams originating from Adobe Flash Player instances, establishing persistent TCP sessions to maintain smooth gameplay. The port usually operated behind Disney-managed infrastructure designed to scale and manage large player bases simultaneously.

Though Club Penguin was discontinued in 2017, the port number 6113 may still be observed in residual custom servers or fan-made re-creations. Its core technical purpose remains tied to supporting game logic synchronization and real-time user interactions over a reliable connection protocol in a controlled game ecosystem.

Security Information

exposure of :6113

risk 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

tcp

every listening transport is another surface to filter at the edge

security overview

Common vulnerabilities historically related to port 6113 involved risks such as:

  • Exposing the server to unauthorized access leading to potential data leaks or service disruption.
  • Man-in-the-middle attacks especially since traffic was largely unencrypted, possibly revealing user activity or credentials.
  • Exploitation by malicious custom clients attempting to impersonate or disrupt legitimate gameplay.

Mitigations included:

  • Strict server authentication and authorization checks to prevent rogue connections.
  • Network whitelisting and firewall rules to limit port accessibility to trusted sources.
  • Decommissioning or segmenting residual game infrastructure now unsupported to avoid legacy security exposure.
  • Encouraging encrypted transports where possible for any remaining fan-hosted instances.

the 8 most looked-up other ports in gaming — 124 ports carry that label.

risk mix of the 8 listed

  • caution100%

0 of 8 encrypted