NAT Type Test

Detect your network NAT type and get optimization suggestions

Category

Network Tools

How to Use

  1. Click the "Start Test" button
  2. The tool will automatically detect your NAT type
  3. Test results and optimization suggestions are displayed after completion

Examples

  • Detect NAT type

    Input: Click start test

    Output: NAT Type: Type 2 (Moderate) | Suggestion: P2P connections should work normally

FAQ

What are the NAT types?
Common types: Type 1 (Open, no NAT), Type 2 (Moderate, cone NAT), Type 3 (Strict, symmetric NAT). Type 2 is most common; Type 3 may affect P2P connections.
How to optimize Type 3?
Try setting up port mapping on your router, enable UPnP, use DMZ, or contact ISP for a public IP.
What conditions are needed for testing?
A stable network connection is required. Avoid heavy downloads during testing to ensure accurate results.

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