China Firewall Test Report

Analyzing your website’s accessibility and performance in Mainland China.

Issue Detected: Your website is non-functional in China due to blocked or slow-loading resources like CSS, JavaScript, and API requests. This results in broken layouts and missing functionality.

Why This Matters

Website performance varies by region. This report highlights how your site functions globally versus in China.

Essential resources like styling, JavaScript, and dynamic requests are critical for your site to load correctly. If these fail, your website may appear broken or become unusable.

Global Visitors

Your website loads correctly, ensuring a smooth experience.

China Visitors

Restrictions cause delays or blockages, leading to missing styles, broken layouts, or complete inaccessibility.

Test Details

Website: https://firebase.google.com/
Test Date: Feb. 20, 2024, 5:29 p.m.
Tested Locations:
- 📍 Shanghai (23.4M people)
- 📍 Beijing (18.8M people)
- 📍 Shenzhen (12.7M people)
- 📍 Guangzhou (11.6M people)
- 📍 Chengdu (10.2M people)
- 📍 Chongqing (8.5M people)
- 📍 Tianjin (12.8M people)
Total Resources Tested: 52

Hosting: Grade -

To ensure more accurate results, we've upgraded the test. Please rerun it to experience the enhancements!

Hosting Performance Grades

Grade	Description
A	Excellent! Ultra-fast response (0–80ms), no packet loss.
B	Good. Response within 80–150ms, minimal delays.
C	Average. Moderate delays (150–300ms).
D	Poor. High latency (300–500ms), noticeable lag.
E	Very Poor. Extreme latency (500ms+), connection issues.

How does the Hosting Performance Test work?

Resource Performance Grades

Grade	Description
A	Lightning-fast (<100ms).
B	Fast (101-200ms), smooth experience.
C	Moderate (201-500ms), slight delays.
D	Slower (501-1000ms), noticeable lag.
E	Severe delays, resource failures.

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What is the Resource Performance Test?

Is reach time the same as download time?

Limitations

This test does not measure performance for dynamic content like forms, videos, post-login pages, or interactions triggered by clicks. For a full evaluation, contact us at hello@21yunbox.com. We’re here to help you optimize your website for China.