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Chinese Firewall Test



Checks whether a site is blocked by the Great Firewall of China. This test checks across a number of servers from various locations in mainland China to determine if access to the site provided is possible from behind the Great Firewall of China.

This test checks for symptoms of DNS poisoning, one of the more common methods used by the Chinese government to block access to websites.
Top 10 tested domains:
   1. facebook.com
   2. wikileaks.ch
   3. youtube.com
   4. twitter.com
   5. google.com
   6. gmail.com
   7. cnn.com
   8. wikipedia.org
   9. dropbox.com
   10. yahoo.com

Domain (e.g. domain.com):

Chinese firewall test results for gmail.com
==============

Expected value of DNS A records:
172.217.4.229


LocationLookup ResultStatus
Beijing 216.58.200.229
ok
Shenzhen 216.58.200.229
ok
Inner Mongolia 216.58.200.229
ok
Heilongjiang Province 216.58.200.229
ok
Yunnan Province216.58.200.229
ok

All servers were able to reach your site. This means that your site should be accessible from within mainland China.





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