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

URL / Domain:
Chinese Firewall Test results for cnn.com
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Expected value of DNS A records:
151.101.1.67 151.101.129.67 151.101.193.67 151.101.65.67

LocationLookup ResultStatus
Beijing151.101.1.67 151.101.129.67 151.101.193.67 151.101.65.67ok
Shenzhen151.101.1.67 151.101.129.67 151.101.193.67 151.101.65.67ok
Inner Mongolia151.101.1.67 151.101.129.67 151.101.193.67 151.101.65.67ok
Heilongjiang Province151.101.1.67 151.101.129.67 151.101.193.67 151.101.65.67ok
Yunnan Province151.101.1.67 151.101.129.67 151.101.193.67 151.101.65.67ok

All servers were able to reach your site at the correct IP address. This means that the hostname itself is accessible from within mainland China.