ViewDNS.info > Tools > 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):

