The Dirty Dozen Spammiest Ranges

For the Ten Days Ended 2007-07-16 (Updated Daily)

Please note that the host is based upon the return rDNS value of a random IP address within the range.

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/24 Range	Origin	Host
222.15.69.0	Japan	Unknown
209.9.190.0	United States	Unknown
116.217.231.0		Unknown
201.236.44.0	Chile	Unknown
75.133.171.0	United States	Unknown
189.158.43.0	Mexico	.prod-infinitum.com.mx
24.138.217.0	Puerto Rico	Unknown
70.43.201.0	United States	Unknown
67.40.215.0	United States	Unknown
81.192.12.0	Morocco	.adsl.iam.net.ma