On Oct 28, 2009, at 2:08 PM, Jim Shupert wrote:

isn't that a diff subnet ? 216.37.105.169 -him , noted offender 216.37.96.0/20


it is not.  welcome to CIDR :)

http://www.subnet-calculator.com/cidr.php

enter the offending subnet as listed by Spamhaus (216.37.96.0) in the "IP Address" fields, then enter "20" (the /20 part of the address) in the "Mask Bits" field, then look at the "CIDR Address Range" field to see which IP addresses fall within the subnet.

http://en.wikipedia.org/wiki/Classless_Inter-Domain_Routing

-steve

--
If this were played upon a stage now, I could condemn it as an improbable fiction. - Fabian, Twelfth Night, III,v
http://five.sentenc.es

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