If you check 83.98.0.83 here (today 9th of nov 2009) :
http://www.robtex.com/ip/83.98.0.83.html#blacklists
yes, sounds like it's only listed by barracudacentral
http://www.barracudacentral.org/reputation?pr=1ip=83.98.0.83
and apparently senderbase gives it a good reputation
I posted this in the forum, but have not received a response:
_
I just upgraded from 1.5.8 to 1.6.1 and the logging seems to be broken. The
only entries that are being logged are InvalidAdddress, delaying, Nameserver
response time, and Blackberry noprocessing
GrayHat wrote:
although that -61% in volume sounds like the IP may have
been sending out a bunch of stuff in a quite recent past and
this /may/ explain the barracuda listing;
They (channel4.com) do send out emails for their mailinglists.
As an example, one of my employers has a newsletter