Monthly Archives: September 2015

Linode Outbreaks, why PTR Important

Today’s report is about Linode, but of course this could be about many different providers, and is a reason why the ability to block emails based on the PTR records is important, and it is best when it can be … Continue reading

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Rejecting ‘before’ SMTP processes

It is always surprising how much benefit you can get by blocking at the edge, on very simple rule sets, and how much load can be reduced. Of course it depends on your implementation, sometimes that means blocking at the … Continue reading

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