Tag Archives: ptr

Trends in Networks: Spam #1

This is the beginning of a recurring article where I’ll be reviewing patterns in spam activity. I’ll start with something easily overlooked but surprisingly still prevalent in the spam landscape. Freenom TLDs (Top Level Domains) Freenom is a service that … Continue reading

Posted in Informative | Tagged , , , , , , , , , | Leave a comment

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

Posted in Informative, Uncategorized | Tagged , , , | Leave a comment