Non-delivery | LuxSci FYI

Posts Tagged ‘non-delivery’

Where’s the Email? The Case of Missing or Disappearing Messages

Wednesday, March 4th, 2009

In many ways, the Internet is still like the Wild Wild West. Email messages sent to you or from you can and do “go missing” for no apparent reason. This can happen no matter what email provider you use. So, what happened to these “AWOL” messages? How can you diagnose and solve the problem?

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Tags: blacklist, bounce, bounce message, delivery failure, denied, disappearing email, dns, email provider, failure, filters, firewall, mail server, missing, missing email, mx, NDR, non-delivery, non-delivery report, permanent, permanent failure, server logs, temporary failure
Posted in LuxSci Library: The Technical Side of Email, TechNotes
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Stop the Backscatter Spam with a Custom Filter

Monday, December 15th, 2008

We recently talked about the problems created by backscatter or bounce back spam. I.e. the pain caused by getting lots of "delivery failure" messages for messages that you never sent, but which arrive at your door anyway. One of the solutions we have provided for dealing with backscatter, if you have this problem, is to create a custom email filter in your LuxSci WebMail interface that will delete or save all bounce messages. While this works well, it also has a drawback.

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Tags: backscatter, bounce back, filter, non-delivery, spam
Posted in New Feature Announcements
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Posts Tagged ‘non-delivery’

Where’s the Email? The Case of Missing or Disappearing Messages

Stop the Backscatter Spam with a Custom Filter

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