Jon Brown Designs

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Jon Brown Designs

Apps

  • BeFit for MacOS
  • BeFit for iOS
  • MacOS Apps
  • iOS Apps
  • Wordpress Plugins
  • Sample Code

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Blog Postfix

2011

Stay off of blacklists: Limit postfix recipients


Nov 30, 2011

Tags : mail postfix server spam

Categories: mail-server osx-system-administration


I have heard this story it seems over and over again, I also have been the topic of many email horror stories. They usually go like this “I just setup a new server and within days we were on a corporate email blacklist, I contacted the company in question and asked why are we on your blacklist, why won’t you deliver our email. They shared with me an email log of thousands of emails being sent from my mail server through several legitimate email accounts. I ensured that my server...
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