FYI - Spamhaus - Open Resolver Issue - Credit to nhybgtvfr

Discussion in 'General' started by HappierTimesAhead, May 15, 2025.

  1. Just had an issue with not being able to receive emails. This was down to zen.spamhaus.org which bounced emails back with a message similar to: -
    Took me a few hours to rectify this issue and the full credit goes to nhybgtvfr.

    I found this post: -
    https://forum.howtoforge.com/threads/solved-problem-with-zenspamhausorg.90829/#post-464393
    and sure enough that cleared the issue - thanks nhybgtvfr

    What I did was: -
    1/ ISPConfig >> System >> Server Config >> 'Mail Server Name' >> Mail

    2/ Towards to bottom of the file you will find "Real-time Blackhole List" = zen.spamhaus.org

    3/ Delete the above entry

    4/ This should clear the issue

    Looks like spamhaus are on to a new get rich quick scheme!!!

    Once again many thanks nhybgtvfr
     
  2. Turgut Kalfaoglu

    Turgut Kalfaoglu Member HowtoForge Supporter

    Exactly what I did.. Got rid of that nasty spamhaus.org after my server stopped receiving emails!
     

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