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  1. H

    SPF, DKIM, DMARC, DomainKeys OK, emails flagged as SPAM

    Another update on the issue ... one of the differences between DKIM "on" and DKIM "off" is the Message-ID field in the headers; as pointed out before, onlinehome-server.info has a bad reputation and if it appears anywhere in the email headers, spam filters pick it up. I just tested it with...
  2. H

    SPF, DKIM, DMARC, DomainKeys OK, emails flagged as SPAM

    @trialotto I have no intention to pretend I brought anything new here, only to tell others how I fixed my issues (since they seem similar to the original question). And to save them a lot of frustration, like the one I experienced until I got everything working OK. In addition to the above...
  3. H

    SPF, DKIM, DMARC, DomainKeys OK, emails flagged as SPAM

    I had the same problem with a domain hosted at 1and1 ... the problem lies in the reverse DNS setting. The onlinehome-server.info is blacklisted by almost everybody, so you need to make sure the reverse DNS points to your domain. Here is the link for 1and1 how to set things right...
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