Category : Email Blacklists and Spam Filters

Email Blacklists and Spam Filters, Message Deliverability, SPAM Topics
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How to Remove your IP from ATTs Blacklist

As with all of our articles on email blacklist management – we assume you are being a responsible email netizen and not sending spam.  And we also assume you're probably an Email administrator.   If you're an individual and you're having email delivery issues, you'll probably need the help of your IT team to get access […]

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Email Blacklists and Spam Filters, Message Deliverability, SPAM Topics
422

How to Check Microsoft’s Blacklist

  Are you suspicious that Microsoft Exchange is blocking your emails?  If you're looking for a site to check if your IP address are on Microsoft's blacklist – look no further:  Microsoft Exchange's blocklist is privately maintained so you can't query it directly.  However, we'll show you how to find out if your emails are being blocked by Microsoft […]

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Email Blacklists and Spam Filters, Message Deliverability, SPAM Topics
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How to Check and Request Removal from 88.blocklist.zap (88.blacklist.zap)

What is 88.blocklist.zap and How to Get Unblocked What is 88.blocklist.zap? 88.blocklist.zap is an internal ‘DNSBL (DNS blocklist)' maintained by Microsoft's Forefront Hosted Exchange service.  It resides on dnsbl.forefront.microsoft.com but is not publicly accessible. Note that it's actally called 88.blocklist.zap – not 88.blAcklist.zap.   Yea, so how does this relate to my email being blocked by […]

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