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JessIT2013Flag for Bahrain asked on

outlook issue


I got this error when sending.

xxxx@XXx.com on 9/1/2013
you do not have permission to send to this recipient. for assistance, contact your system administrator.
<owa.mydomain.com #5.7.1 smtp; 550 5.7.1: host blocked using 88.blocklist.zap; Mail from IP banned. To request removal from this list please forward this message to delist.forefront@messaging.microsoft.com

Microsoft ApplicationsOutlookInternet Protocols

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Last Comment

8/22/2022 - Mon
Mohammed Khawaja

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Check that you are sending from the IP that is listed for your MX domain.

ie. your domain (Xxx.com) mail MX shows IP
Send out using this IPm - so that recipient systems can verify your sending IP and domain are a match.
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