J

1 Message

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70 Points

Tuesday, May 9th, 2023 2:17 PM

Emails getting blocked

Like several others on here, I am having an issue with my company emails via my site getting blocked mostly for gmail, hotmail & aol. Need help ASAP

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Brand User

9.6K Messages

 • 

132.8K Points

5 months ago

Hello, 

Can you go ahead and try once more? I have updated the TXT SPF record for your domain which should allow it to begin working properly.

94 Messages

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4.2K Points

4 months ago

I am also getting blocked:


A message that you sent could not be delivered to one or more of its
recipients. This is a permanent error. The following address(es) failed:

  ccocozello@hotmail.com
    host hotmail-com.olc.protection.outlook.com [104.47.18.97]
    SMTP error from remote mail server after pipelined end of data:
    550 5.7.1 Unfortunately, messages from [66.96.185.4] weren't sent. Please contact your Internet service provider since part of their network is on our block list (S3140). You can also refer your provider to http://mail.live.com/mail/troubleshooting.aspx#errors. [AM6EUR05FT064.eop-eur05.prod.protection.outlook.com 2023-05-24T09:57:59.854Z 08DB5B9EDFF4563A]

Brand User

38 Messages

 • 

516 Points

Hello,

 

I understand that you are unable to send emails and receiving bounceback messages. The bounceback message was helpful!

Upon investigation I found that the emails were getting bounced because one of our outgoing server IP addresses was blacklisted. Rest assured, I have escalated this bounce back message to our email team for resolution.

Sometimes, on shared hosting where many customers use the same email servers, they get detected as contributing to spam and unnecessarily get blacklisted by a few recipient email servers and RBLs. We do have a system in place that monitors our mailout server IPs for its reputation at RBLs that sends out reports periodically. Our Network Operations team rotates the blocked IPs automatically and that should resolve any blocks our servers may have.

Additionally, we have already informed our engineering team regarding this issue and our engineers are working towards the fix on increasing the reputation. I'm afraid we do not have an ETA on this. We appreciate your patience while we resolve this issue.

Please let us know if you have further questions or concerns. We are happy to help!