Unfortunately, since your nameservers are pointing to Cloudflare, I cannot correct this for you. Please login to the Cloudflare account and make sure your records for email match these exactly:
SMTP error from remote mail server after pipelined end of data:
550 5.7.1 Unfortunately, messages from [66.96.190.3] 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. [VI1EUR06FT037.eop-eur06.prod.protection.outlook.com 2023-03-06T23:06:47.647Z 08DB1DAFAF11EE7B]
Hello, 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 their 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, given time. We do recommend trying to resend the bounced emails. Additionally, we have already informed our engineering team regarding this issue and our engineers are working towards a 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.
elyzabethv
11.4K Messages
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148.7K Points
3 years ago
Hello,
Unfortunately, since your nameservers are pointing to Cloudflare, I cannot correct this for you. Please login to the Cloudflare account and make sure your records for email match these exactly:
DNS Records for Homestead Email | Homestead Community
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