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error when sending email to att.net
R=default_mx_router T=remote_smtp H=al-ip4-mx-vip2.prodigy.net [144.160.235.144]:25 I=[1.2.3.4]:42656: SMTP error from remote mail server after MAIL FROM:<[email scrubbed]>: 553 5.3.0 alpd682 DNSBL:RBL 521< 1.2.3.4 >_is_blocked.For assistance forward this error to abuse_rbl@abuse-att.net
any ideas why?
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Questions
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Updated
2 months ago
• Edited
11
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Responses
ATTHelp
Community Support
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144.5K Messages
2 months ago
Hi, @leohamel.
It looks like your email was blocked and possibly blacklisted. To get this resolved, please email the abuse team at the provided email address and request to have the block removed.
Thanks for reaching out. If you need help with anything else, let us know.
Aminah, AT&T Community Specialist
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