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L

New Member

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1 Message

Fri, Nov 27, 2020 10:47 PM

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?

best

Responses

Brand User
ATTHelp

Community Support

 • 

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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