Email sent undeliverable 550 error
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eqiserv
Posts
2
Registration date
Wednesday June 28, 2017
Status
Member
Last seen
June 29, 2017
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Updated on Jun 28, 2017 at 05:58 PM
Peter - Aug 18, 2022 at 06:02 AM
Peter - Aug 18, 2022 at 06:02 AM
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Aug 18, 2022 at 06:02 AM
550 Blocked error or 550 Requested action not taken: mailbox unavailable is an SMTP (Simple Mail Transfer Protocol) error code. Put simply, this message means that the email you sent was blocked by the recipient's email hosting server, and returned to you.
Regards,
Peter