My site is blocked smtp arabx10.kesug.com The following From address failed: Failed to send mail {virfy@arabx10.kesug.com: MAIL FROM command failed, Envelope FROM .‘virfy@arabx10.kesug.com email address not allowed ,553, SMTP server error: MAIL FROM command failed Detail: Envelope FROM ‘notrep…

Maybe port 2525 works, I haven’t actually tested. I would still recommend to use port 587 because I am sure that it works, but if it’s not giving you issues, then all is fine. As for the issue itself, the error is returned by Elastic Email, so I’m guessing that it’s a configuration problem with wha…

[image] Hamzadev: virfy@arabx10.kesug.com email address not allowed This did not look like a valid email [image] Hamzadev: notreply@gmail.com ’ email address not allowed Are you sure you own this email as well? You are better off getting support from Elastic email

[image] Hamzadev: $mail->Port = 2525; Take note of this too: [image] How can I fix emailing issue? Please make sure to use port 587 (with STARTTLS authentication). Most SMTP services support port 587, and other ports (25, 465, 2525, etc.) are blocked on our servers.

I changed the port to 587 and it worked for me. Thanks for the help.

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Smtp

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KangJL June 24, 2025, 2:54pm 2

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Outgoing email with PHP mail() is heavily restricted on InfinityFree. Fortunately, you can still whatever email you want using an external email service. There are many external email providers to choose from. InfinityFree doesn’t restrict sending email with external providers. Almost all of them have paid plans, but some have free tiers too. Most of them support sending email over SMTP, some of them have custom APIs, libraries and plugins which you can use too. A simple way to get started qui…

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