DATA NOT ACCEPTED

Resolved
(@mnppdt28)
Hi Support,
The provided SMTP details by our client is not working on the website. Please see the error log below when we tested it. Oddly, it works on other SMTP free tester like https://www.smtper.net/
Can you please help us what to do, please?
Versions:
WordPress: 5.7
WordPress MS: No
PHP: 7.1.33
WP Mail SMTP: 2.7.0

Params:
Mailer: smtp
Constants: No
ErrorInfo: SMTP Error: data not accepted.SMTP server error: DATA END command failed Detail: STOREDRV.Submission.Exception:SendAsDeniedException.MapiExceptionSendAsDenied; Failed to process message due to a permanent exception with message Cannot submit message. 0.35250:03005133, 1.36674:0A000000, 1.61250:00000000, 1.45378:02000000, 1.44866:F3510000, 1.36674:0E000000, 1.61250:00000000, 1.45378:F8510000, 1.44866:12010000, 16.55847:38200000, 17.43559:0000000024020000000000000000000000000000, 20.52176:140FCA8F1800103100000000, 20.50032:140FCA8F8817000000000000, 0.35180:140FCA8F, 255.23226:0 SMTP code: 554 Additional SMTP info: 5.2.0
Host: smtp.office365.com
Port: 587
SMTPSecure: tls
SMTPAutoTLS: bool(true)
SMTPAuth: bool(true)

Server:
OpenSSL: OpenSSL 1.0.2k 26 Jan 2017
Apache.mod_security: No

Debug:
Mailer: Other SMTP
SMTP Error: data not accepted.

SMTP Debug:
2021-04-20 10:16:27 Connection: opening to smtp.office365.com:587, timeout=300, options=array()

2021-04-20 10:16:27 Connection: opened

2021-04-20 10:16:27 SERVER -> CLIENT: 220 ZR0P278CA0027.outlook.office365.com Microsoft ESMTP MAIL Service ready at Tue, 20 Apr 2021 10:16:26 +0000

2021-04-20 10:16:27 CLIENT -> SERVER: EHLO identitymalta.com

2021-04-20 10:16:27 SERVER -> CLIENT: 250-ZR0P278CA0027.outlook.office365.com Hello [185.89.239.119]250-SIZE 157286400250-PIPELINING250-DSN250-ENHANCEDSTATUSCODES250-STARTTLS250-8BITMIME250-BINARYMIME250-CHUNKING250 SMTPUTF8

2021-04-20 10:16:27 CLIENT -> SERVER: STARTTLS

2021-04-20 10:16:27 SERVER -> CLIENT: 220 2.0.0 SMTP server ready

2021-04-20 10:16:27 CLIENT -> SERVER: EHLO identitymalta.com

2021-04-20 10:16:27 SERVER -> CLIENT: 250-ZR0P278CA0027.outlook.office365.com Hello [185.89.239.119]250-SIZE 157286400250-PIPELINING250-DSN250-ENHANCEDSTATUSCODES250-AUTH LOGIN XOAUTH2250-8BITMIME250-BINARYMIME250-CHUNKING250 SMTPUTF8

2021-04-20 10:16:27 CLIENT -> SERVER: AUTH LOGIN

2021-04-20 10:16:27 SERVER -> CLIENT: 334 VXNlcm5hbWU6

2021-04-20 10:16:27 CLIENT -> SERVER: [credentials hidden]

2021-04-20 10:16:27 SERVER -> CLIENT: 334 UGFzc3dvcmQ6

2021-04-20 10:16:27 CLIENT -> SERVER: [credentials hidden]

2021-04-20 10:16:29 SERVER -> CLIENT: 235 2.7.0 Authentication successful

2021-04-20 10:16:29 CLIENT -> SERVER: MAIL FROM:<noreply@identitymalta.com>

2021-04-20 10:16:29 SERVER -> CLIENT: 250 2.1.0 Sender OK

2021-04-20 10:16:29 CLIENT -> SERVER: RCPT TO:<admin@webee.com.mt>

2021-04-20 10:16:29 SERVER -> CLIENT: 250 2.1.5 Recipient OK

2021-04-20 10:16:29 CLIENT -> SERVER: DATA

2021-04-20 10:16:29 SERVER -> CLIENT: 354 Start mail input; end with <CRLF>.<CRLF>

2021-04-20 10:16:29 CLIENT -> SERVER: Date: Tue, 20 Apr 2021 10:16:27 +0000

2021-04-20 10:16:29 CLIENT -> SERVER: To: admin@webee.com.mt

2021-04-20 10:16:29 CLIENT -> SERVER: From: Identity Malta <noreply@identitymalta.com>

2021-04-20 10:16:29 CLIENT -> SERVER: Subject: WP Mail SMTP: HTML Test email to admin@webee.com.mt

2021-04-20 10:16:29 CLIENT -> SERVER: Message-ID: <dt05ZgWm6nL037xfeXfx2wAIUctOJo6ZZSexyseug@identitymalta.com>

2021-04-20 10:16:29 CLIENT -> SERVER: X-Mailer: WPMailSMTP/Mailer/smtp 2.7.0

2021-04-20 10:16:29 CLIENT -> SERVER: X-Mailer-Type: WPMailSMTP/Admin/Test

2021-04-20 10:16:29 CLIENT -> SERVER: MIME-Version: 1.0

2021-04-20 10:16:29 CLIENT -> SERVER: Content-Type: text/html; charset=UTF-8

2021-04-20 10:16:29 CLIENT -> SERVER:

2021-04-20 10:16:29 CLIENT -> SERVER: <!doctype html>

2021-04-20 10:16:29 CLIENT -> SERVER: <html lang="en">

2021-04-20 10:16:29 CLIENT -> SERVER: <head>

2021-04-20 10:16:29 CLIENT -> SERVER: <meta http-equiv="Content-Type" content="text/html; charset=UTF-8">

2021-04-20 10:16:29 CLIENT -> SERVER: <meta http-equiv="X-UA-Compatible" content="IE=edge">

2021-04-20 10:16:29 CLIENT -> SERVER: <meta name="viewport" content="width=device-width">

2021-04-20 10:16:29 CLIENT -> SERVER: <title>WP Mail SMTP Test Email</title>

2021-04-20 10:16:29 CLIENT -> SERVER: <style type="text/css">@media only screen and (max-width: 599px) {table.body .container {width: 95% !important;}.header {padding: 15px 15px 12px 15px !important;}.header img {width: 200px !important;height: auto !important;}.content, .aside {padding: 30px 40px 20px 40px !important;}}</style>

2021-04-20 10:16:29 CLIENT -> SERVER: </head>

2021-04-20 10:16:29 CLIENT -> SERVER: <body style="height: 100% !important; width: 100% !important; min-width: 100%; -moz-box-sizing: border-box; -webkit-box-sizing: border-box; box-sizing: border-box; -webkit-font-smoothing: antialiased !important; -moz-osx-font-smoothing: grayscale !important; -ms-text-size-adjust: 100%; -webkit-text-size-adjust: 100%; color: #444; font-family: 'Helvetica Neue',Helvetica,Arial,sans-serif; font-weight: normal; padding: 0; margin: 0; Margin: 0; font-size: 14px; mso-line-height-rule: exactly; line-height: 140%; background-color: #f1f1f1; text-align: center;">

2021-04-20 10:16:29 CLIENT -> SERVER: <table border="0" cellpadding="0" cellspacing="0" width="100%" height="100%" class="body" style="border-collapse: collapse; border-spacing: 0; vertical-align: top; mso-table-lspace: 0pt; mso-table-rspace: 0pt; -ms-text-size-adjust: 100%; -webkit-text-size-adjust: 100%; height: 100% !important; width: 100% !important; min-width: 100%; -moz-box-sizing: border-box; -webkit-box-sizing: border-box; box-sizing: border-box; -webkit-font-smoothing: antialiased !important; -moz-osx-font-smoothing: grayscale !important; background-color: #f1f1f1; color: #444; font-family: 'Helvetica Neue',Helvetica,Arial,sans-serif; font-weight: normal; padding: 0; margin: 0; Margin: 0; text-align: left; font-size: 14px; mso-line-height-rule: exactly; line-height: 140%;">

2021-04-20 10:16:29 CLIENT -> SERVER: <tr style="padding: 0; vertical-align: top; text-align: left;">

2021-04-20 10:16:29 CLIENT -> SERVER: <td align="center" valign="top" class="body-inner wp-mail-smtp" style="word-wrap: break-word; -webkit-hyphens: auto; -moz-hyphens: auto; hyphens: auto; border-collapse: collapse !important; vertical-align: top; mso-table-lspace: 0pt; mso-table-rspace: 0pt; -ms-text-size-adjust: 100%; -webkit-text-size-adjust: 100%; color: #444; font-family: 'Helvetica Neue',Helvetica,Arial,sans-serif; font-weight: normal; padding: 0; margin: 0; Margin: 0; font-size: 14px; mso-line-height-rule: exactly; line-height: 140%; text-align: center;">

2021-04-20 10:16:29 CLIENT -> SERVER: <!-- Container -->

2021-04-20 10:16:29 CLIENT -> SERVER: <table border="0" cellpadding="0" cellspacing="0" class="container" style="border-collapse: collapse; border-spacing: 0; padding: 0; vertical-align: top; mso-table-lspace: 0pt; mso-table-rspace: 0pt; -ms-text-size-adjust: 100%; -webkit-text-size-adjust: 100%; width: 600px; margin: 0 auto 30px auto; Margin: 0 auto 30px auto; text-align: inherit;">

2021-04-20 10:16:29 CLIENT -> SERVER: <!-- Header -->

2021-04-20 10:16:29 CLIENT -> SERVER: <tr style="padding: 0; vertical-align: top; text-align: left;">

2021-04-20 10:16:29 CLIENT -> SERVER: <td align="center" valign="middle" class="header" style="word-wrap: break-word; -webkit-hyphens: auto; -moz-hyphens: auto; hyphens: auto; border-collapse: collapse !important; vertical-align: top; mso-table-lspace: 0pt; mso-table-rspace: 0pt; -ms-text-size-adjust: 100%; -webkit-text-size-adjust: 100%; color: #444; font-family: 'Helvetica Neue',Helvetica,Arial,sans-serif; font-weight: normal; margin: 0; Margin: 0; font-size: 14px; mso-line-height-rule: exactly; line-height: 140%; text-align: center; padding: 30px 30px 22px 30px;">

2021-04-20 10:16:29 CLIENT -> SERVER: <img src="https://identitymalta.com/wp-content/plugins/wp-mail-smtp/assets/images/email/wp-mail-smtp.png" width="250" alt="WP Mail SMTP Logo" style="outline: none; text-decoration: none; max-width: 100%; clear: both; -ms-interpolation-mode: bicubic; display: inline-block !important; width: 250px;">

2021-04-20 10:16:29 CLIENT -> SERVER: </td>

2021-04-20 10:16:29 CLIENT -> SERVER: </tr>

2021-04-20 10:16:29 CLIENT -> SERVER: <!-- Content -->

2021-04-20 10:16:29 CLIENT -> SERVER: <tr style="padding: 0; vertical-align: top; text-align: left;">

2021-04-20 10:16:29 CLIENT -> SERVER: <td align="left" valign="top" class="content" style="word-wrap: break-word; -webkit-hyphens: auto; -moz-hyphens: auto; hyphens: auto; border-collapse: collapse !important; vertical-align: top; mso-table-lspace: 0pt; mso-table-rspace: 0pt; -ms-text-size-adjust: 100%; -webkit-text-size-adjust: 100%; color: #444; font-family: 'Helvetica Neue',Helvetica,Arial,sans-serif; font-weight: normal; margin: 0; Margin: 0; text-align: left; font-size: 14px; mso-line-height-rule: exactly; line-height: 140%; background-color: #ffffff; padding: 60px 75px 45px 75px; border-right: 1px solid #ddd; border-bottom: 1px solid #ddd; border-left: 1px solid #ddd; border-top: 3px solid #809eb0;">

2021-04-20 10:16:29 CLIENT -> SERVER: <div class="success" style="text-align: center;">

2021-04-20 10:16:29 CLIENT -> SERVER: <p class="check" style="-ms-text-size-adjust: 100%; -webkit-text-size-adjust: 100%; color: #444; font-family: 'Helvetica Neue',Helvetica,Arial,sans-serif; font-weight: normal; padding: 0; font-size: 14px; mso-line-height-rule: exactly; line-height: 140%; margin: 0 auto 16px auto; Margin: 0 auto 16px auto; text-align: center;">

2021-04-20 10:16:29 CLIENT -> SERVER: <img src="https://identitymalta.com/wp-content/plugins/wp-mail-smtp/assets/images/email/icon-check.png" width="70" alt="Success" style="outline: none; text-decoration: none; max-width: 100%; clear: both; -ms-interpolation-mode: bicubic; display: block; margin: 0 auto 0 auto; Margin: 0 auto 0 auto; width: 50px;">

2021-04-20 10:16:29 CLIENT -> SERVER: </p>

2021-04-20 10:16:29 CLIENT -> SERVER: <p class="text-extra-large text-center congrats" style="-ms-text-size-adjust: 100%; -webkit-text-size-adjust: 100%; color: #444; font-family: 'Helvetica Neue',Helvetica,Arial,sans-serif; font-weight: normal; padding: 0; mso-line-height-rule: exactly; line-height: 140%; font-size: 20px; text-align: center; margin: 0 0 20px 0; Margin: 0 0 20px 0;">

2021-04-20 10:16:29 CLIENT -> SERVER: Congrats, test email was sent successfully!

2021-04-20 10:16:29 CLIENT -> SERVER: </p>

2021-04-20 10:16:29 CLIENT -> SERVER: <p class="text-large" style="-ms-text-size-adjust: 100%; -webkit-text-size-adjust: 100%; color: #444; font-family: 'Helvetica Neue',Helvetica,Arial,sans-serif; font-weight: normal; padding: 0; text-align: left; mso-line-height-rule: exactly; line-height: 140%; margin: 0 0 15px 0; Margin: 0 0 15px 0; font-size: 16px;">

2021-04-20 10:16:29 CLIENT -> SERVER: Thank you for trying out WP Mail SMTP. We're on a mission to make sure that your emails actually get delivered.

2021-04-20 10:16:29 CLIENT -> SERVER: </p>

2021-04-20 10:16:29 CLIENT -> SERVER: <p class="text-large" style="-ms-text-size-adjust: 100%; -webkit-text-size-adjust: 100%; color: #444; font-family: 'Helvetica Neue',Helvetica,Arial,sans-serif; font-weight: normal; padding: 0; text-align: left; mso-line-height-rule: exactly; line-height: 140%; margin: 0 0 15px 0; Margin: 0 0 15px 0; font-size: 16px;">

2021-04-20 10:16:29 CLIENT -> SERVER: If you find this free plugin useful, please consider giving WP Mail SMTP Pro a try!

2021-04-20 10:16:29 CLIENT -> SERVER: </p>

2021-04-20 10:16:29 CLIENT -> SERVER: <p class="signature" style="-ms-text-size-adjust: 100%; -webkit-text-size-adjust: 100%; color: #444; font-family: 'Helvetica Neue',Helvetica,Arial,sans-serif; font-weight: normal; padding: 0; font-size: 14px; mso-line-height-rule: exactly; line-height: 140%; text-align: left; margin: 20px 0 0 0; Margin: 20px 0 0 0;">

2021-04-20 10:16:29 CLIENT -> SERVER: <img src="https://identitymalta.com/wp-content/plugins/wp-mail-smtp/assets/images/email/signature.png" width="180" alt="Signature" style="outline: none; text-decoration: none; max-width: 100%; clear: both; -ms-interpolation-mode: bicubic; width: 180px; display: block; margin: 0 0 0 0; Margin: 0 0 0 0;">

2021-04-20 10:16:29 CLIENT -> SERVER: </p>

2021-04-20 10:16:29 CLIENT -> SERVER: <p style="-ms-text-size-adjust: 100%; -webkit-text-size-adjust: 100%; color: #444; font-family: 'Helvetica Neue',Helvetica,Arial,sans-serif; font-weight: normal; padding: 0; text-align: left; font-size: 14px; mso-line-height-rule: exactly; line-height: 140%; margin: 0 0 15px 0; Margin: 0 0 15px 0;">

2021-04-20 10:16:29 CLIENT -> SERVER: Jared Atchison<br>Lead Developer, WP Mail SMTP

2021-04-20 10:16:29 CLIENT -> SERVER: </p>

2021-04-20 10:16:29 CLIENT -> SERVER: </div>

2021-04-20 10:16:29 CLIENT -> SERVER: </td>

2021-04-20 10:16:29 CLIENT -> SERVER: </tr>

2021-04-20 10:16:29 CLIENT -> SERVER: <!-- Aside -->

2021-04-20 10:16:29 CLIENT -> SERVER: <tr style="padding: 0; vertical-align: top; text-align: left;">

2021-04-20 10:16:29 CLIENT -> SERVER: <td align="left" valign="top" class="aside upsell-mi" style="word-wrap: break-word; -webkit-hyphens: auto; -moz-hyphens: auto; hyphens: auto; border-collapse: collapse !important; vertical-align: top; mso-table-lspace: 0pt; mso-table-rspace: 0pt; -ms-text-size-adjust: 100%; -webkit-text-size-adjust: 100%; color: #444; font-family: 'Helvetica Neue',Helvetica,Arial,sans-serif; font-weight: normal; margin: 0; Margin: 0; font-size: 14px; mso-line-height-rule: exactly; line-height: 140%; background-color: #f8f8f8; border-top: 1px solid #dddddd; border-right: 1px solid #dddddd; border-bottom: 1px solid #dddddd; border-left: 1px solid #dddddd; text-align: center !important; padding: 30px 75px 25px 75px;">

2021-04-20 10:16:29 CLIENT -> SERVER: <h6 style="padding: 0; color: #444444; word-wrap: normal; font-family: 'Helvetica Neue',Helvetica,Arial,sans-serif; font-weight: bold; mso-line-height-rule: exactly; line-height: 130%; font-size: 18px; text-align: center; margin: 0 0 15px 0; Margin: 0 0 15px 0;">

2021-04-20 10:16:29 CLIENT -> SERVER: Unlock More Features with WP Mail SMTP Pro

2021-04-20 10:16:29 CLIENT -> SERVER: </h6>

2021-04-20 10:16:29 CLIENT -> SERVER: <p class="text-large" style="-ms-text-size-adjust: 100%; -webkit-text-size-adjust: 100%; color: #444; font-family: 'Helvetica Neue',Helvetica,Arial,sans-serif; font-weight: normal; padding: 0; mso-line-height-rule: exactly; line-height: 140%; margin: 0 0 15px 0; Margin: 0 0 15px 0; font-size: 16px; text-align: center;">

2021-04-20 10:16:29 CLIENT -> SERVER: Email Logs and Notification Controls<br>

2021-04-20 10:16:29 CLIENT -> SERVER: Amazon SES / Outlook.com / Office 365 integrations<br>

2021-04-20 10:16:29 CLIENT -> SERVER: Access to our world class support team

2021-04-20 10:16:29 CLIENT -> SERVER: </p>

2021-04-20 10:16:29 CLIENT -> SERVER: <p class="text-large last" style="-ms-text-size-adjust: 100%; -webkit-text-size-adjust: 100%; color: #444; font-family: 'Helvetica Neue',Helvetica,Arial,sans-serif; font-weight: normal; padding: 0; mso-line-height-rule: exactly; line-height: 140%; font-size: 13px; text-align: center; margin: 0 0 0 0; Margin: 0 0 0 0;">

2021-04-20 10:16:29 CLIENT -> SERVER: WP Mail SMTP users get <span style="font-weight:700;color:#218900;">$50 off</span>, automatically applied at checkout

2021-04-20 10:16:29 CLIENT -> SERVER: </p>

2021-04-20 10:16:29 CLIENT -> SERVER: <center style="width: 100%;">

2021-04-20 10:16:29 CLIENT -> SERVER: <table class="button large expanded orange" style="border-collapse: collapse; border-spacing: 0; padding: 0; vertical-align: top; text-align: left; mso-table-lspace: 0pt; mso-table-rspace: 0pt; -ms-text-size-adjust: 100%; -webkit-text-size-adjust: 100%; color: #e27730; width: 100% !important;">

2021-04-20 10:16:29 CLIENT -> SERVER: <tr style="padding: 0; vertical-align: top; text-align: left;">

2021-04-20 10:16:29 CLIENT -> SERVER: <td class="button-inner" style="word-wrap: break-word; -webkit-hyphens: auto; -moz-hyphens: auto; hyphens: auto; border-collapse: collapse !important; vertical-align: top; mso-table-lspace: 0pt; mso-table-rspace: 0pt; -ms-text-size-adjust: 100%; -webkit-text-size-adjust: 100%; color: #444; font-family: 'Helvetica Neue',Helvetica,Arial,sans-serif; font-weight: normal; margin: 0; Margin: 0; text-align: left; font-size: 14px; mso-line-height-rule: exactly; line-height: 100%; padding: 20px 0 20px 0;">

2021-04-20 10:16:29 CLIENT -> SERVER: <table style="border-collapse: collapse; border-spacing: 0; padding: 0; vertical-align: top; text-align: left; mso-table-lspace: 0pt; mso-table-rspace: 0pt; -ms-text-size-adjust: 100%; -webkit-text-size-adjust: 100%; width: 100% !important;">

2021-04-20 10:16:29 CLIENT -> SERVER: <tr style="padding: 0; vertical-align: top; text-align: left;">

2021-04-20 10:16:29 CLIENT -> SERVER: <td style="word-wrap: break-word; -webkit-hyphens: auto; -moz-hyphens: auto; hyphens: auto; border-collapse: collapse !important; vertical-align: top; mso-table-lspace: 0pt; mso-table-rspace: 0pt; -ms-text-size-adjust: 100%; -webkit-text-size-adjust: 100%; font-family: 'Helvetica Neue',Helvetica,Arial,sans-serif; font-weight: normal; padding: 0; margin: 0; Margin: 0; font-size: 14px; text-align: center; color: #ffffff; background: #e27730; border: 1px solid #c45e1b; border-bottom: 3px solid #c45e1b; mso-line-height-rule: exactly; line-height: 100%;">

2021-04-20 10:16:29 CLIENT -> SERVER: <a href="https://wpmailsmtp.com/lite-upgrade/?utm_source=WordPress&utm_medium=plugin-settings&utm_campaign=liteplugin&utm_content=email-test" style="-ms-text-size-adjust: 100%; -webkit-text-size-adjust: 100%; margin: 0; Margin: 0; font-family: Helvetica, Arial, sans-serif; font-weight: bold; color: #ffffff; text-decoration: none; display: inline-block; border: 0 solid #c45e1b; mso-line-height-rule: exactly; line-height: 100%; padding: 14px 20px 12px 20px; font-size: 20px; text-align: center; width: 100%; padding-left: 0; padding-right: 0;">

2021-04-20 10:16:29 CLIENT -> SERVER: Upgrade to WP Mail SMTP Pro Today

2021-04-20 10:16:29 CLIENT -> SERVER: </a>

2021-04-20 10:16:29 CLIENT -> SERVER: </td>

2021-04-20 10:16:29 CLIENT -> SERVER: </tr>

2021-04-20 10:16:29 CLIENT -> SERVER: </table>

2021-04-20 10:16:29 CLIENT -> SERVER: </td>

2021-04-20 10:16:29 CLIENT -> SERVER: </tr>

2021-04-20 10:16:29 CLIENT -> SERVER: </table>

2021-04-20 10:16:29 CLIENT -> SERVER: </center>

2021-04-20 10:16:29 CLIENT -> SERVER: </td>

2021-04-20 10:16:29 CLIENT -> SERVER: </tr>

2021-04-20 10:16:29 CLIENT -> SERVER: </table>

2021-04-20 10:16:29 CLIENT -> SERVER: </td>

2021-04-20 10:16:29 CLIENT -> SERVER: </tr>

2021-04-20 10:16:29 CLIENT -> SERVER: </table>

2021-04-20 10:16:29 CLIENT -> SERVER: </body>

2021-04-20 10:16:29 CLIENT -> SERVER: </html>

2021-04-20 10:16:29 CLIENT -> SERVER:

2021-04-20 10:16:29 CLIENT -> SERVER:

2021-04-20 10:16:29 CLIENT -> SERVER:

2021-04-20 10:16:29 CLIENT -> SERVER: .

2021-04-20 10:16:29 SERVER -> CLIENT: 554 5.2.0 STOREDRV.Submission.Exception:SendAsDeniedException.MapiExceptionSendAsDenied; Failed to process message due to a permanent exception with message Cannot submit message. 0.35250:03005133, 1.36674:0A000000, 1.61250:00000000, 1.45378:02000000, 1.44866:F3510000, 1.36674:0E000000, 1.61250:00000000, 1.45378:F8510000, 1.44866:12010000, 16.55847:38200000, 17.43559:0000000024020000000000000000000000000000, 20.52176:140FCA8F1800103100000000, 20.50032:140FCA8F8817000000000000, 0.35180:140FCA8F, 255.23226:0

2021-04-20 10:16:29 SMTP ERROR: DATA END command failed: 554 5.2.0 STOREDRV.Submission.Exception:SendAsDeniedException.MapiExceptionSendAsDenied; Failed to process message due to a permanent exception with message Cannot submit message. 0.35250:03005133, 1.36674:0A000000, 1.61250:00000000, 1.45378:02000000, 1.44866:F3510000, 1.36674:0E000000, 1.61250:00000000, 1.45378:F8510000, 1.44866:12010000, 16.55847:38200000, 17.43559:0000000024020000000000000000000000000000, 20.52176:140FCA8F1800103100000000, 20.50032:140FCA8F8817000000000000, 0.35180:140FCA8F, 255.23226:0

SMTP Error: data not accepted.
Viewing 1 replies (of 1 total)
Sanjeev Aryal
(@sanzeeb3)

3 years ago

Hi @mnppdt28,

Thanks for the log. It looks like the SMTP server isn’t accepting the sender of the email. The ‘From Email’ you’re using in WP Mail SMTP settings should be hosted by the SMTP server you’re using which means should be an Office 365 email.

I hope this helps!
Viewing 1 replies (of 1 total)
The topic ‘DATA NOT ACCEPTED’ is closed to new replies.