What to do when SNDS confirmation emails are not being sent?

Summary

When experiencing issues with SNDS confirmation emails, a multifaceted approach is required. Initially, acknowledge that the SNDS system may have temporary outages, warranting direct contact with Microsoft support (msn-snds@microsoft.com) and retrying later. Account for possible delays due to Microsoft's processing, suggesting a 24-48 hour wait before resubmitting. Verify the accuracy of SNDS registration details and check the junk/spam folder. Crucially, ensure proper DNS configuration with correct PTR, SPF, and DKIM records, and maintain a clean IP reputation by avoiding blocklists. Comply with Microsoft's email sending policies, particularly maintaining low complaint rates. Continuously monitor IP reputation and proactively address deliverability issues. Finally, track Microsoft's system status pages for any reported incidents.

Key findings

  • SNDS Outages: The SNDS system can experience temporary outages, impacting email delivery.
  • Processing Delays: Microsoft's processing may delay email delivery, necessitating a waiting period.
  • Registration Accuracy: Incorrect registration details prevent email reception.
  • DNS Configuration: Improperly configured DNS records (PTR, SPF, DKIM) hinder email delivery.
  • IP Reputation: Blacklisted IPs impede email delivery.
  • Policy Compliance: Violating Microsoft's sending policies results in email delivery issues.

Key considerations

  • Contact Support: Email msn-snds@microsoft.com if SNDS is down.
  • Allow Wait Time: Wait 24-48 hours before resubmitting a request.
  • Check Details: Double-check the SNDS registration form.
  • Examine Folders: Look for the confirmation email in the junk/spam folder.
  • Verify Records: Validate DNS records (PTR, SPF, DKIM).
  • Avoid Blacklists: Monitor and maintain a clean IP reputation.
  • Monitor Status: Check Microsoft's system status pages.

What email marketers say
6Marketer opinions

When SNDS confirmation emails are not being received, several factors should be considered. Delays can stem from Microsoft's processing times or system glitches, suggesting a waiting period of 24-48 hours before resubmitting. Ensuring proper technical setup, including correctly configured reverse DNS (PTR) records and valid SPF records that include the sending IP address, is crucial. Compliance with Microsoft's email sending policies, such as maintaining low complaint rates, also impacts deliverability. It's also worth monitoring Microsoft's system status pages for updates on any temporary issues affecting email delivery.

Key opinions

  • Processing Delays: Microsoft's processing times or system glitches can cause delays in receiving SNDS confirmation emails.
  • Technical Setup: Correctly configured reverse DNS (PTR) records and valid SPF records are crucial for receiving SNDS confirmation emails.
  • Policy Compliance: Compliance with Microsoft's email sending policies, such as low complaint rates, improves the chances of receiving confirmation emails.
  • System Status Monitoring: Monitoring Microsoft's system status pages can provide updates on temporary issues affecting email delivery.

Key considerations

  • Wait Period: Allow a 24-48 hour waiting period before resubmitting the SNDS request.
  • DNS Records: Verify that PTR and SPF records are correctly configured and include the sending IP address.
  • Complaint Rates: Maintain low complaint rates to comply with Microsoft's email sending policies.
  • Microsoft Issues: Check Microsoft's system status pages for any reported issues affecting email delivery.
Marketer view

Email marketer from Stack Overflow shares that ensuring the reverse DNS record (PTR record) for the sending IP address is correctly configured can improve the likelihood of receiving SNDS confirmation emails. This helps Microsoft verify the IP's legitimacy.

July 2023 - Stack Overflow
Marketer view

Email marketer from Reddit suggests that delays in receiving SNDS confirmation emails can sometimes be due to Microsoft's processing times or system glitches. Recommends waiting 24-48 hours and then resubmitting the request if it is still not received.

November 2022 - Reddit
Marketer view

Email marketer from EmailGeeks forum explains that checking your email sending practices comply with Microsoft's policies, such as maintaining low complaint rates, can improve your chances of receiving SNDS confirmation emails. Non-compliant practices may lead to delays or rejection.

March 2021 - EmailGeeks Forum
Marketer view

Email marketer from MailerQ Forum shares that ensuring your sending domain has a valid SPF record that includes the sending IP address is crucial for receiving SNDS confirmation emails. Incorrect SPF records can cause emails to be flagged as suspicious.

February 2024 - MailerQ Forum
Marketer view

Marketer from Email Geeks shares that they finally received some of their SNDS confirmation emails.

November 2021 - Email Geeks
Marketer view

Email marketer from LinkedIn suggests that sometimes SNDS confirmation emails can fail due to temporary issues on Microsoft's end. He recommends setting up alerts to monitor system status pages related to Microsoft's email services for updates on such incidents.

June 2021 - LinkedIn

What the experts say
6Expert opinions

When SNDS confirmation emails are not being sent, various issues and solutions are identified. The SNDS system itself may be temporarily broken, necessitating direct contact with Microsoft (msn-snds@microsoft.com). Experiencing random errors may simply require trying again later. Resubmitting requests is generally recommended. Successful sign-up confirmation can occur, indicating the process works intermittently. Underlying technical problems, such as incorrect DNS records (PTR, SPF, DKIM), and IP reputation issues, including being on blocklists, are significant factors that must be addressed. Proactive monitoring and maintenance of IP reputation are crucial.

Key opinions

  • SNDS System Issues: The SNDS system itself may be temporarily broken, requiring direct communication with Microsoft.
  • Transient Errors: Random errors may resolve with a retry later.
  • Request Resubmission: Resubmitting SNDS requests is often necessary.
  • DNS Configuration: Incorrect DNS records (PTR, SPF, DKIM) are a common cause.
  • IP Reputation: Poor IP reputation, including being on blocklists, hinders SNDS registration.

Key considerations

  • Contact Microsoft: If SNDS is broken, email msn-snds@microsoft.com.
  • Retry Attempts: Retry SNDS registration at a later time if errors occur.
  • Verify DNS Records: Ensure PTR, SPF, and DKIM records are correctly configured and propagated.
  • Monitor IP Reputation: Proactively monitor and maintain IP reputation to avoid blocklisting.
Expert view

Expert from Spam Resource explains that issues with SNDS setup, including not receiving confirmation emails, can often be traced to incorrect DNS records. It's crucial to verify that your PTR (reverse DNS), SPF, and DKIM records are correctly configured and propagated.

June 2022 - Spam Resource
Expert view

Expert from Email Geeks explains experiencing random errors on SNDS and interprets it as needing to try again later.

January 2025 - Email Geeks
Expert view

Expert from Email Geeks says yes when asked if it's necessary to resubmit SNDS requests.

October 2021 - Email Geeks
Expert view

Expert from Email Geeks reports successfully signing up for SNDS access for an IP, receiving the verification email, and confirming it.

August 2022 - Email Geeks
Expert view

Expert from Word to the Wise advises that consistently monitoring your IP reputation and addressing any deliverability issues proactively can prevent problems with SNDS registration. Also, ensure the sending IP and domain are not on any major blocklists before requesting SNDS access.

June 2023 - Word to the Wise
Expert view

Expert from Email Geeks shares that the SNDS confirmation emails are currently broken and that various folks have notified Microsoft. No ETA for a fix is available, but suggests emailing msn-snds@microsoft.com.

July 2022 - Email Geeks

What the documentation says
3Technical articles

Microsoft's documentation outlines several steps to address issues with SNDS confirmation emails. Firstly, ensure that the IP address is properly registered and that all required fields in the registration form are completed accurately. It's also crucial to check the junk email folder for the confirmation email. If problems persist, verify the IP reputation using third-party tools to confirm it's not blacklisted. For ongoing issues, direct contact with the SNDS support team is recommended for personalized assistance and troubleshooting.

Key findings

  • Registration Accuracy: Accurate registration details are essential for receiving SNDS confirmation emails.
  • Junk Folder Check: The confirmation email might be in the junk or spam folder.
  • IP Reputation Verification: A blacklisted IP address can prevent email delivery.
  • Direct Support Contact: Persistent issues warrant contacting SNDS support directly.

Key considerations

  • Review Registration: Double-check the SNDS registration form for any errors or omissions.
  • Check Spam Folder: Look for the confirmation email in the junk or spam folder of the registered email address.
  • Investigate Blacklists: Use third-party tools to determine if the IP address is on any blocklists.
  • Escalate to Support: If other troubleshooting steps fail, contact the SNDS support team for assistance.
Technical article

Documentation from Microsoft explains that SNDS access issues can sometimes be resolved by ensuring the IP address is properly registered and that all required fields in the registration form are completed accurately. It also recommends checking the junk email folder for the confirmation email.

June 2024 - Microsoft
Technical article

Documentation from Microsoft states that users experiencing persistent issues with SNDS confirmation emails should directly contact the SNDS support team via email for personalized assistance and troubleshooting.

March 2022 - Microsoft
Technical article

Documentation from Microsoft advises that if users encounter errors during the SNDS registration process or do not receive confirmation emails, they should verify their IP reputation using third-party tools to ensure it's not blacklisted, which could prevent email delivery.

March 2025 - Microsoft

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