How to resolve Microsoft remediation errors?
Summary
What email marketers say9Marketer opinions
Email marketer from Reddit shares that they were able to resolve the S3150 error by warming up the IP address gradually and ensuring all emails comply with Microsoft's guidelines. They also recommend monitoring bounce rates closely.
Email marketer from Mailjet shares that improving sender reputation can be done by consistently sending high-quality content that recipients engage with. Furthermore, it stresses segmenting your audience to ensure relevance.
Email marketer from Microsoft Support explains that to fix blocked email delivery from Microsoft, review the error message for clues and ensure your sending practices comply with Microsoft's policies, including authentication (SPF, DKIM, DMARC) and list management. If issues persist, use the Sender Information form.
Email marketer from GMass responds suggests checking your domain and IP reputation using tools like SenderScore and also highlights the importance of setting up SPF, DKIM, and DMARC records correctly.
Email marketer from Postmark responds that they reduce remediation errors by closely monitoring bounce rates and unsubscribes. They also use feedback loops to promptly address deliverability issues.
Email marketer from StackOverflow explains a potential fix is by ensuring that your reverse DNS records are correctly configured, matching your sending IP address to your domain name.
Marketer from Email Geeks shares that Microsoft postmaster pages often go down and suggests re-attempting the remediation regularly until a non-error response is received.
Marketer from Email Geeks reports receiving a positive answer from Microsoft, indicating the remediation form is working again.
Email marketer from EmailGeeks Forum suggests that contacting Microsoft's support directly and providing detailed information about your sending practices can sometimes expedite the remediation process.
What the experts say3Expert opinions
Expert from Email Geeks mentions that there are many threads with specific instructions on how to deal with Microsoft, including a blog post by Al at spamresource, and suggests searching Slack to find them.
Expert from Word to the Wise explains that you must sign up for Microsoft's SNDS (Smart Network Data Services). This tool allows you to monitor the health of your sending IPs, identifying spam complaints and potential issues affecting your reputation.
Expert from Spam Resource explains that Microsoft uses automated filtering and reputation systems that can cause blocks. To resolve, focus on good list hygiene, clear authentication (SPF, DKIM, DMARC), and monitoring feedback loops.
What the documentation says3Technical articles
Documentation from SparkPost explains that to avoid Microsoft blocking, it's crucial to maintain a clean email list, monitor feedback loops, and comply with CAN-SPAM regulations. Also, they advice on actively managing your sender reputation.
Documentation from DMARC Analyzer highlights the critical importance of implementing DMARC correctly and monitoring DMARC reports to identify and correct any authentication issues, as this can significantly impact deliverability to Microsoft.
Documentation from Microsoft Documentation explains that S3150 indicates a problem with the IP address's reputation or volume of email and recommends checking the IP's reputation via third-party services, ensuring proper list hygiene, and using the Junk Email Reporting Program (JMRP).