How do I contact Microsoft about email deliverability issues for B2B clients?
Summary
What email marketers say9Marketer opinions
Marketer from Email Geeks compares Microsoft's attitude to deliverability issues to an uncaring phone company.
Email marketer from StackExchange stresses the importance of proper email authentication (SPF, DKIM, DMARC). Jane shares authenticating your email helps Microsoft verify you are who you say you are and reduces the chances of being flagged as spam.
Email marketer from Mailgun Blog recommends ensuring your sending IP has a proper reverse DNS (rDNS) record configured. Alex shares rDNS helps Microsoft verify the legitimacy of your sending server.
Email marketer from Gmass Blog recommends reviewing email content and subject lines. Michael suggests avoiding spam trigger words and phrases to avoid getting flagged.
Email marketer from Litmus Community recommends enrolling in Microsoft's Junk Mail Reporting Program (JMRP). Brad explains JMRP provides you with reports of which of your emails users are marking as junk, allowing you to address issues causing those complaints.
Email marketer from EmailGeeks Forum recommends starting with a slow, deliberate email volume increase. John explains this allows Microsoft to learn about your sending patterns and build a positive reputation for your IP addresses.
Email marketer from Mailjet Blog recommends setting up a feedback loop with Microsoft (if your volume qualifies). Emily shares this allows you to receive data about user complaints, enabling you to proactively address issues and improve your sending practices.
Email marketer from Sendgrid Community suggests using a dedicated IP address for sending emails. Sarah explains dedicated IPs help you build a reputation and separate your traffic from shared IP environments.
Email marketer from Reddit advises regularly checking your sending IP addresses against common blocklists. David explains if you find your IP listed, take steps to get it removed promptly, as this directly impacts deliverability to Microsoft.
What the experts say4Expert opinions
Expert from Word to the Wise explains that SNDS is an important tool, if you can manage the data that it gives you.
Expert from Spam Resource explains that Microsoft provides some advice for senders, but little to no direct support.
Expert from Email Geeks suggests searching for past discussions about Microsoft to understand their approach to deliverability issues.
Expert from Email Geeks shares the only way to contact Microsoft regarding deliverability issues is through sender.office.com, even if it's just a delist form.
What the documentation says4Technical articles
Documentation from Microsoft Docs explains that to troubleshoot deliverability, use the Sender Support form. Access it through the Microsoft 365 Defender portal. This provides a direct avenue for addressing deliverability concerns.
Documentation from Microsoft Docs emphasizes the importance of maintaining a good IP reputation. They explain Microsoft uses reputation data to filter spam. Monitor your sending IP's reputation and ensure it is not listed on any blocklists.
Documentation from Microsoft Support explains how to report abuse and spam originating from their services. They explain if you are receiving unsolicited emails that appear to come from a Microsoft domain, report it through their abuse reporting channels.
Documentation from Microsoft SNDS highlights using the Smart Network Data Services (SNDS). The documentation explains SNDS allows you to monitor the 'health' and reputation of your sending IPs as seen by Microsoft's systems. This data can help diagnose and address deliverability issues.