Here's my Microsoft Deliverability Guide, recently updated: https://www.spamresource.com/2023/04/isp-deliverability-guide-microsoft-olc.html
The company I work for, we provide deliverability monitoring software and consulting services. Feel free to reach out if either interest you. Work email: al AT kickbox.com You can probably figure out the website from that, if you want to check it out yourself. :) Cheers, Al Iversion -- Al Iverson / Deliverability blogging at www.spamresource.com Subscribe to the weekly newsletter at wombatmail.com/sr.cgi DNS Tools at xnnd.com / (312) 725-0130 / Chicago (Central Time) _______________________________________________ mailop mailing list mailop@mailop.org https://list.mailop.org/listinfo/mailop