Processes in Microsoft 365 for setting up Office apps, redeeming product keys, and activating licenses.
Hello Mc p, Thanks for using Microsoft products and posting in the community. You have a “temperror” which leads to SPF failure.
You have an enterprise level requirement.I wish I could take care of your question, however, it would be more appropriate to publish it in the Outlook Management section of Microsoft Learn (English only) as more and more users are posting these questions there and you can click on "Ask a question" where there are specialists who can provide a more professional solution.
Here is the link to the Outlook Management section:Outlook Management - Microsoft Q&A We hope that your question will be handled correctly if you contact the right service. Thank you for your understanding!Best Regards,Arthur - MSFT | Microsoft Community Support Specialist