Your message couldn't be delivered because it's suspected of being spam - Microsoft Q&A

2024-06-07T06:07:17.8233333+00:00

Hello @Carlos Espinola,

Welcome đồ sộ the Microsoft diễn đàn for technical tư vấn.

Based on your mô tả tìm kiếm, it seems that the tin nhắn you sent was rejected by the recipient's tin nhắn server because it was marked as spam, probably due đồ sộ the IP address being on the Real-time Blacklist (RBL). The message you received indicates that the IP address (40.107.92.92) is listed on SpamCop's block list.

I suggest that you can follow the steps below đồ sộ resolve the issue:

1. Visit the liên kết provided in the error message (https://www.spamcop.net/bl.shtml?40.107.92.92) đồ sộ see why the IP was blacklisted. This can help you understand the reasons behind the rejection.
2. Go đồ sộ the liên kết referenced by Best Practices (https://aka.ms/EmailingBestPractices) and make sure your emails meet those guidelines. This includes not sending đồ sộ too many recipients at once, making sure your nội dung does not contain spam characteristics, and that you have phối up proper authentication (SPF, DKIM, and DMARC).
3. If your settings are all correct, you can fill in the relevant information at this link: https://olcsupport.office.com đồ sộ seek đồ sộ remove your IP address from the block list.

Please feel không lấy phí đồ sộ tương tác bủ if you have any queries.

Best,

Jake Zhang