My corporate email address is considered spam only in outlook

I have spam issues with the personal hosting OVH.
My corporate email address is considered spam only in outlook. When I sent emails to other providers like Gmail, my email reaches the inbox.

I attach the code of an email:
Pastebin

I don’t see anything in the headers that indicates it failed a spam test. It might help to set up DMARC and DKIM:

It also looks like you’re using Outlook, so this should have nothing to do with your hosting or Cloudflare.

Another test I use is:

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