edechamps

3 ms·

1. 1.▲
   by edechamps 5y ago

   > However, even if SPF failed, and DKIM is passed, it can still be trust worthy. Yes. The problem is that some senders use SPF+DMARC, but not DKIM. It is fundamentally impossible to forward emails from these senders in a way that will lo
2. 2.▲
   by edechamps 5y ago

   > Cloudflare Email Routing service acts as an intelligent router at the transport layer, handling and modifying the SMTP envelope to deliver the message at its final destination but preserving the original headers and keeping the body in
3. 3.▲
   by edechamps 5y ago

   All good points. I would also like to point out that the blog post seems to conflate the "envelope from" (SMTP MAIL FROM) address with the "From: header" address without drawing a distinction between the two. This is pro