before wasting time, can I host a mail server on my home server and use cloudflare tunnel.
or still I will have reputation problem
before wasting time, can I host a mail server on my home server and use cloudflare tunnel.
or still I will have reputation problem
No. IPs of cloud flare are blocked on most email servers and you really need port 25 be opened. Also residential IPs are in PBL lists, which also used on email servers to get rid of army infected PC. If you going to get intermediate proxy, choose them carefully due to a lot of cheap (or with bad reputation) hostings are rejected (or has much more spam score) too