用 Gmail A 发送给
[email protected] (由 Cloudflare 转发到 Gmail B )
以下是 Cloudflare email routing 的 一个 Activity Log. 其他 log 都是一样的只是 ip 不同。
SPF status
pass
DMARC status
none
DKIM status
none
Rejected reason:
Unknown error: transient error (421): 4.7.0 [104.30.8.137 19] Gmail has detected that this message is4.7.0 suspicious due to the very low reputation of the sending domain. To4.7.0 best protect our users from spam, the message has been blocked. For4.7.0 more information, go to4.7.0
https://support.google.com/mail/answer/188131 p15-20020a7bcc8f000000b0041413599b1csi1151381wma.43 - gsmtp