【已回应】宝塔邮局管理器 发送总数被拒收

发送的邮件提示成功了，但是却被接收者自动拒收了，说是垃圾邮件：
This is the mail system at host instance-0h1bbrwy. I'm sorry to have to inform you that your message could not be delivered to one or more recipients. It's attached below. For further assistance, please send mail to postmaster. If you do so, please include this problem report. You can delete your own text from the attached returned message. The mail system <接收地址>: host mxw.mxhichina.com[42.120.219.135] said: 554 Reject by content spam (in reply to end of DATA command) 保持微笑是年轻的秘诀

有没有办法解决？

让接受者把你的发件邮箱加到白名单中。

大炮运维V587 发表于 2020-3-19 09:20
让接受者把你的发件邮箱加到白名单中。

这个问题是由于什么引起的