Even though Tor isn't useful for spamming, some over-zealous blocklisters seem to think that all open networks like Tor are evil — they attempt to strong-arm network administrators on policy, service, and routing issues, and then extract ransoms from victims.
如果你的服务器管理员决定使用这些屏蔽清单来拒收邮件，那么你应该与他们沟通、解释有关 Tor 浏览器和 Tor 浏览器的出口政策。