我的邮件被SpamAssasin标记为垃圾邮件。 问题是得分3.3（其中包括）：
3.3 RCVD_IN_PBL RBL: Received via a relay in Spamhaus PBL * [212.95.7.48 listed in zen.spamhaus.org] 我跟212.95.7.48没有任何关系。 这个IP从哪里来的？
一般来说，您需要检查SpamHaus，看看报告的问题是：
http://cbl.abuseat.org/lookup.cgi?ip=212.95.7.48
IP Address 212.95.7.48 is listed in the CBL. It appears to be infected with a spam sending trojan or proxy. It was last detected at 2012-10-21 09:00 GMT (+/- 30 minutes), approximately 1 days, 7 hours, 59 minutes ago. It has been relisted following a previous removal at 2011-06-22 17:06 GMT (487 days, 23 hours, 52 minutes ago)
很有可能，这个节点上列出的服务器已经被盗用，正在欺骗你发送垃圾邮件的地址。 您可能有兴趣检查您的邮件服务器上的日志，以查看是否有来自主机的未发送邮件的响应失败。