您用于发送电子邮件的 IP 未经授权 解决方法

参考：

让国外邮件服务商不再拒收你的邮件，The IP you're using to send mail is not authorized

http://www.spamhaus.org/lookup.lasso 查询邮件服务器 ip

返回结果：

x.x.x.x is not listed in the SBL

x.x.x.x is listed in the PBL , in the following records:

• PBLxxxxxxxx
  

x.x.x.x is not listed in the XBL

x.x.x.x是我邮件服务器ip

点击 PBLxxxxxxxx 这个链接往下解除这个ip地址就行了