jingshen 发表于 2019-1-26 14:02:06

Open Relay 测试链接

1.Anonymous Relay Test
http://www.antispam-ufrj.pads.ufrj.br/test-relay.html

2.
http://abuse.net/relay.html

3.检查邮件服务器是否列入RBL名单:
http://openrbl.org/



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