常见邮箱退信的原因及其解释

1、yahoo邮箱

错误描述:554 delivery error:This user doesn't have a yahoo account

错误说明:没有此帐号
解决办法:正常退信,删除不发

错误描述:554 delivery error:This account has been disabled
错误说明:对方帐号被冻结或者停用
解决办法:正常退信,删除不发

2、hotmail邮箱
错误描述:550 Requested action not taken: mailbox unavailable
错误说明:对方帐号被冻结或者停用
解决办法:正常退信,删除不发

错误描述:553 mailbox not found
错误说明:没有此帐号或对方帐号已经被删除
解决办法:正常退信,删除不发

3、126/163邮箱
错误描述:550 Invalid User
错误说明:没有此帐号
解决办法:正常退信,删除不发

4、email.com
错误描述:550 Account Deactivated
错误说明:帐号被停用
解决办法:正常退信,删除不发

5、sina.com.cn
错误描述:552 5.2.2 Recipient address rejected: Quota exceeded or service disabled
错误说明:对方邮箱超出容量,或者其他原因邮箱停止服务
解决办法:过段日子重发即可

6、tom.com
错误描述:553 this mail is blocked by kbas system
错误说明:被Knowledge based Antispam Gateway
解决办法:检查邮件主题和内容,屏蔽敏感的关键字,该防lj邮件网关公司主页:

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