DNS Hard Error looking up
发布时间：2013-11-27 19:55:07
| 错误代码 | DNS Hard Error looking up |
| 形成原因 | 退信表明发件方在发送邮件时由于查询不到收件域dns记录导致邮件投递失败 |
| 解决办法/流程 | 从附件detail里看到退信的具体原因是：DNS Hard Error looking up ，说明发件方在发送邮件时由于查询不到收件域dns记录导致邮件投递失败，但如果一段时间后发件方dns更新了记录，则能够查询到的情况下便发送成功。 |
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原文分享地址:http://www.hb-163.com/fault/dns/623.html
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