Sometimes it is a good idea to see which hosts do not have the correct DNS entry, so they can be corrected by those responsible for your DNS.
有时候能看到哪些主机dns条目不正确也是好事，这样可以被负责DNS维护的人员纠正过来。
Sometimes it is a good idea to see which hosts do not have the correct DNS entry, so they can be corrected by those responsible for your DNS.
有时候能看到哪些主机dns条目不正确也是好事，这样可以被负责DNS维护的人员纠正过来。
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