about the wild record

pangj pangj at riseup.net
Tue Oct 16 01:29:57 UTC 2012


Thanks for all your helps. Have a nice day.


于 2012-10-16 2:02, Chris Buxton 写道:
> On Oct 15, 2012, at 6:16 AM, pangj at riseup.net wrote:
>
>> no SOA for test.cloudns.tk IMO. see:
>
> You have confused "domain" with "zone".
>
> You have a zone named 'cloudns.tk.'. A zone is also a domain. Within that domain, you have the following subdomains (that you have mentioned):
>
> test.cloudns.tk.
> s1.test.cloudns.tk.
> *.cloudns.tk.
>
> All of these domain names are the apexes of domains. None of those domains are broken out (delegated) as zones (with SOA records).
>
> What everyone so far has been trying to tell you is, even though you have no records named 'test.cloudns.tk.', its existence as a domain name is implied by the existence the child, 's1.test.cloudns.tk.'. Therefore, the wildcard will not match queries for those two domain names. Nor will it match any other domain names within those two domains -- you would need A records for the following names to cover all of the names other than s1.test:
>
> test.cloudns.tk.
> *.test.cloudns.tk.
> *.s1.test.cloudns.tk.
>
> Chris Buxton
> BlueCat Networks
>




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