TLD wildcard doesn't always work
Joseph S D Yao
jsdy at center.osis.gov
Thu Jul 20 19:41:30 UTC 2006
On Wed, Jul 19, 2006 at 04:27:50PM -0700, Chris Michels wrote:
> I did some further investigation.
>
> First I need to say that my zone file list in the previous message is
> not complete. I have about 13 A records and 11 PTR records in addition
> to the wildcard I had listed before. If I remove all the additional A
> records and PTR records the wildcard works fine.
>
> With the wildcard and the additional records it won't resolve (via the
> wildcard) any .edu name that I can find. So I added another wildcard like:
>
> *.edu IN A 1.2.3.4
>
>
> Now it will resolve all .edu names but it won't resolve just 'edu'.
>
> I really don't understand what is going on here.
...
The "*" by itself will match anything FOR WHICH YOU DON'T HAVE A
DECLARATION. But you do have a declaration of something.something.edu.
The "*.edu" will not match "edu", of course - there is no "." in "edu".
I hope that this helps.
--
Joe Yao
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