can @ be CNAME?
techwww at yahoo.com.cn
Tue Nov 23 09:13:05 UTC 2010
Thanks a lot Matthew.
> CNAME records are special. You can't have any other
> records for a label
> where you have a CNAME record (well, with the exception of
> RRSIG records
> if you're using DNSSEC). This is covered in great
> detail in any
> introductory text on DNS.
> The principle reason to want to have a CNAME record at the
> apex of a
> zone is to make http://example.com/ be a synonym for
> http://www.example.com/. The way to deal with
> that is to turn it round
> and make www.example.com be the CNAME record, and have the
> A record at
> example.com. Or just have A or AAAA records at both
> example.com and
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