Seems like that would be an unnecessary administrative headache. Why can't he 
just have a regex rule that says if the host is xxxxxxxx.tld then redirect to 
www.xxxxxxxx.tld?

Sent from my iPhone

On Jan 19, 2011, at 10:43 AM, Caleb Call <[email protected]> wrote:

> The only way DNS could do it is to setup a wildcard DNS and to have all your 
> subdomains with different IPs.  DNS is not the place to do it.
> 
> To do the rewrite, you need to setup a rules that says, if it doesn't match X 
> (which includes a list of all you subdomains) then rewrite to www.domain.com. 
>  Instead of a rule trying to match.  You'll still need a wildcard DNS entry 
> though.  I'll send an example in a second. 
> 
> 
> On Jan 19, 2011, at 10:35 AM, Chad Sollis wrote:
> 
>> using everydns, is that possible?
>> 
>> I like that route, however, I also like being able to control it on the 
>> server so I do not have to update every domain in dns.
>> 
>> (although I am curious if everydns can do that)
>> 
>> ~Chad
>> 
>> 
>> On Jan 19, 2011, at 10:31 AM, <[email protected]> wrote:
>> 
>>> Why not just use DNS? instead of mod rewrite?  Sorry if I missed
>>> previous info.
>>> 
>>> Trevyn
>>> 
>>> On Wed, 19 Jan 2011 10:24:00 -0700, Chad Sollis <[email protected]>
>>> wrote:
>>>> Thanks Brian,
>>>> 
>>>> sorry for not being totally clear.  What I want it to do is actually
>>>> anything without a subdomain, to redirect to www.domain.com  if it has
>>>> a subdomain, it will be ignored.  Good catch on the QSA.
>>>> 
>>>> how would you change the rule to match according to that objective?
>>>> 
>>>> thanks
>>>> 
>>>> ~Chad
>>>> 
>>>> 
>>>> On Jan 19, 2011, at 1:00 AM, Bryan Petty wrote:
>>>> 
>>>>> On Tue, Jan 18, 2011 at 2:19 PM, Chad Sollis <[email protected]> wrote:
>>>>>> Hey there... to the tune of Wade's request yesterday, trying to make 
>>>>>> that a wildcard option, can anyone provide some insight, its not 
>>>>>> redirecting as desired :)
>>>>>> 
>>>>>> RewriteCond %{HTTP_HOST} 
>>>>>> ^((?!\.).)*\.(com|net|org|ws|biz|ws|us|info|mobi|me)$ [NC]
>>>>>> RewriteRule ^(.*)$ http://www.%1.%2/$1 [L,R=301]
>>>>> 
>>>>> Are you really just trying to match _ANYTHING_ that doesn't have "www"
>>>>> and redirect it to the "www" equivalent? That's what it looks like,
>>>>> and you didn't explain how you want it to work.
>>>>> 
>>>>> This seems like a really bad architectural decision if that's the
>>>>> case, but if that's what you're going for, just check if it has the
>>>>> "www" prefix, and if it doesn't, then redirect. Then, since you're
>>>>> working towards such a wide matching constraint, you might as well
>>>>> make sure it handles SSL and also query strings too, like so:
>>>>> 
>>>>> RewriteCond %{HTTPS} =off
>>>>> RewriteCond %{HTTP_HOST} !^www\. [NC]
>>>>> RewriteRule ^(.*)$ http://www.%{HTTP_HOST}/$1 [L,R=301,QSA]
>>>>> RewriteCond %{HTTPS} =on
>>>>> RewriteCond %{HTTP_HOST} !^www\. [NC]
>>>>> RewriteRule ^(.*)$ https://www.%{HTTP_HOST}/$1 [L,R=301,QSA]
>>>>> 
>>>>> Regards,
>>>>> Bryan Petty
>>>> 
>>>> 
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>> 
>> 
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