os2-wireless_users@2rosenthals.com Messaggio archiviato #1425

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Lewis G Rosenthal wrote:
> On 09/28/06 07:54 am, Dave Saville thus wrote :
>> On Thu, 28 Sep 2006 06:59:01 -0700, Lewis G Rosenthal wrote:
>>
>>
>>> Hi, Hakan.
>>>
>>> If your name lookup issue is with Firefox and/or SeaMonkey, be sure
>>> that you have the following preference set to true:
>>>
>>> network.dns.disableIPv6
>>>
>>>
>>
>> Any idea why network.dns.IPv4OnlyDomains defaults to .doubleclick.net
>> and what
>> is it anyway?
>>
>>
> Hi, Dave!!
>
> doubleclick.net is an adware "provider." I have a hosts entry pointing
> back to 127.0.0.1 to block attempts to reach doubleclick.net.
>
> I believe that is a single default entry for domains which must only be
> resolved via IPv4 lookups, and you may add as many as you like to the
> list. With an IPv6-aware stack, this would preclude bogus AAAA lookups
> for domains which do not have them, resulting in faster resolutions.
> It's annoying to see that the Mozilla team decided that of all the
> domains to "speed up," it has to be an adware shop...
>
Well, seeing as how many sites have that one load it would help much
of the internet browsing overall.


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