On 05/19/12 04:13, Nilesh Govindrajan wrote:
> On Sat, May 19, 2012 at 4:29 PM, Adam Carter <adamcart...@gmail.com> wrote:
>>> Which is the best caching dns server? I'm presently using pdns-recursor,
>>> which is quite good, but doesn't have option to set minimum ttl (doesn't
>>> make sense, but some sites like twitter have ridiculously low ttl of 30s).
>> The load balancing technology will be slow to respond if the TTLs are
>> high, so given that responsive load balancing and timely fail over are
>> good things, it does make sense. IIRC the F5 default is 20 seconds. Be
>> careful if you are going to break DNS, there may be consequences
>> you're not aware of.
>>
> I know that. Just experimenting things, because if I can cache it
> locally, it would be quicker for me.
>
>>> Also, it isn't able to save cached entries to file so that it can be
>>> restored on next boot. Any option?
>>>
>>> I am keeping my box 24x7 on because it serves as dns on my small home wifi,
>>> not acceptable to me, because network is almost off at night (only phone)
>>> and I have my router as secondary dns.
>> Can you re-phrase that? - its hard to understand what the problem is.
>>
> Persistence across multiple boots/reboots.
>
> I found pdnsd which can do that, trying that out now.
>
You should really try changing you DNS server to some faster ones. I was
having this same problem with my ISP or DSL modem with built in router
taking a long time. I changed my DNS servers to Google DNS Servers
(8.8.4.4 and 8.8.8.8) and haven't had a problem.

My setup is a little different but all in all I would really suggest you
try a DNS server outside of your ISP.

-- 

Willie Matthews
matthews.wil...@gmail.com


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