Slow DNS Query

[Paul C]

Kevin wrote:
> Hello,
> I'm running bind 9 on RH9.0, the websites and DNS are on the same server, I
> always feel DNS is too slow, take up to 5 ~ 10 seconds, but dnsstuff.com
> rated the DNS "A", I'm really confused.
> Someone suggested me use forwarders, I don't think it can improve the speed,
> since using forwarder will add one more step to the DNS resolving process,
> and dnsstuff rating got lower when I tried forwarder. Someone told me it's
> probably my ISP's problem, but other websites I visited are pretty fast.
> This problem has bothered me for serveral months, any suggestions are much
> appreciated!
> Regards, Kevein
> 
> P.S. posted two days ago, but didn't see my post.
> 
> 
> 
Where are you querying from when the DNS is so slow? What is the name 
you are querying?

It could be that you are having an issue with a DNS server that is 
nothing to do with your website. Try using 'dig' straight to the 
nameserver that handles the website name and see if it fast or slow.

Paul C