DNS behavior question.

[jmc]

--- danjourno [Sat, Sep 27, 2008 at 04:19:09PM -0700]: --- 
> Anyway.. what I'm confused about is the behavior.. When i made the
> first change to point to the temporary nameserver and the initial
> nameserver was down the results were more or less instant. Whereas
> now, after I have switched it back I am still getting half of the site
> traffic going to one host server and half to the other almost 24 hours
> later. Is this normal behaviour?

caching. what is the TTL on your zone?