Re: Slow Name Resolution - I guess

["Sergio Cuéllar Valdés" <herrsergio@gmail.com>]

2008/1/23, Samuel Bächler <linux@boeser.ch>:
> Consider I want to see www.foo.bar: I open my browser
> and type www.foo.bar.
> Now, my problem begins:
> Iceweasel says "Looking up www.foo.bar..."
> In recent days this "Looking up" process began to take quite
> a lot of time (more than 15 seconds).
> Now, I suppose that something is going wrong with the name
> resolution on my laptop.
> I also tested the "Looking-up" process at another place meaning that
> I was using another cable-connection. The behavior was the
> same as at home. Therefore, I conclude that something must
> be wrong with the configuration of my laptop.
>
> What shall I check?

Hello,

you can make a "manual" lookup in a shell:

$ nslookup www.foo.bar

and see if it takes too much time.

and you can check the file /etc/resolv.conf and try to add more DNS
servers. For example, the ones from OpenDNS [1]:

208.67.222.222
208.67.220.220

[1] http://www.opendns.com/

Best regards,
Sergio Cuellar

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