[nSLUG] EastLink hijacking DNS

Herb htheriault at gmail.com
Sat Oct 31 12:24:26 ADT 2009


There's an FB group devoted to the subject:

http://www.facebook.com/home.php#/group.php?gid=153235963294

-Herb

On Sat, Oct 31, 2009 at 11:59 AM, Eri Ramos Bastos <bastos.eri at gmail.com> wrote:
> Just type http://www.thisurldoesnotexistsforsure.com/ in your address bar.
>
> You should get an "Address not found" error at Firefox. If you get a
> search page (usually branded with your telco's logo) then they are
> hijacking your DNS.
>
> Also you can use nslookup or the host command to try to resolve a
> non-existent hostname. It should return something like this:
>
> $ host imsurethisonedoesnotexistsaswell.org
> Host imsurethisonedoesnotexistsaswell.org not found: 3(NXDOMAIN)
>
> If you get an IP address instead, they are hijacking.
>
> Regards,
> Eri Ramos Bastos
>
>
>> But how would I check for DNS hijacking for sure?
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