YouTube IP Hijacking

Sun Feb 24 21:00:35 UTC 2008

While they are deliberately blocking Youtube nationally, I suspect the  
wider issue has no malice, and is a case of poorly constructed/ 
implemented  outbound policies on their part, and poorly constructed/ 
implemented inbound polices on their upstreams part.

On 25/02/2008, at 9:49 AM, Tomas L. Byrnes wrote:

>
> Pakistan is deliberately blocking Youtube.
>
> http://politics.slashdot.org/article.pl?sid=08/02/24/1628213
>
> Maybe we should all block Pakistan.
>
>
>
>> -----Original Message-----
>> From: owner-nanog at merit.edu [mailto:owner-nanog at merit.edu] On
>> Behalf Of Will Hargrave
>> Sent: Sunday, February 24, 2008 12:39 PM
>> To: nanog at nanog.org
>> Subject: Re: YouTube IP Hijacking
>>
>>
>> Sargun Dhillon wrote:
>>
>>> So, it seems that youtube's ip block has been hijacked by a more
>>> specific prefix being advertised. This is a case of IP
>> hijacking, not
>>> case of DNS poisoning, youtube engineers doing something
>> stupid, etc.
>>> For people that don't know. The router will try to get the most
>>> specific prefix. This is by design, not by accident.
>>
>> You are making the assumption of malice when the more likely
>> cause is one of accident on the part of probably stressed NOC
>> staff at 17557.
>>
>> They probably have that /24 going to a gateway walled garden
>> box which replies with a site saying 'we have banned this',
>> and that /24 route is leaking outside of their AS via PCCW
>> due to dodgy filters/communities.
>>
>> Will
>>

Neil Fenemor
FX Networks