Youtube CDN unreachable over IPv6

Fri Nov 6 17:48:46 UTC 2015

This was happening two weeks ago in the Bay Area as well.  It happens quite
a lot, actually...search for my old threads.  I gave up trying to get it
noticed.

On Fri, Nov 6, 2015 at 8:35 AM, Thijs Stuurman <Thijs.Stuurman at is.nl> wrote:

> The problem is on Google's side. From AS15879:
>
> """
> [~]# telnet r7---sn-5hne6n7y.googlevideo.com 443
> Trying 2a00:1450:401c:8::c...
> telnet: connect to address 2a00:1450:401c:8::c: Connection timed out
> Trying 173.194.153.76...
> Connected to r7---sn-5hne6n7y.googlevideo.com.
> Escape character is '^]'.
> Connection closed by foreign host.
>
> [~]# telnet r1---sn-5hne6n7z.googlevideo.com 443
> Trying 2a00:1450:401c:3::7...
> telnet: connect to address 2a00:1450:401c:3::7: Connection timed out
> Trying 74.125.8.55...
> Connected to r1---sn-5hne6n7z.googlevideo.com.
> Escape character is '^]'.
> Connection closed by foreign host.
>
> [~]# telnet rijksoverheid.nl 443
> Trying 2a00:d00:3:2::116...
> Connected to rijksoverheid.nl.
> Escape character is '^]'.
> ^]
> telnet> quit
> Connection closed.
> """
>
> Thijs Stuurman
> Infrastructure & Solutions
>
> IS (internedservices) Group
> Wielingenstraat 8 | 1441 ZR Purmerend | The Netherlands
> T: +31(0)299476185 | M: +31(0)624366778
> W: https://www.is.nl | L: http://nl.linkedin.com/in/thijsstuurman
>
>
> -----Oorspronkelijk bericht-----
> Van: NANOG [mailto:nanog-bounces at nanog.org] Namens Niels Bakker
> Verzonden: Friday, November 6, 2015 3:14 PM
> Aan: nanog at nanog.org
> Onderwerp: Re: Youtube CDN unreachable over IPv6
>
> It's not just you, I'm seeing the same thing from my home connection
> in AS3265.  I think this started happening not long ago when Google
> had an issue with one of their AMS-IX connections.
>
> % telnet -6 r7---sn-5hne6n7y.googlevideo.com 443
> Trying 2a00:1450:401c:8::c...
>
> I'm certain it's not AS3265 who is to blame here, an ISP I've had
> pretty much zero issues with over, IPv6 or otherwise, the many years
> I've been a customer.
>
>
>         -- Niels.
>
> * seth.mos at dds.nl (Seth Mos) [Fri 06 Nov 2015, 09:00 CET]:
> >Dear Google,
> >
> >It appears that one of the Youtube CDN's (in Europe, NL) is not
> >reachable over IPv6 from AS 20844. Can someone get back to us on this,
> >the company can't access any of the videos currently, although the
> >mainpage loads fine (over IPv6).
> >
> >Kind regards,
> >
> >Seth
> >
> >telnet r6---sn-5hne6n76.googlevideo.com 443
> >Trying 2a00:1450:401c:4::b...
> >telnet: connect to address 2a00:1450:401c:4::b: Connection timed out
> >Trying 74.125.100.203...
> >Connected to r6.sn-5hne6n76.googlevideo.com (74.125.100.203).
> >Escape character is '^]'.
> >Connection closed by foreign host.
> >
> >telnet www.youtube.com 443
> >Trying 2a00:1450:4013:c01::5d...
> >Connected to youtube-ui.l.google.com (2a00:1450:4013:c01::5d).
> >Escape character is '^]'.
> >Connection closed by foreign host.
>