nanog mailing list archives

Re: Youtube CDN unreachable over IPv6


From: Blair Trosper <blair.trosper () gmail com>
Date: Sun, 8 Nov 2015 12:47:11 -0600

It was 2014-05-17 on this list, and went on to be handled at GGC, where
it's come up now and then.

On Fri, Nov 6, 2015 at 12:17 PM, Christopher Schmidt <crschmidt () google com>
wrote:

Hi all,

Thanks for the reports.

To the best of our knowledge, this issue has been resolved at this
time. If you are still having problems connecting to YouTube CDN
nodes, please feel free to let me know, and I will investigate
further.

On Fri, Nov 6, 2015 at 12:48 PM, Blair Trosper <blair.trosper () gmail com>
wrote:
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.

Blair,

I'm not aware of a similar issue with IPv6 being unavailable while
IPv4 is available recently.

I did not see any threads with information in them with the name
"Blair" attached in either the October archive
(http://mailman.nanog.org/pipermail/nanog/2015-October/thread.html) or
the September archive
(http://mailman.nanog.org/pipermail/nanog/2015-September/thread.html)
.

If this issue is ongoing, I would be happy to look into this;
otherwise, I don't believe there is any action I can take to assist at
this time.

All the best.


* seth.mos () 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.


--
Christopher Schmidt
YouTube Quality of Experience



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