AAAA's for www.netflix.com

David Temkin dave at temk.in
Thu Jun 7 18:43:41 CDT 2012


Joly,

What do you mean?  www.netflix.com is dual stacked, which represents
availability of our website (and PC/Mac streaming clients) to100% of our
users who have IPv6.

-Dave

On Thursday, June 7, 2012, Joly MacFie wrote:

> well, something appears to be working..
>
> http://www.betterbroadbandblog.com/2012/06/world-ipv6-daywe-have-liftoff/
>
> Netflix moved up to second in the IPv6 list – as noted above, Netflix has
> been rolling out IPv6 coverage over the last few weeks.  Interestingly, it
> appears as if Netflix may have created its own IPv6-specific domain which
> is responsible for almost a third of all IPv6 traffic. If this is the case
> it might not be in full compliance with the spirit of World IPv6 Day, as
> the aim should have been for Netflix to operate one single domain with both
> AAAA records for IPv6 and A records for IPv4.
>
> On Thu, Jun 7, 2012 at 6:04 PM, Mark Andrews <marka at isc.org <javascript:;>>
> wrote:
>
> >
> > In message <20120607165818.GA30416 at srv03.cluenet.de <javascript:;>>,
> Daniel Roesen
> > writes:
> > > On Thu, Jun 07, 2012 at 07:52:29AM -0600, Dave Temkin wrote:
> > > > Just to close the loop on this - UltraDNS has an issue with CNAMEs
> and
> > > > their Directional DNS service.  We (Netflix) have applied a
> workaround
> > and
> > > > it appears stable.
> > >
> > > Hm, looking at http://v6launch.ripe.net/, whatever you changed didn't
> > > improve visibility of the AAAA, but decreased it.
> >
> > TTL's of zero don't help.  The A query has a TTL of 3600 in the
> > response the AAAA query has a zero TTL.  This is rocket science.
> > This isn't hard to do correctly.  How to handle CNAMEs has been
> > specified 1/4 of a century.
> >
> > > Best regards,
> > > Daniel
> > >
> > > --
> > > CLUE-RIPE -- Jabber: dr at cluenet.de <javascript:;> -- dr at IRCnet --
> PGP: 0xA85C8AA0
> > >
> > --
> > Mark Andrews, ISC
> > 1 Seymour St., Dundas Valley, NSW 2117, Australia
> > PHONE: +61 2 9871 4742                 INTERNET: marka at isc.org<javascript:;>
> >
> >
>
>
> --
> ---------------------------------------------------------------
> Joly MacFie  218 565 9365 Skype:punkcast
> WWWhatsup NYC - http://wwwhatsup.com
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> --------------------------------------------------------------
> -
>


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