> > 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.
What about that? j On Fri, Jun 8, 2012 at 12:31 AM, David Temkin <d...@temk.in> wrote: > On 6/7/12 10:23 PM, Daniel Roesen wrote: >> >> On Fri, Jun 08, 2012 at 12:11:20PM +1000, Mark Andrews wrote: >>>> >>>> $ dig @pdns3.ultradns.org www.netflix.com. A +norec +short >>>> wwwservice--frontend-313423742.us-east-1.elb.amazonaws.com. >>>> $ dig @pdns3.ultradns.org www.netflix.com. AAAA +norec +short >>>> dualstack.wwwservice--frontend-313423742.us-east-1.elb.amazonaws.com. >>>> $ dig @pdns3.ultradns.org www.netflix.com. ANY +short +norec >>>> $ >>>> >>>> Resolving www.netflix.com using ANY RRtype fails with an empty answer >>>> section in the DNS response. >>> >>> Which is just plain BROKEN. >> >> Yup. >> >>>> This DNS trickery seems to be from the "taking a shower, trying not >>>> to get wet" department. And has adverse effects in corner cases. While >>>> playing around, I had periods of time where I couldn't resolve the FQDN >>>> at all, possibly due some caching of the empty response. >>> >>> It's not DNS trickery. >> >> The "trickery" is returning different CNAMEs for QTYPE=A and QTYPE=AAAA. >> I'm not sure what's the goal of that is, but it's 4am here so I have an >> excuse of not seeing the light. :) >> >> Best regards, >> Daniel >> > We've confirmed that UltraDNS had "additional" issues caused by the push > that they fixed for the previously reported problem. We are actively > engaged with them to come to a resolution. > > -Dave > -- --------------------------------------------------------------- Joly MacFie 218 565 9365 Skype:punkcast WWWhatsup NYC - http://wwwhatsup.com http://pinstand.com - http://punkcast.com VP (Admin) - ISOC-NY - http://isoc-ny.org -------------------------------------------------------------- -