> On Mar 31, 2010, at 3:19 PM, Dan Wing wrote: > > > Any host that sends its AAAA queries over IPv4 would lose > > IPv6 connectivity. > > Isn't this a misdirection? > > I suspect it's more like: any (address family agnostic) > clients of a dual stacked nameserver will (non?) > deterministically lose IPv6 connectivity to DNS-determined > destinations. > > ie, even if I only send DNS over IPv6 to my recursive > nameserver, if it is dual stacked (often beyond my control), > and for this specific query it prefers IPv4, then I will not > get an answer for my AAAA under this proposal.
It's likely cached by the ISP's nameserver, so it would work fine under Igor's proposal. And even if not cached, I would expect the content provider's authoritative DNS server to have whitelisted both IPv4 and IPv6 addresses of the ISP's nameservers. -d _______________________________________________ DNSOP mailing list DNSOP@ietf.org https://www.ietf.org/mailman/listinfo/dnsop