On Apr 23, 2010, at 5:49 AM, Dave Hart wrote: > On Fri, Apr 23, 2010 at 08:26 UTC, Steve Bertrand <st...@ibctech.ca> wrote: >> - in WHOIS, I have ns1 and ns2.onlyv6.com listed as the authoritative >> name servers >> >> - both of these servers *only* have IPv6 addresses > > Which seems a bit far afield from reality to me. Yes, there are lots > of folks with IPv6 connectivity and v4-only recursive DNS servers. I > don't think ISPs will have problems setting aside a handful of IPv4 > addresses for authoritative DNS infrastructure to work around this > until v6 transport in recursive DNS servers is common enough.
Not really, having your nameservers be IPv6 enabled is a reasonable thing to do. FYI: on comcast I see SERVFAIL, meaning their recursives do not have IPv6 transport. (I know we have that at my employer on our customer-facing recursives). ; <<>> DiG 9.6.0-APPLE-P2 <<>> any www.onlyv6.com. ;; global options: +cmd ;; Got answer: ;; ->>HEADER<<- opcode: QUERY, status: SERVFAIL, id: 54773 ;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 0, ADDITIONAL: 0 ;; QUESTION SECTION: ;www.onlyv6.com. IN ANY ;; Query time: 1605 msec ;; SERVER: 68.87.72.130#53(68.87.72.130) ;; WHEN: Fri Apr 23 08:41:08 2010 ;; MSG SIZE rcvd: 32