On Wed, Sep 24, 2014 at 9:27 PM, Davey Song <songlinj...@gmail.com> wrote:
> Hi everyone, I‘m recently doing a little survey on the penetration of IPv6 > in DNS system and it's latent problems. > > I find that top websites like Google, Wikipedia,Yahoo already support IPv6 > access, but its name servers are still IPv4-only. I'm wondering why? is > there any operation consideration or risk in their IPv6 deployment? > I've done brief surveys of a small group of well known tech companies (and a few other groups) and a little over half of those have at least one IPv6 reachable authoritative nameserver (28 of 52 or ~ 54%): http://www.huque.com/app/dnsstat/category/techcom/ Yes, the new gTLDs do require IPv6, and my survey of that group seems to confirm that this is the case in practice: http://www.huque.com/app/dnsstat/category/new_gtld/ You might be interested in NIST's larger measurement of over 2000 US companies also. They show 77 of 2150 IPv6 reachable DNS domains (only 3.6%). http://fedv6-deployment.antd.nist.gov/cgi-bin/generate-com --Shumon
_______________________________________________ dns-operations mailing list dns-operations@lists.dns-oarc.net https://lists.dns-oarc.net/mailman/listinfo/dns-operations dns-jobs mailing list https://lists.dns-oarc.net/mailman/listinfo/dns-jobs