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Re: [v6ops] [DNSOP] New Version Notification for draft-palet-sunset4-ipv6-ready-dns-00.txt

Tony Finch <dot@dotat.at> Mon, 27 November 2017 12:28 UTC

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Date: Mon, 27 Nov 2017 12:28:16 +0000
From: Tony Finch <dot@dotat.at>
To: Joe Abley <jabley@hopcount.ca>
cc: Fred Baker <fredbaker.ietf@gmail.com>, "v6ops@ietf.org WG" <v6ops@ietf.org>, 6man@ietf.org, Daniel Karrenberg <daniel@karrenberg.net>, dnsop@ietf.org, sunset4@ietf.org
Subject: Re: [v6ops] [DNSOP] New Version Notification for draft-palet-sunset4-ipv6-ready-dns-00.txt
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Joe Abley <jabley@hopcount.ca> wrote:
>
> There are potentially 249 TLDs that are not operated under any such
> contract with ICANN, although I agree that the majority of ccTLDs have
> at least one nameserver that is v6-capable (maybe all, but I haven't
> checked and I wouldn't want to assume).

Quick root zone stats:

zones 1542
servers 4216

Most servers are dual-stacked; 539 are v4-only, and 2 are v6-only
(j.zdnscloud.com and i.zdnscloud.com).

The 31 TLDs with no v6 nameservers:

ai.
bb.
bh.
ck.
dj.
fk.
gf.
hm.
kp.
mh.
mil.
mp.
mq.
mv.
ni.
pf.
pk.
sl.
sr.
st.
to.
uz.
ws.
xn--l1acc.
xn--lgbbat1ad8j.
xn--mgba3a4f16a.
xn--mgbai9azgqp6j.
xn--wgbh1c.
xn--ygbi2ammx.
ye.
zw.

Tony.
-- 
f.anthony.n.finch  <dot@dotat.at>  http://dotat.at/  -  I xn--zr8h punycode
Biscay, Fitzroy: Variable 3 or 4 until later in south, otherwise westerly 5 or
6, veering northwesterly 4 or 5, except in south Fitzroy, becoming
northeasterly 5 or 6 in southeast Fitzroy. Slight at first in south, ohterwise
moderate or rough. Rain or squally showers. Moderate or good.

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