Connectivity to an IPv6-only site

Geoff Huston gih at
Sat Apr 24 07:47:01 CDT 2010

On 23/04/2010, at 6:26 PM, Steve Bertrand wrote:
> This is a personal research project, in which I want to learn about the
> health of connectivity, and about other situations that causes breakage
> that I haven't considered before.

A very fine objective in my opinion. There are a few similar exercises underway -- the outputs from a similar set of IPv6 connectivity tests I've been doing is at

(yes, you can click on the graphs on that page to get larger images)

(and yes, visiting this URL will run the tests of V6 DNS, V6 dual stack preference and capability to retrieve a V6 only object on your browser client)

A discussion of the topic of IPv6 measurement work can be found at


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