Dual stack statistics?

[Mikael Abrahamsson]

On Tue, 29 Jan 2013, Lorenzo Colitti wrote:

> Does anyone know where they get this data from? Figuring out which 
> websites are dual-stack is easy (just ask the DNS), but how do they know 
> which websites users visit?

I believe they just look how much traffic of each type (IPv4|IPv6) passes 
for a certain set of users. For instance with a DS transparent proxy, this 
is a quite easy way of measuring it.

-- 
Mikael Abrahamsson    email: swmike at swm.pp.se