Re: dynamic or static IPv6 prefixes to residential customers

[Owen DeLong <owen () delong com>]

On Jul 26, 2011, at 5:06 PM, Valdis.Kletnieks () vt edu wrote:

> On Tue, 26 Jul 2011 16:02:14 PDT, Leo Vegoda said:
> > Do German web sites not track users with cookies, then?
>
> There's a subtle but significant difference between what cookies give you,
> which is "This is the same entity that visited our page at 7:48PM last
> Tuesday", and what easily trackable IP addresses give you, which is "This is an
> entity located at 1948 Durhof Street".
>
> Yes, it's often possible to to map between one and the other - but anonymous
> and pseudonymous are two different things.  It's quite reasonable for somebody
> to want to be one but not the other - though it can be difficult in practice.
> It's even quite reasonable for somebody to wish to be positively identified,
> but their location not easily determined - for instance, I'm posting this as
> myself, but I may wish where I'm posting *from* to remain a secret (for
> instance, if my location reveals I'm not at home and thus burgling my residence
> is more feasible).

Yes, but, your network prefix will generally reveal that to roughly the same
extent whether it is static or dynamic.

Owen