FYI, my team is on it.

Louie


On Sat, Sep 13, 2025 at 3:35 AM Randy Bush via NANOG <[email protected]>
wrote:

> >> i think that is because the target is google business fiber and
> >> you're home fiber.
> > Why should that matter for routing tables?
>
> maybe you did not look at the ripe atlas tracemon
>
>    https://archive.psg.com/250912.intra-gf-traces.jpg
>
> which is a set of traces from probes ONLY WITHIN GOOGLE FIBER AS.
>
> it shows one probe set able to reach the target and a lot of others not
> able to reach it.  therefore the guess is that google fiber has at least
> two routing domains.
>
> the target is a google business fiber customer.  and up-thread you will
> see a google home fiber unable to reach the target.
>
> oh, and this is v6 only.  the target is reachable from anywhere in v4.
>
> and the user, a friend, says this has been going on for months, with
> google fiber unable to debug it.
>
> randy
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>
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