Yet another Quadruple DNS?

Jared Mauch jared at
Wed Mar 28 20:17:15 UTC 2018

> On Mar 28, 2018, at 4:13 PM, Michael Crapse <michael at> wrote:
> Many providers filter out because too many people use it in their
> examples/test code. I doubt that it's a usable IP/service.

There’s at least one vendor *cough* cisco *cough* that has used it as
captive portal IP.

I’m not sure I would try to use it on a client machine because you don’t
know if you’ll reach the internet.

If you know you’re not on a closed network, you could use it instead of
the list of usual suspects, like etc.

- Jared

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