nanog mailing list archives

Re: Yet another Quadruple DNS?


From: Jared Mauch <jared () puck nether net>
Date: Wed, 28 Mar 2018 16:17:15 -0400



On Mar 28, 2018, at 4:13 PM, Michael Crapse <michael () wi-fiber io> wrote:

Many providers filter out 1.1.1.1 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 8.8.8.8 4.2.2.1 9.9.9.9 etc.

- Jared

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