Cloudflare public DNS broken w/ AT&T CPE

John R. Levine johnl at
Mon Apr 2 16:04:55 UTC 2018

> This looks like a willy-waving exercise by Cloudflare coming up with the lowest
> quad-digit IP. They must have known that this would cause routing issues, and
> now suddenly it's our responsibility to make significant changes to live
> infrastructures just so they can continue to look clever with the IP address.

Perhaps we can ask APNIC what the experiment is.  They surely know that is messed up so I doubt that Matt expects every coffee shop in the 
world to bend to his will.

John Levine, johnl at, Primary Perpetrator of "The Internet for Dummies",
Please consider the environment before reading this e-mail.

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