Cloudflare 1.1.1.1 public DNS broken w/ AT&T CPE

Mon Apr 2 17:18:17 UTC 2018

In article <7DB5FAC7-972A-4EB6-89D9-B305A723334F at cloudflare.com> you write:
>If you know of others please send them my way so we can investigate. 

A lot of hotel and coffee shop captive portals use it for the login
and logout screens.  Don't know what the underlying software is, but
wander around London and hop on the wifi at coffee shops and hotels
and you'll run into it soon enough.

R's,
John