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Hi Winfried,
On 21 Nov 2025, at 12:46, Winfried via dns-operations
<[email protected]> wrote:
> <mime-attachment>
Honestly, who ever thought this was a user experience worth releasing? <old man
shakes fist at sky> Anyway, where were we, oh yes
> Please keep us informed if this case could cause problems for other resolver
> operators as well or is otherwise relevant to them.
>From first glance this looks like the result of an interaction between
>Cloudflare's address synthesis for names attached to HTTP targets on
>Cloudflare's CDN, DNS wildcards and CNAME flattening. Whether or not what we
>are doing is sensible or unnecessarily surprising requires more eyes than
>mine. We can report back if there is interest (or if we think there is any
>widespread surprise people should know about).
Thanks again, Emmanuel, for bringing it up.
Joe
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