[dns-operations] What's going on at Microsoft?

[Borja Marcos]

> On 21 Oct 2022, at 09:51, Stephane Bortzmeyer <bortzmeyer at nic.fr> wrote:
> 
> On Fri, Oct 21, 2022 at 08:49:16AM +0200,
> Borja Marcos <borjam at sarenet.es> wrote 
> a message of 41 lines which said:
> 
>> Right now I have quite a lot of pollution on my recursive error logs due to two Microsoft operated domains:
>> 
>> microsoftdnstest.net
>> msedge.net
> 
> For microsoftdnstest.net, the two name servers do reply but they reply
> SERVFAIL (and, unfortunately, without EDE).
> 
> msedge.net works fine for me. (But of course, names like
> t-ring-fallback.msedge.net which redirect to microsoftdnstest.net are
> not useful.)

Yes, for some reason I have some customers querying those like crazy.

Ah didn’t notice that t-ring… is a CNAME. 

Anyway hope someone from MS can jump in!


Thanks :)






Borja.