> From: "Gellner, Oliver"

> when I grep Microsoft DMARC reports for temperror, there are hundreds of
> hits. Nevertheless I don't see why you should change your policy because
> one recipients is unable to reliably operate a DNS client.

>         <domain>dm-jobs.com</domain>
>         <selector>dmglobal4</selector>
>         <result>temperror</result>
>       </dkim>

~ $ time dig +trace dmglobal4._domainkey.dm-jobs.com txt

dmglobal4._domainkey.dm-jobs.com. 86400 IN CNAME dmglobal4._domainkey.dm.de.

real    0m1,337s

~ $ time dig +trace dmglobal4._domainkey.dm.de txt

dmglobal4._domainkey.dm.de. 86400 IN TXT "v=DKIM1; h=sha256; t=s; p=MI...

real    0m0,869s

Total over 2 sec. May be too short timeout?
+ more compicated DNS (with CNAME).

For comparison, my domain 5._domainkey.lena.kiev.ua (without CNAME):
real    0m0,210s

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