Forum Discussion
MartinTe
Jul 21, 2026Copper Contributor
Outlook.de DKIM and DMARC records broken
Outbound mail from outlook.de carries a DKIM-Signature with d=OUTLOOK.DE; s=selector1, but the corresponding DNS TXT record at selector1._domainkey.outlook.de does not exist. This causes receivin...
Aug 04, 2026
I did a couple of country checks myself as well and saw that for many the SPF, DKIM and DMARC records are missing or inconsistent when compared to Outlook.com
I've escalated it to the Outlook Team for review (hopefully followed by a speedy fix...).
Thanks for reporting!