On 2019-01-11 13:26, Tobias Goeller wrote:
Anyone else having problems with customers using mail.protection.outlook.com
in their SPF Records?
Just asking (both records seem to be not resolvable at the moment...)
$ dig +short spf.protection.outlook.com
"v=spf1 ip4:18.104.22.168/24 ip4:22.214.171.124/24 ip4:126.96.36.199/24
ip4:188.8.131.52/23 ip4:184.108.40.206/24 ip4:220.127.116.11/24
Looks fine to me...
As for the other, you are supposed to use:
"The MX record for a domain that's enrolled in Exchange Online uses the