DKIM | Enable DKIM for a custom domain in Office 365 in five simple steps
1. Log in to Exchange Online using PowerShell for Exchange Online
2. List all domains and see id DKIM is enabled or not:
Get-DkimSigningConfig
3. Get the cname for DNS for a specific domain
Get-DkimSigningConfig -Identity altitude365.se | fl *cname*
4. Create cname records in DNS for the domain you just listed, in this specific case I use Azure DNS.
Your records should be created according to this table:
Host name: selector1._domainkey.<domain>
Value: selector1-<domainGUID>._domainkey.<initialDomain>
TTL: 3600
Host name: selector2._domainkey.<domain>
Value: selector2-<domainGUID>._domainkey.<initialDomain>
TTL: 3600
In my case:
Host name: selector1._domainkey.altitude365.se
Value: selector1-altitude365-se._domainkey.Altitude365.onmicrosoft.com
TTL: 3600
Host name: selector2._domainkey.altitude365.se
Points to address or value: selector2-altitude365-se._domainkey.Altitude365.onmicrosoft.com
TTL: 3600
5. Wait until your DNS records are public or you get this error message when you run:
Set-DkimSigningConfig -Identity altitude365.se -Enabled $true
6. DONE!
Hejsan!
Tar gärna en lätt manuall också för att importera dessa commandon som inte känns igen på min maskin.
Mvh
Thomas
Ladda ner PowerShell for Exchange Online, du hittar den i Exchange Online portalen, längst ner under fliken Hybrid.
Tack för en perfekt guide, koncis och enkel att följa!
Tackar!