SAP Knowledge Base Article - Public

3311393 - Emails Landing in SPAM Folder Even After DKIM Activation


Sent E-mails are landing in SPAM folder even after successful DKIM activation.


SAP Business ByDesign

Reproducing the Issue

Example: Purchase order Emails

  1. Go to Purchase order workcenter view.
  2. Select Order ID.
  3. Click edit.
  4. Click View All.
  5. Open Output history.

E-mails sent successfully by sender however E-mails are landing in SPAM folder.


Business E-Mails are relayed from ByDesign (SAP Network) –> Cronus (Hosted in SAP Network) –> AWS (Hosted in Internet) –> Recipients


  1. Business E-Mails will be enabled with SPF policy by default. Check SPF records in your own DNS or any throttling on user e-mail server based on IP address, whitelisting / Authentication based on e-mail headers like “Return-Path” / “Envelope-Sender” / “mailfrom” / “Bounce Address”.
  2. Business E-Mails are sent through IP range/address. Set IP and allow listing for receiving E-Mails in your Infrastructure.Refer KBA - 2570539 
  3. Always or Example: SPF record for domain: or would look like: “v=spf1 ~all“

See Also

KBA : 2570539 - IP Address for SAP Business ByDesign Data Centers 

KBA : 2829404 - How to check the IP Range of the tenant based on Data Center in ByD and C4C

Blog : Next-Generation Cloud Delivery transition – New Business ByDesign E-mail Infrastructure


IP whitelisting, Emails landing in SPAM,SPF ,IP range,DKIM Activation , KBA , dkim activation , spf , ip range , ip whitelisting , emails landing in spam , AP-RC-OUT , Output Management , Problem


SAP Business ByDesign all versions ; SAP Cloud for Customer add-ins all versions