How to Set Up DKIM for Salesforce?

Steps to Setup DKIM for Salesforce

1. Navigate to the Salesforce Setup menu and type in DKIM in the quick find. 

2. Click on DKIM Keys.

Then select Create New Key.

3. Now choose your key size, and for the primary DKIM selector enter s1. For your alternative selector enter s2. 

4. Enter your domain name, in this case, we have used yourdomain.com. 

5. You can choose your domain match according to your preferences. In this case, I have chosen to go with the exact match.

6. Click Save.

It will take some time for Salesforce to generate the 2 CNAME records. Refresh your page, and you will see something like this: 

Publishing the DKIM CNAME Records in Your DNS 

1. Open your DNS management console 

2. Copy the part of your CNAME record before “IN CNAME” and paste it into the first row of your DNS for the specific domain

3. Copy the part of your alternative CNAME record before “IN CNAME” and paste it into the second row of your DNS for the specific domain

4. Copy and paste the part of the CNAME records after “IN CNAME” as shown below:

5. Wait a while for your DNS to process the newly made changes

6. Then click on the “Activate” button on the DKIM record