Information on how to configure SPF and DKIM for vendors like Sendgrid, Mailchimp, Office365 etc. DKIM configuration for AmazonSES DKIM configuration for Office 365 cloud DKIM configuration for Salesforce cloud
DKIM configuration for Sendgrid
Please follow the below two steps to configure SPF and DKIM for the Sendgrid (recommended by Sendgrid) Configure SPF and DKIM signing for the mails in Sendgrid portal Configure the