· 3 min read
HubSpot transactional email: route it through your own domain with MailKite
HubSpot's transactional email uses its own SMTP infrastructure — your emails come from HubSpot's domain, not yours. This tutorial shows how to switch to MailKite's SMTP relay so every transactional email is DKIM-signed from your domain, with full deliverability control and CRM activity logging for inbound replies.