How to verify your DNS records for an authenticated sending domain
Step-by-step guide to verifying your TouchBasePro authenticated sending domain DNS records using nslookup, dig, or MXToolbox.
SPF, DKIM, and DMARC: Email Authentication Explained
Understand the three core email authentication methods, SPF, DKIM, and DMARC, what each one does, and why all three are needed for reliable bulk email delivery.