Email Infrastructure
Your technical setup determines your destiny in cold email. A brilliant copywriter cannot overcome a missing DKIM signature.
- SPF, DKIM, and DMARC Setup
- The Truth About Domain Age
- Dedicated vs. Shared IPs
- Google Workspace Sending Limits
The "Setup and Forget" Fallacy
DNS records are not static. You must continuously monitor your DMARC reports using a tool like Postmark or EasyDMARC to ensure your authentication isn't failing silently.