=== SMTP Connection Test ===

1. Testing connection to smtp.mandrillapp.com:587...
   SUCCESS: Socket connection established

2. Server greeting: 220-dal-shared-37.hostwindsdns.com ESMTP Exim 4.98.2 #2 Sat, 03 Jan 2026 06:31:42 -0800

3. Sending EHLO...
   Response received

4. Starting TLS encryption...
   FAILED: STARTTLS not accepted - 250-dal-shared-37.hostwindsdns.com Hello localhost [23.254.244.57]