MailPing News

Updated: March 4, 2026 • 4 Articles

Independent analysis covering Gmail infrastructure, email tracking behavior, image proxy systems, and domain email operations.

Topics Covered

• Gmail email tracking behavior
• Image proxy systems and tracking accuracy
• Domain email routing and Gmail infrastructure
• SMTP alias configuration and Gmail “Send Mail As”
• Email engagement signals and analytics interpretation

Looking for practical guides on Gmail read receipts and tracking setup? Visit the MailPing Knowledge Base for step-by-step explanations and troubleshooting guides.

Latest Articles

• Gmail Has Quietly Become Infrastructure for Custom Domain Email
  March 4, 2026 • Email Infrastructure
  Why millions of custom domain emails are now effectively routed through Gmail's interface and infrastructure.
• Why Gmail Email Opens Are Often Wrong (Gmail Image Proxy Explained)
  March 4, 2026 • Email Tracking Systems
  How Gmail's image proxy system changes the way tracking pixels load and why open signals can appear inaccurate.
• How Gmail “Send Mail As” Works With Custom Domain Email
  March 4, 2026 • Email Infrastructure
  Understanding how Gmail sends email from external domains using SMTP authentication and alias configuration.
• Does Gmail Block Email Tracking? What Actually Happens
  March 4, 2026 • Email Tracking Systems
  A technical explanation of Gmail's proxy infrastructure and why tracking pixels behave differently inside Gmail.