email deliverability best practices 2025
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AI Search Engine Responses
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ChatGPT
BRAND (25)
SUMMARY
Provides a detailed, structured approach to email deliverability focusing on authentication protocols (SPF, DKIM, DMARC) as the foundation. Emphasizes the importance of sender identity verification and protection against spoofing, with a comprehensive framework that addresses multiple aspects of email delivery optimization.
REFERENCES (8)
Perplexity
BRAND (25)
SUMMARY
Offers a well-organized guide covering authentication, infrastructure, list hygiene, and engagement strategies. Emphasizes practical implementation steps including branded sending domains, ESP selection, and audience segmentation. Provides actionable advice for both technical setup and ongoing list management practices.
REFERENCES (8)
Google AIO
BRAND (25)
SUMMARY
Delivers a concise overview of key deliverability factors including authentication, list hygiene, engagement optimization, and spam avoidance. Focuses on practical implementation with emphasis on gradual domain warming and performance monitoring to catch issues early in the process.
REFERENCES (13)
Strategic Insights & Recommendations
Dominant Brand
No specific email service providers or tools are prominently recommended across platforms, with responses focusing on general best practices rather than brand endorsements.
Platform Gap
ChatGPT provides the most comprehensive technical detail, Perplexity offers structured practical guidance, while Google AIO delivers the most concise actionable summary.
Link Opportunity
All platforms provide substantial link opportunities with Google AIO leading at 13 links, followed by ChatGPT and Perplexity at 8 links each.
Key Takeaways for This Prompt
Authentication protocols (SPF, DKIM, DMARC) are universally emphasized as fundamental requirements across all platforms.
List hygiene and regular cleaning of email databases is consistently highlighted as critical for maintaining deliverability.
Engagement-focused strategies and audience segmentation are recommended by all platforms for improved performance.
Technical infrastructure considerations like dedicated IPs and ESP selection are important for high-volume senders.
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