List Hygiene Beyond Bounces: Engagement-Based Suppression Strategies
Bounce-based list cleaning is decades behind modern deliverability. The 90/180/365-day engagement model, sunset policies, and re-engagement that actually works.
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Deliverability Incident Response: A Playbook for the First 4 Hours
When email reputation collapses, the first 4 hours determine the recovery timeline. Triage, containment, communication the operational playbook teams actually need.
David·Nov 26, 2024
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Blocklist Remediation Playbook: Spamhaus, SORBS, and UCEPROTECT
How to remove your IP or domain from Spamhaus, SORBS, UCEPROTECT, and other blocklists. Which lists matter, which to ignore, and the delisting process for each.
Sending from Subdomains: A Strategic Guide to Domain Architecture
How to architect email subdomains for reputation isolation. The 4-stream model, naming conventions, and why [send.brand.com] beats [mail.brand.com].
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