Email Detective — ESP Tracker

by EmailTooltester · crowdsourced from Email Detective users
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1brands shown
127ESPs detected
119,751observations
558active users (30d)
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📧 Subscribers (97) 🚩 Gmail-flagged (78) 🐢 Slow delivery (79)
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Metamail
metamail.com ↗
 Salesforce MC 57 — 100 57 2026-06-30