MisarMailQuick Answer
The percentage of emails that land in the primary inbox rather than spam, promotions, or other folders.
Inbox placement rate (IPR) is different from deliverability rate. Deliverability measures emails not bounced; inbox placement measures emails that actually reach the inbox vs spam folder. The industry average is 83% inbox placement. IPR is affected by sender reputation, content quality, engagement history, and authentication. MisarMail runs inbox placement tests across 30+ mailbox providers before large sends.
The percentage of emails that reach the recipient's inbox rather than the spam folder or being bounced.
Sender ReputationA score assigned by mailbox providers based on your sending patterns, determining whether your emails reach the inbox.
Spam TrapEmail addresses used by ISPs and blacklist operators to identify senders who don't follow permission-based practices.
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