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What is Email Deliverability Testing?

Quick Answer

Testing emails before sending to identify spam filter triggers, rendering issues, and deliverability risks.

Pre-send testing analyzes your email across spam filters (SpamAssassin, Barracuda, Microsoft), email clients (Gmail, Outlook, Apple Mail, mobile), authentication records (DKIM, SPF, DMARC), and content for spam trigger words. Sending without testing risks your email landing in spam or rendering incorrectly for 30%+ of recipients. MisarMail runs automated pre-send tests and provides a deliverability score with actionable fixes before every campaign.

Related Terms

Email Deliverability

The percentage of emails that reach the recipient's inbox rather than the spam folder or being bounced.

Spam Trap

Email addresses used by ISPs and blacklist operators to identify senders who don't follow permission-based practices.

Inbox Placement Rate

The percentage of emails that land in the primary inbox rather than spam, promotions, or other folders.

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