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Email deliverability test

Send a single message to our seed-list of real mailboxes across 5 major receiving providers. We classify where your message landed (inbox / spam / promotions) and show the per-provider breakdown — live, as results arrive.

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Why this matters

ESPs differ. A campaign that lands cleanly in Gmail can be greylisted by Microsoft or routed to Yahoo Spam — exactly the divergence the SPF, DKIM and DMARC generators are designed to fix.