Email deliverability, authentication, and security specialists. We keep transactional and marketing mail safe, compliant, and trusted by major mailbox providers.
Enczapikeytd is an email infrastructure studio focused on deliverability, authentication, and security. We work with SaaS companies, agencies, and e-commerce brands to fix the problems that quietly cost them revenue — spam placement, blocklisting, spoofing, and compliance gaps.
From SPF, DKIM, and DMARC setup to IP warm-up, blocklist removal, and inbox placement monitoring, we cover the full stack of modern email sending. We also help teams meet Gmail, Yahoo, and Microsoft's bulk sender requirements ahead of enforcement deadlines.
Every engagement is documented, measured, and reported — you'll always know what was changed and why.
SPF, DKIM, DMARC, BIMI, MTA-STS and TLS-RPT setup and troubleshooting.
Seed testing, blocklist monitoring, and reputation management across major providers.
Postfix, PowerMTA, Amazon SES, SendGrid, and custom SMTP relays.
Domain spoofing prevention, header analysis, and phishing-resilient sending setups.
Recovered a fintech client from 40% spam placement to 98% inbox placement in six weeks through domain re-warming, DKIM rotation, and list segmentation.
Implemented strict DMARC (p=reject), MTA-STS, and BIMI for a public-sector client, eliminating impersonation attempts across 12 sending domains.
Led a migration from on-prem Postfix to Amazon SES for a marketplace sending 4M+ emails per month, with zero downtime and full authentication coverage.
Removed a client from Spamhaus, Barracuda, and Microsoft blocklists after identifying a compromised form on their site that was being abused for spam.
Have a deliverability problem, a security audit, or a migration you'd like a second opinion on? Reach out to Enczapikeytd.