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Looking for the monthly deliverability report?View reports →Notes from building email infrastructure
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SPF, DKIM, and DMARC explained for SaaS founders
The three DNS records that decide whether your transactional email lands in the inbox or the spam folder, in plain language.
2026-07-088 min read
TrustWhy EU data residency actually matters for transactional email
GDPR, NIS2, and the questions your DPO asks before signing off on a US-hosted email provider, and what "EU-hosted" should actually mean.
2026-06-306 min read
EngineeringWhy 7-day log retention isn't enough
A customer says they never got the email. If your provider only keeps a week of logs, you've already lost the evidence to find out why.
2026-06-185 min read
Deliverability ReportStarting next month: a public deliverability report, every month
What we'll publish, where the numbers come from, and why we're not backdating a report with estimates.
2026-07-133 min read