Notes from the email trenches.
Deliverability, DNS, protocols, pricing. Written by the team building JustEmails.
JustEmails API vs Elastic Email: 2026 Transactional Email Comparison
JustEmails API vs Elastic Email—which wins on total email cost?
How to Set Up a Dedicated Sending Subdomain for Transactional Email (2026)
Why send.yourdomain.com protects your main domain's reputation, plus the exact MX, SPF, DKIM, and DMARC records to set it up right.
GitLab CI SMTP Notifications: 2026 Setup Guide
GitLab CI SMTP setup with DKIM. Stop missing failed builds.
Fix Email Delays: 4xx Deferrals and Greylisting Guide
Emails stuck in limbo? Decode 4xx deferrals and fix them.
DKIM 'Body Hash Did Not Verify': Causes and Fixes
DKIM body hash failed? Something modified your email in transit. Find the culprit and fix it.
Email Deliverability Statistics 2027: Inbox Rates, Authentication Adoption, and Spam Trends
2027 email deliverability projections: 86% inbox placement, 73% DMARC adoption, 15% spam volume drop post-bulk-sender rules. Every figure cited.
JustEmails vs cPanel Email: Why Host Mailboxes Hit Spam
Free host email costs more than you think. Shared IPs, broken DKIM, throttling.
JustEmails vs DreamHost and Web-Host Email Add-Ons: Bundled or Dedicated?
That 'free email included' catches you when you switch hosts. We compare DreamHost add-ons to JustEmails flat-rate.
Email Forwarding Services vs Real Mailboxes in 2026: When Forwarding Stops Being Enough
Forwarding works until it doesn't. Here's the honest breakdown on when ImprovMX/Cloudflare-style forwarding makes sense — and when you need actual mailboxes.
Email Deliverability Trends 2027: Auth, AI Filters & What to Expect
2027 email trends: stricter auth, smarter AI filters, engagement-weighted placement.
Email Hosting Cost Statistics 2026: What Businesses Actually Pay Per Mailbox
Email hosting cost benchmarks for 2026. The spread is 40x—most SMBs don't know where they fall.
How to Set Up MTA-STS and TLS-RPT in 2026: Enforce Encrypted Mail Delivery
MTA-STS setup guide: policy file, DNS, TLS-RPT reports. Stop downgrade attacks.