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Email deliverability
Email deliverability
insights & guides.
Best practices, deep dives, and updates from the team building SMTP Wizard.
Guide · Jun 2026
What is SPF, DKIM & DMARC?
The three DNS records every email sender must have — and how SMTP Wizard sets them up automatically.
Read more →Guide · May 2026
Choosing the right VPS for SMTP
Not all servers are equal for email. Here's what to look for in a VPS provider to maximise deliverability.
Read more →Update · Apr 2026
SMTP Wizard v2: now with Cloudflare DNS
One-click Cloudflare OAuth integration means your DNS records are published automatically after every build.
Read more →More articles coming soon. Follow us or check back later.