Suped

Test your email for spam and deliverability issues

Improve your email deliverability with our free email tester.
Email deliverability

Your deliverability score, simplified

Get a real-time deliverability score that breaks down key factors affecting your email's inbox placement. Identify issues before they impact your campaigns.
Your deliverability score, simplified
Authentication and infrastructure

Ensure your emails are verified and secure

Automatically verify SPF, DKIM, and DMARC records to prevent spoofing and spam filtering.
Ensure your emails are verified and secure
Email preview

See how your emails appear in every inbox

Test how your email renders across different clients and devices before sending.
See how your emails appear in every inbox
AI powered content analysis

Craft emails that land in the inbox

Our email deliverability agent audits your email content, analyzing subject lines, structure, and spam triggers to boost deliverability. Get actionable insights to optimize every send.
Craft emails that land in the inbox
G2 5-star rating laurel

Customers love Suped for DMARC monitoring

Alliance Group logo
"Before using Suped, our biggest challenge was not knowing whether our emails were actually reaching inboxes or just disappearing into spam filters. We could measure opens and clicks, but we couldn't see the real delivery picture. It felt like flying blind."
John Porteous
Group IT Manager, Alliance Group
DMARC monitoring

Start monitoring your DMARC reports today

Suped DMARC platform dashboard

What you'll get with Suped

Real-time DMARC report monitoring and analysis
Automated alerts for authentication failures
Clear recommendations to improve email deliverability
Protection against phishing and domain spoofing