14 checks · Real-time analysis
Stop landing in spam
Send a test email, get a deliverability score out of 100 with actionable fixes. 14 diagnostic checks in seconds.
How it works
1
Start a test
We generate a unique test email address for you.
2
Send your email
Send from your real email provider — Gmail, Outlook, SendGrid, anything.
3
Get your score
14 checks run instantly. You get a score and exactly what to fix.
14 Diagnostic Checks
Every check that matters for getting your emails delivered.
SPF
Sender Policy Framework validation
DKIM
DomainKeys Identified Mail signature
DMARC
Domain-based Message Authentication
Reverse DNS
PTR record verification
IP Blacklists
10 major blocklists checked
Domain Blacklists
4 URI blocklists scanned
Body Blacklists
Links checked against blocklists
BIMI
Brand logo readiness
HTML Best Practices
11 HTML quality checks
Subject Line
Capitalization, length, red flags
Short URLs
URL shortener detection
Unsubscribe Header
List-Unsubscribe compliance
Broken Links
Every link HTTP-verified
Spam Trigger Words
Content pattern scanning