Get a full email deliverability audit in 30 seconds. Check your SPF, DKIM, DMARC, blacklists, and more — with plain-English fix instructions for your exact DNS provider.
No signup required. Free forever for basic checks.
Verify authorized email senders
Validate email signatures
Check authentication policies
Verify mail server setup
Check 10+ spam blocklists
Tailored fix instructions
Email deliverability isn't just a technical concern—it directly impacts your bottom line. When your emails consistently land in spam folders, you're not just missing opens—you're losing revenue, damaging customer trust, and wasting marketing spend.
Major email providers like Gmail, Yahoo, and Outlook have become increasingly sophisticated in their filtering algorithms. They now require proper email authentication (SPF, DKIM, DMARC) as a baseline for inbox placement. Domains without these records are automatically flagged as suspicious and routed to spam or rejected entirely.
The problem is compounded by the fact that most businesses don't realize they have a deliverability issue until it's too late. By the time customers stop replying or complaint rates spike, you've already suffered reputational damage that's difficult to recover.
Regularly monitoring your email deliverability is like getting a credit score check—it helps you catch problems early before they escalate. With EmailGrade, you get a clear A-F grade that shows exactly where you stand and what specific actions you need to take to improve your inbox placement rates.
Gmail, Yahoo, and Outlook now reject emails from domains without proper authentication.
One misconfigured DNS record can send ALL your emails to spam.
Most businesses don't know they have a problem until customers stop replying.
Type your domain name — no signup needed.
We run 6+ checks and give you an A-F score.
Copy-paste instructions for your exact DNS provider.