Enter your domain. Get an instant, 100% free deliverability health check on your DNS. Discover plain English fixes and copy-paste exact records.
Free Scan · No signup required · 3 checks per day
Type in your domain name. We immediately query public servers and blacklists. No login necessary.
See your deliverability score out of 100 with clear, plain-English explanations of all security issues.
Copy the ready-made TXT and MX records generated by our engine, update your DNS, and stay out of spam.
Discover how business owners, store managers, and developers restored their email trust score.
"InboxFixer solved my customer order confirmation delivery issues instantly! My SPF was completely missing. The copy-paste DNS record generator took me 3 minutes and now everything hits the inbox."
"Before InboxFixer, our cold outreach open rates dropped by 18%. The scanning engine pinpointed our DKIM signature alignment misconfiguration. Back to 99% placement now!"
"Best $9/month spent. The continuous monitoring alert emailed me immediately when our host had a DNS outage that dropped our DMARC policy. Prevented a massive spoofing liability."