Live telemetry on your sender reputation and ISP health
Don't wait for customer complaints to discover delivery issues. Mailofly's radar monitors inbox placement, latency spikes, and bounce velocity in real time.
Telemetry updates
ISP reputation monitors
Throttling alerts
Engineered for developer velocity
ISP breakdown charts
View delivery latency, acceptance rates, and bounce percentages separated by Gmail, Outlook, Yahoo, and iCloud.
Automated throttle alerts
Get notified immediately via Slack, email, or webhook when an ISP begins rate-limiting your domain.
Domain reputation score
Aggregated health score combining DMARC pass rates, spam complaints, and bounce trends.
How it works
Connect your domain
Verify SPF and DKIM records to initialize automated reputation tracking.
Monitor live delivery streams
Watch transactional emails route through regional ISP clusters in real time.
Receive proactive alerts
Take immediate action if bounce rates rise or spam complaints tick upward.
Explore related features
Automated webhook events
Receive instant HTTPS event webhooks for every message state change with cryptographic HMAC signature verification and automatic retries.
Instant bounce diagnostics
Automatic classification of soft vs. hard bounces with precise SMTP reply codes, server error messages, and remediation recommendations.
Auditability & event verification
Immutable message history and cryptographic proofs that confirm exactly when an email was dispatched, accepted, and opened.
Ready to build with Real-time deliverability radar?
Join thousands of engineering teams delivering transactional and lifecycle email with blazing speed and zero downtime.