Website Monitoring & Internet Diagnostics Platform
NetTests.NET combines uptime monitoring, synthetic monitoring, API monitoring, and performance monitoring with 130+ free network diagnostic tools. Track website availability, schedule automated website health checks, and run external monitoring from locations worldwide — so you know before your users do.
Site Monitoring
Run any combination of our 130+ diagnostic tools against your sites on a schedule. Track uptime, TLS health, DNS records, email authentication, response times, and security headers — all in one place.
- ✓ Ping, traceroute, MTR — latency & packet loss
- ✓ TLS certificate expiry & chain validation
- ✓ DNS record integrity & propagation
- ✓ DMARC, SPF, DKIM email authentication
- ✓ HTTP security headers grading
- ✓ Full page load timing & resource waterfall
Report Building
Build custom reports from any set of tools, then schedule them to run automatically. Every result is stored, versioned, and delivered to the right people — automatically.
- ✓ Drag-and-drop report builder — no code needed
- ✓ Run once, hourly, daily, weekly, or custom cron
- ✓ Results delivered by email on every run
- ✓ Critical-threshold alerts via SMS
- ✓ Notifications to Slack & MS Teams channels
- ✓ Historical trend view across every run
Built for Agencies
Managing dozens or hundreds of client sites? The Agency Dashboard gives you a single pane of glass — every client site, every report, every alert — across your whole portfolio.
- ✓ Monitor an entire portfolio of client sites
- ✓ Per-client dashboards with white-label reports
- ✓ Team access with role-based permissions
- ✓ Bulk scheduling — run the same report across all clients
- ✓ Alert escalation by severity — SMS only on critical
- ✓ Slack & Teams integration per client workspace
Ready to get started?
Create a free accountNo credit card required — free plan includes 1 site and all diagnostic tools.