Website Uptime Monitoring
Monitor your websites, APIs, and infrastructure services from the US, EU, and APAC. Know the moment something goes down—before your customers do. 1-minute checks, multi-region confirmation, instant alerts.
Monitor your websites, APIs, and infrastructure services from the US, EU, and APAC. Know the moment something goes down—before your customers do. 1-minute checks, multi-region confirmation, instant alerts.
Paid plans include checks as frequent as every 60 seconds so you catch issues fast.
Send requests with custom headers and body to match your exact API or website setup.
Check if any TCP port is open and accepting connections — databases, Redis, SMTP, SSH, and more.
Verify DNS records resolve correctly. Supports A, AAAA, CNAME, MX, TXT, NS, SOA, and SRV records with optional expected value validation.
Test basic host reachability with ICMP ping. Ideal for bare-metal servers, network equipment, and IoT devices.
Your service pings a unique URL on a schedule. If a ping is missed, we alert you. Perfect for cron jobs, CI/CD pipelines, and background workers.
Monitors run from the US, EU, and APAC to detect regional outages and latency differences.
Define exactly which HTTP status codes are acceptable and check for keywords in the response body.
Before alerting, Webalert confirms downtime from multiple regions to eliminate false positives.
Every check records response time so you can spot performance degradation over time.
Enter your website or API endpoint. Configure check interval, expected status code, and optional keywords.
Webalert pings your site from multiple regions at the interval you choose. Every check is logged.
If something goes wrong, you're notified via Slack, email, SMS, or webhook—within seconds.
Get alerts before your SSL certificates expire. Automatic detection and configurable reminders.
Give your customers a branded status page with real-time updates and custom domain support.
Track response times across regions and get alerted when performance degrades.
Monitor TCP ports, DNS records, and Ping/ICMP endpoints across your infrastructure.
Anomaly detection, flap suppression, and alert correlation to reduce noise and surface real issues.
Free forever plan with 3 monitors. No credit card required. Set up in under 2 minutes.