UptimeRobot
The ultimate uptime monitoring service. Get 50 monitors with 5-minute checks completely free. Set up in seconds and stay informed about your website’s health at all times.
Website monitoring: Get instant alerts when your website goes down. Reliable and accurate monitoring helps you fix issues before they affect users and prevent revenue loss.
SSL certificate monitoring: Avoid losing visitors due to expired SSL certificates. Get notified 30 days before expiration so you can renew in time.
Ping and port monitoring: Check if your server is online or if your email service is running on port 465. Monitor any port you need with real-time alerts.
Cron job monitoring: Track scheduled tasks with heartbeat monitoring. We verify if the request arrives on time, making sure server-side jobs and internet-connected devices are running properly.
Status pages: Create up to 100 branded status pages, protect them with a password, and allow subscribers to receive updates.
Stay informed with email, SMS, voice calls, push notifications, or integrations with Slack, Zapier, PagerDuty, Telegram, Discord, Microsoft Teams, Google Chat, and more.
Maintenance windows: Pause monitoring when you schedule downtime to avoid unnecessary alerts
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Uptime.com
Uptime.com website monitoring solutions provide unmatched visibility and availability, empowering engineering, operations and SRE teams to monitor & respond to their most essential services. Simple & intuitive industry leading Enterprise-grade features delivered at a fair price, that are continuously improving.
G2, Sourceforge and TechRadar Pro have recognized us as one of the world’s best uptime monitors for several consecutive years, including this one. Try 100% free.
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UpTime.onl
Comprehensive external monitoring for your website ensures its functionality around the clock. We operate 24/7 without requiring any installation, making it incredibly user-friendly. Whether you only need to verify the operation of a single index page or want to monitor all your pages for complete assurance, we have you covered. Our service continuously checks your website's availability, response time, and the status of your SSL/TLS certificates. If any issues arise, you will be promptly notified, giving you peace of mind and the ability to act swiftly. With our monitoring, you can focus on your business while we handle the technical oversight.
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WebGazer
WebGazer combines uptime monitoring, cron job oversight, and visually appealing status pages into a single platform tailored for your business. This all-in-one solution ensures your operations remain seamless and uninterrupted. With the ability to track both websites and REST API endpoints, WebGazer evaluates service health by dispatching HTTP requests at customizable intervals, promptly alerting you if any issues arise. To mitigate alert fatigue, the tool conducts further validation checks upon detecting a problem, sending notifications only after the incident has been confirmed. You can receive immediate alerts through various channels, including email, webhooks, PagerDuty, Slack, SMS, and phone calls whenever an incident is reported. Service status can be monitored as frequently as every minute, with the option to extend the interval to as long as 24 hours if desired. Identifying performance dips early can be crucial, as they may signal a potential crisis on the horizon. By addressing these performance concerns proactively, you can avert incidents before they escalate. It's essential to stay ahead of issues to maintain the integrity of your services.
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