Sentinel is a comprehensive uptime monitoring solution that ensures your websites are always operational. With 24/7 monitoring, Sentinel alerts you the moment something goes wrong, providing the visibility needed to stay ahead of downtime. Key features include:

• Interval-based monitoring: Customize the frequency of checks, from every minute to every hour, ensuring your sites are polled on your schedule.

• Instant email alerts: Receive notifications the moment a site goes down, slows down, or comes back up, with alerts triggered only by real status changes.

• SSL certificate tracking: Avoid expired certificates with warnings issued when SSL is nearing expiry.

• Response time thresholds: Define what "slow" means for your site, with alerts for degraded performance before users notice.

• Content verification: Ensure your page serves the correct content, with alerts if expected text disappears.

• Multi-account support: Each account has its own isolated dashboard and settings, keeping your sites separate from others.

Setting up Sentinel is straightforward: simply add your website, set thresholds for monitoring, and receive instant alerts for any changes. The dashboard reflects live status updates in real time. Sentinel is free to use, requires no credit card, and takes just 30 seconds to set up. Start monitoring today and stop worrying about downtime.