Built by those who built The Web

Website Monitoring made simple

Monitor website uptime and performance with real-time alerts and detailed analytics. Built for developers, designed for scale.

Free tier available to all our waitlisted friends

// Monitor sites with isup.dev

import { IsUp } from "@isup/sdk";

const monitor = new IsUp("your-api-key");

await monitor.create({

url: "https://yoursite.com",

interval: "1m",

alerts: ["email", "slack"]

});

// Get status

const status = await monitor.getStatus();

Everything you need to succeed

Powerful features designed to help you build better applications.

Monitor your websites every minute from multiple global locations with instant alerting.

Monitor SSL certificates, security headers, and compliance with automated notifications.

Track response times, uptime statistics, and performance trends with detailed reporting.

Monitor REST APIs, GraphQL endpoints, and custom scripts with advanced health checks.

Check from 20+ locations worldwide to ensure your site is accessible everywhere.

Email, SMS, Slack, and webhook notifications with escalation policies and integrations.

99.9%

Monitoring Uptime

< 30s

Alert Time

1M+

Checks Daily

20+

Global Locations

Join thousands of developers monitoring with isup.dev