Web-based Uptime Monitor Services

AI-driven monitoring platform providing incident management, real-time logs, uptime, traces, error tracking, infrastructure analytics, and real user monitoring.

Monitor up to 50 sites with 5-minute intervals for free. Receive alerts by email, SMS, calls, and integrate with platforms for seamless updates.

An easy way to check whether a website is down for everybody, or just your own computer.

Open-source interface for querying, analyzing, and visualizing structured or unstructured data in Elasticsearch with AI, dashboards, and automated incident response.

Monitors uptime, downtime, and website performance in real time using synthetic and real user data, with instant alerts, customizable reports, and analytics.

Comprehensive network monitoring includes up/downtime tracking, traffic analysis, and performance metrics using SNMP, WMI, and NetFlow protocols.

HetrixTools is a monitoring service that offers tools for tracking uptime, blacklist status, and server monitoring. It alerts users to potential downtime and provides 15 free uptime monitors that check every minute from various global locations.

Instant status pages load up to 10x faster, support unlimited team members, notify all subscribers without extra fees, and offer static uptime monitoring at a fraction of competitors’ cost.

Tracks uptime and performance for up to 10 websites, sends alerts via multiple channels, offers root cause analysis, and a free plan with page speed reports.

Healthchecks.io is a service for monitoring cron jobs and similar periodic processes:

Get instant website downtime alerts via phone call, SMS, email, or Slack, monitor global uptime in real time, create status pages, and manage incident reports.

Advanced hosted status pages. Offering a complete REST API, native curl-like monitoring, metrics, semantic statuses, informational, maintenance, and scheduled issues, and more.

Real-time website monitoring with every-minute checks, global locations, detailed uptime and performance reporting, customizable alerts, and incident detection.

Uptime monitoring service with built-in Statuspages.

Server monitoring with metrics, logs, alerts, and mobile access. One-command install, simple UI only setup and a clear pricing.

Pinpoint and solve performance issues in your Ruby, Java, .NET, PHP and Python apps with real user, application and server monitoring.

Uptime monitoring for all your things, including internal services.

Loopr is an open-source, cloud-native URL monitoring and uptime tracking platform. It features real-time health checks, intelligent alerting, distributed worker nodes, and detailed analytics for websites and APIs.

Downdetector monitors over 3,000 services in 25 countries including telecommunication outages (internet, phone and TV service), online banking problems, websites that go down and apps that aren’t working.

StatsUp combines privacy-focused web analytics and uptime monitoring in one tool. Track pageviews, referrers, clicks, and site performance without cookies or invasive tracking. Manage multiple sites from a single dashboard. No bloat, just actionable insights.

A modern, all-in-one monitoring platform designed to replace cluttered legacy tools with project-based organization, server resource tracking, and unified security dashboards.

Website Monitoring, Website Monitoring Service, Server Monitoring.

SaaS monitoring tool for linux servers and websites. Think up-time robot but with more features. You can monitor your linux hosts, windows hosts under development.

Netweak is a delightful, minimalist monitoring platform that gives you insights on performance and availability for your linux servers & websites.

Screpy is a web analysis tool that can analyze all pages of your websites in one dashboard and monitor them with your team. Powered by Lighthouse.