Single tool that monitors all aspects of websites, including availability, domain, certificate, security and script errors.
- Uptime Monitor Service
- Freemium • Proprietary
- Online

Single tool that monitors all aspects of websites, including availability, domain, certificate, security and script errors.

Continuously monitors your internet connection by contacting multiple public servers, writes a log with the exact time and length of any failures.



Fluxguard uses Google headless Chrome to monitor entire sites for changes. It provides 3 different levels of change monitoring, pixel change detecting comparing screenshots, code-level comparison of the rendered DOM, and extracted text comparison.

Wormly offers server monitoring, website monitoring and uptime monitoring to keep you online and performing fast. Remote monitoring from outside the firewall alerts you when failures occur, while internal server health monitoring reveals problems before they cause downtime.
You can monitor up to 5 URLs with 1-minute monitoring interval, for FREE!.
Sematext Experience is a real user monitoring solution that offers 100% visibility into your website or web app that affects your users’ experience.

Check your domain’s health in seconds. Domain Comfort scans SSL, DNS, and email setup for issues. It's built for calm, fast, and reliable monitoring.

Monitor your website, REST API, SSL, Domain, Server, Port. Free 5 monitors. Checked every 5 minutes.
Get alerted if your website is down via email, teams, webhook etc.

Simple website uptime and cron job monitoring. We check operational status of your website and notify you when your server is not responding or your nightly backups, weekly reports and scheduled tasks don't run on time.

UPSONAR.IO is an uptime monitoring service with a unique approach: we don't just ping your server - we parse your HTML and verify every external dependency.

Monitoring the availability of websites or servers and controlling performance and response time. Receiving alerts when a test result is negative. Discovery offer for monitoring a website for free.

Get notified by the simplest uptime monitoring service in the world, when your website is down or your certificate becomes invalid. No more, no less.

IsZDown monitors the downtime of thousands of applications, websites, and services across the world including SAAS services, internet, phone, electricity, apps, and websites that go down and apps that aren’t working.

Downhound provides outage information for over 14,000 websites, apps, games & internet providers.

Notify users when incident happens and show your service uptime to your customers via your public status page & various integration channels StatusEntry provides.

Monitors website uptime, broken pages, SSL certificates, DNS changes, domain renewals, cron jobs, and SEO, delivering real-time alerts and reports.

Get notified about downtime before your customers do. Statustes monitors your websites, apps, and servers 24/7, providing real-time alerts and detailed insights. Stay ahead of performance issues and ensure a smooth user experience with customizable status pages.

Robotalp is an all-in-one monitoring solution that ensures your website's uptime and performance with 11 different monitoring functions and a status page.

Check if a website is down or just for you. Get real-time website status, outage reports, and global server response times. Stay updated with the latest downtime alerts and user reports.

Opsview Monitor Mobile allows you to monitor what's important, anywhere, anytime. You can manage the health of your physical, virtual and cloud based systems all from the comfort of your mobile. Get the free app and make monitoring easy again.



Avoid traffic and sales loss, be alerted when your website is down! Monitor all of your web services (site, server, database, ...) 24/7 with our multiple check locations in Europe/USA. Available in 5 languages!.

Take control of your monitoring with Spectate. Our efficient platform offers efficient monitoring and incident management tools, so you can stay ahead of potential issues and keep your projects running smoothly.

EzUptime is a website uptime monitoring solution that provides real-time monitoring, instant alerts, and detailed performance analytics to ensure your website remains online and reliable.

Smarter dashboards for engineering, product, and IT. Instant access to 100+ data sources.

An all-in-one website uptime monitoring service that checks website availability, monitors downtime incidents, tracks domain and SSL expiration, assesses domain online reputation, measures page and server loading speed, and captures automatic screenshots.
