AgentSlug.com is simple but perspective application to monitor your website. For now, you can find there a full featured uptime monitoring tool. However, the app is developed constantly to provide complementary webmaster tools in the nearest future.




Downdetector is described as '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' and is a Uptime Monitor service in the news & books category. There are more than 100 alternatives to Downdetector for a variety of platforms, including Web-based, SaaS, Linux, Self-Hosted and Android apps. The best Downdetector alternative is Uptime Kuma, which is both free and Open Source. Other great apps like Downdetector are Tianji, UptimeRobot, Pingdom and Kener.
AgentSlug.com is simple but perspective application to monitor your website. For now, you can find there a full featured uptime monitoring tool. However, the app is developed constantly to provide complementary webmaster tools in the nearest future.




Monitor your websites and APIs from multiple locations around the world and get notified by smart alerts. Get daily, weekly and monthly availability reports along with performance metrics.



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.


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.


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

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.


AlertFox can monitor even complicated steps, (e.g., the complete check out process, not just store uptime)! Only AlertFox can monitor the function and performance of sites that rely on any of the major rich internet applications (RIA), including ActiveX, AJAX, Flash, Flex...

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.

This is a Website for monitoring the Status of companies on the web. We have an internet service Up/Down Check and Global Map reporting.



Description by owner: "Monitors your website/server for free, 30 seconds interval. Complete delivery test for e-mail servers (sends an e-mail, waits for it to arrive). Alerts via SMS/e-mail. Worldwide network.
Write your own scripts and execute when servers goes down (and u.



It is also free for premium service. just drop an email to them.