ServersUp.net can check a number of different services on different hosts to make sure those services are up and running. It will send alerts when the statuses change.
Port Monitor Alternatives
Port Monitor is described as 'Easy and online tool that does website and server monitoring for you 24/7 every 60 seconds and sends you or your co-workers instant email/push notifications when something goes wrong' and is a very popular Uptime Monitor service in the network & admin category. There are more than 100 alternatives to Port Monitor, not only websites but also apps for a variety of platforms, including SaaS, Linux, Windows and Android apps. The best Port Monitor alternative is Uptime Kuma, which is both free and Open Source. Other great sites and apps similar to Port Monitor are UptimeRobot, Nagios, Pingdom and StatusCake.
Alternatives list
Statsignal is the simplest and most cost-effective way to monitor your website or server and publish a status page of your system. No plans, pay as you go. Free monitors available.
Cost / License
- Freemium (Subscription)
- Proprietary
Application types
Platforms
- Software as a Service (SaaS)


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

Analyze and Speed up your Magento website. Find easily why your website is slow and appropriate solutions from your desk, without spending thousands of $ in high profile experts.
Cost / License
- Paid
- Proprietary
Application types
Platforms
- Online
- Magento Community Edition

Website monitoring made simple yet powerful. Get notified when your site experiences an outage via your choice of method. Escalate when needed.
Cost / License
- Subscription
- Proprietary
Application type
Platforms
- Software as a Service (SaaS)


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Cloudeprobes is a monitoring tool for checking the up-time. It performs simultaneous, configurable checks for websites, servers or API endpoints from multiple locations, analyzes the responses and sends notifications when intolerable downtime occurs.
Cost / License
- Subscription
- Proprietary
Application types
Platforms
- Online
- Software as a Service (SaaS)
Cost / License
- Free
- Proprietary
Application types
Platforms
- Online
Uptime Monitor: Start monitoring in less than 30 seconds. Free Monitoring Robot for Uptime of your website, keyword, cronjob, port. Get notified by by phone, voice, email, sms and more. Website Uptime Monitor, Keyword monitor, Network uptime monitor, Cron monitor, Job...
Cost / License
- Freemium (Subscription)
- Proprietary
Application type
Platforms
- Online
- Software as a Service (SaaS)
As of May 2015, Browsermob is dead.
"Website monitoring for the masses. From basic free plans to enterprise level solutions, BrowserMob has it all - try our FREE website monitoring performance test.".
- 109 Downdetector alternatives
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.
Cost / License
- Freemium (Subscription)
- Proprietary
Application type
Platforms
- Online
- Android
- iPhone
- Android Tablet
- iPad


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