I use Uptime.com for RUM and it has ability to monitor from multiple global location.

It’s a reliable tool for monitoring infrastructure. It’s also easy to use and integrates well with a wide range of services.

I use Uptime.com to monitor website availability and ensure all services are running without downtime. The real-time alerting system and detailed monitoring insights are the most valuable features, helping in quick issue identification and fast response. Real-time alerts notify me instantly about any outages, allowing for quick response, while detailed monitoring insights help in analyzing root causes and preventing recurring issues. The initial setup was fairly straightforward and easy to get through. The interface is intuitive, which made configuring monitors and alerts quick. Most basic setups could be completed without much effort, and the documentation was helpful when needed.