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In this tutorial, you will learn how to set up a monitoring device to check for SSL Certificate expiration. Set a reminder and configure alerts to get notified before your SSL Certificates expire! Learn more about SSL Certificate monitoring with Dotcom-Monitor.

In this tutorial, you will learn how to set up a monitoring device to monitor from behind the Great Firewall of China. See firsthand how performance issues from China can impact your website performance across different geo-locations. We'll show you how to filter out specific elements on your page so you don't get alerted of known issues. Learn more about the monitoring solutions from Dotcom-Monitor -

In part 2 of this 4 part series, you’ll learn how to instrument your NodeJS application to capture custom method-level spans, allowing visibility into how specific methods behave in your application. Flame graphs allow for deep insight into the performance of your code. During instrumentation, we can capture custom spans for deeper layers of visibility in the resulting flame graphs. In this video, we use instrumentation to capture a method-level span, allowing us to see the performance of that specific method in our flame graphs in the Datadog UI.