Dotcom-Monitor had an outage between 03:30 – 07:50 CST 03/16/2017 with its Phone and SMS provider that effected delivery of SMS and Phone alerts. Email alerts, monitoring and reporting was not effected.
How to Use Google PageSpeed Insights Correctly: A Technical Guide
PageSpeed Insights is a Google web tool that analyzes web page performance and optimization. It provides valuable insights and recommendations to help website developers improve