https://chromewebstore.google.com/detail/mobile-friendly-test-cmla/heboibihmeapapljkcpgfibclaebbkep
Mobile Friendly Test helps you evaluate how well your website performs on mobile devices.
mobile friendly testchrome web storecmlabstools
https://tools.cmlabs.co/en/ping-tool
With Ping Tool, a ping checker by cmlabs, you can test the existence of IP addresses, analyze the network quality, and many more. Try now!
pingtoolreliablecheckercmlabs