How to Check Website Response Time from Outside Your Network

https://atomic-wiki.win/index.php/How_to_Check_Website_Response_Time_from_Outside_Your_Network

To check your site's response time from outside your network, use a web-based tool like Pingdom or GTmetrix, which test from global locations without needing your internal access. Alternatively, run a curl command from an external server or service like the AWS Lambda console, specifying the -w flag for timing details. This reveals real-world performance issues invisible from inside.