https://mage2check.com is the best Tool to check whether your ecommerce store or website has been created by using Magento 2 or Not.
Please hit URL [ https://mage2check.com ] & put your ecommerce store or website URL & click on Go Button & Display Result as any of them as below.
[1] Magento 2 Community Edition With Version.
[2] Magento 2 Enterprise Edition With Version.
[3] Magento 2 Enterprise Cloud Edition With Version.
Please follow YouTube Video for further details as