1 Generate API Key An API key is needed to match the ownership of the domain with submitted URLs. b19839a9cefd4bcca5eec9bbfea2ed7a 2 Host your API key Host your UTF-8 key file at the root of your website:https://www.example.com/b19839a9cefd4bcca5eec9bbfea2ed7a.txtwith the key...