HTTP_REFERER->
SERVER_NAME-> ipvx.info
REMOTE_ADDR-> 3.229.117.123
このPHPはcURLでREFERERを「https://rensrv.com/」として実行しています。(偽装)
stdClass Object
(
    [error] => stdClass Object
        (
            [code] => 403
            [message] => Requests from referer https://rensrv.com/ are blocked.
            [errors] => Array
                (
                    [0] => stdClass Object
                        (
                            [message] => Requests from referer https://rensrv.com/ are blocked.
                            [domain] => global
                            [reason] => forbidden
                        )

                )

            [status] => PERMISSION_DENIED
            [details] => Array
                (
                    [0] => stdClass Object
                        (
                            [@type] => type.googleapis.com/google.rpc.ErrorInfo
                            [reason] => API_KEY_HTTP_REFERRER_BLOCKED
                            [domain] => googleapis.com
                            [metadata] => stdClass Object
                                (
                                    [service] => customsearch.googleapis.com
                                    [consumer] => projects/796635646746
                                )

                        )

                )

        )

)