Scan Failed

Scan doens’t work anymore. In the log file I can find this one.

 [Apr 07 11:06:03] Scan stop request received.
    [Apr 07 11:09:06] Ajax request received to start scan.
    [Apr 07 11:09:06] Entering start scan routine
    [Apr 07 11:09:06] Got value from wf config maxExecutionTime: 20
    [Apr 07 11:09:06] getMaxExecutionTime() returning config value: 20
    [Apr 07 11:09:10] Test result of scan start URL fetch: array ( 'headers' => Requests_Utility_CaseInsensitiveDictionary::__set_state(array( 'data' => array ( 'date' => 'Sun, 07 Apr 2019 17:09:08 GMT', 'server' => 'Apache', 'expires' => 'Thu, 19 Nov 1981 08:52:00 GMT', 'cache-control' => 'no-store, no-cache, must-revalidate', 'pragma' => 'no-cache', 'x-pingback' => 'https://www.basicbananas.com/xmlrpc.php', 'link' => '; rel="https://api.w.org/", ; rel=shortlink', 'set-cookie' => array ( 0 => 'ATNhEMH=UJ%5BohLz; expires=Mon, 08-Apr-2019 17:09:09 GMT; Max-Age=86400; path=/', 1 => 'AJsb-wLO=wEDY5S%2An; expires=Mon, 08-Apr-2019 17:09:09 GMT; Max-Age=86400; path=/', 2 => 'yCEIMbl-B_dq=_EY7ywu2bJLj; expires=Mon, 08-Apr-2019 17:09:09 GMT; Max-Age=86400; path=/', ), 'vary' => 'Accept-Encoding', 'content-encoding' => 'gzip', 'con
    [Apr 07 11:09:10] Starting cron via proxy at URL https://noc1.wordfence.com/scanp/www.basicbananas.com/wp-admin/admin-ajax.php?action=wordfence_doScan&isFork=0&scanMode=highsensitivity&cronKey=22d298fee4f3baeb0d3f469194631030
    [Apr 07 11:09:11] Scan process ended after forking.

Also in the Tools -> Diagnostics -> Connectivity I can find under “Connecting back to this site” as following

wp_remote_post() test back to this server failed! Response was: 200 OK
This additional info may help you diagnose the issue. The response headers we received were:

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