Request headers:

Array
(
    [Host] => request.dk
    [Accept-Encoding] => x-gzip, gzip, deflate
    [User-Agent] => CCBot/2.0 (http://commoncrawl.org/faq/)
    [Accept] => text/html,application/xhtml+xml,application/xml;q=0.9,*/*;q=0.8
    [If-Modified-Since] => Fri, 19 Jan 2018 05:40:50 GMT
    [Content-Length] => 0
)

IP: 23.20.245.192

if($_SERVER['REMOTE_ADDR'] == '23.20.245.192')

if($_SERVER['HTTP_USER_AGENT'] == 'CCBot/2.0 (http://commoncrawl.org/faq/)')