Warning: fopen(http://webservices.amazon.de/onca/xml?Service=AWSECommerceService&Operation=ItemSearch&ContentType=text%2Fxml&Validate=False&XMLEscaping=Single&BrowseNode=299804&AWSAccessKeyId=1AK2TJJ9Q588FCNSY302&SearchIndex=Books&ItemPage=3&AssociateTag=gerster&ResponseGroup=Small,Images,Reviews,Offers&Sort=salesrank&Timestamp=2017-10-22T19:18:46Z&Signature=bBB%2B5GhHZB3T%2BGB7UNWb8lypP%2BAx6ISgfMox1z%2B9Dqg%3D): failed to open stream: HTTP request failed! HTTP/1.1 503 Service Unavailable in /var/www/vhosts/schwedentor.de/httpdocs/php-bin/aws4.php on line 435
Can't get data from Amazon.