PHP curl exec failing on good url -

i have made other calls using curl different site, url: https://api.eveonline.com/account/apikeyinfo.xml.aspx?keyid=5710518&vcode=qiav0wxj9v8t7ajmkn58fwlw6x55un06pt8srfljnbfagvbuwbx2cswloo4gkjvs

and code believe correct

            $service_url = 'https://api.eveonline.com/account/apikeyinfo.xml.aspx?keyid=5710518&vcode=qiav0wxj9v8t7ajmkn58fwlw6x55un06pt8srfljnbfagvbuwbx2cswloo4gkjvs';             $curl = curl_init( $service_url );             curl_setopt( $curl, curlopt_returntransfer, true );             $curl_response = curl_exec( $curl );             if ( $curl_response === false ) {                 $info = curl_getinfo( $curl );                 curl_close( $curl );                 die( 'error occured during curl exec. additioanl info: ' . var_export( $info ) );             }             curl_close( $curl );             $xml = simplexml_load_string( $curl_response );             print_r($xml); 

all eror information says there error during curl exec. there no additional information , nothing able find on google help