uceprotect checker

uceprotect.php

<?php

if(!function_exists('curl_init')) {
	die('cURL not available!');
}

$curl = curl_init();
curl_setopt($curl, CURLOPT_FAILONERROR, true);
curl_setopt($curl, CURLOPT_FOLLOWLOCATION, true);
curl_setopt($curl, CURLOPT_REFERER, 'http://www.uceprotect.net/en/rblcheck.php');
curl_setopt($curl, CURLOPT_COOKIEJAR,   dirname(__FILE__).'/1.php');  //initiates cookie file if needed
curl_setopt($curl, CURLOPT_COOKIEFILE,   dirname(__FILE__).'/1.php');  // Uses cookies from previous session if exist

curl_setopt($curl, CURLOPT_RETURNTRANSFER, true);
curl_setopt($curl, CURLOPT_URL, 'http://www.uceprotect.net/en/rblcheck.php?ipr=185.237.85.21');
$output_0 = curl_exec($curl);

$dom = new DOMDocument();
@$dom->loadHTML( $output_0);
$xpath = new DOMXPath($dom);
$table=$xpath->query("//input[@name='subchannel']")->item(0);

curl_setopt($curl, CURLOPT_URL, 'http://www.uceprotect.net/en/rblcheck.php');
curl_setopt($curl,CURLOPT_POST, true);
curl_setopt($curl,CURLOPT_POSTFIELDS, 'whattocheck=IP&ipr=185.237.85.21&subchannel='.$table->getAttribute("value"));


$output = curl_exec($curl);
if ($output === FALSE) {
	echo 'An error has occurred: ' . curl_error($curl) . PHP_EOL;
} else {

	if( preg_match("#asn-details.php(.*?)'#i" , $output , $match )){
		print 'http://www.uceprotect.net/en/asn-details.php'.$match[1];
		
		curl_setopt($curl, CURLOPT_URL, 'http://www.uceprotect.net/en/asn-details.php'.$match[1]);
		$output_2 = curl_exec($curl);
		if ($output_2 === FALSE) {
			echo 'An error has occurred: ' . curl_error($curl) . PHP_EOL;
		} else {
			$document = new DOMDocument;
			@$document->loadHTML($output_2);
			$xpath = new DOMXPath($document);
			$trs = $xpath->query('//tr');
			$array = [];
			$array_top = [];
			foreach ($trs as $key => $tr) {
				$td = $xpath->query('td', $tr);
				
				foreach ($td as $value) {
					$array[$key][] = $value->nodeValue;	
				}
				if( isset( $array[$key][1] )){
					if( $array[$key][1] > 3 ){
						$array_top[]=$array[$key][0];
					}
				}
			}
			if( ! empty( $array_top)){
				print'سلام لطفا این آی پی ها را بلاک کنید'.PHP_EOL.implode( ',' , $array_top );   
			}
		}
	}else{
		print 'error';
		echo $output;

	}
}
?>