Check the response to an HTTP request with a URL

How search engine crawlers do they see your Web pages, what information is returned in response to an HTTP request.

This is an example of interface, it is not functional, download the script linked below to get a fully functional tool.

Enter full URL to test:

Result

Source code

function sockAccess($server, $page)
{
   $errno="";
   $errstr="";
   $fp=0;
   $fp=fsockopen($server, 80, $errno, $errstr, 30);
   if($fp===0)
   {
      die("Error $errstr ($errno)");
   }
   $out="GET /$page HTTP/1.1\r\n";
   $out.="Host: $server\r\n";
   $out.="Connection: Close\r\n\r\n";
   fwrite($fp,$out);
   $content = "";
   $counter = 0;
   while (!feof($fp) && $counter < 8) 
   {
	    $line = trim(fgets($fp, 128)); 
	    if($counter == 0)
		{
			$code=trim(substr($line,9,4));
			$content = "<strong>Code returned: $code ";
			$label = "";
			switch(intval($code))
			{
				case 200: $label= " OK ";break;
				case 301: $label= " Permanent redirect"; break;
				case 302: $label= " Temporary redirect"; break;
				case 404: $label= " Page not found"; break;
				default:break;
			}
			$content.= $label."</strong><br><br>";
		}
	    $content .= $line . "<br>";
		$counter++;
   }
   fclose($fp);
   return $content;
}

$url = $_POST['url'];
$parsed = parse_url($url);
$server = $parsed['host'];
$page = $parsed['path'];
$content=sockAccess($server, $page);
print_r($content);

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