Mettre uniquement début adresse IP

<?php   
$ip = array('127.0.0.1','88.126.52.16','62.147.179.28','66.249.72.215');   

/*
********Bots**********   
***Google***   
66.249.66.244   
***Bing***   
157.55.16.230   
207.46.13.41   
***Yahoo***   
67.195.115.98   
67.195.37.115   
*/   
?>

<?php   
include ('ip.php');   
if(in_array($_SERVER['REMOTE_ADDR'],$ip)) {   

} else {   
?>   
 <a title="WebAnalytics" target="_blank" href="http://www.xiti.com?xtor=AD-1----%5B216715%5D">   
<script type="text/javascript">   
<!--   
Xt_param = 's=216715&p=index';   
try {Xt_r = top.document.referrer;}   
catch(e) {Xt_r = document.referrer; }   
Xt_h = new Date();   
Xt_i = '<img width="39" height="25" border="0" alt="" ';   
Xt_i += 'src="https://logv29.xiti.com/hit.xiti?fh=1&Rdt=On   
Xt_i += '&hl='+Xt_h.getHours()+'x'+Xt_h.getMinutes()+'x'+Xt_h.getSeconds();   
if(parseFloat(navigator.appVersion)>=4)   
{Xt_s=screen;Xt_i+='&r='+Xt_s.width+'x'+Xt_s.height+'x'+Xt_s.pixelDepth+'x'+Xt_s.colorDepth;}   
document.write(Xt_i+'&ref='+Xt_r.replace(/[<>"]/g, '').replace(/&/g, '$')+'" title="Internet Audience">');   
//-->   
  </script>   
<noscript>   
  Mesure d'audience ROI statistique webanalytics par <img width="39" height="25" src="https://logv29.xiti.com/hit.xiti?fh=1&s=216715&p=index&Rdt=On" alt="WebAnalytics" />   
 </a></noscript>   
<?php   
}   
?>