SOURCE

$(document).ready(function(){		
	$.getScript('http://int.dpool.sina.com.cn/iplookup/iplookup.php?format=js',function(){
  		 $(".country").html(remote_ip_info.country);
  		 $(".province").html(remote_ip_info.province);
		 $(".city").html(remote_ip_info.city);
   		});  
	$.getJSON('http://chaxun.1616.net/s.php?type=ip&output=json&callback=?&_='+Math.random(), function(data){
		$(".ip").html(data.Ip);
		});
	 $("#all").slideDown(1000);
 })

<br/>
<center>
<div id="all" style="display:none;font-size:20px;">
<hr style="height:20px;background:#00b4ff;border:0px;"/>
<div>国家：<span class="country" style="color:red;"></span></div>
<div>省份：<span class="province" style="color:red;"></span></div>
<div>城市：<span class="city" style="color:red;"></span></div>
<div>IP:<span  class = "ip" style="color:red;"></span></div>
<hr style="height:20px;background:#00b4ff;border:0px;"/>
</div>
</center>