<?php
if (!empty($remoteip)){
function err() {
die(" 对不起,该IP地址不合法<p><a href=javascript:history.back(1)>点击这里返回</a>");
}
// 定义提交错误IP的提示信息
$ips=explode(".",$remoteip);
// 用.分割IP地址
if (intval($ips[0])<1 or intval($ips[0])>255 or intval($ips[3])<1 or intval($ips[3]>255)) err();
// 如果第一段和最后一段IP的数字小于1或者大于255,则提示出错
if (intval($ips[1])<0 or intval($ips[1])>255 or intval($ips[2])<0 or intval($ips[2]>255)) err();
// 如果第二段和第三段IP的数字小于0或者大于255,则提示出错
$closed=此端口目前处于关闭状态。;
$opened=<font color=red>此端口目前处于打开状态!</font>;
$close="关闭";
$open="<font color=red>打开</font>";
$port=array(21,23,25,79,80,110,135,137,138,139,143,443,445,1433,3306,3389);
$msg=array(Ftp,Telnet,Smtp,Finger,Http,Pop3,Location Service,Netbios-NS,Netbios-DGM,Netbios-SSN,IMAP,Https,Microsoft-DS,MSSQL,MYSQL,Terminal Services);
// 通过IP格式的检查后用数组定义各端口对应的服务名称及状态
echo "<table border=0 cellpadding=15 cellspacing=0>
";
echo "<tr>
";
echo "<td align=center><strong>您扫描的IP:<font color=red>".$remoteip."</font></strong></td>
";
echo "</tr>
";
echo "</table>
";
echo "<table cellpadding=5 cellspacing=1 bgcolor=#636194>
";
echo "<tr bgcolor=#7371A5 align=center>
";
echo "<td><span class=style1>端口</span></td>
";
echo "<td><span class=style1>服务</span></td>
";
echo "<td><span class=style1>检测结果</span></td>
";
echo "<td><span class=style1>描述</span></td>
";
echo "</tr>
";
// 输出显示的表格
for($i=0;$i<sizeof($port);$i )
{
$fp = @fsockopen($remoteip, $port[$i], &$errno, &$errstr, 1);
if (!$fp) {
echo "<tr bgcolor=#FFFFFF><td align=center>".$port[$i]."</td><td>".$msg[$i]."</td><td align=center>".$close."</td><td>".$closed."</td></tr>
";
} else {
echo "<tr bgcolor=#F4F7F9><td align=center>".$port[$i]."</td><td>".$msg[$i]."</td><td align=center>".$open."</td><td>".$opened."</td></tr>";
}
}
// 用for语句,分别用fsockopen函数连接远程主机的相关端口,并输出结果
echo "<tr><td colspan=4 align=center>
";
echo "<a href=portscan.php><font color=#FFFFFF>继续扫描>>></font></a></td>
";
echo "</tr
";
echo "</table>
";
echo "<TABLE cellSpacing=0 cellPadding=10 width=100% border=0>
";
echo "<TR>
";
echo "<TD align=center><b>端口扫描</b></TD>
";
echo "</TR>
";
echo "</TABLE>
";
echo "</center>
";
echo "</body>
";
echo "</html>
";
exit;
/phprm/25006.htmlwww.phpzy.comtrue/phprm/25006.htmlTechArticlephp实现在线端口扫描实例代码 ?php $youip=$HTTP_SERVER_VARS["REMOTE_ADDR"]; $remoteip=$HTTP_POST_VARS[remoteip]; ? html head titlephp实现端口在线检测/title meta http-equiv="Content-Type" content="text/html; charset=gb2312"...
PHP之友评论