运行环境,NT(SERVER、WORKSTATION)、W2K(服务器上需要安装WSH2.0或者更高版本) 如果您的系统目前没有安装WSH2.0,您可以从以下这个地址去下载它:http://www.microsoft.com/msdownload/vbscript/scripting.asp, 里面包含了WSH2.0
下面是源代码
〈%@ Language=“VBScript“ %〉 〈% Option Explicit %〉 〈% If Request.Form(“frmHost“) = ““ Then ’设置初始值 strIP = Request.ServerVariables(“REMOTE_ADDR“) Else strIP = Request.Form(“frmHost“) End If %〉 〈html〉 〈head〉 〈title〉DNS Lookup [v 1.0]〈/title〉 〈/head〉 〈body bgcolor=“#FFFFFF“〉
〈form Method=“POST“ Name=“frmRDNS“〉 〈label for=“frmHost“〉〈u〉Host:〈/u〉〈/label〉 〈input type=“text“ name=“frmHost“ ID=“frmHost“ value=“〈%= strIP %〉“〉 〈input type=“button“ name=“btnSubmit“ ID=“btnSubmit“ value=“Lookup“ onClick=“document.frmRDNS.submit()“〉 〈/form〉
〈font face=“arial“ size=“2“ color=“#003366“〉 〈% rMethod = uCase(Request.ServerVariables(“REQUEST_METHOD“)) If rMethod = “POST“ Then ’ Lookup Host strReturn = nsLookup(strIP) If strReturn 〈〉 ““ Then Response.Write strReturn Else ’ A Lame Host is any Valid Host that DNS Cannot Resolve ’ See InterNic for Details Response.Write “〈b〉Lame Host - Could Not Resolve DNS For “ _ & strIP & “〈/b〉〈br〉“ End If End If
Function NSlookup(strHost) ’Create Shell Object Set oShell = Server.CreateObject(“Wscript.Shell“) ’Run NSLookup via Command Prompt ’Dump Results into a temp text file oShell.Run “%ComSpec% /c nslookup “ & strHost _ & “〉 C:\“ & strHost & “.txt“, 0, True
’Open the temp Text File and Read out the Data Set oFS = Server.CreateObject(“Scripting.FileSystemObject“) Set oTF = oFS.OpenTextFile(“C:\“ & strHost & “.txt“)
tempData = Null Data = Null i = 0 Do While Not oTF.AtEndOfStream Data = Trim(oTF.Readline) If i 〉 2 Then ’ Don’t want to display local DNS Info. tempData = tempData & Data & “〈BR〉“ End If i = (i + 1) Loop
’Close it oTF.Close ’Delete It oFS.DeleteFile “C:\“ & strHost & “.txt“
Set oFS = Nothing nsLookup = tempData End Function %〉 〈/font〉
〈/body〉 〈/html〉
代码很简单,我不多说了,如果您对 WSH 有什么疑问的话,请去下载WSH的电子文档中文版本的。
|