文章内容
用 ASP 做的 DNS NSLOOKUP 程序
作者:未知 来源:网络收集 录入:管理员
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:替换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。