External

nslookup v2.0
Type:	code fragment
Added by:	_The_Crow_
Entered:	27/06/2000
Last modified:	08/12/1999
Rating:	(7 votes)
Views:	10593
Simply nslookup to use in PHP. Now in version 2.0 you can get the IP address corresponding to a given Internet host name and get the Internet host name corresponding to a given IP address.
<html>

                            <head>

                            <title>.: n s l o o k u p :.</title>

                            

                            <style>

                            a:link {text-decoration: none}

                            a:visited {text-decoration: none}

                            a:hover {text-decoration: underline}

                            </style>

                            

                            </head>

                            

                            <body bgcolor="#E2E2E2" text="#000000" topmargin="0" leftmargin="0" link="#000000" vlink="#000000" alink="#000000">

                            

                            <?

                            $nslookup_version = "nslookup v2.0 - Running on PHP ".phpversion();
 ?><br>

                            <table border="1" width="100%" cellspacing="0" bordercolor="#000000">

                              <tr>

                                <td width="100%" bgcolor="#CCCCCC"><font face="Verdana,Arial" size="1"><b> &nbsp;<? echo $nslookup_version ?>  </b></font></td>

                              </tr>

                            </table>

                            <table border="1" width="100%" cellspacing="0" cellpadding="4" bordercolor="#000000">

                              <tr>

                                <td width="100%" bgcolor="#000000">

                                  <p align="center"><b><font face="Verdana,Arial" size="4" color="#00FF00">_______________</font></b><b><font face="Verdana,Arial" size="4" color="#00FF00">|</font><font face="Verdana,Arial" color="#FFFFFF" size="4">


                                  n s l o o k u p </font><font face="Verdana,Arial" size="4" color="#00FF00">|</font></b><b><font face="Verdana,Arial" size="4" color="#00FF00">_______________</font></b></td>


                              </tr>

                              <tr>

                                <td width="100%" bgcolor="#C8C8C8">

                                  <div align="center">

                                    <center>

                                    <table border="0" width="600" cellspacing="0" cellpadding="0">

                                      <tr>

                                        <td width="100%" align="center">

                                         <form name=nslookup method=post action=nslookup.php>

                                         <b>

                                         <font face="Verdana,Arial" size="2">

                                          <br>

                                         <select size="1" name="IPorNAME">

                                          <option value="namex">Host Name</option>

                                          <option value="ipx">IP Address</option>

                                         </select> </font><font face="Verdana,Arial" size="3">: </font><font face="Verdana,Arial" size="2"><input type=text name=ipnamex size=15 maxlength=100><input type=submit value=Go!>


                                          <br>

                                          <br>

                                          <?

                                            if(!empty($ipnamex))

                                     {

                                            if ($IPorNAME == ipx)

                                     {

                                              echo ("Official Name: ");

                                              echo ("</b>");

                                              echo gethostbyaddr($ipnamex);

                                              echo ("<br><b>");

                                              echo ("IP address: ");

                                              echo ("</b>");

                                              echo $ipnamex;

                                     }

                                          elseif ($IPorNAME == namex)

                                             {

                                              echo ("Official Name: ");

                                              echo ("</b>");

                                              echo $ipnamex;

                                              echo ("<br><b>");

                                              echo ("IP address: ");

                                              echo ("</b>");

                                              echo gethostbyname($ipnamex);

                                             }

                                             }

                                          ?>

                                         </font>

                                         </form>

                                        </td>

                                      </tr>

                                    </table>

                                    </center>

                                  </div>

                                </td>

                              </tr>

                              <tr>

                                <td width="100%" bgcolor="#000000">

                                  <p align="center"><b><font face="Verdana,Arial" size="3" color="#00FF00">.:..::.

                                  .: :. .. . :: : :. . . :: : :. :: :: :: .. . : : :: : .: :&nbsp; :: : : ..


                                  :. ::. . . :: : :: . . : : .</font></b></td>

                              </tr>

                            </table>

                            <table border="1" width="100%" cellspacing="0" bordercolor="#000000">

                              <tr>

                                <td width="100%" align="right" bgcolor="#CCCCCC"><font face="Verdana,Arial" size="1">made by

                                  <a href="mailto:thecrow@impulsive.org">

                                  |The-Crow|</a> @ Jun 2000</font></td>

                              </tr>

                            </table>

                            

                            </body>

                            </html>
Usage Example
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