PHP – Resolvendo IP para hostname

17 de novembro de 2012 tutoriaisweb 0 comentários

Este script serve para mostrar o hostname de um IP definido.

<?

print"

<title>Resolve IP to Hostname</title>

<br>

<center>Resolve IP to Hostname</a></center></font>

<form method='post' action='?act=resolve'>

<br>

<center>IP: <input type=text name=ip></input></center></pre>

<center><input type=submit value='Resolve'></input></center>

</form>";

if($_GET['act'] == "resolve"){

$iptoresolve = $_POST['ip'];

$hostname = gethostbyaddr($iptoresolve);

print"<br><br><br><center>";

print"<b>IP: $iptoresolve </b><br>";

print"<b>HOSTNAME: $hostname </b><br>";

print"</center>";

}

?>