"; if(isset($_POST{"del"}) || !isset($_SESSION["history"])){ $_SESSION["history"] = ""; } echo "IP-HOST–Ό •ΟŠ·"; echo "
"; echo "


‚g‚n‚r‚s|„‚h‚o@gethostbyname(hostname);
‚h‚o|„‚g‚n‚r‚s@gethostbyaddr(ip);
@session@ŠΦ”‚Ι‚ζ‚ι—š—π‚Μ•\Ž¦ "; if(isset($_POST{"indata"}) && $_POST{"indata"} != ""){ if(ereg("^([0-9]{1,3}\.){3}[0-9]{1,3}$",$_POST{'indata'})){ $ans = gethostbyaddr($_POST{"indata"}); }else{ $ans = gethostbyname($_POST{"indata"}); } if($_SESSION["history"] != ""){ $_SESSION["history"]= $_SESSION["history"] ."".$_POST{"indata"} ."".$ans .""; }else{ $_SESSION["history"]= "".$_POST{"indata"} ."".$ans.""; } } echo "

\n"; echo $_SESSION["history"]; echo "
FROMTO
\n"; ?>