| <?xml version="1.0" encoding="ISO-8859-1" ?> |
| <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Strict//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd"> |
| <html xmlns="http://www.w3.org/1999/xhtml"> |
| <head> |
| <meta http-equiv="Content-Type" content="text/html; charset=ISO-8859-1" /> |
| <title>IP Address Information</title> |
| </head> |
| <body> |
| <?php |
| $yourIP = $_SERVER['REMOTE_ADDR']; |
| $hostname = gethostbyaddr($yourIP); |
| $ip = gethostbyname($hostname); |
| $ipsMatch = ($ip == $yourIP); |
| |
| echo "Your IP: " . $yourIP . "<br />"; |
| echo "Your hostname (reverse lookup): " . $hostname . "<br />"; |
| echo "Your hostname's IP (forward lookup of your reverse lookup): " . $ip . "<br />"; |
| |
| if( $ipsMatch ) { |
| echo "<font size=\"+4\" color=\"red\">Your DNS is broken. This may cause your connection to CVS to be slow!</font>"; |
| } |
| else { |
| echo "<font size=\"+2\" color=\"green\">Your DNS seems okay! Thanks!</font>"; |
| } |
| |
| ?> |
| </body> |
| </html> |