Re: PHP CODE TO DISPLAY ISP

and least we forgot about all the users coming from behind a proxy farm with a different ip for each request.. <cough> AOL </cough> C On Mon, 28 Mar 2005 12:28:32 -0700, Leif Gregory <Leifg@doh.state.nm.us> wrote: > Hello jenny, > > Monday, March 28, 2005, 9:36:07 AM, you wrote: > j> i am making a website in php and i will appreciate if anybody can > j> tell me the php code to : > j> - (1)display isp name, > > One problem you're going to run into is that by using > $_SERVER['REMOTE_ADDR'] oftentimes, you'll end up with just the IP. > > I wrote the below to give me the hostname, which generally gives you > the ISP information too, to fix a problem on a project I was doing. > > If it won't resolve to a name (which does happen sometimes for > machines behind corporate firewalls), I just displayed "No Reverse DNS" > > <?php > $pingResults = shell_exec('ping -a ' . $_SERVER['REMOTE_ADDR']); > $temp = explode("\r\n",$pingResults); > preg_match("/^Pinging\s([a-zA-Z0-9.]+)/", $temp[1], $hostname); > if ($temp[4] == "Request timed out.") > $latency = "Unknown"; > else > $latency = $temp[4]; > ?> > > Hostname: <?php if (!$_SERVER['REMOTE_ADDR'] == > preg_match("/^[a-z.]+/i",$hostname[1])) echo "No Reverse DNS"; else echo > $hostname[1]; ?> > Latency: <? echo $latency; ?> > > Geez, it's amazing when you dig back through old code you realize how > much your coding skills sucked back then! <grin> > > -- > Leif (TB lists moderator and fellow end user). > > Using The Bat! 3.0.9.9 Return (pre-beta) under Windows XP 5.1 > Build 2600 Service Pack 2 on a Pentium 4 2GHz with 512MB > > -- > PHP General Mailing List (http://www.php.net/) > To unsubscribe, visit: http://www.php.net/unsub.php > >