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Posted by Michael on 11/30/05 08:30
"Malcolm Dew-Jones" <yf110@vtn1.victoria.tc.ca> wrote in message
news:438d4452$1@news.victoria.tc.ca...
> Michael (INERFAZE@aol.com) wrote:
>
> : "Shane" <shane@weasel.is-a-geek.net> wrote in message
> : news:pan.2005.11.30.02.31.11.424715@weasel.is-a-geek.net...
> : > On Wed, 30 Nov 2005 01:38:05 +0000, Michael wrote:
> : >
> : >> "Carl" <_Nospam_@_DO_NOT_.USE> wrote in message
> : >> news:7d7jf.20683$BZ5.9444@newssvr13.news.prodigy.com...
> : >>> Michael wrote:
> : >>>> Does someone have a reliable routine to get the domain name of the
> : >>>> current user of a web page? Something like NSLookup. I have no
> : >>>> problem
> : >>>> getting their IP address, but I also want the domaine name.
> : >>>> Thanks,
> : >>>> -Michael
> : >>>
> : >>> how about:
> : >>> http://www.php.net/manual/en/function.gethostbyaddr.php
> : >>>
> : >>> Carl.
> : >>
> : >> It may be just me, but that is the first think I tried and it gave me
> an
> : >> IP
> : >> address not a domain name.
> : >> Maybe it's the... "or a string containing the unmodified ip_address
> on
> : >> failure"... that is getting me.
> : >> -Michael
> : >
> : > er you want to do a reverse dns lookup?
> : > Thats fraught with issues.
> : >
> : > --
> : > Hardware, n.: The parts of a computer system that can be kicked
> : >
> : > The best way to get the right answer on usenet is to post the wrong
> one.
> : >
>
> : I'm not sure what you mean, when I type "NSLookup 70.98.111.52"
> : at the command prompt I get back "Name: box52.bluehost.com"
> : It works instantally and it works every time (that I have tried.)
> : I want to get that same answer via PHP.
>
> Try some other ips.
>
> An ip does not need a name, (and can have many).
>
> Even if it has a name, it does not need reverse lookup data.
>
> Even when that data is available, the name you get from the reverse lookup
> is not necessarily the same name that anyone uses to access the host by
> name. Indeed if you then lookup the name (i.e. you name you just got from
> the reverse lookup) then you may find it does not even resolve to the same
> ip you originally looked up.
>
> As for the gethostbyaddr function, it appears to return the original
> (input) address if it can't find a better name to go with it.
>
I am happy with the answer I get from NSlookup. But I am not familar with
getting results from system().
Can I use the system command to return the NSLookup result?
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