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Posted by Carl on 10/27/25 11:33
Michael 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.
>
>
>
>
FWIW, the statement < echo gethostbyaddr("70.98.111.52"); > prints
"box52.bluehost.com" for me.
I am not aware of any real reason that reverse dns lookups should be
considered "fraught with issues". You must keep in mind however that all
IP addresses do not have public dns records, and dns servers are often
'creatively' configured.
Carl.
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