PHP. Руководство по PHP. 2005
gethostbyaddr
gethostbyaddr
(PHP 3, PHP 4, PHP 5)gethostbyaddr -- Get the internet host name corresponding to a given IP address
Description
string gethostbyaddr (string ip_address)Returns the host name of the internet host specified by ip_address or a string containing the unmodified ip_address on failure.
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Пример 1. A simple gethostbyaddr() example
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See also gethostbyname(), and gethostbynamel().
fsockopen
gethostbyname
