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: http://old.hcs.cmc.msu.ru/php/function.checkdnsrr.html
Дата изменения: Sun Feb 3 22:47:58 2002 Дата индексирования: Mon Oct 1 22:03:58 2012 Кодировка: |
(PHP 3 <= 3.0.18, PHP 4 >= 4.0.0)
checkdnsrr -- Check DNS records corresponding to a given Internet host name or IP addressSearches DNS for records of type type corresponding to host. Returns TRUE if any records are found; returns FALSE if no records were found or if an error occurred.
type may be any one of: A, MX, NS, SOA, PTR, CNAME, or ANY. The default is MX.
Host may either be the IP address in dotted-quad notation or the host name.
Note: This function is not implemented on Windows platforms.
See also getmxrr(), gethostbyaddr(), gethostbyname(), gethostbynamel(), and the named(8) manual page.