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checkdnsrr(PHP 3, PHP 4 >= 4.0.0) checkdnsrr -- Check DNS records corresponding to a given Internet host name or IP addressDescriptionint checkdnsrr ( string host [, string type])Searches 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.
See also getmxrr(), gethostbyaddr(), gethostbyname(), gethostbynamel(), and the named(8) manual page. | ||||||||||
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