checkdnsrr
(PHP 4, PHP 5)
checkdnsrr — Check DNS records corresponding to a given Internet host name or IP address
설명
bool checkdnsrr
( string $host
[, string $type = "MX"
] )
인수
-
host
-
host may either be the IP address in
dotted-quad notation or the host name.
-
type
-
type may be any one of: A, MX, NS, SOA,
PTR, CNAME, AAAA, A6, SRV, NAPTR, TXT or ANY.
반환값
Returns TRUE if any records are found; returns FALSE if no records
were found or if an error occurred.
주의
Note:
For compatibility with Windows before this was implemented, then try the
» PEAR class
» Net_DNS.
참고
- dns_get_record() - Fetch DNS Resource Records associated with a hostname
- getmxrr() - Get MX records corresponding to a given Internet host name
- gethostbyaddr() - Get the Internet host name corresponding to a given IP address
- gethostbyname() - Get the IPv4 address corresponding to a given Internet host name
- gethostbynamel() - Get a list of IPv4 addresses corresponding to a given Internet host
name
- the named(8) manual page