getmxrr
Get MX records corresponding to a given Internet host name
Description
bool getmxrr(string $hostname, array &$hosts, array &$weights = null)
Parameters
-
hostname
-
The Internet host name.
-
hosts
-
A list of the MX records found is placed into the array
hosts.
-
weights
-
If the weights array is given, it will be filled
with the weight information gathered.
Return Values
Returns true if any records are found; returns false if no records
were found or if an error occurred.
Notes
Note:
This function should not be used for the purposes of address
verification. Only the mailexchangers found in DNS are returned,
however, according to » RFC 2821
when no mail exchangers are listed, hostname
itself should be used as the only mail exchanger with a priority of
0.
Note:
For compatibility with Windows before this was implemented, then try the
» PEAR class
» Net_DNS.
See Also
- checkdnsrr
- dns_get_record
- gethostbyname
- gethostbynamel
- gethostbyaddr
- the
named(8) manual page