gethostbynamel

(PHP 4, PHP 5, PHP 7, PHP 8)

gethostbynamel — Get a list of IPv4 addresses corresponding to a given Internet host name

Description

gethostbynamel(string $hostname): array|false

Returns a list of IPv4 addresses to which the Internet host specified by hostname resolves.

Parameters

hostname

The host name.

Return Values

Returns an array of IPv4 addresses or false if hostname could not be resolved.

Examples

Example #1 gethostbynamel() example

<?php
$hosts = gethostbynamel('www.example.com');
print_r($hosts);
?>

The above example will output:

Array
(
    [0] => 192.0.34.166
)

See Also

  • gethostbyname() - Get the IPv4 address corresponding to a given Internet host name
  • gethostbyaddr() - Get the Internet host name corresponding to a given IP address
  • checkdnsrr() - Check DNS records corresponding to a given Internet host name or IP address
  • getmxrr() - Get MX records corresponding to a given Internet host name
  • the named(8) manual page