Проверить DNS-запись для любого .ru домена.

Host Type Target/IP TTL [s]
dns2.naunet.ru A 193.227.240.38 1272
dns2.naunet.ru A 193.227.241.60 1272
Необработанные результаты
Array
(
    [0] => Array
        (
            [host] => dns2.naunet.ru
            [class] => IN
            [ttl] => 1272
            [type] => A
            [ip] => 193.227.240.38
        )

    [1] => Array
        (
            [host] => dns2.naunet.ru
            [class] => IN
            [ttl] => 1272
            [type] => A
            [ip] => 193.227.241.60
        )

)