DNS - Banco de Dados

@   IN  SOA ns.netwiz.com support.netwiz.com. (
            2000042901    ;versão
            10800         ;refresh        (3 horas)
            1800          ;retry          (30 minutos)
            3600000       ;expire         (41 dias e 16 horas)
            86400)        ;ttl default    (1 dia)
;
        IN      NS      ns.netwiz.com.
        IN      NS      ns.netroad.com.
;
        IN      MX      5       ns.netwiz.com.
        IN      MX      10      ns.netroad.com.
gw      IN      A               200.200.20.1
ns      IN      A               200.200.20.2
www     IN      CNAME           ns
ftp     IN      CNAME           ns
async1  IN      A               200.200.20.65
async2  IN      A               200.200.20.66