Signing a Zone

Example: sec.jinmei.org zone (sec.jinmei.zone)

    $TTL 1D
    @  IN SOA orange.kame.net. root.kame.net. (1 3600 600
                                        2419200 1200)
            IN      NS      ns
    ns      IN      A       10.0.2.1
    foo     IN      A       10.0.2.2
            IN      AAAA    2001:db8::2