$TTL    86400
@       IN      SOA     idol.org.  root.idol.org.(
                                      2004031901 ; Serial
                                      28800      ; Refresh
                                      14400      ; Retry
                                      3600000    ; Expire
                                      86400 )    ; Minimum
              IN      NS        cute.idol.org.
              IN      MX 10     cute.idol.org.
50            IN      PTR       cute.idol.org.
30            IN      PTR       love.idol.org.