Не могу настроить обратную зону для сети

$TTL    604800
@       IN SOA server.com. root.server.com. (
        2009031404      ; Serial
        604800          ; Refresh
        86400           ; Retry
        2419200         ; Expire
        604800 )        ; Negative Cache TTL
;
@       IN NS localhost.
5       PTR server.com.
33      PTR Admin.
35      PTR Dima

// prime the server with knowledge of the root servers

zone "." {
        type hint;
        file "/etc/bind/db.root";
};

// be authoritative for the localhost forward and reverse zones, and for
// broadcast zones as per RFC 1912

zone "localhost" {
        type master;
        file "/etc/bind/db.local";
};

zone "127.in-addr.arpa" {
        type master;
        file "/etc/bind/db.127";
};


zone "0.in-addr.arpa" {

  type master;
        file "/etc/bind/db.0";
};

zone "255.in-addr.arpa" {
        type master;
        file "/etc/bind/db.255";
};

zone "0.168.192.in-addr.arpa" {
        type master;
        file "/etc/bind/local.rev";
};