DNS서버 구축 문제.........

vmware로 페도라서버에 네임서버 구축하려고 하는데 자꾸 에러가떠요........

[root@localhost ~]# service named start
named (을)를 시작합니다:
Error in named configuration:
zone localdomain/IN: loaded serial 42
zone localhost/IN: loaded serial 42
zone 0.0.127.in-addr.arpa/IN: loaded serial 1997022700
zone 0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.ip6.arpa/IN: loaded serial 1997022700
zone 255.in-addr.arpa/IN: loaded serial 42
zone 0.in-addr.arpa/IN: loaded serial 42
dangtang.com.zone:17: unknown RR type '220.85.203.78'
zone dangtang.com/IN: loading master file dangtang.com.zone: unknown class/type
_default/dangtang.com/IN: unknown class/type
                                                           [실패]

이렇게뜨네요...................

저의 /etc/named.conf 내용은(dnagtang.com 도메인)

//
// named.conf for Red Hat caching-nameserver
//

options {
 directory "/var/named";
 dump-file "/var/named/data/cache_dump.db";
        statistics-file "/var/named/data/named_stats.txt";
 /*
  * If there is a firewall between you and nameservers you want
  * to talk to, you might need to uncomment the query-source
  * directive below.  Previous versions of BIND always asked
  * questions using port 53, but BIND 8.1 uses an unprivileged
  * port by default.
  */
  // query-source address * port 53;
};

//
// a caching only nameserver config
//
controls {
 inet 127.0.0.1 allow { localhost; } keys { rndckey; };
};

zone "." IN {
 type hint;
 file "named.ca";
};

zone "localdomain" IN {
 type master;
 file "localdomain.zone";
 allow-update { none; };
};

zone "localhost" IN {
 type master;
 file "localhost.zone";
 allow-update { none; };
};

zone "0.0.127.in-addr.arpa" IN {
 type master;
 file "named.local";
 allow-update { none; };
};

zone "0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.ip6.arpa" IN {
        type master;
 file "named.ip6.local";
 allow-update { none; };
};

zone "255.in-addr.arpa" IN {
 type master;
 file "named.broadcast";
 allow-update { none; };
};

zone "0.in-addr.arpa" IN {
 type master;
 file "named.zero";
 allow-update { none; };
};

zone "dangtang.com" IN {
 type master;
 file "dangtang.com.zone";
 allow-update { none; };
};

include "/etc/rndc.key";

/var/named/dangtang.com.zone 파일의 내용은

$TTL 86400
$ORIGIN dangtang.com.
@ IN SOA @ root (
 42  ; serial (d. adams)
 3H  ; refresh
 15M  ; retry
 1W  ; expiry
 1D )  ; minimum
 IN NS ns.dangtang.com.
 IN A  220.85.203.78
 IN MX 10 mail.dangtang.com.
mail IN A 220.85.203.78

ns IN A 220.85.203.78
ftp IN A 220.85.203.78

www IN 220.85.203.78

* IN A 220.85.203.78

제발 알려주세요...........