dns nslookup 하면 오류가 ..

[root@ns root]# cat /etc/named.conf

// generated by named-bootconf.pl


options {

        directory "/var/named";

        /*

         * 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

// 

zone "." IN {

        type hint;

        file "named.ca";

};

// zone 화일 수정

[root@ns named]# vi /var/named/domain.com.zone

[root@ns named]# vi /var/named/domain..com..rev

@ IN SOA ns.domain.com. root.ns.domain.com. (
2002062500 ; Serial
28800 ; Refresh
14400 ; Retry
3600000 ; Expire
86400 ) ; Minimum
IN NS ns.domain.com.

2 IN PTR ns

3 IN PTR www

4 IN PTR ftp

// 네임서버 재 시동

/etc/rc.d/init.d/named restart

이런후에 nslookup 하고

>domain.com

Server:    192.168.0.2

Address 192.168.0.2

** server can't find net12.skills.com: SERVFAIL

이라고 나오네요 ... 아파치 웹 알깔아도 dns 는 되는거 아닌가요?