[하얀피]님이 남기신 글:

>안녕하세요.
>제 개인서버에서 nslookup을 했을때의 반응입니다.
>김정균님의 강좌에 보면 nslookup 확인시..
>[root@bbwuoo named]# nslookup
>    Default Server:  oops.org
>    Address:  210.24.154.2
>	
>    > 210.24.154.2
>    Server:  oops.org
>    Address:  210.124.24.132
>	
>    Name:    oops.org
>    Address:  210.24.154.2
>이런식으로 나와야 한다고 합니다.
>그런데 저는 아래와 같이 나옵니다.
>
>[root@ns root]# nslookup
>> foobar.com
>Server:   100.110.120.130
>Address:  100.110.120.130#53
>
>Name:   foobar.com
>Address: 100.110.120.130
>> 100.110.120.130
>Server:   100.110.120.130
>Address:  100.110.120.130#53
>
>130.120.110.100.in-addr.arpa   name = ns.foobar.com.
>
>또 쿼리를 날렸을때..
>[root@bbuwoo named]$ nslookup -sil                        
    
>> set query=ns
>> oops.org
>Server:         10.0.0.1
>Address:        10.0.0.1#53
>
>Non-authoritative answer:
>oops.org        nameserver = ns.oops.org.
>
>Authoritative answers can be found from:
>ns.oops.org     internet address = 210.24.154.2
>이리 나와야 한다는데..
>
>[root@ns root]# nslookup -sil
>> set query=ns
>> foobar.com
>Server:   100.110.120.130
>Address:  100.110.120.130#53
>
>foobar.com nameserver = ns.foobar.com.
>foobar.com nameserver = ns2.foobar.com.
>
>여기까지만 나오고 끝입니다.
>인버스 도메인 설정부분에서 잘못한듯 싶은데..
>대체 무엇을 잘못했는지 모르겠습니다.
>
>[root@ns root]# cat /etc/resolv.conf
>search foobar.com
>nameserver 100.110.120.130
>nameserver 100.110.120.131
>
>[root@ns root]# cat /var/named/named.rev
>$TTL    86400
>@       IN      SOA     ns.foobar.com. root.foobar.com.  (
>                                      2003031800 ; Serial
>                                      28800      ; Refresh
>                                      14400      ; Retry
>                                      3600000    ; Expire
>                                      86400 )    ; Minimum
>
>; Name Server
>                IN      NS      ns.foobar.com.
>                IN      MX 10   mail.foobar.com.
>
>; IP-Domain mapping here
>130              IN      PTR     foobar.com.
>131              IN      PTR     ns2.foobar.com.
>
>[root@ns root]# tail -f /var/log/messages
>Mar 24 00:13:09 foobar named[8200]: shutting down
>Mar 24 00:13:09 foobar named[8200]: stopping command channel on
127.0.0.1#953
>Mar 24 00:13:09 foobar named[8200]: no longer listening on 127.0.0.1#53
>Mar 24 00:13:09 foobar named[8200]: no longer listening on
100.110.120.130#53
>Mar 24 00:13:10 foobar named[8197]: exiting
>Mar 24 00:13:10 foobar  3월 24 00:13:10 named: named 종료 succeeded
>Mar 24 00:13:11 foobar  3월 24 00:13:11 named: named 를 시작하고 있습니다
succeeded
>Mar 24 00:13:11 foobar named[10479]: starting BIND 9.2.1 -u named
>Mar 24 00:13:11 foobar named[10479]: using 1 CPU
>Mar 24 00:13:11 foobar named[10485]: loading configuration from
'/etc/named.conf'
>Mar 24 00:13:12 foobar named[10485]: no IPv6 interfaces found
>Mar 24 00:13:12 foobar named[10485]: listening on IPv4 interface lo,
127.0.0.1#53
>Mar 24 00:13:12 foobar named[10485]: listening on IPv4 interface eth0,
100.110.120.130#53
>Mar 24 00:13:12 foobar named[10485]: command channel listening on
127.0.0.1#953
>Mar 24 00:13:12 foobar named[10485]: zone 0.0.127.in-addr.arpa/IN: loaded serial
1997022700
>Mar 24 00:13:12 foobar named[10485]: zone 120.110.100.in-addr.arpa/IN: loaded
serial 2003031800
>Mar 24 00:13:12 foobar named[10485]: zone foobar2.com/IN: loaded serial
2003031800
>Mar 24 00:13:12 foobar named[10485]: zone localhost/IN: loaded serial
42
>Mar 24 00:13:12 foobar named[10485]: zone foobar.com/IN: loaded serial
2003031800
>Mar 24 00:13:12 foobar named[10485]: zone foobar3.com/IN: loaded serial
2003031800
>Mar 24 00:13:12 foobar named[10485]: running
>Mar 24 00:13:12 foobar named[10485]: zone foobar.com/IN: sending notifies (serial
2003031800)
>Mar 24 00:13:12 foobar named[10485]: zone foobar2.com/IN: sending notifies (serial
2003031800)
>Mar 24 00:13:12 foobar named[10485]: zone foobar3.com/IN: sending notifies (serial
2003031800) 

========================================

이상은 없는데요?
nslookup 버전마다 다를 수 있습니다.

nslookup 보다 조금 똑똑한(?) dig 로 디버깅해 보세요.

dig @localhost foobar.com
dig @localhost foobar.com NS
dig @localhost -x 100.110.120.130