본문 바로가기

Linux Server 구축/1-1. DNS Server

DNS 관련 명렁어


네임서버 프로세스 동작확인

#ps aux | grep named
named    11192  0.0  0.3  49792  3404 ?        Ssl  11:16   0:00 /usr/sbin/named -u named -c /etc/named.caching-nameserver.conf -t /var/named/chroot
root     11433  0.0  0.1   6080  1264 pts/1    S+   12:29   0:00 vi /etc/named.caching-nameserver.conf
root     11532  0.0  0.0   5188   748 pts/2    S+   12:41   0:00 grep named

#netstat -nat
Active Internet connections (servers and established)
Proto Recv-Q Send-Q Local Address               Foreign Address             State     
tcp        0      0 192.168.29.1:53             0.0.0.0:*                   LISTEN     
tcp        0      0 192.168.189.1:53            0.0.0.0:*                   LISTEN     
tcp        0      0 10.10.33.3:53               0.0.0.0:*                   LISTEN     
tcp        0      0 127.0.0.1:53                0.0.0.0:*                   LISTEN     

#netstat -vat

-----------------------------------------------------------------------------------------------------

네임서버 동작 확인

host
원격 호스트에 대한 DNS 간단 조회 명령어

# host www.server3.co.kr
www.server3.co.kr has address 10.10.33.3

-----------------------------------------------------------------------------------------------------

dig
DNS 상세 조회 명령어

# dig
; <<>> DiG 9.3.4-P1 <<>>
;; global options:  printcmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 63857
;; flags: qr rd ra; QUERY: 1, ANSWER: 13, AUTHORITY: 0, ADDITIONAL: 14

;; QUESTION SECTION:
;.                              IN      NS

;; ANSWER SECTION:
.                       517750  IN      NS      L.ROOT-SERVERS.NET.
.                       517750  IN      NS      M.ROOT-SERVERS.NET.
.                       517750  IN      NS      A.ROOT-SERVERS.NET.
.                       517750  IN      NS      B.ROOT-SERVERS.NET.
.                       517750  IN      NS      C.ROOT-SERVERS.NET.
.                       517750  IN      NS      D.ROOT-SERVERS.NET.
.                       517750  IN      NS      E.ROOT-SERVERS.NET.
.                       517750  IN      NS      F.ROOT-SERVERS.NET.
.                       517750  IN      NS      G.ROOT-SERVERS.NET.
.                       517750  IN      NS      H.ROOT-SERVERS.NET.
.                       517750  IN      NS      I.ROOT-SERVERS.NET.
.                       517750  IN      NS      J.ROOT-SERVERS.NET.
.                       517750  IN      NS      K.ROOT-SERVERS.NET.

;; ADDITIONAL SECTION:
A.ROOT-SERVERS.NET.     604150  IN      A       198.41.0.4
A.ROOT-SERVERS.NET.     604150  IN      AAAA    2001:503:ba3e::2:30
B.ROOT-SERVERS.NET.     604150  IN      A       192.228.79.201
C.ROOT-SERVERS.NET.     604150  IN      A       192.33.4.12
D.ROOT-SERVERS.NET.     604150  IN      A       128.8.10.90
E.ROOT-SERVERS.NET.     604150  IN      A       192.203.230.10
F.ROOT-SERVERS.NET.     604150  IN      A       192.5.5.241
F.ROOT-SERVERS.NET.     604150  IN      AAAA    2001:500:2f::f
G.ROOT-SERVERS.NET.     604150  IN      A       192.112.36.4
H.ROOT-SERVERS.NET.     604150  IN      A       128.63.2.53
H.ROOT-SERVERS.NET.     604150  IN      AAAA    2001:500:1::803f:235
I.ROOT-SERVERS.NET.     604150  IN      A       192.36.148.17
J.ROOT-SERVERS.NET.     604150  IN      A       192.58.128.30
J.ROOT-SERVERS.NET.     604150  IN      AAAA    2001:503:c27::2:30

;; Query time: 10 msec
;; SERVER: 10.10.33.3#53(10.10.33.3)
;; WHEN: Thu Dec 11 09:27:15 2008
;; MSG SIZE  rcvd: 500

-----------------------------------------------------------------------------------------------------

nslookup
도메인으로 DNS 조회 명령어

# nslookup www.server3.co.kr
Server:         10.10.33.3
Address:        10.10.33.3#53

Name:   www.server3.co.kr
Address: 10.10.33.3

-----------------------------------------------------------------------------------------------------

whois
도메인 등록정보 조회

# whois yahoo.co.kr
[Querying whois.krnic.net]
[whois.krnic.net]

query: yahoo.co.kr

# KOREAN

�������̸�                : yahoo.co.kr
������                    : �ֽ�ȸ�������ڸ��
������ �ּ�               : Glasstower B/D 946-1 Daechi-dong Gangnam-gu
������ ������ȣ           : 135280
å����                    : Domain Administrator
å���� ���ڿ���           : domainadmin@yahoo-inc.com
å���� ��ȭ��ȣ           : 02-2185-2500
������                    : 1997. 06. 04.
�ֱ� ���� ������          : 2007. 08. 31.
���� ������               : 2009. 10. 15.
������������              : Y
���ϴ�����                : (��)������(http://whois.co.kr)

1�� ���Ӽ��� ����
   ȣ��Ʈ�̸�             : ns1.yahoo.com

2�� ���Ӽ��� ����
   ȣ��Ʈ�̸�             : ns5.yahoo.com
   ȣ��Ʈ�̸�             : ns3.yahoo.com
   ȣ��Ʈ�̸�             : ns4.yahoo.com
   ȣ��Ʈ�̸�             : ns6.yahoo.com

���Ӽ��� �̸��� .kr�� �ƴ� ������ IP�ּҰ� ������ �ʽ��ϴ�.

# ENGLISH

Domain Name               : yahoo.co.kr
Registrant                : Yahoo Korea Co.
Registrant Address        : Glasstower B/D 946-1 Daechi-dong Gangnam-gu
Registrant Zip Code       : 135280
Administrative Contact(AC): Domain Administrator
AC E-Mail                 : domainadmin@yahoo-inc.com
AC Phone Number           : 02-2185-2500
Registered Date           : 1997. 06. 04.
Last updated Date         : 2007. 08. 31.
Expiration Date           : 2009. 10. 15.
Publishes                 : Y
Authorized Agency         : Whois Corp.(http://whois.co.kr)

Primary Name Server
   Host Name              : ns1.yahoo.com

Secondary Name Server
   Host Name              : ns5.yahoo.com
   Host Name              : ns3.yahoo.com
   Host Name              : ns4.yahoo.com
   Host Name              : ns6.yahoo.com

# whois daum.net
[Querying whois.verisign-grs.com]
[whois.verisign-grs.com]

Whois Server Version 2.0

Domain names in the .com and .net domains can now be registered
with many different competing registrars. Go to http://www.internic.net
for detailed information.

   Domain Name: DAUM.NET
   Registrar: NETPIA.COM, INC.
   Whois Server: whois.ibi.net
   Referral URL: http://www.ibi.net
   Name Server: NS.DAUM.NET
   Name Server: NS2.DAUM.NET
   Name Server: NS3.DAUM.NET
   Name Server: NS4.DAUM.NET
   Name Server: NS5.DAUM.NET
   Status: clientDeleteProhibited
   Status: clientTransferProhibited
   Status: clientUpdateProhibited
   Updated Date: 12-oct-2006
   Creation Date: 05-mar-1996
   Expiration Date: 06-mar-2009

'Linux Server 구축 > 1-1. DNS Server' 카테고리의 다른 글

보조네임서버구축 (Secondary Name Server)  (0) 2008.12.11
DNS 도메인 추가2  (0) 2008.12.11
DNS 도메인 추가1  (0) 2008.12.11
DNS(Domain Name System) Server 구축  (0) 2008.12.10