- 다른 뜻에 대해서는 영어 dig 문서를 참조하십시오.
1 개요[ | ]
- dig
- /usr/bin/dig
- 리눅스용 DNS 조회 도구
2 실행예시 1[ | ]
Console
Copy
[root@zetawiki ~]# dig
; <<>> DiG 9.8.2rc1-RedHat-9.8.2-0.17.rc1.el6_4.6 <<>>
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 11774
;; flags: qr rd ra; QUERY: 1, ANSWER: 13, AUTHORITY: 0, ADDITIONAL: 13
;; QUESTION SECTION:
;. IN NS
;; ANSWER SECTION:
. 5 IN NS g.root-servers.net.
. 5 IN NS b.root-servers.net.
. 5 IN NS f.root-servers.net.
. 5 IN NS d.root-servers.net.
. 5 IN NS i.root-servers.net.
. 5 IN NS k.root-servers.net.
. 5 IN NS c.root-servers.net.
. 5 IN NS h.root-servers.net.
. 5 IN NS m.root-servers.net.
. 5 IN NS j.root-servers.net.
. 5 IN NS a.root-servers.net.
. 5 IN NS l.root-servers.net.
. 5 IN NS e.root-servers.net.
;; ADDITIONAL SECTION:
a.root-servers.net. 5 IN A 198.41.0.4
a.root-servers.net. 5 IN AAAA 2001:503:ba3e::2:30
b.root-servers.net. 5 IN A 192.228.79.201
b.root-servers.net. 5 IN AAAA 2001:500:84::b
c.root-servers.net. 5 IN A 192.33.4.12
c.root-servers.net. 5 IN AAAA 2001:500:2::c
d.root-servers.net. 5 IN A 199.7.91.13
d.root-servers.net. 5 IN AAAA 2001:500:2d::d
e.root-servers.net. 5 IN A 192.203.230.10
f.root-servers.net. 5 IN A 192.5.5.241
f.root-servers.net. 5 IN AAAA 2001:500:2f::f
g.root-servers.net. 5 IN A 192.112.36.4
h.root-servers.net. 5 IN A 128.63.2.53
;; Query time: 35 msec
;; SERVER: 192.168.245.2#53(192.168.245.2)
;; WHEN: Mon Sep 21 03:48:01 2015
;; MSG SIZE rcvd: 496
3 실행예시 2: 도메인 조회[ | ]
- 도메인을 입력하면 /etc/resolv.conf에 등록된 네임서버를 이용하여 해당 도메인을 조회한다.
- 명령어
Bash
Copy
dig 도메인
- 실행예시
Console
Copy
[root@zetawiki ~]# dig gmail.com
; <<>> DiG 9.8.2rc1-RedHat-9.8.2-0.17.rc1.el6_4.6 <<>> gmail.com
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 35467
;; flags: qr rd ra; QUERY: 1, ANSWER: 1, AUTHORITY: 4, ADDITIONAL: 4
;; QUESTION SECTION:
;gmail.com. IN A
;; ANSWER SECTION:
gmail.com. 5 IN A 216.58.221.133
;; AUTHORITY SECTION:
gmail.com. 5 IN NS ns3.google.com.
gmail.com. 5 IN NS ns1.google.com.
gmail.com. 5 IN NS ns4.google.com.
gmail.com. 5 IN NS ns2.google.com.
;; ADDITIONAL SECTION:
ns1.google.com. 5 IN A 216.239.32.10
ns2.google.com. 5 IN A 216.239.34.10
ns3.google.com. 5 IN A 216.239.36.10
ns4.google.com. 5 IN A 216.239.38.10
;; Query time: 73 msec
;; SERVER: 192.168.245.2#53(192.168.245.2)
;; WHEN: Mon Sep 21 03:49:24 2015
;; MSG SIZE rcvd: 186
4 실행예시 3: 특정 DNS로 조회[ | ]
리눅스 특정 DNS로 도메인 조회 문서를 참고하십시오.
- @DNS주소를 넣으면 그 DNS를 이용하여 도메인을 조회한다.
- 명령어
Bash
Copy
dig @DNS주소 도메인
- 실행예시
Console
Copy
[root@zetawiki ~]# dig @8.8.8.8 gmail.com
; <<>> DiG 9.8.2rc1-RedHat-9.8.2-0.17.rc1.el6_4.6 <<>> @8.8.8.8 gmail.com
; (1 server found)
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 14099
;; flags: qr rd ra; QUERY: 1, ANSWER: 1, AUTHORITY: 0, ADDITIONAL: 0
;; QUESTION SECTION:
;gmail.com. IN A
;; ANSWER SECTION:
gmail.com. 299 IN A 216.58.221.37
;; Query time: 215 msec
;; SERVER: 8.8.8.8#53(8.8.8.8)
;; WHEN: Mon Sep 21 03:49:58 2015
;; MSG SIZE rcvd: 43
5 같이 보기[ | ]
- 리눅스 dig 응답부분만 보기 +short
- 리눅스 CNAME 레코드 확인
- 리눅스 MX 레코드 확인
- 리눅스 TXT 레코드 확인
- /usr/bin/host
- 도메인명으로 IP 확인
- DNS