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你可以 dig @dnsserver www.taobao.com
dig @dnsserver taobao.com
下面是我的结果。
[root@SV3-LVS2 etc]# dig @8.8.8.8 taobao.com a
; <<>> DiG 9.3.4-P1 <<>> @8.8.8.8 taobao.com a
; (1 server found)
;; global options: printcmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 1115
;; flags: qr rd ra; QUERY: 1, ANSWER: 4, AUTHORITY: 0, ADDITIONAL: 0
;; QUESTION SECTION:
;taobao.com. IN A
;; ANSWER SECTION:
taobao.com. 193 IN A 101.226.178.41
taobao.com. 193 IN A 119.167.195.241
taobao.com. 193 IN A 121.14.24.241
taobao.com. 193 IN A 122.228.242.241
;; Query time: 1 msec
;; SERVER: 8.8.8.8#53(8.8.8.
;; WHEN: Tue Apr 23 11:38:48 2013
;; MSG SIZE rcvd: 92
[root@SV3-LVS2 etc]# dig @8.8.8.8 www.taobao.com a
; <<>> DiG 9.3.4-P1 <<>> @8.8.8.8 www.taobao.com a
; (1 server found)
;; global options: printcmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 200
;; flags: qr rd ra; QUERY: 1, ANSWER: 4, AUTHORITY: 0, ADDITIONAL: 0
;; QUESTION SECTION:
;www.taobao.com. IN A
;; ANSWER SECTION:
www.taobao.com. 1355 IN CNAME www.gslb.taobao.com.danuoyi.tbcache.com.
www.gslb.taobao.com.danuoyi.tbcache.com. 1489 IN CNAME scorpio.danuoyi.tbcache.com.
scorpio.danuoyi.tbcache.com. 296 IN A 119.167.201.241
scorpio.danuoyi.tbcache.com. 296 IN A 101.226.178.51
;; Query time: 1 msec
;; SERVER: 8.8.8.8#53(8.8.8.
;; WHEN: Tue Apr 23 11:38:57 2013
;; MSG SIZE rcvd: 136
[root@SV3-LVS2 etc]# dig @8.8.8.8 login.taobao.com a
; <<>> DiG 9.3.4-P1 <<>> @8.8.8.8 login.taobao.com a
; (1 server found)
;; global options: printcmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 25362
;; flags: qr rd ra; QUERY: 1, ANSWER: 2, AUTHORITY: 0, ADDITIONAL: 0
;; QUESTION SECTION:
;login.taobao.com. IN A
;; ANSWER SECTION:
login.taobao.com. 1743 IN CNAME login.split.taobao.com.
login.split.taobao.com. 3 IN A 110.75.69.4
;; Query time: 1 msec
;; SERVER: 8.8.8.8#53(8.8.8.
;; WHEN: Tue Apr 23 11:39:15 2013
;; MSG SIZE rcvd: 76
[root@SV3-LVS2 etc]# dig @sina.com login.taobao.com a
; <<>> DiG 9.3.4-P1 <<>> @sina.com login.taobao.com a
; (1 server found)
;; global options: printcmd
;; connection timed out; no servers could be reached |
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