google dns 又能用了

不能.

root@Buffalo:~# nslookup youtube.com 8.8.8.8
Server: 8.8.8.8
Address 1: 8.8.8.8 google-public-dns-a.google.com
Name: youtube.com
Address 1: (null)
Address 2: 37.61.54.158

halczy

2015-07-27 22:27:20 +08:00

一直都能用啊...服务器应该在台湾.

xiao201261

2015-07-27 22:27:59 +08:00 via Android

不行
ubuntu@VM-170-122-ubuntu:~$ dig @8.8.8.8 youtube.com

; <<>> DiG 9.9.5-3-Ubuntu <<>> @8.8.8.8 youtube.com
; (1 server found)
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 5282
;; flags: qr rd ra; QUERY: 1, ANSWER: 1, AUTHORITY: 0, ADDITIONAL: 0
;; QUESTION SECTION:
;youtube.com. IN A

;; ANSWER SECTION:
youtube.com. 2438 IN A 159.106.121.75

;; Query time: 4 msec ;; SERVER: 8.8.8.8#53(8.8.8.8)
;; WHEN: Mon Jul 27 22:25:45 CST 2015
;; MSG SIZE rcvd: 56

ubuntu@VM-170-122-ubuntu:~$ dig @8.8.4.4 youtube.comm

; <<>> DiG 9.9.5-3-Ubuntu <<>> @8.8.4.4 youtube.comm
; (1 server found)
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 53066
;; flags: qr rd ra ad; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 1

;; OPT PSEUDOSECTION:
; EDNS: version: 0, flags:; udp: 512
;; QUESTION SECTION:
;youtube.comm. IN A

;; AUTHORITY SECTION:
. 1799 IN SOA a.root-servers.net. nstld.verisign-grs.com. 2015072700 1800 900 604800 86400

;; Query time: 209 msec
;; SERVER: 8.8.4.4#53(8.8.4.4)
;; WHEN: Mon Jul 27 22:25:51 CST 2015
;; MSG SIZE rcvd: 116

xiao201261

2015-07-27 22:29:25 +08:00 via Android

手抖...
ntu@VM-170-122-ubuntu:~$ dig @8.8.4.4 youtube.com

; <<>> DiG 9.9.5-3-Ubuntu <<>> @8.8.4.4 youtube.com
; (1 server found)
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 2584
;; flags: qr rd ra; QURY: 1, ANSWER: 1, AUTHORITY: 0, ADDITIONAL: 0
;; QUESTION SECTION:
;youtube.com. IN A

;; ANSWER SECTION:
youtube.com. 3201 IN A 159.106.121.75

;; Query time: 5 msec
;; SERVER: 8.8.4.4#53(8.8.4.4)
;; WHEN: Mon Jul 27 22:29:05 CST 2015
;; MSG SIZE rcvd: 56