###阿里DNS 223.5.5.5
~$ dig download.cdn.mozilla.net @223.5.5.5
; <<>> DiG 9.8.3-P1 <<>> download.cdn.mozilla.net @223.5.5.5
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 40373
;; flags: qr rd ra; QUERY: 1, ANSWER: 3, AUTHORITY: 0, ADDITIONAL: 0
;; QUESTION SECTION:
;download.cdn.mozilla.net. IN A
;; ANSWER SECTION:
download.cdn.mozilla.net. 15 IN CNAME 2-01-2967-001b.cdx.cedexis.net.
2-01-2967-001b.cdx.cedexis.net. 15 IN CNAME wpc.1237.edgecastcdn.net.
wpc.1237.edgecastcdn.net. 15 IN A 188.5.4.96
;; Query time: 9 msec
;; SERVER: 223.5.5.5#53(223.5.5.5)
;; WHEN: Thu Jun 4 14:41:23 2015
;; MSG SIZE rcvd: 134###百度 180.76.76.76
~$ dig download.cdn.mozilla.net @180.76.76.76
; <<>> DiG 9.8.3-P1 <<>> download.cdn.mozilla.net @180.76.76.76
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 35020
;; flags: qr rd ra; QUERY: 1, ANSWER: 3, AUTHORITY: 0, ADDITIONAL: 0
;; QUESTION SECTION:
;download.cdn.mozilla.net. IN A
;; ANSWER SECTION:
download.cdn.mozilla.net. 113 IN CNAME 2-01-2967-001b.cdx.cedexis.net.
2-01-2967-001b.cdx.cedexis.net. 80 IN CNAME wpc.1237.edgecastcdn.net.
wpc.1237.edgecastcdn.net. 1892 IN A 91.121.66.164
;; Query time: 440 msec
;; SERVER: 180.76.76.76#53(180.76.76.76)
;; WHEN: Thu Jun 4 14:46:49 2015
;; MSG SIZE rcvd: 134208.67.222.222
~$ dig download.cdn.mozilla.net @208.67.222.222
; <<>> DiG 9.8.3-P1 <<>> download.cdn.mozilla.net @208.67.222.222
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 52826
;; flags: qr rd ra; QUERY: 1, ANSWER: 4, AUTHORITY: 0, ADDITIONAL: 0
;; QUESTION SECTION:
;download.cdn.mozilla.net. IN A
;; ANSWER SECTION:
download.cdn.mozilla.net. 246 IN CNAME 2-01-2967-001b.cdx.cedexis.net.
2-01-2967-001b.cdx.cedexis.net. 60 IN CNAME wpc.1237.edgecastcdn.net.
wpc.1237.edgecastcdn.net. 3600 IN CNAME gp1.wpc.v2cdn.net.
gp1.wpc.v2cdn.net. 3600 IN A 68.232.45.253
;; Query time: 99 msec
;; SERVER: 208.67.222.222#53(208.67.222.222)
;; WHEN: Thu Jun 4 14:49:38 2015
;; MSG SIZE rcvd: 1628.8.8.8
~$ dig download.cdn.mozilla.net @8.8.8.8
; <<>> DiG 9.8.3-P1 <<>> download.cdn.mozilla.net @8.8.8.8
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 26000
;; flags: qr rd ra; QUERY: 1, ANSWER: 4, AUTHORITY: 0, ADDITIONAL: 0
;; QUESTION SECTION:
;download.cdn.mozilla.net. IN A
;; ANSWER SECTION:
download.cdn.mozilla.net. 91 IN CNAME 2-01-2967-001b.cdx.cedexis.net.
2-01-2967-001b.cdx.cedexis.net. 59 IN CNAME wpc.1237.edgecastcdn.net.
wpc.1237.edgecastcdn.net. 3570 IN CNAME gp1.wpc.v2cdn.net.
gp1.wpc.v2cdn.net. 3570 IN A 68.232.45.253
;; Query time: 122 msec
;; SERVER: 8.8.8.8#53(8.8.8.8)
;; WHEN: Thu Jun 4 14:50:25 2015
;; MSG SIZE rcvd: 162