dig result to mirrorlist.centos.org on CentOS7

dig.txt

[maker@myblog2 ~]$ cat /etc/redhat-release                                     
CentOS Linux release 7.0.1406 (Core) 
[maker@myblog2 ~]$ uname -a                                                    
Linux myblog2 3.10.0-123.el7.x86_64 #1 SMP Mon Jun 30 12:09:22 UTC 2014 x86_64 x86_64 x86_64 GNU/Linux
[maker@myblog2 ~]$ dig mirrorlist.centos.org                             

; <<>> DiG 9.9.4-RedHat-9.9.4-14.el7_0.1 <<>> mirrorlist.centos.org
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 25262
;; flags: qr rd ra; QUERY: 1, ANSWER: 3, AUTHORITY: 3, ADDITIONAL: 4

;; OPT PSEUDOSECTION:
; EDNS: version: 0, flags:; udp: 4096
;; QUESTION SECTION:
;mirrorlist.centos.org.         IN      A

;; ANSWER SECTION:
mirrorlist.centos.org.  300     IN      A       108.61.16.227
mirrorlist.centos.org.  300     IN      A       84.22.180.89
mirrorlist.centos.org.  300     IN      A       88.150.173.218

;; AUTHORITY SECTION:
centos.org.             13733   IN      NS      ns4.centos.org.
centos.org.             13733   IN      NS      ns1.centos.org.
centos.org.             13733   IN      NS      ns3.centos.org.

;; ADDITIONAL SECTION:
ns4.centos.org.         84696   IN      A       62.141.54.220
ns1.centos.org.         55122   IN      A       199.187.126.93
ns3.centos.org.         84696   IN      A       88.208.217.170

;; Query time: 287 msec
;; SERVER: 10.0.2.3#53(10.0.2.3)
;; WHEN: 日  2月 01 18:34:23 JST 2015
;; MSG SIZE  rcvd: 200