我换新系统，DNS还有一点问题，帮我看看啊。

Question

root@linuxthree named]# dig localhost

; <<>;>; DiG 9.2.0 <<>;>; localhost
;; global options: printcmd
;; Got answer:
;; ->;>;HEADER<<- opcode: QUERY, status: NOERROR, id: 44534
;; flags: qr aa rd ra; QUERY: 1, ANSWER: 1, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;localhost. IN A

;; ANSWER SECTION:
localhost. 86400 IN A 127.0.0.1

;; AUTHORITY SECTION:
localhost. 86400 IN NS localhost.

;; Query time: 19 msec
;; SERVER: 127.0.0.1#53(127.0.0.1)
;; WHEN: Sat Feb 5 14:21:48 2005
;; MSG SIZE rcvd: 57

这个正常

dig linuxone.yjy.jsjs.com.cn

; <<>;>; DiG 9.2.0 <<>;>; linuxone.yjy.jsjs.com.cn
;; global options: printcmd
;; Got answer:
;; ->;>;HEADER<<- opcode: QUERY, status: SERVFAIL, id: 33466
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 0, ADDITIONAL: 0

;; QUESTION SECTION:
;linuxone.yjy.jsjs.com.cn. IN A

;; Query time: 7 msec
;; SERVER: 127.0.0.1#53(127.0.0.1)
;; WHEN: Sat Feb 5 14:21:16 2005
;; MSG SIZE rcvd: 42
这个不正常
是哪里的问题啊。