질 문 있는데요...

[root@ns /]# host -a roundus.co.kr
Trying "roundus.co.kr"
;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 25609
;; flags: qr aa rd ra; QUERY: 1, ANSWER: 5, AUTHORITY: 0, ADDITIONAL: 3

;; QUESTION SECTION:
;roundus.co.kr.                 IN      ANY

;; ANSWER SECTION:
roundus.co.kr.          3600    IN      SOA     ns1.krline.net. domain.krline.net. 200110
3101 86400 600 604800 3600
roundus.co.kr.          3600    IN      NS      ns1.krline.net.
roundus.co.kr.          3600    IN      NS      ns2.krline.net.
roundus.co.kr.          3600    IN      A       211.235.250.232
roundus.co.kr.          3600    IN      MX      5 mail.roundus.co.kr.

;; ADDITIONAL SECTION:
ns1.krline.net.         172800  IN      A       211.47.128.1
ns2.krline.net.         172800  IN      A       211.47.128.2
mail.roundus.co.kr.     3600    IN      A       211.235.250.232

Received 205 bytes from 211.47.128.2#53 in 4 ms

끝에 아래가 나왔는데요.
Received 205 bytes from 211.47.128.2#53 in 4 ms
이거 잘 못  된거 아닌가요?