wget 명령어시 특정사이트에서만 오류가 계속 뜨는데 이유가 뭘까요?

계정>wget c2joy.com
--13:18:31--  http://c2joy.com/
           => `index.html'
Resolving c2joy.com... 66.225.249.67
Connecting to c2joy.com|66.225.249.67|:80... connected.
HTTP request sent, awaiting response... Read error (Connection reset by peer) in headers.
Retrying.

--13:18:43--  http://c2joy.com/
  (try: 2) => `index.html'
Connecting to c2joy.com|66.225.249.67|:80... connected.
HTTP request sent, awaiting response... Read error (Connection reset by peer) in headers.
Retrying.

--13:18:45--  http://c2joy.com/
  (try: 3) => `index.html'
Connecting to c2joy.com|66.225.249.67|:80... connected.
HTTP request sent, awaiting response... Read error (Connection reset by peer) in headers.
Retrying.

다른 사이트는 다 되는데

c2joy에서만 저런 메시지를 뿌립니다.