apt-get update錯誤訊息

[nansen]

小弟昨天更新還正常今天就出現錯誤,錯誤訊息如下,從板上找到的資料看來好像是dns設定錯誤,但是小弟剛從rh轉換到debian還不太知道要設定哪裡,請各位大大不吝指教,

小弟用的是hinet adsl連線正常,www與ssh服務可用,但是apt-get無法使用

Err http://security.debian.org stable/updates/main Packages
Something wicked happened resolving 'security.debian.org:http' (-3)
Err http://non-us.debian.org stable/non-US/main Packages
Something wicked happened resolving 'non-us.debian.org:http' (-3)
Err http://debian.csie.ntu.edu.tw stable/main Packages
Something wicked happened resolving 'debian.csie.ntu.edu.tw:http' (-3)
Err http://security.debian.org stable/updates/main Release
Something wicked happened resolving 'security.debian.org:http' (-3)
Err http://non-us.debian.org stable/non-US/main Release
Something wicked happened resolving 'non-us.debian.org:http' (-3)

[d2207197]

DNS 設定位置應該是跟 RedHat 一樣的。
/etc/resolv.conf

[nansen]

我設定了還是一樣的結果

nameserver 168.95.1.1