windows - DNS request timed out. Server: UnKnown Address: 192.168.1.1

I have some problem with my DNS server configuration or my Router i guess.

In the browser, i can't open any pages. i can't ping www.google.com but i can ping the ipadress.

nslookup www.google.com yelds

DNS request timed out.
    timeout was 2 seconds.
Server:  UnKnown
Address:  192.168.1.1

DNS request timed out.
    timeout was 2 seconds.
DNS request timed out.
    timeout was 2 seconds.
DNS request timed out.
    timeout was 2 seconds.
DNS request timed out.
    timeout was 2 seconds.
*** Request to UnKnown timed-out

ipconfig /all yelds:

IP Configuration for Windows

   Computer name. . . . . . . . . : Asus-PC
   The main DNS-suffix. . . . . . :
   Node Type. . . . . . . . . . . . . : Hybrid
   IP-routing is enabled. . . . : No
   WINS-proxy enabled. . . . . . . : No

Wireless LAN adapter Wireless Network Connection:

   DNS-suffix for this connection. . . . . :
   Description. . . . . . . . . . . . . : Atheros AR9285 Wireless Network Adapter
   Physical Address. . . . . . . . . : 00-25-D3-06-C6-4C
   DHCP is enabled. . . . . . . . . . . : Yes
   Autoconfiguration Enabled. . . . . . : Yes
   Local IPv6-address channel. . . : Fe80:: 3d91: 1dce: a561: d209% 11 (main)
   IPv4-address. . . . . . . . . . . . : 192.168.1.101 (primary)
   Subnet mask. . . . . . . . . . : 255.255.255.0
   Rent received. . . . . . . . . . : May 9, 2011 12:06:42
   The lease term expires. . . . . . . . . . : May 9, 2011 14:06:41
   Default Gateway. . . . . . . . . : 192.168.1.1
   DHCP-server. . . . . . . . . . . : 192.168.1.1
   DNS-servers. . . . . . . . . . . : 192.168.1.1
   NetBios over TCP / IP. . . . . . . . : Enabled

Tunnel adapter Local Area Connection * 2:

   Media State. . . . . . . . : Media disconnected
   DNS-suffix for this connection. . . . . :
   Description. . . . . . . . . . . . . : Isatap. {CFA53C79-5BEB-445C-A626-772598C5F
CA4}
   Physical Address. . . . . . . . . : 00-00-00-00-00-00-00-E0
   DHCP is enabled. . . . . . . . . . . : No
   Autoconfiguration Enabled. . . . . . : Yes

Tunnel adapter Local Area Connection * 6:

   Media State. . . . . . . . : Media disconnected
   DNS-suffix for this connection. . . . . :
   Description. . . . . . . . . . . . . : Teredo Tunneling Pseudo-Interface
   Physical Address. . . . . . . . . : 02-00-54-55-4E-01
   DHCP is enabled. . . . . . . . . . . : No
   Autoconfiguration Enabled. . . . . . : Yes

any idea what could be the problem? if i login to my router, two dns entries are set.