No, sul router ci sono altri tre pc che navigano correttamente.

Di seguito ti copio quello che mi dicevi di fare:
codice:
Microsoft Windows [Version 5.2.3790]
(C) Copyright 1985-2003 Microsoft Corp.

C:\Documents and Settings\Administrator.2K3SERVER>ping 212.110.13.99

Pinging 212.110.13.99 with 32 bytes of data:

Reply from 212.110.13.99: bytes=32 time=50ms TTL=58
Reply from 212.110.13.99: bytes=32 time=48ms TTL=58
Reply from 212.110.13.99: bytes=32 time=48ms TTL=58
Reply from 212.110.13.99: bytes=32 time=49ms TTL=58

Ping statistics for 212.110.13.99:
    Packets: Sent = 4, Received = 4, Lost = 0 (0% loss),
Approximate round trip times in milli-seconds:
    Minimum = 48ms, Maximum = 50ms, Average = 48ms

C:\Documents and Settings\Administrator.2K3SERVER>tracert 212.110.13.99

Tracing route to forum.html.it [212.110.13.99]
over a maximum of 30 hops:

  1    <1 ms    <1 ms    <1 ms  my.router [192.168.1.1]
  2    36 ms    36 ms    35 ms  151.6.140.65
  3    36 ms    35 ms    37 ms  151.6.49.81
  4    44 ms    44 ms    45 ms  RMID-T01-PDMA-B02-po01.wind.it [151.6.1.29]
  5    47 ms    47 ms    47 ms  151.6.1.54
  6    55 ms    54 ms    54 ms  grapes2.mix-it.net [217.29.67.29]
  7   136 ms    54 ms    56 ms  f1-1.7206milano2.n.grapesnet.net [212.110.0.196]

  8    57 ms    56 ms    57 ms  forum.html.it [212.110.13.99]

Trace complete.

C:\Documents and Settings\Administrator.2K3SERVER>ping 66.102.9.99

Pinging 66.102.9.99 with 32 bytes of data:

Reply from 66.102.9.99: bytes=32 time=152ms TTL=238
Reply from 66.102.9.99: bytes=32 time=150ms TTL=238
Reply from 66.102.9.99: bytes=32 time=151ms TTL=238
Reply from 66.102.9.99: bytes=32 time=152ms TTL=238

Ping statistics for 66.102.9.99:
    Packets: Sent = 4, Received = 4, Lost = 0 (0% loss),
Approximate round trip times in milli-seconds:
    Minimum = 150ms, Maximum = 152ms, Average = 151ms

C:\Documents and Settings\Administrator.2K3SERVER>tracert 66.102.9.99

Tracing route to www.google.com [66.102.9.99]
over a maximum of 30 hops:

  1    <1 ms    <1 ms    <1 ms  my.router [192.168.1.1]
  2    35 ms    35 ms    37 ms  151.6.140.65
  3    36 ms    35 ms    38 ms  151.6.49.65
  4    44 ms    45 ms    43 ms  f1-1.7206milano2.n.grapesnet.net [151.6.1.129]
  5    45 ms    45 ms    44 ms  rmid-i01-rmid-t01-po01.wind.it [212.245.229.1]
  6   154 ms   152 ms   151 ms  mil8-wind-2-it.mil.seabone.net [195.22.208.37]
  7   153 ms   151 ms   151 ms  linx-lon1-racc1.lon.seabone.net [195.22.209.109]

  8   150 ms   150 ms   150 ms  195.66.226.125
  9   159 ms   158 ms   158 ms  216.239.49.254
 10   160 ms   161 ms   160 ms  64.233.174.42
 11   166 ms   165 ms   164 ms  64.233.174.10
 12   182 ms   163 ms   162 ms  www.google.com [66.102.9.99]

Trace complete.

C:\Documents and Settings\Administrator.2K3SERVER>
Da notare che "html.it" lo vedo correttamente, mentre "google" no...