DNS problemer

Min Cisco 677 svarer hele tiden med det samme ipnummer lige gyldigt hvad jeg
prøver at ping. Se lige her:
----------------------------------------------------------------
C:\\ping www.dr.dk

Pinging www.dr.dk [172.219.173.203] with 32 bytes of dat

Reply from 212.54.64.6: TTL expired in transit.
Reply from 212.54.64.6: TTL expired in transit.
Reply from 212.54.64.6: TTL expired in transit.
Reply from 212.54.64.6: TTL expired in transit.

Ping statistics for 172.219.173.203:
    Packets: Sent = 4, Received = 4, Lost = 0 (0% loss),
Approximate round trip times in milli-seconds:
    Minimum = 0ms, Maximum =  0ms, Average =  0ms

C:\\ping jubii.dk

Pinging jubii.dk [172.219.173.203] with 32 bytes of data

Reply from 212.54.64.6: TTL expired in transit.
Reply from 212.54.64.6: TTL expired in transit.
Reply from 212.54.64.6: TTL expired in transit.
Reply from 212.54.64.6: TTL expired in transit.

Ping statistics for 172.219.173.203:
    Packets: Sent = 4, Received = 4, Lost = 0 (0% loss),
Approximate round trip times in milli-seconds:
    Minimum = 0ms, Maximum =  0ms, Average =  0ms
----------------------------------------------------------------------

Men jeg kan f.eks godt se en webside hvis jeg bruger dens IP adresse i
stedet for dens URL.

Jeg har prøvet at :
SET NAT ENTRY DELETE ALL
som www.paikin.dk anbefaler men uden held.


hjælp!