RP/0/RP0/CPU0:R1#show route isis
Tue Sep  8 05:54:31.352 UTC

i L1 2.2.2.2/32 [115/10] via 10.1.2.2, 00:06:33, GigabitEthernet0/0/0/0
i L1 10.2.5.0/24 [115/20] via 10.1.2.2, 00:06:33, GigabitEthernet0/0/0/0
RP/0/RP0/CPU0:R1#show route 0.0.0.0/0
Tue Sep  8 05:54:31.544 UTC

% Network not in table

RP/0/RP0/CPU0:R1#show route 4.4.4.4/32
Tue Sep  8 05:54:31.683 UTC

% Network not in table

RP/0/RP0/CPU0:R1#traceroute 4.4.4.4 source 1.1.1.1
Tue Sep  8 05:54:31.816 UTC

Type escape sequence to abort.
Tracing the route to 4.4.4.4

 1  1.1.1.1 !N  *  !N