Same for me.
Tracing route to cache1.service.virginmedia.net [194.168.4.100]
over a maximum of 30 hops:
1 1 ms 1 ms 1 ms 192.168.0.1
2 * * * Request timed out.
3 12 ms 9 ms 12 ms haye-core-2b-ae63-650.network.virginmedia.net [62.253.8.221]
4 10 ms 16 ms 12 ms cache1.service.virginmedia.net [194.168.4.100]
Trace complete.
D:\Users\pwood>tracert 194.168.8.100
Tracing route to cache2.service.virginmedia.net [194.168.8.100]
over a maximum of 30 hops:
1 1 ms 1 ms 1 ms 192.168.0.1
2 * * * Request timed out.
3 13 ms 12 ms 9 ms haye-core-2b-ae63-650.network.virginmedia.net [62.253.8.221]
4 * * * Request timed out.
5 * * * Request timed out.
6 19 ms 19 ms 19 ms lang-dclcore-1a-port-channel1.network.virginmedia.net [62.254.85.2]
7 15 ms 16 ms 16 ms cache2.service.virginmedia.net [194.168.8.100]
Trace complete.