Проверка IP на "локальность"?

[diman73rus]

внешка

# trc 94.127.200.44
trc to 94.127.200.44 (94.127.200.44) from 95.182.102.2, 64 hops max, 40 byte packets
1 s14-lagg0 (217.107.11.110) 0.560 ms 0.759 ms 0.463 ms
2 uln-dsr0.rtcentr.ru (91.193.36.201) 0.970 ms 0.959 ms 1.087 ms
3 85.26.196.249 (85.26.196.249) 22.953 ms 23.048 ms 23.078 ms
4 85.26.172.10 (85.26.172.10) 26.198 ms 26.937 ms 26.577 ms
5 AS1.vinf.ru (94.127.203.166) 30.231 ms 25.740 ms 26.331 ms
6 dynamic-h44.n200.vinf.ru ^C