[23:05:04:~]$ nslookup 10.8.145.107
Server:         127.0.0.1
Address:        127.0.0.1#53
** server can't find 107.145.8.10.in-addr.arpa.: NXDOMAIN

[23:05:38 :~]$ traceroute 10.8.145.107
traceroute to 10.8.145.107 (10.8.145.107), 30 hops max, 40 byte packets
 1  test91.testdomain.com (10.8.145.107)  0.024 ms  0.012 ms  0.007 ms

[23:11:55 :~]$ nmblookup 10.8.145.107
querying 10.8.145.107 on 10.8.145.127
querying 10.8.145.107 on x.x.x.x
querying 10.8.145.107 on x.x.x.x
querying 10.8.145.107 on x.x.x.x
querying 10.8.145.107 on x.x.x.x
querying 10.8.145.107 on x.x.x.x
name_query failed to find name 10.8.145.107