root@nirvana:~# tcptraceroute swarm.cs.pub.ro 140
Selected device eth0, address 81.180.93.130, port 50887 for outgoing packets
Tracing the path to swarm.cs.pub.ro (141.85.227.118) on TCP port 140, 30 hops max
 1  81.180.93.129  0.517 ms  0.408 ms  0.445 ms
 2  89.47.224.149.b.primetelecom.ro (89.47.224.149)  11.643 ms  11.637 ms  11.682 ms
 3  146.120.37.89.in-addr.arpa (89.37.120.146)  13.126 ms  12.667 ms  12.188 ms
 4  37.128.239.93  11.905 ms  12.153 ms  11.931 ms
 5  te-4-1.acc1.buc.roedu.net (37.128.232.130)  12.144 ms  12.165 ms  11.937 ms
 6  37.128.225.194  12.136 ms  12.155 ms  11.681 ms
 7  172.31.255.253  12.144 ms  11.924 ms  11.942 ms
 8  172.31.255.2  12.157 ms  12.180 ms  13.691 ms
 9  swarm.cs.pub.ro (141.85.227.118) [closed]  11.906 ms  11.867 ms  12.187 ms

root@nirvana:~# tcptraceroute swarm.cs.pub.ro 139
Selected device eth0, address 81.180.93.130, port 37334 for outgoing packets
Tracing the path to swarm.cs.pub.ro (141.85.227.118) on TCP port 139 (netbios-ssn), 30 hops max
 1  81.180.93.129  0.663 ms  0.425 ms  0.457 ms
 2  * * *
 3  * * *
 4  * * *