You might have better results if you use different traceroute options (e.g. --tcp on Linux, which uses TCP SYN for probes) or other traceroute-like programs (e.

You might have better results if you use different traceroute options (e.g. --tcp on Linux, which uses TCP SYN for probes) or other traceroute-like programs (e.g. lft, paris-traceroute, mtr)