Re: [anti-abuse-wg] Romanian Spam Network with curious effetcs

Ronald F. Guilmette wrote:

Lutz Petersen <lp@shlink.de> wrote: [...] There are quite a lot of networks on the Internet that are blocking traceroute packets, due to either incompetence or malevolence.

Assuming that a TCP-based service is available on the subnet of interest, then `tcptraceroute´ is helpful in many cases :-)

Networks that know that they are harboring criminals and criminal activity will almost always be found to be blocking ordinary traceroute packets. [...] Regards, rfg

hth, -wilfried