Dear HostNOC - your servers are attacking a friend!

I am assisting a friend at present, with an issue involving IPs constantly attacking his servers, and noted during one of his recent updates, that alot of them were HostNOC - turns out, there's quite the list of them (ignoring the others from known criminal networks). All are RFI etc, and all are already being blocked by ZBBlock (a script written by my friend Zaphod).The problem here, is HostNOCs