They all post via
nntp.TheWorld.com.
The newsreader seems to be the same:
X-Newsreader: trn 4.0-test77 (Sep 1, 2010)
Message-ID always contains @
pcls7.std.com.
That hat an A record that points to 192.74.137.147, which belongs to
theworld.com
I will contact them, so they can terminate the account associated with
it.
Please see the follow-up-to: news.admin.net-abuse.usenet!