news.admin.net-abuse.blocklisting - participar
Discussion of ip-based blocklisting. (Moderated)
Actividad baja, 754 suscriptores, Usenet

alt.spam - participar
What is that stuff that doth jiggle in the breeze?
Actividad baja, 254 suscriptores, Usenet

comp.mail.sendmail - participar
Configuring and using the BSD sendmail agent.
Actividad media, 1397 suscriptores, Usenet