FYI...

Big Update: gumblar domains, rbn domains, trojan domains and more
- http://www.malwaredomains.com/wordpress/?p=933
April 16, 2010 - "Over 300 domains associated with the RBN, gumblar, trojans, as well as domains associated with fraud. Sources include defintel.blogspot.com, emergingthreats.net, krebsonsecurity.com..."