Black market is probably not the best phrase for the sources I have dug up today but here goes. Market Places http://addrex.net/ http://www.hilcostreambank.com/IPv4.asp http://www.kalorama.com/en/IPv4-IPv6-Advisory/IPv4-Acquisition-and-Divestitu... News http://www.networkworld.com/news/2011/041411-apnic-ipv4-gone.html http://paritynews.com/network/item/325-department-of-work-and-pensions-uk-in... http://www.networkworld.com/news/2011/042511-ipv4-sales.html http://www.forbes.com/sites/ciocentral/2011/09/15/pssst-rare-ipv4-addresses-... http://www.internetgovernance.org/2012/02/14/a-whole-8-for-sale/ http://www.prweb.com/releases/ipv4-ip-address/sale/prweb9552646.htm http://isc.sans.edu/diary/What's+Your+(IP)+Address+Worth%3F++/10765 -- ~ Andrew "lathama" Latham lathama@gmail.com http://lathama.net ~