Posts Tagged ‘xo.com’

According to  Spamhaus Top 10 Network offenders on its Spamhaus Block List Advisory, an ISP called AS3352 TELEFONICA-DATA-ESPANA has the most SBLs on Spamhaus list as of January 17th, 2010. Based on Spamhaus‘ research, this ISP is considered the current “World’s Worst Network.”  At time of this post, there are 95 SBLs belonging to Telefonica.es. […]


Since around August 2009 or so, French provider OVH.net (AS16276) has been the top offender by current SBLs on Spamhaus. Here is a screenshot of that list on Spamhaus as of December 5th, 2009. Also, note. The list below as of 12/5/09. 1. ovh.net  AS16276 = 77 SBLs 2. telefonica.es AS3352 = 59 SBLs 3. […]