Web hosting and connectivity company Savvis Communications confirmed that it has <A HREF="http://zdnet.com.com/2100-1106_2-5357445.html?tag=zdnn.alert">canceled about 40 accounts</A> from businesses that were earmarked as spammers. Savvis halted the accounts after antispam organizations notified the company that it was providing Web hosting services to known unsolicited bulk emailers. The spammers in question were listed on Spamhaus' Register of Known Spam Operations (Rokso), a blacklist used by many Internet services to curb spam volume on their systems.