new bot trap listings

Why are all of these ips falling into bot traps?
Looks like a bot net thats trying to spider web sites.

75.126.231.122,2008-02-24,basetower.com,AB,BAN,Fell in bot trap
195.114.26.150,2008-02-28,hestia.produhost.net,AB,BAN,Fell in bot trap
149.156.132.152,2008-02-28,riad.pk.edu.pl,AB,BAN,Fell in bot trap
82.210.30.123,2008-02-28,son.s-online.at,AB,BAN,Fell in bot trap
87.230.22.135,2008-02-28,i-dreams.net,AB,BAN,Fell in bot trap
193.71.16.18,2008-02-28,-,AB,BAN,Fell in bot trap
88.191.11.195,2008-02-28,sd-301.dedibox.fr,AB,BAN,Fell in bot trap
207.210.117.6,2008-02-29,dman.com,AB,BAN,Fell in bot trap
89.248.99.66,2008-02-29,infurma.es,AB,BAN,Fell in bot trap
194.109.91.146,2008-02-29,kkadam.xs4all.nl,AB,BAN,Fell in bot trap
210.127.253.75,2008-02-29,-,AB,BAN,Fell in bot trap