aggresive ma bell?

in my apache logging i found a very aggresive bot. going through all the possible willy urls very *very* fast.

135.207.41.13 - - [24/Oct/2003:15:04:40 +0200] 
"HEAD /myblog/taxonomy/page/or/17?from=75
HTTP/1.0" 200 0 "-" "lwp-request/1.26"

att is the bad one here

host 135.207.41.13
13.41.207.135.in-addr.arpa
domain name
pointer H-135-207-41-13.research.att.com.

sorry aggresive att bot, you are dead.

iptables -I INPUT -s 135.207.41.13 -j DROP