[_m3]

Also whois liefert:

www.webliste.ch:212.40.12.217

inetnum: 212.40.12.192 - 212.40.12.255
netname: FBONE-D1
descr: FBONE
country: CH
admin-c: PW631-RIPE
tech-c: PW631-RIPE
status: ASSIGNED PA
notify: pkormann@datacomm.ch
mnt-by: AS6756-MNT
changed: pkormann@datacomm.ch 19980617
source: RIPE

route: 212.40.0.0/19
descr: CH-DATACOMM-980218
origin: AS6756
mnt-by: AS6756-MNT
remarks: +---------------------------------------+
remarks: | For abuse and security issues |
remarks: | contact abuse@ch.tiscali.com |
remarks: +---------------------------------------+
changed: orlando.palumbo@ch.tiscali.com 20030521
source: RIPE

person: Peter Witschi
address: Bernstr. 129
address: 3052 Zollikofen
phone: +41319130914
e-mail: pwitschi@fbone.ch
nic-hdl: PW631-RIPE
notify: pkormann@datacomm.ch
mnt-by: AS6756-MNT
changed: pkormann@datacomm.ch 19980615
source: RIPE

Also wuerde ich einfach die IP 212.40.12.217 sperren und den Abuse-Admin von Tiscali - den Provider von dem Dienst kontaktieren.