¡Ataques!

Aquí os pongo de una info, sobre un atacante, que envia "Invalid TCP Flag"
inetnum: 62.166.0.0 - 62.166.63.255
netname: VERSATEL-CUST-VERSNET-ADSL-1
descr: Zon internet is one of the largest free ISP in the Netherlands
country: NL
admin-c: ZA134-RIPE
tech-c: ZA134-RIPE
tech-c: VT1029-RIPE
remarks: ------------------------------------------
remarks: For abuse issues please contact
remarks: [e-mail]
remarks: ------------------------------------------
status: ASSIGNED PA
mnt-by: AS13127-MNT
changed: [e-mail] 20000918
changed: [e-mail] 20020107
changed: [e-mail] 20021218
source: RIPE