Skal jeg være nervøs når min firewall (Sygate personal firewall) fortæller mig at "somebody is scanning your computer". Jeg kan så lave en back trace og finder følgende information:
Latin American and Caribbean IP address Regional Registry (NET-LACNIC-200)
   Chucarro 1110 ap. 5
   Montevideo, 11300
   UY
   Netname: LACNIC-200
   Netblock: 200.0.0.0 - 200.255.255.255
   Maintainer: LNIC
   Coordinator:
      Latin American and Caribbean IP address Regional Registry  (LACNIC-ARIN)  hostmaster@lacnic.net
      (+55) 11 5509-3525
   Domain System inverse mapping provided by:
   ARROWROOT.ARIN.NET      198.133.199.110
   BUCHU.ARIN.NET      192.100.59.110
   CHIA.ARIN.NET      192.5.6.32
   DILL.ARIN.NET      192.35.51.32
   NS.LACNIC.ORG      200.160.0.7
   NS.DNS.BR         143.108.23.2
   NS2.DNS.BR         200.19.119.99
   This IP address range has been transferred to LACNIC for administrative
   oversight. Please see 
http://www.lacnic.net/ for further details,
   or check the WHOIS server located at whois.lacnic.net
   Record last updated on 16-Aug-2002.
   Database last updated on  23-Aug-2002 16:56:03 EDT.
The information in this WHOIS database is current as of August 23, 2002,
and has been retained for historical purposes only. For the most current
information, query whois.arin.net or visit 
http://whois.arin.net.