Hi ACWest & welcome,
1. You are obviously quite close to your exchange with very healthy statistics when your service is working properly. Can you please tell us your exchange name which you can find out from here:-
http://www.kitz.co.uk/adsl/adslchecker.php2. It looks as if your intruder comes from Brazil but in itself is not usually a significant problem. Many routers are constantly being probed.
% Joint Whois - whois.lacnic.net
% This server accepts single ASN, IPv4 or IPv6 queries
% Brazilian resource: whois.registro.br
% Copyright (c) Nic.br
% The use of the data below is only permitted as described in
% full by the terms of use (
http://registro.br/termo/en.html),
% being prohibited its distribution, comercialization or
% reproduction, in particular, to use it for advertising or
% any similar purpose.
% 2011-05-29 04:58:20 (BRT -03:00)
inetnum: 187.36/14
aut-num: AS28573
abuse-c: GRSVI
owner: NET Serviços de Comunicação S.A..
ownerid: 000.065.376/0002-65
responsible: Grupo de Segurança da Informação Vírtua
country: BR
owner-c: GRSVI
tech-c: GRSVI
inetrev: 187.38/16
nserver: ns7.virtua.com.br
nsstat: 20110527 AA
nslastaa: 20110527
nserver: ns8.virtua.com.br
nsstat: 20110527 AA
nslastaa: 20110527
created: 20081219
changed: 20081219
nic-hdl-br: GRSVI
person: Grupo de Segurança Vírtua
e-mail: virtua@virtua.com.br
created: 20080512
changed: 20090518
% Security and mail abuse issues should also be addressed to
% cert.br,
http://www.cert.br/, respectivelly to cert@cert.br
% and mail-abuse@cert.br
%
% whois.registro.br accepts only direct match queries. Types
% of queries are: domain (.br), ticket, provider, ID, CIDR
% block, IP and ASN.
Kind regards,
Walter