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Monday, July 9, 2012

Botnet Statistics [2012-07-08]

detection period: 2012-07-08 00:00-23:59 UTC
total number of suspected botnet IPs: 1853
number of botnet IPs notified to network operators: 1593
number of spam blocked: 106797
recipient count of spam blocked: 3453364

The top 10 networks (as found in WHOIS), ordered by number of suspected botnet IPs are:

RankNetwork# of suspected botnet IPs
1CHINANET-GD562
2UNICOM-GD489
3HINET-NET183
4002.558.157/0001-6217
5003.420.926/0002-0514
6CHINANET-JS13
7000.065.376/0002-6513
8TELEHOUSE9
9033.530.486/0001-299
10NETBLK-SOFTLAYER-RIPE-CUST-AR10282-RIPE7

The top 10 countries (as defined by the 2-character country code), ordered by number of suspected botnet IPs are:

RankCountry# of suspected botnet IPs
1China1157
2Taiwan188
3Brazil89
4Russian Federation48
5United States46
6France22
7Netherlands21
8South Korea19
9India19
10Germany19

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