detection period: 2012-03-28 00:00-23:59 UTC
total number of suspected botnet IPs: 1750
number of botnet IPs notified to network operators: 1558
number of spam blocked: 148906
recipient count of spam blocked: 5099007
The top 10 networks (as found in WHOIS), ordered by number of suspected botnet IPs are:
| Rank | Network | # of suspected botnet IPs |
|---|---|---|
| 1 | HINET-NET | 458 |
| 2 | CHINANET-GD | 374 |
| 3 | UNICOM-GD | 369 |
| 4 | CHINANET-JS | 13 |
| 5 | 033.530.486/0001-29 | 13 |
| 6 | 003.420.926/0002-05 | 13 |
| 7 | 002.558.157/0001-62 | 13 |
| 8 | 000.065.376/0002-65 | 13 |
| 9 | UNICOM-SD | 9 |
| 10 | OVH | 8 |
The top 10 countries (as defined by the 2-character country code), ordered by number of suspected botnet IPs are:
| Rank | Country | # of suspected botnet IPs |
|---|---|---|
| 1 | China | 881 |
| 2 | Taiwan | 464 |
| 3 | Brazil | 81 |
| 4 | United States | 41 |
| 5 | Russian Federation | 39 |
| 6 | India | 21 |
| 7 | Germany | 21 |
| 8 | South Korea | 17 |
| 9 | Indonesia | 15 |
| 10 | France | 15 |
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