detection period: 2025-05-27 00:00-23:59 UTC
total number of suspected botnet IPs: 24142
number of botnet IPs notified to network operators (best case, if all mail were sent out successfully): 22320
number of spam blocked: 0
recipient count of spam blocked: 0
The top 10 networks (as found in WHOIS), ordered by the number of suspected botnet IPs are:
| Rank | Network | # of suspected botnet IPs |
|---|---|---|
| 1 | AL-3 | 1510 |
| 2 | MSFT | 1301 |
| 3 | ASEPL-SG | 1109 |
| 4 | GOOGLE-CLOUD | 975 |
| 5 | BSNLNET | 950 |
| 6 | PAN-22 | 949 |
| 7 | KORNET-KR | 912 |
| 8 | HURRICANE-4 | 445 |
| 9 | ALISOFT | 427 |
| 10 | VOLCANO-ENGINE | 418 |
The top 10 countries (as defined by the 2-character country code), ordered by the number of suspected botnet IPs are:
| Rank | Country/Region | # of suspected botnet IPs |
|---|---|---|
| 1 | United States | 8669 |
| 2 | China | 5140 |
| 3 | India | 1697 |
| 4 | Singapore | 1238 |
| 5 | South Korea | 1153 |
| 6 | Hong Kong | 521 |
| 7 | Germany | 386 |
| 8 | United Kingdom | 362 |
| 9 | Russian Federation | 328 |
| 10 | European Union | 327 |
| Rank | TCP port number | # of connection attempts received |
|---|---|---|
| 1 | 23 | 29870 |
| 2 | 7512 | 26687 |
| 3 | 22 | 22357 |
| 4 | 5900 | 19996 |
| 5 | 8822 | 14382 |
| 6 | 4322 | 13423 |
| 7 | 3422 | 12616 |
| 8 | 445 | 11418 |
| 9 | 28022 | 10605 |
| 10 | 5122 | 10285 |
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