detection period: 2025-05-16 00:00-23:59 UTC
total number of suspected botnet IPs: 24409
number of botnet IPs notified to network operators (best case, if all mail were sent out successfully): 22376
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 | MSFT | 1482 |
| 2 | AL-3 | 1406 |
| 3 | GOOGLE-CLOUD | 1014 |
| 4 | PAN-22 | 959 |
| 5 | ASEPL-SG | 915 |
| 6 | BSNLNET | 742 |
| 7 | HURRICANE-4 | 445 |
| 8 | ALISOFT | 437 |
| 9 | VOLCANO-ENGINE | 412 |
| 10 | CMNET | 412 |
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 | 7994 |
| 2 | China | 5476 |
| 3 | India | 1544 |
| 4 | Singapore | 1059 |
| 5 | South Korea | 647 |
| 6 | Hong Kong | 590 |
| 7 | Russian Federation | 476 |
| 8 | Netherlands | 461 |
| 9 | United Kingdom | 389 |
| 10 | Indonesia | 355 |
| Rank | TCP port number | # of connection attempts received |
|---|---|---|
| 1 | 3022 | 90848 |
| 2 | 5900 | 63683 |
| 3 | 8822 | 40790 |
| 4 | 22 | 40322 |
| 5 | 2233 | 35230 |
| 6 | 2222 | 28156 |
| 7 | 50010 | 26597 |
| 8 | 5902 | 17483 |
| 9 | 54545 | 16093 |
| 10 | 2022 | 15218 |
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