detection period: 2025-07-31 00:00-23:59 UTC
total number of suspected botnet IPs: 21539
number of botnet IPs notified to network operators (best case, if all mail were sent out successfully): 20216
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 | 1538 |
| 2 | AL-3 | 1489 |
| 3 | ASEPL-SG | 1107 |
| 4 | GOOGLE-CLOUD | 1019 |
| 5 | PAN-22 | 956 |
| 6 | ALISOFT | 497 |
| 7 | VOLCANO-ENGINE | 473 |
| 8 | CENSY | 393 |
| 9 | KORNET-KR | 292 |
| 10 | UCLOUD-HK | 266 |
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 | 8284 |
| 2 | China | 3748 |
| 3 | Singapore | 1349 |
| 4 | Hong Kong | 573 |
| 5 | Indonesia | 563 |
| 6 | Russian Federation | 448 |
| 7 | South Korea | 430 |
| 8 | India | 359 |
| 9 | Viet Nam | 332 |
| 10 | United Kingdom | 327 |
| Rank | TCP port number | # of connection attempts received |
|---|---|---|
| 1 | 5900 | 69349 |
| 2 | 8022 | 57237 |
| 3 | 15022 | 38885 |
| 4 | 3022 | 31148 |
| 5 | 9000 | 28137 |
| 6 | 22 | 26404 |
| 7 | 111 | 26184 |
| 8 | 2323 | 19750 |
| 9 | 23 | 19170 |
| 10 | 22222 | 15543 |
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