detection period: 2026-01-18 00:00-23:59 UTC
total number of suspected botnet IPs: 25554
number of botnet IPs notified to network operators (best case, if all mail were sent out successfully): 23513
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 | 1390 |
| 2 | GOOGLE-CLOUD | 1007 |
| 3 | PAN-22 | 948 |
| 4 | BYTEPLUS-SG | 878 |
| 5 | AL-3 | 850 |
| 6 | VOLCANO-ENGINE | 470 |
| 7 | ASEPL-SG | 453 |
| 8 | FR-ONYPHE-20191111 | 416 |
| 9 | ALISOFT | 402 |
| 10 | CENSY | 378 |
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 | 9243 |
| 2 | China | 5264 |
| 3 | Singapore | 1491 |
| 4 | Brazil | 743 |
| 5 | India | 560 |
| 6 | France | 509 |
| 7 | Netherlands | 467 |
| 8 | Russian Federation | 455 |
| 9 | Hong Kong | 433 |
| 10 | Indonesia | 338 |
| Rank | TCP port number | # of connection attempts received |
|---|---|---|
| 1 | 5900 | 340285 |
| 2 | 22 | 104299 |
| 3 | 7322 | 93655 |
| 4 | 2288 | 64989 |
| 5 | 13222 | 38289 |
| 6 | 28722 | 37229 |
| 7 | 2022 | 35187 |
| 8 | 8622 | 32481 |
| 9 | 333 | 29302 |
| 10 | 5902 | 26051 |
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