detection period: 2026-03-13 00:00-23:59 UTC
total number of suspected botnet IPs: 18571
number of botnet IPs notified to network operators (best case, if all mail were sent out successfully): 17468
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 | 1282 |
| 2 | MSFT | 1276 |
| 3 | GOOGLE-CLOUD | 1057 |
| 4 | PAN-22 | 949 |
| 5 | ASEPL-SG | 804 |
| 6 | FR-ONYPHE-20191111 | 448 |
| 7 | VOLCANO-ENGINE | 396 |
| 8 | CENSY | 378 |
| 9 | ALISOFT | 319 |
| 10 | UCLOUD-HK | 279 |
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 | 8656 |
| 2 | China | 2943 |
| 3 | Singapore | 1016 |
| 4 | France | 581 |
| 5 | Hong Kong | 422 |
| 6 | Netherlands | 383 |
| 7 | South Korea | 375 |
| 8 | India | 363 |
| 9 | Indonesia | 317 |
| 10 | Russian Federation | 266 |
| Rank | TCP port number | # of connection attempts received |
|---|---|---|
| 1 | 5900 | 222722 |
| 2 | 888 | 124014 |
| 3 | 2203 | 85492 |
| 4 | 8085 | 77915 |
| 5 | 6451 | 68899 |
| 6 | 22 | 56465 |
| 7 | 3306 | 51440 |
| 8 | 8088 | 50139 |
| 9 | 5357 | 41764 |
| 10 | 2000 | 41409 |
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