detection period: 2026-05-24 00:00-23:59 UTC
total number of suspected botnet IPs: 21668
number of botnet IPs notified to network operators (best case, if all mail were sent out successfully): 20415
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 | 1534 |
| 2 | MSFT | 1418 |
| 3 | INFRAWATCH | 1178 |
| 4 | GOOGLE-CLOUD | 1038 |
| 5 | PAN-22 | 963 |
| 6 | ASEPL-SG | 517 |
| 7 | VOLCANO-ENGINE | 465 |
| 8 | FR-ONYPHE-20191111 | 448 |
| 9 | CENSY | 378 |
| 10 | cloud | 281 |
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 | 9561 |
| 2 | China | 3557 |
| 3 | Singapore | 909 |
| 4 | United Kingdom | 859 |
| 5 | Germany | 655 |
| 6 | Netherlands | 592 |
| 7 | France | 473 |
| 8 | Hong Kong | 397 |
| 9 | Brazil | 394 |
| 10 | Indonesia | 351 |
| Rank | TCP port number | # of connection attempts received |
|---|---|---|
| 1 | 5900 | 403543 |
| 2 | 5525 | 90877 |
| 3 | 2021 | 69188 |
| 4 | 2211 | 53511 |
| 5 | 8122 | 50314 |
| 6 | 22021 | 49690 |
| 7 | 200 | 48444 |
| 8 | 23 | 42538 |
| 9 | 2026 | 37828 |
| 10 | 400 | 37447 |
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