detection period: 2026-04-16 00:00-23:59 UTC
total number of suspected botnet IPs: 19067
number of botnet IPs notified to network operators (best case, if all mail were sent out successfully): 18077
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 | 1368 |
| 2 | AL-3 | 1367 |
| 3 | GOOGLE-CLOUD | 1009 |
| 4 | PAN-22 | 951 |
| 5 | FR-ONYPHE-20191111 | 448 |
| 6 | ASEPL-SG | 428 |
| 7 | CENSY | 367 |
| 8 | VOLCANO-ENGINE | 343 |
| 9 | cloud | 328 |
| 10 | UCLOUD-HK | 252 |
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 | 8485 |
| 2 | China | 4678 |
| 3 | Singapore | 763 |
| 4 | France | 603 |
| 5 | Netherlands | 360 |
| 6 | Hong Kong | 351 |
| 7 | Indonesia | 279 |
| 8 | India | 276 |
| 9 | Russian Federation | 251 |
| 10 | Germany | 251 |
| Rank | TCP port number | # of connection attempts received |
|---|---|---|
| 1 | 5900 | 355592 |
| 2 | 2222 | 115091 |
| 3 | 7777 | 106000 |
| 4 | 8085 | 94842 |
| 5 | 9110 | 86223 |
| 6 | 2232 | 81571 |
| 7 | 23401 | 68250 |
| 8 | 2288 | 63004 |
| 9 | 992 | 57187 |
| 10 | 5431 | 54939 |
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