detection period: 2026-04-02 00:00-23:59 UTC
total number of suspected botnet IPs: 18339
number of botnet IPs notified to network operators (best case, if all mail were sent out successfully): 17393
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 | 1382 |
| 2 | AL-3 | 1316 |
| 3 | GOOGLE-CLOUD | 1013 |
| 4 | PAN-22 | 950 |
| 5 | ASEPL-SG | 542 |
| 6 | FR-ONYPHE-20191111 | 448 |
| 7 | VOLCANO-ENGINE | 402 |
| 8 | CENSY | 383 |
| 9 | cloud | 324 |
| 10 | UCLOUD-HK | 261 |
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 | 9068 |
| 2 | China | 3369 |
| 3 | Singapore | 923 |
| 4 | France | 549 |
| 5 | Netherlands | 375 |
| 6 | Hong Kong | 371 |
| 7 | Indonesia | 311 |
| 8 | United Kingdom | 255 |
| 9 | South Korea | 227 |
| 10 | India | 226 |
| Rank | TCP port number | # of connection attempts received |
|---|---|---|
| 1 | 5900 | 390007 |
| 2 | 7777 | 191896 |
| 3 | 8000 | 178771 |
| 4 | 8015 | 111911 |
| 5 | 25 | 104287 |
| 6 | 888 | 99236 |
| 7 | 2238 | 94483 |
| 8 | 2205 | 89895 |
| 9 | 2256 | 81641 |
| 10 | 2222 | 75326 |
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