detection period: 2026-09-01 00:00-23:59 UTC
total number of suspected botnet IPs: 23107
number of botnet IPs notified to network operators (best case, if all mail were sent out successfully): 21687
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 | 1536 |
| 2 | AL-3 | 1395 |
| 3 | GOOGLE-CLOUD | 1022 |
| 4 | PAN-22 | 955 |
| 5 | INFRAWATCH | 920 |
| 6 | ASEPL-SG | 580 |
| 7 | FR-ONYPHE-20191111 | 480 |
| 8 | CENSY | 366 |
| 9 | CMNET | 318 |
| 10 | DE-ALPHA | 299 |
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 | 9348 |
| 2 | China | 4091 |
| 3 | United Kingdom | 1309 |
| 4 | Singapore | 895 |
| 5 | Germany | 820 |
| 6 | France | 585 |
| 7 | Netherlands | 580 |
| 8 | Hong Kong | 416 |
| 9 | India | 348 |
| 10 | European Union | 342 |
| Rank | TCP port number | # of connection attempts received |
|---|---|---|
| 1 | 5900 | 165084 |
| 2 | 5721 | 29855 |
| 3 | 3001 | 28426 |
| 4 | 4172 | 28206 |
| 5 | 8786 | 26218 |
| 6 | 1234 | 25691 |
| 7 | 3913 | 24683 |
| 8 | 7236 | 23997 |
| 9 | 3242 | 22297 |
| 10 | 6018 | 21807 |
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