detection period: 2026-08-23 00:00-23:59 UTC
total number of suspected botnet IPs: 19325
number of botnet IPs notified to network operators (best case, if all mail were sent out successfully): 18348
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 | INFRAWATCH | 1159 |
| 2 | MSFT | 1080 |
| 3 | GOOGLE-CLOUD | 1048 |
| 4 | AL-3 | 991 |
| 5 | PAN-22 | 962 |
| 6 | FR-ONYPHE-20191111 | 480 |
| 7 | ASEPL-SG | 395 |
| 8 | CENSY | 367 |
| 9 | UCLOUD-US | 265 |
| 10 | cloud | 245 |
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 | 8257 |
| 2 | China | 3463 |
| 3 | United Kingdom | 1067 |
| 4 | Germany | 691 |
| 5 | Singapore | 624 |
| 6 | Netherlands | 556 |
| 7 | France | 549 |
| 8 | Hong Kong | 340 |
| 9 | Russian Federation | 313 |
| 10 | Ukraine | 230 |
| Rank | TCP port number | # of connection attempts received |
|---|---|---|
| 1 | 4076 | 54791 |
| 2 | 9022 | 52641 |
| 3 | 5900 | 51710 |
| 4 | 9090 | 48890 |
| 5 | 8162 | 48128 |
| 6 | 8472 | 46338 |
| 7 | 1217 | 45358 |
| 8 | 3700 | 45019 |
| 9 | 1483 | 44940 |
| 10 | 333 | 42870 |
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