detection period: 2026-09-20 00:00-23:59 UTC
total number of suspected botnet IPs: 17453
number of botnet IPs notified to network operators (best case, if all mail were sent out successfully): 16547
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 | 1335 |
| 3 | GOOGLE-CLOUD | 1042 |
| 4 | PAN-22 | 895 |
| 5 | ASEPL-SG | 486 |
| 6 | FR-ONYPHE-20191111 | 480 |
| 7 | CENSY | 376 |
| 8 | DE-ALPHA | 342 |
| 9 | INFRAWATCH | 328 |
| 10 | FR-ONYPHE-20221220 | 240 |
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 | 8615 |
| 2 | China | 2085 |
| 3 | Germany | 747 |
| 4 | United Kingdom | 712 |
| 5 | Singapore | 646 |
| 6 | France | 576 |
| 7 | Hong Kong | 335 |
| 8 | Netherlands | 278 |
| 9 | Russian Federation | 257 |
| 10 | Indonesia | 210 |
| Rank | TCP port number | # of connection attempts received |
|---|---|---|
| 1 | 1704 | 138208 |
| 2 | 99 | 120162 |
| 3 | 2500 | 118156 |
| 4 | 9801 | 110120 |
| 5 | 4711 | 100694 |
| 6 | 5359 | 90638 |
| 7 | 7648 | 89715 |
| 8 | 18012 | 87277 |
| 9 | 4460 | 85493 |
| 10 | 3009 | 84807 |
| Rank | Network | # of suspected botnet IPs |
|---|---|---|
| 1 | MSFT | 1401 |
| 2 | AL-3 | 1370 |
| 3 | GOOGLE-CLOUD | 1056 |
| 4 | PAN-22 | 946 |
| 5 | INFRAWATCH | 697 |
| 6 | ASEPL-SG | 497 |
| 7 | FR-ONYPHE-20191111 | 480 |
| 8 | CENSY | 373 |
| 9 | DE-ALPHA | 326 |
| 10 | FR-ONYPHE-20221220 | 240 |
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 | 7927 |
| 2 | China | 2192 |
| 3 | Germany | 803 |
| 4 | Singapore | 693 |
| 5 | United Kingdom | 634 |
| 6 | France | 597 |
| 7 | Hong Kong | 335 |
| 8 | Netherlands | 305 |
| 9 | Russian Federation | 252 |
| 10 | Indonesia | 238 |
| Rank | TCP port number | # of connection attempts received |
|---|---|---|
| 1 | 99 | 174693 |
| 2 | 2222 | 128794 |
| 3 | 1797 | 109025 |
| 4 | 14936 | 102758 |
| 5 | 54984 | 94125 |
| 6 | 2500 | 91089 |
| 7 | 36505 | 87589 |
| 8 | 1700 | 83663 |
| 9 | 2525 | 75101 |
| 10 | 3452 | 70358 |
| Rank | Network | # of suspected botnet IPs |
|---|---|---|
| 1 | MSFT | 1380 |
| 2 | AL-3 | 1335 |
| 3 | GOOGLE-CLOUD | 1044 |
| 4 | PAN-22 | 956 |
| 5 | ASEPL-SG | 526 |
| 6 | FR-ONYPHE-20191111 | 480 |
| 7 | INFRAWATCH | 469 |
| 8 | CENSY | 377 |
| 9 | DE-ALPHA | 330 |
| 10 | FR-ONYPHE-20221220 | 240 |
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 | 8042 |
| 2 | China | 2265 |
| 3 | Singapore | 757 |
| 4 | Germany | 686 |
| 5 | France | 595 |
| 6 | United Kingdom | 454 |
| 7 | Hong Kong | 353 |
| 8 | Netherlands | 316 |
| 9 | Indonesia | 276 |
| 10 | Russian Federation | 272 |
| Rank | TCP port number | # of connection attempts received |
|---|---|---|
| 1 | 99 | 184664 |
| 2 | 2500 | 158485 |
| 3 | 8085 | 131337 |
| 4 | 2343 | 131113 |
| 5 | 1704 | 128389 |
| 6 | 4711 | 127759 |
| 7 | 3452 | 127661 |
| 8 | 14936 | 123771 |
| 9 | 1797 | 118603 |
| 10 | 2222 | 117937 |