detection period: 2026-02-18 00:00-23:59 UTC
total number of suspected botnet IPs: 21157
number of botnet IPs notified to network operators (best case, if all mail were sent out successfully): 19980
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 | AL-3 | 1255 |
| 2 | MSFT | 1253 |
| 3 | GOOGLE-CLOUD | 1007 |
| 4 | PAN-22 | 948 |
| 5 | VOLCANO-ENGINE | 514 |
| 6 | FR-ONYPHE-20191111 | 448 |
| 7 | ASEPL-SG | 406 |
| 8 | CENSY | 383 |
| 9 | ALISOFT | 343 |
| 10 | CMNET | 280 |
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 | 8704 |
| 2 | China | 4310 |
| 3 | Singapore | 708 |
| 4 | France | 587 |
| 5 | India | 522 |
| 6 | Hong Kong | 461 |
| 7 | Indonesia | 439 |
| 8 | Netherlands | 401 |
| 9 | Russian Federation | 391 |
| 10 | South Korea | 355 |
| Rank | TCP port number | # of connection attempts received |
|---|---|---|
| 1 | 5900 | 216022 |
| 2 | 2243 | 95430 |
| 3 | 2083 | 73482 |
| 4 | 6000 | 72035 |
| 5 | 5321 | 63015 |
| 6 | 38003 | 51725 |
| 7 | 2221 | 51420 |
| 8 | 2922 | 49881 |
| 9 | 7025 | 48164 |
| 10 | 22 | 47809 |
| Rank | Network | # of suspected botnet IPs |
|---|---|---|
| 1 | MSFT | 1390 |
| 2 | AL-3 | 1097 |
| 3 | GOOGLE-CLOUD | 1006 |
| 4 | PAN-22 | 949 |
| 5 | VOLCANO-ENGINE | 461 |
| 6 | FR-ONYPHE-20191111 | 448 |
| 7 | CENSY | 380 |
| 8 | ASEPL-SG | 374 |
| 9 | ALISOFT | 338 |
| 10 | cloud | 300 |
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 | 9285 |
| 2 | China | 4071 |
| 3 | Singapore | 638 |
| 4 | France | 564 |
| 5 | India | 480 |
| 6 | Netherlands | 412 |
| 7 | Hong Kong | 399 |
| 8 | Germany | 317 |
| 9 | Russian Federation | 309 |
| 10 | South Korea | 305 |
| Rank | TCP port number | # of connection attempts received |
|---|---|---|
| 1 | 5900 | 291765 |
| 2 | 2243 | 95495 |
| 3 | 2221 | 49645 |
| 4 | 2083 | 44520 |
| 5 | 22 | 42028 |
| 6 | 5804 | 35731 |
| 7 | 5321 | 34136 |
| 8 | 5986 | 32982 |
| 9 | 2922 | 28255 |
| 10 | 5902 | 27755 |
| Rank | Network | # of suspected botnet IPs |
|---|---|---|
| 1 | MSFT | 1463 |
| 2 | AL-3 | 1307 |
| 3 | GOOGLE-CLOUD | 999 |
| 4 | PAN-22 | 946 |
| 5 | VOLCANO-ENGINE | 467 |
| 6 | FR-ONYPHE-20191111 | 448 |
| 7 | ASEPL-SG | 388 |
| 8 | CENSY | 375 |
| 9 | ALISOFT | 328 |
| 10 | cloud | 309 |
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 | 8858 |
| 2 | China | 4379 |
| 3 | Singapore | 690 |
| 4 | France | 548 |
| 5 | Netherlands | 443 |
| 6 | Hong Kong | 403 |
| 7 | India | 342 |
| 8 | Germany | 274 |
| 9 | Indonesia | 261 |
| 10 | South Korea | 251 |
| Rank | TCP port number | # of connection attempts received |
|---|---|---|
| 1 | 5900 | 358953 |
| 2 | 2243 | 92775 |
| 3 | 3345 | 61071 |
| 4 | 22 | 57896 |
| 5 | 5804 | 57416 |
| 6 | 5008 | 52467 |
| 7 | 2221 | 47133 |
| 8 | 2922 | 46013 |
| 9 | 5986 | 32525 |
| 10 | 2100 | 30773 |