detection period: 2026-02-23 00:00-23:59 UTC
total number of suspected botnet IPs: 20250
number of botnet IPs notified to network operators (best case, if all mail were sent out successfully): 19013
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 | 1148 |
| 2 | AL-3 | 1079 |
| 3 | GOOGLE-CLOUD | 990 |
| 4 | PAN-22 | 947 |
| 5 | VOLCANO-ENGINE | 483 |
| 6 | FR-ONYPHE-20191111 | 448 |
| 7 | ASEPL-SG | 397 |
| 8 | CENSY | 379 |
| 9 | ALISOFT | 335 |
| 10 | UCLOUD-HK | 272 |
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 | 8486 |
| 2 | China | 4094 |
| 3 | Singapore | 770 |
| 4 | France | 559 |
| 5 | Hong Kong | 454 |
| 6 | India | 437 |
| 7 | Netherlands | 412 |
| 8 | South Korea | 379 |
| 9 | Indonesia | 335 |
| 10 | Russian Federation | 309 |
| Rank | TCP port number | # of connection attempts received |
|---|---|---|
| 1 | 22 | 162868 |
| 2 | 5900 | 117605 |
| 3 | 13047 | 99940 |
| 4 | 17051 | 62217 |
| 5 | 38041 | 57813 |
| 6 | 14053 | 57733 |
| 7 | 2221 | 57107 |
| 8 | 15047 | 55517 |
| 9 | 8054 | 54421 |
| 10 | 7051 | 51117 |
| Rank | Network | # of suspected botnet IPs |
|---|---|---|
| 1 | MSFT | 1135 |
| 2 | GOOGLE-CLOUD | 1002 |
| 3 | PAN-22 | 950 |
| 4 | AL-3 | 947 |
| 5 | VOLCANO-ENGINE | 485 |
| 6 | FR-ONYPHE-20191111 | 447 |
| 7 | ASEPL-SG | 388 |
| 8 | CENSY | 378 |
| 9 | ALISOFT | 327 |
| 10 | LINODE-US | 279 |
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 | 9019 |
| 2 | China | 3929 |
| 3 | Singapore | 710 |
| 4 | France | 554 |
| 5 | Hong Kong | 432 |
| 6 | Netherlands | 431 |
| 7 | India | 402 |
| 8 | South Korea | 336 |
| 9 | Russian Federation | 301 |
| 10 | Indonesia | 290 |
| Rank | TCP port number | # of connection attempts received |
|---|---|---|
| 1 | 5900 | 134802 |
| 2 | 22 | 103575 |
| 3 | 2221 | 57053 |
| 4 | 4622 | 47348 |
| 5 | 2245 | 40982 |
| 6 | 5902 | 40012 |
| 7 | 50122 | 39583 |
| 8 | 10008 | 38567 |
| 9 | 10002 | 38378 |
| 10 | 2222 | 37506 |
| Rank | Network | # of suspected botnet IPs |
|---|---|---|
| 1 | MSFT | 1083 |
| 2 | GOOGLE-CLOUD | 1003 |
| 3 | PAN-22 | 950 |
| 4 | AL-3 | 938 |
| 5 | VOLCANO-ENGINE | 492 |
| 6 | FR-ONYPHE-20191111 | 448 |
| 7 | ASEPL-SG | 382 |
| 8 | CENSY | 379 |
| 9 | ALISOFT | 330 |
| 10 | UCLOUD-HK | 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 | 7596 |
| 2 | China | 4009 |
| 3 | Singapore | 671 |
| 4 | France | 571 |
| 5 | Hong Kong | 430 |
| 6 | India | 414 |
| 7 | Netherlands | 351 |
| 8 | Indonesia | 332 |
| 9 | South Korea | 321 |
| 10 | Russian Federation | 309 |
| Rank | TCP port number | # of connection attempts received |
|---|---|---|
| 1 | 5900 | 113464 |
| 2 | 2221 | 54286 |
| 3 | 22 | 41785 |
| 4 | 5902 | 36886 |
| 5 | 7000 | 35499 |
| 6 | 2245 | 33363 |
| 7 | 10008 | 31900 |
| 8 | 2222 | 31691 |
| 9 | 6222 | 31653 |
| 10 | 50122 | 30978 |