detection period: 2026-02-25 00:00-23:59 UTC
total number of suspected botnet IPs: 20582
number of botnet IPs notified to network operators (best case, if all mail were sent out successfully): 19363
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 | 1307 |
| 2 | MSFT | 1193 |
| 3 | GOOGLE-CLOUD | 1003 |
| 4 | PAN-22 | 948 |
| 5 | VOLCANO-ENGINE | 484 |
| 6 | FR-ONYPHE-20191111 | 448 |
| 7 | ASEPL-SG | 383 |
| 8 | CENSY | 381 |
| 9 | CMNET | 380 |
| 10 | ALISOFT | 334 |
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 | 8425 |
| 2 | China | 4355 |
| 3 | Singapore | 736 |
| 4 | France | 568 |
| 5 | Hong Kong | 471 |
| 6 | India | 447 |
| 7 | United Kingdom | 447 |
| 8 | South Korea | 415 |
| 9 | Netherlands | 398 |
| 10 | Indonesia | 335 |
| Rank | TCP port number | # of connection attempts received |
|---|---|---|
| 1 | 5900 | 119479 |
| 2 | 9075 | 100212 |
| 3 | 6852 | 99892 |
| 4 | 22 | 95516 |
| 5 | 6402 | 91147 |
| 6 | 5072 | 88638 |
| 7 | 7081 | 81461 |
| 8 | 2008 | 81160 |
| 9 | 7072 | 78006 |
| 10 | 35075 | 76902 |
| Rank | Network | # of suspected botnet IPs |
|---|---|---|
| 1 | AL-3 | 1303 |
| 2 | MSFT | 1167 |
| 3 | GOOGLE-CLOUD | 1006 |
| 4 | PAN-22 | 947 |
| 5 | VOLCANO-ENGINE | 485 |
| 6 | FR-ONYPHE-20191111 | 448 |
| 7 | ASEPL-SG | 409 |
| 8 | CENSY | 378 |
| 9 | ALISOFT | 330 |
| 10 | UCLOUD-HK | 284 |
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 | 9310 |
| 2 | China | 4149 |
| 3 | Singapore | 764 |
| 4 | France | 549 |
| 5 | Hong Kong | 445 |
| 6 | Netherlands | 403 |
| 7 | South Korea | 395 |
| 8 | India | 369 |
| 9 | United Kingdom | 367 |
| 10 | Indonesia | 324 |
| Rank | TCP port number | # of connection attempts received |
|---|---|---|
| 1 | 5900 | 111754 |
| 2 | 7434 | 99447 |
| 3 | 27053 | 98354 |
| 4 | 22 | 92296 |
| 5 | 3061 | 90272 |
| 6 | 5010 | 81789 |
| 7 | 39051 | 68693 |
| 8 | 4062 | 65680 |
| 9 | 34053 | 57140 |
| 10 | 5061 | 56570 |
| 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 |