detection period: 2026-02-27 00:00-23:59 UTC
total number of suspected botnet IPs: 22184
number of botnet IPs notified to network operators (best case, if all mail were sent out successfully): 21037
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 | 1711 |
| 2 | MSFT | 1300 |
| 3 | GOOGLE-CLOUD | 1008 |
| 4 | PAN-22 | 950 |
| 5 | ASEPL-SG | 735 |
| 6 | VOLCANO-ENGINE | 510 |
| 7 | FR-ONYPHE-20191111 | 434 |
| 8 | CENSY | 372 |
| 9 | ALISOFT | 355 |
| 10 | CMNET | 289 |
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 | 9419 |
| 2 | China | 4131 |
| 3 | Singapore | 1113 |
| 4 | France | 576 |
| 5 | India | 467 |
| 6 | Hong Kong | 466 |
| 7 | Indonesia | 431 |
| 8 | Netherlands | 419 |
| 9 | South Korea | 418 |
| 10 | Russian Federation | 342 |
| Rank | TCP port number | # of connection attempts received |
|---|---|---|
| 1 | 5900 | 99121 |
| 2 | 9011 | 98737 |
| 3 | 22 | 81378 |
| 4 | 7549 | 79014 |
| 5 | 3510 | 67197 |
| 6 | 12274 | 65591 |
| 7 | 5426 | 64108 |
| 8 | 7392 | 58814 |
| 9 | 4583 | 52827 |
| 10 | 2221 | 50540 |
| Rank | Network | # of suspected botnet IPs |
|---|---|---|
| 1 | MSFT | 1108 |
| 2 | GOOGLE-CLOUD | 1010 |
| 3 | PAN-22 | 949 |
| 4 | AL-3 | 923 |
| 5 | VOLCANO-ENGINE | 480 |
| 6 | FR-ONYPHE-20191111 | 448 |
| 7 | ASEPL-SG | 395 |
| 8 | CENSY | 369 |
| 9 | ALISOFT | 347 |
| 10 | LINODE-US | 330 |
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 | 9183 |
| 2 | China | 3955 |
| 3 | Singapore | 699 |
| 4 | France | 557 |
| 5 | India | 439 |
| 6 | Hong Kong | 430 |
| 7 | South Korea | 401 |
| 8 | Netherlands | 398 |
| 9 | Russian Federation | 328 |
| 10 | Indonesia | 326 |
| Rank | TCP port number | # of connection attempts received |
|---|---|---|
| 1 | 5900 | 102816 |
| 2 | 22 | 88395 |
| 3 | 3018 | 48657 |
| 4 | 2221 | 48197 |
| 5 | 9011 | 46920 |
| 6 | 5918 | 46058 |
| 7 | 9998 | 45055 |
| 8 | 8022 | 36312 |
| 9 | 2245 | 35328 |
| 10 | 5902 | 34169 |
| 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 |