detection period: 2025-12-30 00:00-23:59 UTC
total number of suspected botnet IPs: 21452
number of botnet IPs notified to network operators (best case, if all mail were sent out successfully): 20135
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 | 1412 |
| 2 | GOOGLE-CLOUD | 1002 |
| 3 | PAN-22 | 948 |
| 4 | AL-3 | 935 |
| 5 | BYTEPLUS-SG | 879 |
| 6 | ASEPL-SG | 572 |
| 7 | VOLCANO-ENGINE | 531 |
| 8 | ALISOFT | 428 |
| 9 | CENSY | 371 |
| 10 | FR-ONYPHE-20191111 | 368 |
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 | 8478 |
| 2 | China | 4367 |
| 3 | Singapore | 1665 |
| 4 | France | 478 |
| 5 | Hong Kong | 475 |
| 6 | United Kingdom | 375 |
| 7 | Germany | 360 |
| 8 | Indonesia | 357 |
| 9 | Russian Federation | 336 |
| 10 | Netherlands | 328 |
| Rank | TCP port number | # of connection attempts received |
|---|---|---|
| 1 | 5900 | 407974 |
| 2 | 822 | 73369 |
| 3 | 7000 | 71975 |
| 4 | 7022 | 70690 |
| 5 | 9292 | 68981 |
| 6 | 1322 | 62809 |
| 7 | 1234 | 61565 |
| 8 | 2255 | 54556 |
| 9 | 22 | 51855 |
| 10 | 2244 | 34930 |
| Rank | Network | # of suspected botnet IPs |
|---|---|---|
| 1 | MSFT | 1425 |
| 2 | GOOGLE-CLOUD | 995 |
| 3 | PAN-22 | 943 |
| 4 | AL-3 | 926 |
| 5 | BYTEPLUS-SG | 882 |
| 6 | ASEPL-SG | 569 |
| 7 | VOLCANO-ENGINE | 560 |
| 8 | ALISOFT | 425 |
| 9 | CENSY | 376 |
| 10 | FR-ONYPHE-20191111 | 368 |
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 | 8108 |
| 2 | China | 4547 |
| 3 | Singapore | 1655 |
| 4 | Hong Kong | 499 |
| 5 | France | 489 |
| 6 | Indonesia | 409 |
| 7 | United Kingdom | 380 |
| 8 | India | 376 |
| 9 | Germany | 365 |
| 10 | Russian Federation | 331 |
| Rank | TCP port number | # of connection attempts received |
|---|---|---|
| 1 | 5900 | 401399 |
| 2 | 822 | 98247 |
| 3 | 7022 | 69465 |
| 4 | 22 | 60095 |
| 5 | 1234 | 57843 |
| 6 | 2112 | 31605 |
| 7 | 23 | 31402 |
| 8 | 2244 | 30684 |
| 9 | 1322 | 26630 |
| 10 | 5901 | 22749 |
| Rank | Network | # of suspected botnet IPs |
|---|---|---|
| 1 | MSFT | 1399 |
| 2 | GOOGLE-CLOUD | 1006 |
| 3 | PAN-22 | 949 |
| 4 | AL-3 | 932 |
| 5 | BYTEPLUS-SG | 880 |
| 6 | ASEPL-SG | 571 |
| 7 | VOLCANO-ENGINE | 518 |
| 8 | ALISOFT | 425 |
| 9 | CENSY | 374 |
| 10 | FR-ONYPHE-20191111 | 368 |
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 | 8276 |
| 2 | China | 4528 |
| 3 | Singapore | 1648 |
| 4 | United Kingdom | 499 |
| 5 | Hong Kong | 473 |
| 6 | France | 453 |
| 7 | Russian Federation | 276 |
| 8 | India | 276 |
| 9 | Germany | 271 |
| 10 | Netherlands | 243 |
| Rank | TCP port number | # of connection attempts received |
|---|---|---|
| 1 | 5900 | 403466 |
| 2 | 822 | 103315 |
| 3 | 220 | 81704 |
| 4 | 7777 | 75597 |
| 5 | 7022 | 73620 |
| 6 | 2112 | 54526 |
| 7 | 22 | 52096 |
| 8 | 4040 | 51017 |
| 9 | 2244 | 49205 |
| 10 | 1234 | 36911 |