detection period: 2026-08-31 00:00-23:59 UTC
total number of suspected botnet IPs: 21741
number of botnet IPs notified to network operators (best case, if all mail were sent out successfully): 20675
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 | 1373 |
| 2 | MSFT | 1366 |
| 3 | INFRAWATCH | 1177 |
| 4 | GOOGLE-CLOUD | 1058 |
| 5 | PAN-22 | 952 |
| 6 | ASEPL-SG | 535 |
| 7 | FR-ONYPHE-20191111 | 480 |
| 8 | CENSY | 375 |
| 9 | UCLOUD-US | 247 |
| 10 | Stella-IT-KRF | 242 |
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 | 3837 |
| 3 | United Kingdom | 1285 |
| 4 | Germany | 933 |
| 5 | Singapore | 828 |
| 6 | Netherlands | 580 |
| 7 | France | 566 |
| 8 | Hong Kong | 403 |
| 9 | India | 309 |
| 10 | Russian Federation | 302 |
| Rank | TCP port number | # of connection attempts received |
|---|---|---|
| 1 | 5900 | 171801 |
| 2 | 3030 | 52924 |
| 3 | 1111 | 46587 |
| 4 | 3740 | 40595 |
| 5 | 4704 | 38627 |
| 6 | 2758 | 34956 |
| 7 | 3990 | 31476 |
| 8 | 3493 | 30289 |
| 9 | 3302 | 30157 |
| 10 | 1022 | 29610 |
| Rank | Network | # of suspected botnet IPs |
|---|---|---|
| 1 | MSFT | 1398 |
| 2 | AL-3 | 1311 |
| 3 | INFRAWATCH | 1172 |
| 4 | GOOGLE-CLOUD | 1045 |
| 5 | PAN-22 | 954 |
| 6 | ASEPL-SG | 541 |
| 7 | FR-ONYPHE-20191111 | 480 |
| 8 | CENSY | 379 |
| 9 | UCLOUD-US | 258 |
| 10 | FR-ONYPHE-20221220 | 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 | 8957 |
| 2 | China | 4110 |
| 3 | United Kingdom | 1288 |
| 4 | Germany | 986 |
| 5 | Singapore | 853 |
| 6 | France | 570 |
| 7 | Netherlands | 551 |
| 8 | Hong Kong | 382 |
| 9 | Russian Federation | 302 |
| 10 | European Union | 287 |
| Rank | TCP port number | # of connection attempts received |
|---|---|---|
| 1 | 5900 | 175796 |
| 2 | 1111 | 93916 |
| 3 | 7722 | 67183 |
| 4 | 2396 | 53871 |
| 5 | 3030 | 53810 |
| 6 | 3332 | 38989 |
| 7 | 5085 | 38771 |
| 8 | 2095 | 38363 |
| 9 | 1994 | 37870 |
| 10 | 2165 | 35402 |
| Rank | Network | # of suspected botnet IPs |
|---|---|---|
| 1 | MSFT | 1337 |
| 2 | AL-3 | 1307 |
| 3 | INFRAWATCH | 1074 |
| 4 | GOOGLE-CLOUD | 1021 |
| 5 | PAN-22 | 956 |
| 6 | ASEPL-SG | 514 |
| 7 | FR-ONYPHE-20191111 | 480 |
| 8 | CENSY | 376 |
| 9 | DE-ALPHA | 275 |
| 10 | UCLOUD-US | 271 |
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 | 7966 |
| 2 | China | 4180 |
| 3 | Germany | 1028 |
| 4 | United Kingdom | 986 |
| 5 | Singapore | 732 |
| 6 | France | 584 |
| 7 | Netherlands | 505 |
| 8 | Hong Kong | 396 |
| 9 | India | 299 |
| 10 | Russian Federation | 289 |
| Rank | TCP port number | # of connection attempts received |
|---|---|---|
| 1 | 5900 | 179682 |
| 2 | 1111 | 98425 |
| 3 | 3030 | 45218 |
| 4 | 7722 | 44076 |
| 5 | 3332 | 42183 |
| 6 | 2095 | 39794 |
| 7 | 2396 | 37096 |
| 8 | 1122 | 35577 |
| 9 | 5133 | 34614 |
| 10 | 2387 | 29552 |