detection period: 2026-04-10 00:00-23:59 UTC
total number of suspected botnet IPs: 17575
number of botnet IPs notified to network operators (best case, if all mail were sent out successfully): 16680
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 | 1393 |
| 2 | AL-3 | 1388 |
| 3 | GOOGLE-CLOUD | 1000 |
| 4 | PAN-22 | 950 |
| 5 | ASEPL-SG | 480 |
| 6 | FR-ONYPHE-20191111 | 448 |
| 7 | CENSY | 380 |
| 8 | VOLCANO-ENGINE | 370 |
| 9 | cloud | 338 |
| 10 | UCLOUD-HK | 268 |
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 | 8231 |
| 2 | China | 3793 |
| 3 | Singapore | 804 |
| 4 | France | 544 |
| 5 | Hong Kong | 372 |
| 6 | Netherlands | 361 |
| 7 | Germany | 275 |
| 8 | Indonesia | 255 |
| 9 | United Kingdom | 249 |
| 10 | India | 216 |
| Rank | TCP port number | # of connection attempts received |
|---|---|---|
| 1 | 5900 | 517780 |
| 2 | 888 | 192702 |
| 3 | 4222 | 106156 |
| 4 | 51005 | 105279 |
| 5 | 8088 | 89904 |
| 6 | 2078 | 66807 |
| 7 | 8085 | 66538 |
| 8 | 2288 | 63358 |
| 9 | 2231 | 61086 |
| 10 | 5357 | 60994 |
| Rank | Network | # of suspected botnet IPs |
|---|---|---|
| 1 | MSFT | 1355 |
| 2 | GOOGLE-CLOUD | 1008 |
| 3 | PAN-22 | 950 |
| 4 | AL-3 | 927 |
| 5 | FR-ONYPHE-20191111 | 448 |
| 6 | CENSY | 377 |
| 7 | VOLCANO-ENGINE | 371 |
| 8 | ASEPL-SG | 368 |
| 9 | cloud | 308 |
| 10 | UCLOUD-HK | 262 |
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 | 8125 |
| 2 | China | 3126 |
| 3 | Singapore | 649 |
| 4 | France | 562 |
| 5 | Netherlands | 413 |
| 6 | Hong Kong | 362 |
| 7 | Indonesia | 269 |
| 8 | South Korea | 240 |
| 9 | India | 231 |
| 10 | United Kingdom | 230 |
| Rank | TCP port number | # of connection attempts received |
|---|---|---|
| 1 | 5900 | 535292 |
| 2 | 5357 | 151774 |
| 3 | 888 | 112720 |
| 4 | 4222 | 106771 |
| 5 | 8088 | 100730 |
| 6 | 8085 | 72132 |
| 7 | 9443 | 69783 |
| 8 | 2078 | 61845 |
| 9 | 8000 | 59818 |
| 10 | 2231 | 59327 |
| Rank | Network | # of suspected botnet IPs |
|---|---|---|
| 1 | MSFT | 1387 |
| 2 | AL-3 | 1251 |
| 3 | GOOGLE-CLOUD | 1005 |
| 4 | PAN-22 | 950 |
| 5 | ASEPL-SG | 514 |
| 6 | FR-ONYPHE-20191111 | 448 |
| 7 | CENSY | 378 |
| 8 | VOLCANO-ENGINE | 377 |
| 9 | cloud | 322 |
| 10 | UCLOUD-HK | 263 |
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 | 7707 |
| 2 | China | 3716 |
| 3 | Singapore | 762 |
| 4 | France | 555 |
| 5 | Netherlands | 371 |
| 6 | Hong Kong | 360 |
| 7 | Indonesia | 281 |
| 8 | South Korea | 227 |
| 9 | United Kingdom | 224 |
| 10 | India | 211 |
| Rank | TCP port number | # of connection attempts received |
|---|---|---|
| 1 | 5900 | 496622 |
| 2 | 8088 | 148239 |
| 3 | 4222 | 110715 |
| 4 | 5357 | 76138 |
| 5 | 2095 | 68995 |
| 6 | 2078 | 67603 |
| 7 | 51005 | 57728 |
| 8 | 8085 | 56508 |
| 9 | 2231 | 55837 |
| 10 | 9022 | 44702 |