detection period: 2026-05-09 00:00-23:59 UTC
total number of suspected botnet IPs: 19696
number of botnet IPs notified to network operators (best case, if all mail were sent out successfully): 18555
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 | 1434 |
| 2 | MSFT | 1415 |
| 3 | INFRAWATCH | 1157 |
| 4 | GOOGLE-CLOUD | 1020 |
| 5 | PAN-22 | 952 |
| 6 | ASEPL-SG | 493 |
| 7 | FR-ONYPHE-20191111 | 448 |
| 8 | CENSY | 371 |
| 9 | cloud | 311 |
| 10 | VOLCANO-ENGINE | 306 |
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 | 8462 |
| 2 | China | 2897 |
| 3 | United Kingdom | 855 |
| 4 | Singapore | 820 |
| 5 | Netherlands | 668 |
| 6 | France | 555 |
| 7 | Germany | 533 |
| 8 | India | 413 |
| 9 | Hong Kong | 370 |
| 10 | Brazil | 320 |
| Rank | TCP port number | # of connection attempts received |
|---|---|---|
| 1 | 5701 | 1179542 |
| 2 | 1840 | 872510 |
| 3 | 2109 | 385681 |
| 4 | 3265 | 363832 |
| 5 | 5900 | 318286 |
| 6 | 5581 | 271833 |
| 7 | 9997 | 161975 |
| 8 | 2210 | 138648 |
| 9 | 3379 | 124422 |
| 10 | 554 | 82045 |
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