detection period: 2025-04-28 00:00-23:59 UTC
total number of suspected botnet IPs: 23751
number of botnet IPs notified to network operators (best case, if all mail were sent out successfully): 21813
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 | 1857 |
| 2 | AL-3 | 1221 |
| 3 | GOOGLE-CLOUD | 978 |
| 4 | PAN-22 | 937 |
| 5 | ASEPL-SG | 765 |
| 6 | BSNLNET | 701 |
| 7 | HURRICANE-4 | 454 |
| 8 | ALISOFT | 449 |
| 9 | CENSY | 395 |
| 10 | KORNET-KR | 388 |
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 | 8379 |
| 2 | China | 5700 |
| 3 | India | 1442 |
| 4 | Singapore | 927 |
| 5 | South Korea | 633 |
| 6 | Hong Kong | 557 |
| 7 | Russian Federation | 493 |
| 8 | United Kingdom | 362 |
| 9 | Viet Nam | 333 |
| 10 | Indonesia | 333 |
| Rank | TCP port number | # of connection attempts received |
|---|---|---|
| 1 | 2211 | 77071 |
| 2 | 22 | 40426 |
| 3 | 4444 | 38824 |
| 4 | 2226 | 34716 |
| 5 | 3022 | 33095 |
| 6 | 23 | 27233 |
| 7 | 322 | 26533 |
| 8 | 4222 | 26420 |
| 9 | 4122 | 25772 |
| 10 | 822 | 25560 |
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