detection period: 2025-03-28 00:00-23:59 UTC
total number of suspected botnet IPs: 23119
number of botnet IPs notified to network operators (best case, if all mail were sent out successfully): 21297
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 | 1515 |
| 2 | GOOGLE-CLOUD | 1027 |
| 3 | PAN-22 | 967 |
| 4 | AL-3 | 938 |
| 5 | ASEPL-SG | 631 |
| 6 | BSNLNET | 550 |
| 7 | ALISOFT | 502 |
| 8 | HURRICANE-4 | 453 |
| 9 | VOLCANO-ENGINE | 408 |
| 10 | CENSY | 392 |
The top 10 countries (as defined by the 2-character country code), ordered by the number of suspected botnet IPs are:
The top 10 TCP ports, ordered by the number of connection attempts received are:
| Rank | Country/Region | # of suspected botnet IPs |
|---|---|---|
| 1 | United States | 7766 |
| 2 | China | 5657 |
| 3 | India | 1210 |
| 4 | Singapore | 801 |
| 5 | United Kingdom | 601 |
| 6 | Hong Kong | 472 |
| 7 | Russian Federation | 456 |
| 8 | South Korea | 433 |
| 9 | Indonesia | 423 |
| 10 | Brazil | 365 |
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| Rank | TCP port number | # of connection attempts received |
|---|---|---|
| 1 | 220 | 79026 |
| 2 | 5900 | 46353 |
| 3 | 22 | 43088 |
| 4 | 1020 | 35508 |
| 5 | 23 | 25019 |
| 6 | 3646 | 24303 |
| 7 | 2202 | 20115 |
| 8 | 5022 | 20078 |
| 9 | 445 | 15448 |
| 10 | 7722 | 14861 |
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