detection period: 2023-03-31 00:00-23:59 UTC
total number of suspected botnet IPs: 19633
number of botnet IPs notified to network operators (best case, if all mail were sent out successfully): 18408
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 | ACEVILLEPTELTD-SG | 628 |
| 2 | DIGITALOCEAN-192-241-128-0 | 485 |
| 3 | KORNET-KR | 368 |
| 4 | DIGITALOCEAN-107-170-0-0 | 357 |
| 5 | HINET-NET | 284 |
| 6 | CHINANET-JS | 278 |
| 7 | DIGITALOCEAN-198-199-64-0 | 274 |
| 8 | DIGITALOCEAN-162-243-0-0 | 268 |
| 9 | CMNET | 245 |
| 10 | LINODE-US | 232 |
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 | 5847 |
| 2 | China | 2655 |
| 3 | Singapore | 992 |
| 4 | India | 938 |
| 5 | Russian Federation | 819 |
| 6 | Brazil | 628 |
| 7 | South Korea | 604 |
| 8 | Viet Nam | 532 |
| 9 | Indonesia | 474 |
| 10 | Hong Kong | 465 |
The top 10 TCP ports, ordered by the number of connection attempts received are:
| Rank | TCP port number | # of connection attempts received |
|---|---|---|
| 1 | 2122 | 76380 |
| 2 | 22 | 63491 |
| 3 | 96 | 54285 |
| 4 | 100 | 33327 |
| 5 | 445 | 31399 |
| 6 | 23 | 30561 |
| 7 | 4452 | 28836 |
| 8 | 6000 | 28014 |
| 9 | 2222 | 24124 |
| 10 | 4422 | 23445 |
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