detection period: 2021-11-07 00:00-23:59 UTC
total number of suspected botnet IPs: 18253
number of botnet IPs notified to network operators (best case, if all mail were sent out successfully): 16912
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 | DIGITALOCEAN-192-241-128-0 | 750 |
| 2 | ALISOFT | 734 |
| 3 | TencentCloud | 531 |
| 4 | HINET-NET | 294 |
| 5 | VIETTEL-VN | 282 |
| 6 | CMNET | 276 |
| 7 | VNPT-VN | 269 |
| 8 | NON-RIPE-NCC-MANAGED-ADDRESS-BLOCK | 171 |
| 9 | AFRINIC-042005 | 170 |
| 10 | ACEVILLEPTELTD-SG | 170 |
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 | China | 3914 |
| 2 | United States | 3274 |
| 3 | Russian Federation | 1170 |
| 4 | India | 863 |
| 5 | Viet Nam | 779 |
| 6 | Brazil | 747 |
| 7 | Indonesia | 434 |
| 8 | Taiwan | 399 |
| 9 | Mexico | 356 |
| 10 | South Korea | 311 |
The top 10 TCP ports, ordered by the number of connection attempts received are:
| Rank | TCP port number | # of connection attempts received |
|---|---|---|
| 1 | 2227 | 162435 |
| 2 | 6022 | 127197 |
| 3 | 6522 | 124517 |
| 4 | 5422 | 123831 |
| 5 | 5322 | 121759 |
| 6 | 6822 | 121572 |
| 7 | 7322 | 121512 |
| 8 | 6622 | 121007 |
| 9 | 6922 | 119722 |
| 10 | 5122 | 119440 |
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