detection period: 2021-02-12 00:00-23:59 UTC
total number of suspected botnet IPs: 38535
number of botnet IPs notified to network operators (best case, if all mail were sent out successfully): 35733
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 | TencentCloud | 1970 |
| 2 | TENCENT-CN | 811 |
| 3 | KORNET | 722 |
| 4 | HINET-NET | 717 |
| 5 | DIGITALOCEAN-192-241-128-0 | 666 |
| 6 | NON-RIPE-NCC-MANAGED-ADDRESS-BLOCK | 554 |
| 7 | ALISOFT | 543 |
| 8 | VE-CSVE-LACNIC | 539 |
| 9 | BSNLNET | 503 |
| 10 | NETVIGATOR | 489 |
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 | 8728 |
| 2 | United States | 4620 |
| 3 | India | 2845 |
| 4 | Russian Federation | 2176 |
| 5 | Brazil | 1892 |
| 6 | Hong Kong | 1244 |
| 7 | South Korea | 1149 |
| 8 | Taiwan | 1057 |
| 9 | Viet Nam | 881 |
| 10 | France | 822 |
The top 10 TCP ports, ordered by the number of connection attempts received are:
| Rank | TCP port number | # of connection attempts received |
|---|---|---|
| 1 | 445 | 168229 |
| 2 | 952 | 78804 |
| 3 | 22 | 75406 |
| 4 | 1122 | 71065 |
| 5 | 1433 | 47201 |
| 6 | 1522 | 36361 |
| 7 | 23 | 36054 |
| 8 | 60008 | 33758 |
| 9 | 123 | 32094 |
| 10 | 1212 | 30795 |
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