detection period: 2020-12-30 00:00-23:59 UTC
total number of suspected botnet IPs: 40822
number of botnet IPs notified to network operators (best case, if all mail were sent out successfully): 37697
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 | 1821 |
| 2 | VNPT-VN | 934 |
| 3 | VIETTEL-VN | 844 |
| 4 | TENCENT-CN | 782 |
| 5 | DIGITALOCEAN-192-241-128-0 | 698 |
| 6 | HINET-NET | 679 |
| 7 | CHINANET-JS | 533 |
| 8 | NON-RIPE-NCC-MANAGED-ADDRESS-BLOCK | 528 |
| 9 | VE-CSVE-LACNIC | 506 |
| 10 | ALISOFT | 502 |
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 | 9631 |
| 2 | United States | 4266 |
| 3 | India | 2651 |
| 4 | Viet Nam | 2647 |
| 5 | Russian Federation | 2336 |
| 6 | Brazil | 1984 |
| 7 | Indonesia | 1318 |
| 8 | Taiwan | 901 |
| 9 | France | 867 |
| 10 | Thailand | 858 |
The top 10 TCP ports, ordered by the number of connection attempts received are:
| Rank | TCP port number | # of connection attempts received |
|---|---|---|
| 1 | 445 | 328343 |
| 2 | 22 | 240515 |
| 3 | 1222 | 43652 |
| 4 | 700 | 42792 |
| 5 | 1122 | 40992 |
| 6 | 1433 | 36267 |
| 7 | 23 | 33610 |
| 8 | 3022 | 23824 |
| 9 | 2292 | 17517 |
| 10 | 2220 | 15612 |