(To download the latest zombie ip list, please visit the
Daily Zombie IP Lists for November 2025.
detection period: 2025-11-29 00:00-23:59 UTC
total number of suspected botnet IPs: 21538
number of botnet IPs notified to network operators (best case, if all mail were sent out successfully): 20163
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 | 1511 |
| 2 | AL-3 | 1102 |
| 3 | GOOGLE-CLOUD | 1006 |
| 4 | PAN-22 | 949 |
| 5 | BYTEPLUS-SG | 752 |
| 6 | ASEPL-SG | 697 |
| 7 | VOLCANO-ENGINE | 554 |
| 8 | ALISOFT | 414 |
| 9 | CENSY | 382 |
| 10 | CMNET | 329 |
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 | 7933 |
| 2 | China | 4072 |
| 3 | Singapore | 1608 |
| 4 | India | 545 |
| 5 | Hong Kong | 510 |
| 6 | South Korea | 441 |
| 7 | Russian Federation | 388 |
| 8 | United Kingdom | 375 |
| 9 | Brazil | 347 |
| 10 | Indonesia | 327 |
The top 10 TCP ports, ordered by the number of connection attempts received are:
| Rank | TCP port number | # of connection attempts received |
|---|
| 1 | 5900 | 110487 |
| 2 | 5555 | 108141 |
| 3 | 8322 | 90717 |
| 4 | 6262 | 89494 |
| 5 | 22 | 43964 |
| 6 | 7777 | 31824 |
| 7 | 6622 | 25925 |
| 8 | 5901 | 20892 |
| 9 | 13333 | 20171 |
| 10 | 5588 | 19412 |
(To download the latest zombie ip list, please visit the
Daily Zombie IP Lists for November 2025.
detection period: 2025-11-28 00:00-23:59 UTC
total number of suspected botnet IPs: 22634
number of botnet IPs notified to network operators (best case, if all mail were sent out successfully): 21207
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 | 1499 |
| 2 | AL-3 | 1110 |
| 3 | GOOGLE-CLOUD | 1008 |
| 4 | PAN-22 | 949 |
| 5 | BYTEPLUS-SG | 751 |
| 6 | ASEPL-SG | 741 |
| 7 | VOLCANO-ENGINE | 568 |
| 8 | ALISOFT | 434 |
| 9 | CMNET | 388 |
| 10 | CENSY | 371 |
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 | 8488 |
| 2 | China | 4242 |
| 3 | Singapore | 1743 |
| 4 | India | 505 |
| 5 | Hong Kong | 498 |
| 6 | South Korea | 469 |
| 7 | Brazil | 430 |
| 8 | United Kingdom | 386 |
| 9 | Indonesia | 378 |
| 10 | Russian Federation | 370 |
The top 10 TCP ports, ordered by the number of connection attempts received are:
| Rank | TCP port number | # of connection attempts received |
|---|
| 1 | 5555 | 130263 |
| 2 | 8322 | 105648 |
| 3 | 5900 | 100617 |
| 4 | 12222 | 58553 |
| 5 | 22 | 41506 |
| 6 | 4444 | 35930 |
| 7 | 7777 | 32432 |
| 8 | 6622 | 26107 |
| 9 | 5901 | 19928 |
| 10 | 55522 | 18139 |
(To download the latest zombie ip list, please visit the
Daily Zombie IP Lists for November 2025.
detection period: 2025-11-27 00:00-23:59 UTC
total number of suspected botnet IPs: 23556
number of botnet IPs notified to network operators (best case, if all mail were sent out successfully): 22062
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 | 1527 |
| 2 | AL-3 | 1165 |
| 3 | GOOGLE-CLOUD | 1006 |
| 4 | PAN-22 | 949 |
| 5 | BYTEPLUS-SG | 751 |
| 6 | ASEPL-SG | 741 |
| 7 | VOLCANO-ENGINE | 553 |
| 8 | ALISOFT | 458 |
| 9 | CENSY | 381 |
| 10 | CMNET | 366 |
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 | 9084 |
| 2 | China | 4805 |
| 3 | Singapore | 1772 |
| 4 | Hong Kong | 497 |
| 5 | South Korea | 461 |
| 6 | India | 420 |
| 7 | United Kingdom | 402 |
| 8 | Brazil | 372 |
| 9 | Indonesia | 365 |
| 10 | Russian Federation | 357 |
The top 10 TCP ports, ordered by the number of connection attempts received are:
| Rank | TCP port number | # of connection attempts received |
|---|
| 1 | 8322 | 107619 |
| 2 | 5555 | 101793 |
| 3 | 5900 | 96680 |
| 4 | 12222 | 65738 |
| 5 | 8888 | 45318 |
| 6 | 22 | 38483 |
| 7 | 6622 | 30462 |
| 8 | 3232 | 26983 |
| 9 | 55522 | 22202 |
| 10 | 45454 | 19281 |
(To download the latest zombie ip list, please visit the
Daily Zombie IP Lists for November 2025.
detection period: 2025-11-26 00:00-23:59 UTC
total number of suspected botnet IPs: 23503
number of botnet IPs notified to network operators (best case, if all mail were sent out successfully): 21979
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 | 1523 |
| 2 | AL-3 | 1132 |
| 3 | GOOGLE-CLOUD | 1010 |
| 4 | PAN-22 | 946 |
| 5 | BYTEPLUS-SG | 883 |
| 6 | ASEPL-SG | 693 |
| 7 | VOLCANO-ENGINE | 538 |
| 8 | ALISOFT | 424 |
| 9 | CENSY | 375 |
| 10 | CMNET | 352 |
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 | 8446 |
| 2 | China | 5193 |
| 3 | Singapore | 1862 |
| 4 | India | 484 |
| 5 | Hong Kong | 471 |
| 6 | South Korea | 447 |
| 7 | Indonesia | 427 |
| 8 | United Kingdom | 397 |
| 9 | Brazil | 377 |
| 10 | Russian Federation | 342 |
The top 10 TCP ports, ordered by the number of connection attempts received are:
| Rank | TCP port number | # of connection attempts received |
|---|
| 1 | 5555 | 120694 |
| 2 | 6622 | 107702 |
| 3 | 3232 | 92448 |
| 4 | 5900 | 82350 |
| 5 | 12222 | 61785 |
| 6 | 8888 | 53493 |
| 7 | 11000 | 36257 |
| 8 | 22 | 33591 |
| 9 | 8322 | 30467 |
| 10 | 7021 | 26522 |
(To download the latest zombie ip list, please visit the
Daily Zombie IP Lists for November 2025.
detection period: 2025-11-25 00:00-23:59 UTC
total number of suspected botnet IPs: 25833
number of botnet IPs notified to network operators (best case, if all mail were sent out successfully): 24273
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 | 1526 |
| 2 | AL-3 | 1115 |
| 3 | GOOGLE-CLOUD | 1012 |
| 4 | PAN-22 | 949 |
| 5 | BYTEPLUS-SG | 888 |
| 6 | ASEPL-SG | 692 |
| 7 | VOLCANO-ENGINE | 538 |
| 8 | CMNET | 428 |
| 9 | ALISOFT | 421 |
| 10 | CENSY | 383 |
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 | 8950 |
| 2 | China | 5494 |
| 3 | Singapore | 1868 |
| 4 | India | 584 |
| 5 | South Korea | 567 |
| 6 | Hong Kong | 520 |
| 7 | Brazil | 497 |
| 8 | Indonesia | 460 |
| 9 | Russian Federation | 440 |
| 10 | United Kingdom | 417 |
The top 10 TCP ports, ordered by the number of connection attempts received are:
| Rank | TCP port number | # of connection attempts received |
|---|
| 1 | 6622 | 113756 |
| 2 | 5900 | 85095 |
| 3 | 3232 | 66514 |
| 4 | 8888 | 52710 |
| 5 | 5555 | 51607 |
| 6 | 11000 | 45578 |
| 7 | 22 | 28030 |
| 8 | 1433 | 25118 |
| 9 | 55522 | 22239 |
| 10 | 28022 | 20944 |
(To download the latest zombie ip list, please visit the
Daily Zombie IP Lists for November 2025.
detection period: 2025-11-24 00:00-23:59 UTC
total number of suspected botnet IPs: 25237
number of botnet IPs notified to network operators (best case, if all mail were sent out successfully): 23493
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 | AL-3 | 1114 |
| 3 | GOOGLE-CLOUD | 996 |
| 4 | PAN-22 | 941 |
| 5 | BYTEPLUS-SG | 889 |
| 6 | ASEPL-SG | 707 |
| 7 | VOLCANO-ENGINE | 556 |
| 8 | CMNET | 438 |
| 9 | ALISOFT | 421 |
| 10 | CENSY | 382 |
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 | 8187 |
| 2 | China | 5719 |
| 3 | Singapore | 1863 |
| 4 | India | 603 |
| 5 | South Korea | 498 |
| 6 | Hong Kong | 477 |
| 7 | Brazil | 463 |
| 8 | Russian Federation | 446 |
| 9 | United Kingdom | 403 |
| 10 | Indonesia | 393 |
The top 10 TCP ports, ordered by the number of connection attempts received are:
| Rank | TCP port number | # of connection attempts received |
|---|
| 1 | 5900 | 85836 |
| 2 | 22 | 45345 |
| 3 | 8888 | 27652 |
| 4 | 55522 | 22223 |
| 5 | 5901 | 21122 |
| 6 | 8122 | 20960 |
| 7 | 28022 | 20892 |
| 8 | 23 | 14713 |
| 9 | 3232 | 13450 |
| 10 | 8922 | 12040 |
(To download the latest zombie ip list, please visit the
Daily Zombie IP Lists for November 2025.
detection period: 2025-11-23 00:00-23:59 UTC
total number of suspected botnet IPs: 24330
number of botnet IPs notified to network operators (best case, if all mail were sent out successfully): 22704
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 | 1526 |
| 2 | AL-3 | 1047 |
| 3 | GOOGLE-CLOUD | 1014 |
| 4 | PAN-22 | 949 |
| 5 | BYTEPLUS-SG | 889 |
| 6 | ASEPL-SG | 704 |
| 7 | VOLCANO-ENGINE | 551 |
| 8 | CMNET | 432 |
| 9 | ALISOFT | 396 |
| 10 | CENSY | 375 |
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 | 8298 |
| 2 | China | 5519 |
| 3 | Singapore | 1901 |
| 4 | Brazil | 582 |
| 5 | India | 546 |
| 6 | South Korea | 486 |
| 7 | Hong Kong | 486 |
| 8 | Russian Federation | 431 |
| 9 | United Kingdom | 418 |
| 10 | Netherlands | 337 |
The top 10 TCP ports, ordered by the number of connection attempts received are:
| Rank | TCP port number | # of connection attempts received |
|---|
| 1 | 7222 | 87361 |
| 2 | 5900 | 84468 |
| 3 | 15620 | 68907 |
| 4 | 6666 | 63136 |
| 5 | 8282 | 55833 |
| 6 | 22 | 45185 |
| 7 | 8122 | 40977 |
| 8 | 30023 | 26109 |
| 9 | 8888 | 25039 |
| 10 | 28022 | 20874 |
(To download the latest zombie ip list, please visit the
Daily Zombie IP Lists for November 2025.
detection period: 2025-11-22 00:00-23:59 UTC
total number of suspected botnet IPs: 24194
number of botnet IPs notified to network operators (best case, if all mail were sent out successfully): 22549
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 | 1493 |
| 2 | AL-3 | 1068 |
| 3 | GOOGLE-CLOUD | 1008 |
| 4 | PAN-22 | 948 |
| 5 | BYTEPLUS-SG | 890 |
| 6 | ASEPL-SG | 693 |
| 7 | VOLCANO-ENGINE | 545 |
| 8 | CMNET | 416 |
| 9 | ALISOFT | 409 |
| 10 | CENSY | 379 |
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 | 8194 |
| 2 | China | 5370 |
| 3 | Singapore | 1872 |
| 4 | India | 560 |
| 5 | Brazil | 523 |
| 6 | Hong Kong | 513 |
| 7 | South Korea | 495 |
| 8 | Russian Federation | 456 |
| 9 | Indonesia | 385 |
| 10 | United Kingdom | 384 |
The top 10 TCP ports, ordered by the number of connection attempts received are:
| Rank | TCP port number | # of connection attempts received |
|---|
| 1 | 6666 | 99128 |
| 2 | 7222 | 96403 |
| 3 | 6003 | 66702 |
| 4 | 22 | 66542 |
| 5 | 5900 | 65058 |
| 6 | 8282 | 58385 |
| 7 | 8122 | 40131 |
| 8 | 1993 | 39057 |
| 9 | 7722 | 37379 |
| 10 | 8888 | 32448 |
(To download the latest zombie ip list, please visit the
Daily Zombie IP Lists for November 2025.
detection period: 2025-11-21 00:00-23:59 UTC
total number of suspected botnet IPs: 24806
number of botnet IPs notified to network operators (best case, if all mail were sent out successfully): 23066
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 | 1419 |
| 2 | AL-3 | 1092 |
| 3 | GOOGLE-CLOUD | 1011 |
| 4 | PAN-22 | 952 |
| 5 | BYTEPLUS-SG | 888 |
| 6 | ASEPL-SG | 739 |
| 7 | VOLCANO-ENGINE | 550 |
| 8 | CMNET | 480 |
| 9 | ALISOFT | 399 |
| 10 | CENSY | 382 |
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 | 7923 |
| 2 | China | 5931 |
| 3 | Singapore | 1902 |
| 4 | India | 649 |
| 5 | Brazil | 638 |
| 6 | South Korea | 489 |
| 7 | Hong Kong | 485 |
| 8 | Russian Federation | 462 |
| 9 | Indonesia | 427 |
| 10 | United Kingdom | 343 |
The top 10 TCP ports, ordered by the number of connection attempts received are:
| Rank | TCP port number | # of connection attempts received |
|---|
| 1 | 7722 | 122908 |
| 2 | 7222 | 108272 |
| 3 | 6666 | 104101 |
| 4 | 5900 | 82528 |
| 5 | 22 | 52129 |
| 6 | 8122 | 43904 |
| 7 | 8282 | 42273 |
| 8 | 1993 | 39105 |
| 9 | 8888 | 35442 |
| 10 | 30023 | 31634 |
(To download the latest zombie ip list, please visit the
Daily Zombie IP Lists for November 2025.
detection period: 2025-11-20 00:00-23:59 UTC
total number of suspected botnet IPs: 25936
number of botnet IPs notified to network operators (best case, if all mail were sent out successfully): 24152
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 | 1216 |
| 2 | AL-3 | 1090 |
| 3 | GOOGLE-CLOUD | 1022 |
| 4 | PAN-22 | 951 |
| 5 | BYTEPLUS-SG | 828 |
| 6 | ASEPL-SG | 724 |
| 7 | VOLCANO-ENGINE | 532 |
| 8 | CMNET | 483 |
| 9 | ALISOFT | 398 |
| 10 | COGENT-A | 382 |
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 | 8739 |
| 2 | China | 6280 |
| 3 | Singapore | 1759 |
| 4 | India | 680 |
| 5 | Brazil | 552 |
| 6 | Indonesia | 527 |
| 7 | Hong Kong | 497 |
| 8 | Russian Federation | 474 |
| 9 | South Korea | 471 |
| 10 | Germany | 358 |
The top 10 TCP ports, ordered by the number of connection attempts received are:
| Rank | TCP port number | # of connection attempts received |
|---|
| 1 | 7722 | 124401 |
| 2 | 6666 | 104982 |
| 3 | 5900 | 86053 |
| 4 | 2026 | 52272 |
| 5 | 4122 | 48611 |
| 6 | 1993 | 39065 |
| 7 | 22 | 38798 |
| 8 | 2002 | 35025 |
| 9 | 6222 | 29289 |
| 10 | 5901 | 21299 |
(To download the latest zombie ip list, please visit the
Daily Zombie IP Lists for November 2025.
detection period: 2025-11-19 00:00-23:59 UTC
total number of suspected botnet IPs: 25162
number of botnet IPs notified to network operators (best case, if all mail were sent out successfully): 23235
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 | 1556 |
| 2 | AL-3 | 1073 |
| 3 | GOOGLE-CLOUD | 1006 |
| 4 | PAN-22 | 951 |
| 5 | BYTEPLUS-SG | 859 |
| 6 | ASEPL-SG | 724 |
| 7 | VOLCANO-ENGINE | 571 |
| 8 | CMNET | 476 |
| 9 | ALISOFT | 395 |
| 10 | CENSY | 384 |
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 | 8424 |
| 2 | China | 5348 |
| 3 | Singapore | 1887 |
| 4 | India | 660 |
| 5 | Brazil | 569 |
| 6 | Indonesia | 544 |
| 7 | Hong Kong | 522 |
| 8 | South Korea | 483 |
| 9 | Russian Federation | 466 |
| 10 | United Kingdom | 363 |
The top 10 TCP ports, ordered by the number of connection attempts received are:
| Rank | TCP port number | # of connection attempts received |
|---|
| 1 | 6666 | 108044 |
| 2 | 5900 | 78362 |
| 3 | 7722 | 70296 |
| 4 | 22 | 40637 |
| 5 | 5901 | 21189 |
| 6 | 2026 | 17488 |
| 7 | 1433 | 16260 |
| 8 | 2874 | 15740 |
| 9 | 6002 | 13769 |
| 10 | 4122 | 13712 |
(To download the latest zombie ip list, please visit the
Daily Zombie IP Lists for November 2025.
detection period: 2025-11-18 00:00-23:59 UTC
total number of suspected botnet IPs: 22187
number of botnet IPs notified to network operators (best case, if all mail were sent out successfully): 20760
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 | 1522 |
| 2 | AL-3 | 1023 |
| 3 | GOOGLE-CLOUD | 1011 |
| 4 | PAN-22 | 951 |
| 5 | ASEPL-SG | 700 |
| 6 | VOLCANO-ENGINE | 524 |
| 7 | CMNET | 475 |
| 8 | ALISOFT | 405 |
| 9 | CENSY | 382 |
| 10 | KORNET-KR | 292 |
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 | 8265 |
| 2 | China | 5220 |
| 3 | Singapore | 1184 |
| 4 | India | 542 |
| 5 | Hong Kong | 491 |
| 6 | South Korea | 479 |
| 7 | Russian Federation | 415 |
| 8 | United Kingdom | 340 |
| 9 | Indonesia | 323 |
| 10 | European Union | 312 |
The top 10 TCP ports, ordered by the number of connection attempts received are:
| Rank | TCP port number | # of connection attempts received |
|---|
| 1 | 6666 | 106980 |
| 2 | 5900 | 78676 |
| 3 | 22 | 48037 |
| 4 | 1411 | 38682 |
| 5 | 4422 | 30463 |
| 6 | 5901 | 20955 |
| 7 | 2211 | 15324 |
| 8 | 5903 | 13483 |
| 9 | 2022 | 13182 |
| 10 | 5905 | 13073 |
(To download the latest zombie ip list, please visit the
Daily Zombie IP Lists for November 2025.
detection period: 2025-11-17 00:00-23:59 UTC
total number of suspected botnet IPs: 21834
number of botnet IPs notified to network operators (best case, if all mail were sent out successfully): 20361
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 | 1548 |
| 2 | AL-3 | 1061 |
| 3 | GOOGLE-CLOUD | 1003 |
| 4 | PAN-22 | 952 |
| 5 | ASEPL-SG | 714 |
| 6 | VOLCANO-ENGINE | 530 |
| 7 | CMNET | 508 |
| 8 | ALISOFT | 416 |
| 9 | CENSY | 376 |
| 10 | BYTEPLUS-SG | 286 |
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 | 7803 |
| 2 | China | 4945 |
| 3 | Singapore | 1278 |
| 4 | India | 592 |
| 5 | South Korea | 479 |
| 6 | Hong Kong | 477 |
| 7 | Russian Federation | 428 |
| 8 | Indonesia | 377 |
| 9 | Brazil | 338 |
| 10 | United Kingdom | 328 |
The top 10 TCP ports, ordered by the number of connection attempts received are:
| Rank | TCP port number | # of connection attempts received |
|---|
| 1 | 5900 | 172598 |
| 2 | 6666 | 107717 |
| 3 | 1411 | 50375 |
| 4 | 22 | 43801 |
| 5 | 4422 | 42867 |
| 6 | 6000 | 42257 |
| 7 | 7037 | 37431 |
| 8 | 5222 | 26583 |
| 9 | 5901 | 20317 |
| 10 | 10038 | 19801 |
(To download the latest zombie ip list, please visit the
Daily Zombie IP Lists for November 2025.
detection period: 2025-11-16 00:00-23:59 UTC
total number of suspected botnet IPs: 21254
number of botnet IPs notified to network operators (best case, if all mail were sent out successfully): 19890
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 | 1539 |
| 2 | AL-3 | 1059 |
| 3 | GOOGLE-CLOUD | 1012 |
| 4 | PAN-22 | 959 |
| 5 | ASEPL-SG | 706 |
| 6 | VOLCANO-ENGINE | 519 |
| 7 | CMNET | 460 |
| 8 | ALISOFT | 419 |
| 9 | CENSY | 372 |
| 10 | KORNET-KR | 340 |
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 | 8304 |
| 2 | China | 4445 |
| 3 | Singapore | 1221 |
| 4 | South Korea | 534 |
| 5 | India | 515 |
| 6 | Hong Kong | 467 |
| 7 | Russian Federation | 403 |
| 8 | United Kingdom | 336 |
| 9 | European Union | 294 |
| 10 | Indonesia | 277 |
The top 10 TCP ports, ordered by the number of connection attempts received are:
| Rank | TCP port number | # of connection attempts received |
|---|
| 1 | 5900 | 250233 |
| 2 | 6700 | 91826 |
| 3 | 4120 | 73075 |
| 4 | 20300 | 49134 |
| 5 | 15920 | 48849 |
| 6 | 22 | 42808 |
| 7 | 4422 | 42531 |
| 8 | 6000 | 41474 |
| 9 | 1411 | 33050 |
| 10 | 6666 | 27474 |
(To download the latest zombie ip list, please visit the
Daily Zombie IP Lists for November 2025.
detection period: 2025-11-15 00:00-23:59 UTC
total number of suspected botnet IPs: 23058
number of botnet IPs notified to network operators (best case, if all mail were sent out successfully): 21503
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 | 1575 |
| 2 | AL-3 | 1087 |
| 3 | GOOGLE-CLOUD | 1013 |
| 4 | PAN-22 | 958 |
| 5 | ASEPL-SG | 717 |
| 6 | CLOUDFLARENET | 655 |
| 7 | VOLCANO-ENGINE | 530 |
| 8 | CMNET | 501 |
| 9 | KORNET-KR | 450 |
| 10 | ALISOFT | 439 |
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 | 8806 |
| 2 | China | 4753 |
| 3 | Singapore | 1285 |
| 4 | South Korea | 678 |
| 5 | India | 585 |
| 6 | Hong Kong | 489 |
| 7 | Russian Federation | 409 |
| 8 | United Kingdom | 349 |
| 9 | Indonesia | 336 |
| 10 | Germany | 318 |
The top 10 TCP ports, ordered by the number of connection attempts received are:
| Rank | TCP port number | # of connection attempts received |
|---|
| 1 | 5900 | 294300 |
| 2 | 4224 | 77163 |
| 3 | 1411 | 50179 |
| 4 | 22 | 40566 |
| 5 | 8300 | 28461 |
| 6 | 23 | 28048 |
| 7 | 4722 | 27703 |
| 8 | 3900 | 24557 |
| 9 | 15900 | 21867 |
| 10 | 21620 | 21322 |
(To download the latest zombie ip list, please visit the
Daily Zombie IP Lists for November 2025.
detection period: 2025-11-14 00:00-23:59 UTC
total number of suspected botnet IPs: 22705
number of botnet IPs notified to network operators (best case, if all mail were sent out successfully): 21079
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 | 1548 |
| 2 | AL-3 | 1068 |
| 3 | GOOGLE-CLOUD | 1013 |
| 4 | PAN-22 | 959 |
| 5 | BYTEPLUS-SG | 876 |
| 6 | ASEPL-SG | 709 |
| 7 | VOLCANO-ENGINE | 522 |
| 8 | CMNET | 503 |
| 9 | ALISOFT | 431 |
| 10 | CENSY | 380 |
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 | 8039 |
| 2 | China | 4689 |
| 3 | Singapore | 1769 |
| 4 | India | 619 |
| 5 | Hong Kong | 505 |
| 6 | Russian Federation | 478 |
| 7 | South Korea | 473 |
| 8 | Indonesia | 374 |
| 9 | United Kingdom | 357 |
| 10 | Brazil | 330 |
The top 10 TCP ports, ordered by the number of connection attempts received are:
| Rank | TCP port number | # of connection attempts received |
|---|
| 1 | 5900 | 301150 |
| 2 | 4224 | 116308 |
| 3 | 1411 | 53485 |
| 4 | 22 | 32706 |
| 5 | 1995 | 26938 |
| 6 | 5432 | 15849 |
| 7 | 5901 | 14621 |
| 8 | 1433 | 12471 |
| 9 | 23 | 10465 |
| 10 | 2223 | 10314 |
(To download the latest zombie ip list, please visit the
Daily Zombie IP Lists for November 2025.
detection period: 2025-11-13 00:00-23:59 UTC
total number of suspected botnet IPs: 24017
number of botnet IPs notified to network operators (best case, if all mail were sent out successfully): 22388
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 | 1568 |
| 2 | AL-3 | 1098 |
| 3 | GOOGLE-CLOUD | 1021 |
| 4 | PAN-22 | 962 |
| 5 | BYTEPLUS-SG | 876 |
| 6 | ASEPL-SG | 760 |
| 7 | VOLCANO-ENGINE | 524 |
| 8 | CMNET | 522 |
| 9 | ALISOFT | 438 |
| 10 | CENSY | 383 |
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 | 8732 |
| 2 | China | 4877 |
| 3 | Singapore | 1906 |
| 4 | India | 622 |
| 5 | Hong Kong | 505 |
| 6 | Russian Federation | 490 |
| 7 | South Korea | 477 |
| 8 | Indonesia | 414 |
| 9 | United Kingdom | 392 |
| 10 | Brazil | 371 |
The top 10 TCP ports, ordered by the number of connection attempts received are:
| Rank | TCP port number | # of connection attempts received |
|---|
| 1 | 5900 | 382637 |
| 2 | 1995 | 66963 |
| 3 | 1411 | 53516 |
| 4 | 12020 | 30118 |
| 5 | 22 | 27666 |
| 6 | 445 | 16571 |
| 7 | 5901 | 15377 |
| 8 | 1433 | 13524 |
| 9 | 2222 | 11881 |
| 10 | 23 | 10628 |
(To download the latest zombie ip list, please visit the
Daily Zombie IP Lists for November 2025.
detection period: 2025-11-12 00:00-23:59 UTC
total number of suspected botnet IPs: 22862
number of botnet IPs notified to network operators (best case, if all mail were sent out successfully): 21299
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 | 1567 |
| 2 | AL-3 | 1097 |
| 3 | GOOGLE-CLOUD | 1010 |
| 4 | PAN-22 | 961 |
| 5 | BYTEPLUS-SG | 874 |
| 6 | ASEPL-SG | 723 |
| 7 | VOLCANO-ENGINE | 532 |
| 8 | CMNET | 503 |
| 9 | ALISOFT | 453 |
| 10 | CENSY | 381 |
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 | 7928 |
| 2 | China | 4933 |
| 3 | Singapore | 1800 |
| 4 | India | 535 |
| 5 | Hong Kong | 494 |
| 6 | South Korea | 455 |
| 7 | Russian Federation | 444 |
| 8 | Indonesia | 398 |
| 9 | Germany | 355 |
| 10 | United Kingdom | 347 |
The top 10 TCP ports, ordered by the number of connection attempts received are:
| Rank | TCP port number | # of connection attempts received |
|---|
| 1 | 5900 | 378046 |
| 2 | 1995 | 67056 |
| 3 | 22 | 49882 |
| 4 | 1411 | 42154 |
| 5 | 8888 | 36347 |
| 6 | 1433 | 21022 |
| 7 | 3322 | 20508 |
| 8 | 25322 | 17505 |
| 9 | 522 | 16704 |
| 10 | 3333 | 15357 |
(To download the latest zombie ip list, please visit the
Daily Zombie IP Lists for November 2025.
detection period: 2025-11-11 00:00-23:59 UTC
total number of suspected botnet IPs: 23370
number of botnet IPs notified to network operators (best case, if all mail were sent out successfully): 21727
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 | 1551 |
| 2 | AL-3 | 1210 |
| 3 | GOOGLE-CLOUD | 1013 |
| 4 | PAN-22 | 964 |
| 5 | BYTEPLUS-SG | 870 |
| 6 | ASEPL-SG | 771 |
| 7 | VOLCANO-ENGINE | 529 |
| 8 | CMNET | 485 |
| 9 | ALISOFT | 426 |
| 10 | CENSY | 384 |
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 | 8471 |
| 2 | China | 4801 |
| 3 | Singapore | 1873 |
| 4 | India | 526 |
| 5 | Hong Kong | 476 |
| 6 | Russian Federation | 444 |
| 7 | South Korea | 429 |
| 8 | Indonesia | 413 |
| 9 | United Kingdom | 367 |
| 10 | Brazil | 364 |
The top 10 TCP ports, ordered by the number of connection attempts received are:
| Rank | TCP port number | # of connection attempts received |
|---|
| 1 | 5900 | 477869 |
| 2 | 8888 | 95433 |
| 3 | 3322 | 54832 |
| 4 | 1411 | 46031 |
| 5 | 7722 | 38624 |
| 6 | 3333 | 28497 |
| 7 | 22 | 26361 |
| 8 | 2122 | 18363 |
| 9 | 5432 | 17579 |
| 10 | 5901 | 14833 |
(To download the latest zombie ip list, please visit the
Daily Zombie IP Lists for November 2025.
detection period: 2025-11-10 00:00-23:59 UTC
total number of suspected botnet IPs: 21653
number of botnet IPs notified to network operators (best case, if all mail were sent out successfully): 20121
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 | 1554 |
| 2 | AL-3 | 1230 |
| 3 | GOOGLE-CLOUD | 1013 |
| 4 | PAN-22 | 964 |
| 5 | BYTEPLUS-SG | 870 |
| 6 | ASEPL-SG | 775 |
| 7 | VOLCANO-ENGINE | 534 |
| 8 | ALISOFT | 444 |
| 9 | CMNET | 407 |
| 10 | CENSY | 379 |
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 | 7849 |
| 2 | China | 4667 |
| 3 | Singapore | 1819 |
| 4 | Hong Kong | 508 |
| 5 | India | 426 |
| 6 | Indonesia | 426 |
| 7 | United Kingdom | 361 |
| 8 | South Korea | 341 |
| 9 | Russian Federation | 335 |
| 10 | Brazil | 304 |
The top 10 TCP ports, ordered by the number of connection attempts received are:
| Rank | TCP port number | # of connection attempts received |
|---|
| 1 | 5900 | 433636 |
| 2 | 8888 | 96063 |
| 3 | 1411 | 53606 |
| 4 | 22 | 29964 |
| 5 | 3322 | 19557 |
| 6 | 2223 | 17360 |
| 7 | 5432 | 16700 |
| 8 | 5901 | 15444 |
| 9 | 1433 | 14292 |
| 10 | 3333 | 14041 |
(To download the latest zombie ip list, please visit the
Daily Zombie IP Lists for November 2025.
detection period: 2025-11-09 00:00-23:59 UTC
total number of suspected botnet IPs: 23381
number of botnet IPs notified to network operators (best case, if all mail were sent out successfully): 21819
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 | 1566 |
| 2 | AL-3 | 1233 |
| 3 | GOOGLE-CLOUD | 1015 |
| 4 | PAN-22 | 950 |
| 5 | BYTEPLUS-SG | 871 |
| 6 | ASEPL-SG | 768 |
| 7 | VOLCANO-ENGINE | 548 |
| 8 | CMNET | 497 |
| 9 | ALISOFT | 429 |
| 10 | CENSY | 379 |
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 | 8418 |
| 2 | China | 4936 |
| 3 | Singapore | 1798 |
| 4 | India | 553 |
| 5 | Hong Kong | 552 |
| 6 | South Korea | 491 |
| 7 | Russian Federation | 477 |
| 8 | United Kingdom | 393 |
| 9 | Brazil | 337 |
| 10 | Indonesia | 332 |
The top 10 TCP ports, ordered by the number of connection attempts received are:
| Rank | TCP port number | # of connection attempts received |
|---|
| 1 | 5900 | 418898 |
| 2 | 1996 | 108520 |
| 3 | 8888 | 97237 |
| 4 | 1411 | 53622 |
| 5 | 4460 | 46608 |
| 6 | 22 | 37497 |
| 7 | 58755 | 23427 |
| 8 | 5901 | 16935 |
| 9 | 5432 | 15315 |
| 10 | 8022 | 14144 |
(To download the latest zombie ip list, please visit the
Daily Zombie IP Lists for November 2025.
detection period: 2025-11-08 00:00-23:59 UTC
total number of suspected botnet IPs: 22808
number of botnet IPs notified to network operators (best case, if all mail were sent out successfully): 21206
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:
