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Wednesday, April 29, 2026

Botnet Statistics [2026-04-28]

(To download the latest zombie ip list, please visit the Daily Zombie IP Lists for April 2026.
detection period: 2026-04-28 00:00-23:59 UTC
total number of suspected botnet IPs: 20862
number of botnet IPs notified to network operators (best case, if all mail were sent out successfully): 19562
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:

RankNetwork# of suspected botnet IPs
1AL-31529
2MSFT1438
3GOOGLE-CLOUD1031
4PAN-22955
5ASEPL-SG492
6FR-ONYPHE-20191111400
7CENSY382
8VOLCANO-ENGINE332
9INFRAWATCH331
10UCLOUD-HK266


The top 10 countries (as defined by the 2-character country code), ordered by the number of suspected botnet IPs are:


The top 10 TCP ports, ordered by the number of connection attempts received are:

RankCountry/Region# of suspected botnet IPs
1United States9090
2China3687
3United Kingdom1022
4Singapore712
5Germany532
6France518
7Netherlands502
8Brazil412
9Hong Kong369
10Indonesia343

Tuesday, April 28, 2026

Botnet Statistics [2026-04-27]

(To download the latest zombie ip list, please visit the Daily Zombie IP Lists for April 2026.
detection period: 2026-04-27 00:00-23:59 UTC
total number of suspected botnet IPs: 19945
number of botnet IPs notified to network operators (best case, if all mail were sent out successfully): 18873
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:

RankTCP port number# of connection attempts received
15900523212
222176914
3220841100
4808836821
52232698
6112225098
711023259
8808222095
9350319768
10570018120
RankNetwork# of suspected botnet IPs
1AL-31558
2MSFT1470
3GOOGLE-CLOUD1046
4PAN-22950
5ASEPL-SG516
6FR-ONYPHE-20191111408
7CENSY377
8INFRAWATCH341
9VOLCANO-ENGINE328
10cloud328


The top 10 countries (as defined by the 2-character country code), ordered by the number of suspected botnet IPs are:


The top 10 TCP ports, ordered by the number of connection attempts received are:

RankCountry/Region# of suspected botnet IPs
1United States8461
2China3613
3United Kingdom1004
4Singapore849
5France542
6Germany497
7Netherlands457
8Indonesia398
9Brazil381
10Hong Kong378

Botnet Statistics [2026-04-26]

(To download the latest zombie ip list, please visit the Daily Zombie IP Lists for April 2026.
detection period: 2026-04-26 00:00-23:59 UTC
total number of suspected botnet IPs: 20234
number of botnet IPs notified to network operators (best case, if all mail were sent out successfully): 19208
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:

RankTCP port number# of connection attempts received
15900427329
2747358093
3535747430
4916446909
5220841718
6492239986
7802038776
8189038355
9944333069
102230496
RankNetwork# of suspected botnet IPs
1AL-31484
2MSFT1453
3GOOGLE-CLOUD1032
4PAN-22953
5ASEPL-SG504
6FR-ONYPHE-20191111448
7CENSY379
8INFRAWATCH342
9VOLCANO-ENGINE332
10cloud326


The top 10 countries (as defined by the 2-character country code), ordered by the number of suspected botnet IPs are:


The top 10 TCP ports, ordered by the number of connection attempts received are:

RankCountry/Region# of suspected botnet IPs
1United States9131
2China3547
3United Kingdom1019
4Singapore729
5France579
6Germany552
7Netherlands497
8Hong Kong388
9Brazil376
10Indonesia308
RankTCP port number# of connection attempts received
174731090355
29164883850
35900425771
48153368941
57787315747
64092250802
74030188501
89559185525
91871171476
105357151475