🇺🇸
mnogoweb
2026-05-04 23:24:52
(1 month ago)
(smtpauth) Failed SMTP AUTH login from 66.56.80.104 (CA/Canada/-): 5 in the last 3600 secs; Ports: * ...
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(smtpauth) Failed SMTP AUTH login from 66.56.80.104 (CA/Canada/-): 5 in the last 3600 secs; Ports: *; Direction: inout; Trigger: LF_SMTPAUTH; Logs: 2026-05-04 17:24:39 plain authenticator failed for ([10.10.18.29]) [66.56.80.104]: 535 Incorrect authentication data ([email protected] )
2026-05-04 17:24:39 login authenticator failed for ([10.10.18.29]) [66.56.80.104]: 535 Incorrect authentication data ([email protected] )
2026-05-04 17:24:40 plain authenticator failed for ([10.10.18.29]) [66.56.80.104]: 535 Incorrect authentication data ([email protected] )
2026-05-04 17:24:40 login authenticator failed for ([10.10.18.29]) [66.56.80.104]: 535 Incorrect authentication data ([email protected] )
2026-05-04 17:24:49 plain authenticator failed for ([10.10.18.29]) [66.56.80.104]: 535 Incorrect authentication data ([email protected] )
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Port Scan
🇺🇸
bigscoots.com
2026-05-04 23:22:23
(1 month ago)
(smtpauth) Failed SMTP AUTH login from 66.56.80.104 (CA/Canada/-): 5 in the last 3600 secs; Ports: 2 ...
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(smtpauth) Failed SMTP AUTH login from 66.56.80.104 (CA/Canada/-): 5 in the last 3600 secs; Ports: 25,465,587; Direction: 0; Trigger: LF_SMTPAUTH; Logs: 2026-05-04 19:22:06 dovecot_plain authenticator failed for H=([10.10.18.29]) [66.56.80.104]:20592: 535 Incorrect authentication data ([email protected] )
2026-05-04 19:22:11 dovecot_plain authenticator failed for H=([10.10.18.29]) [66.56.80.104]:59556: 535 Incorrect authentication data ([email protected] )
2026-05-04 19:22:12 dovecot_login authenticator failed for H=([10.10.18.29]) [66.56.80.104]:20592: 535 Incorrect authentication data ([email protected] )
2026-05-04 19:22:17 dovecot_login authenticator failed for H=([10.10.18.29]) [66.56.80.104]:59556: 535 Incorrect authentication data ([email protected] )
2026-05-04 19:22:18 dovecot_plain authenticator failed for H=([10.10.18.29]) [66.56.80.104]:64475: 535 Incorrect authentication data ([email protected] )
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Brute-Force
SSH
2026-05-04 22:54:01
(1 month ago)
...
Brute-Force
🇨🇿
lp
2026-05-04 04:50:45
(1 month ago)
Email account brute force: 5 attempts were recorded from 66.56.80.104
2026-05-04T05:46:31+02:00 warn ...
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Email account brute force: 5 attempts were recorded from 66.56.80.104
2026-05-04T05:46:31+02:00 warning: unknown[66.56.80.104]: SASL PLAIN authentication failed: authentication failure, [email protected]
2026-05-04T05:46:31+02:00 warning: unknown[66.56.80.104]: SASL LOGIN authentication failed: authentication failure, [email protected]
2026-05-04T05:46:34+02:00 warning: unknown[66.56.80.104]: SASL PLAIN authentication failed: authentication failure, [email protected]
2026-05-04T05:46:35+02:00 warning: unknown[66.56.80.104]: SASL LOGIN authentication failed: authentication failure, [email protected]
2026-05-04T05:47:27+02:00 warning: unknown[66.56.80.104]: SASL PLAIN authentication failed: authentication failure, [email protected]
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Brute-Force
🇷🇸
Smel
2026-05-04 04:04:28
(1 month ago)
Mail/25/465/587-993/995 Probe, Reject, BadAuth, Hack, SPAM -
Email Spam
Hacking
Brute-Force
2026-05-04 02:48:37
(1 month ago)
Authentication failure
Brute-Force
🇳🇱
maxxsense
2026-05-04 02:32:01
(1 month ago)
(smtpauth) Failed SMTP AUTH login from 66.56.80.104 (CA/Canada/-)
Brute-Force
🇧🇷
chronos
2026-05-03 02:34:45
(1 month ago)
Generic malicious activity: Tentativa de varredura de porta TCP... | Port: 59601 | Proto: TCP | Loca ...
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Generic malicious activity: Tentativa de varredura de porta TCP... | Port: 59601 | Proto: TCP | Location: Canada, Toronto
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Port Scan
Hacking
🇺🇸
bigscoots.com
2026-05-02 13:13:14
(1 month ago)
(smtpauth) Failed SMTP AUTH login from 66.56.80.104 (CA/Canada/-): 5 in the last 3600 secs; Ports: 2 ...
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(smtpauth) Failed SMTP AUTH login from 66.56.80.104 (CA/Canada/-): 5 in the last 3600 secs; Ports: 25,465,587; Direction: 0; Trigger: LF_SMTPAUTH; Logs: 2026-05-02 09:12:56 dovecot_plain authenticator failed for H=([10.10.18.29]) [66.56.80.104]:64172: 535 Incorrect authentication data ([email protected] )
2026-05-02 09:13:00 dovecot_plain authenticator failed for H=([10.10.18.29]) [66.56.80.104]:25269: 535 Incorrect authentication data ([email protected] )
2026-05-02 09:13:02 dovecot_login authenticator failed for H=([10.10.18.29]) [66.56.80.104]:64172: 535 Incorrect authentication data ([email protected] )
2026-05-02 09:13:08 dovecot_plain authenticator failed for H=([10.10.18.29]) [66.56.80.104]:17432: 535 Incorrect authentication data ([email protected] )
2026-05-02 09:13:10 dovecot_login authenticator failed for H=([10.10.18.29]) [66.56.80.104]:25269: 535 Incorrect authentication data ([email protected] )
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Brute-Force
SSH
🇬🇧
cg-design.co.uk
2026-05-02 12:13:57
(1 month ago)
(smtpauth) Failed SMTP AUTH login from 66.56.80.104 (CA/Canada/-)
Brute-Force
2026-05-02 11:41:02
(1 month ago)
...
Brute-Force
🇫🇷
UM3
2026-05-02 10:27:29
(1 month ago)
Exim Auth Failed
Brute-Force
2026-03-12 08:10:44
(3 months ago)
(smtpauth) Failed SMTP AUTH login from 66.56.80.104 (CA/Canada/-)
Brute-Force
2026-02-20 02:00:10
(4 months ago)
Unauthorized connection attempt detected in the last 24 hours
Hacking
2026-02-14 01:50:43
(4 months ago)
Unauthorized connection attempt detected in the last 24 hours
Hacking