๐ฉ๐ช
ecs.ge
2026-06-15 21:30:41
(2 weeks ago)
Automatic Fail2Ban report from jail plesk-dovecot: multiple matching events detected.
Brute-Force
๐ฌ๐ง
cticom.ms
2026-06-12 04:47:09
(3 weeks ago)
Email Auth Brute force attack 6/3 in last day
Brute-Force
๐ฌ๐ง
cticom.ms
2026-06-12 04:00:17
(3 weeks ago)
Email Auth Brute force attack 3/3 in last day
Brute-Force
๐ฌ๐ง
openstrike.co.uk
2026-06-11 22:51:27
(3 weeks ago)
Email auth failures (32)
Brute-Force
Anonymous
2026-06-11 16:30:53
(3 weeks ago)
Failed login attempt detected by Fail2Ban in plesk-postfix jail
Brute-Force
๐บ๐ธ
mnogoweb
2026-06-11 05:37:16
(3 weeks ago)
(smtpauth) Failed SMTP AUTH login from 47.254.39.239 (US/United States/-): 5 in the last 3600 secs; ...
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(smtpauth) Failed SMTP AUTH login from 47.254.39.239 (US/United States/-): 5 in the last 3600 secs; Ports: *; Direction: inout; Trigger: LF_SMTPAUTH; Logs: 2026-06-10 22:39:54 plain authenticator failed for (localhost) [47.254.39.239]: 535 Incorrect authentication data ([email protected] )
2026-06-10 22:39:55 plain authenticator failed for (localhost) [47.254.39.239]: 535 Incorrect authentication data ([email protected] )
2026-06-10 22:58:47 plain authenticator failed for (localhost) [47.254.39.239]: 535 Incorrect authentication data ([email protected] )
2026-06-10 22:58:47 plain authenticator failed for (localhost) [47.254.39.239]: 535 Incorrect authentication data ([email protected] )
2026-06-10 23:37:14 plain authenticator failed for (localhost) [47.254.39.239]: 535 Incorrect authentication data ([email protected] )
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Port Scan
๐ธ๐ฎ
basing
2026-06-11 05:34:42
(3 weeks ago)
2026-06-11 06:34:42 bs SASL PLAIN auth failed: rhost=47.254.39.239...
Brute-Force
๐ฉ๐ช
Thomas
2026-06-11 04:54:33
(3 weeks ago)
Jun 11 06:54:26 v22016083778036931 postfix/submission/smtpd[3782546]: warning: unknown[47.254.39.239 ...
show more
Jun 11 06:54:26 v22016083778036931 postfix/submission/smtpd[3782546]: warning: unknown[47.254.39.239]: SASL PLAIN authentication failed: (reason unavailable), [email protected]
Jun 11 06:54:33 v22016083778036931 postfix/smtps/smtpd[3780454]: warning: unknown[47.254.39.239]: SASL PLAIN authentication failed: (reason unavailable), [email protected]
...
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Brute-Force
๐ฉ๐ช
gadix
2026-06-11 04:47:14
(3 weeks ago)
Jun 11 05:27:51 srv05 postfix/smtpd[3224485]: warning: unknown[47.254.39.239]: SASL PLAIN authentica ...
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Jun 11 05:27:51 srv05 postfix/smtpd[3224485]: warning: unknown[47.254.39.239]: SASL PLAIN authentication failed: authentication failure
Jun 11 05:27:52 srv05 postfix/smtpd[3224488]: warning: unknown[47.254.39.239]: SASL PLAIN authentication failed: authentication failure
Jun 11 06:47:14 srv05 postfix/smtpd[3225863]: warning: unknown[47.254.39.239]: SASL PLAIN authentication failed: authentication failure
...
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Brute-Force
๐ฌ๐ง
cticom.ms
2026-06-11 04:45:41
(3 weeks ago)
Email Auth Brute force attack 48/5 in last day
Brute-Force
๐ฉ๐ช
moosy
2026-06-11 04:27:16
(3 weeks ago)
2026-06-11T05:07:54.266777+02:00 scrat postfix/submission/smtpd[2789581]: warning: unknown[47.254.39 ...
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2026-06-11T05:07:54.266777+02:00 scrat postfix/submission/smtpd[2789581]: warning: unknown[47.254.39.239]: SASL PLAIN authentication failed: (reason unavailable), sasl_username=postmaster
2026-06-11T05:56:17.271964+02:00 scrat postfix/submission/smtpd[2789860]: warning: unknown[47.254.39.239]: SASL PLAIN authentication failed: (reason unavailable), sasl_username=postmaster
2026-06-11T06:27:15.202206+02:00 scrat postfix/submission/smtpd[2790256]: warning: unknown[47.254.39.239]: SASL PLAIN authentication failed: (reason unavailable), sasl_username=contact
...
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Brute-Force
๐ซ๐ท
[email protected]
2026-06-11 04:26:56
(3 weeks ago)
Jun 11 06:26:48 mail6 postfix/submission/smtpd[3544321]: warning: unknown[47.254.39.239]: SASL PLAIN ...
show more
Jun 11 06:26:48 mail6 postfix/submission/smtpd[3544321]: warning: unknown[47.254.39.239]: SASL PLAIN authentication failed: (reason unavailable), [email protected]
Jun 11 06:26:55 mail6 postfix/smtps/smtpd[3534219]: warning: unknown[47.254.39.239]: SASL PLAIN authentication failed: (reason unavailable), [email protected]
Jun 11 06:26:55 mail6 postfix/smtps/smtpd[3534219]: warning: unknown[47.254.39.239]: SASL PLAIN authentication failed: (reason unavailable), [email protected]
...
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Brute-Force
๐ฌ๐ง
cticom.ms
2026-06-11 03:59:50
(3 weeks ago)
Email Auth Brute force attack 24/5 in last day
Brute-Force
๐บ๐ธ
mnogoweb
2026-06-11 02:41:21
(3 weeks ago)
(smtpauth) Failed SMTP AUTH login from 47.254.39.239 (US/United States/-): 5 in the last 3600 secs; ...
show more
(smtpauth) Failed SMTP AUTH login from 47.254.39.239 (US/United States/-): 5 in the last 3600 secs; Ports: *; Direction: inout; Trigger: LF_SMTPAUTH; Logs: 2026-06-10 19:43:06 plain authenticator failed for (localhost) [47.254.39.239]: 535 Incorrect authentication data ([email protected] )
2026-06-10 19:43:07 plain authenticator failed for (localhost) [47.254.39.239]: 535 Incorrect authentication data ([email protected] )
2026-06-10 20:21:57 plain authenticator failed for (localhost) [47.254.39.239]: 535 Incorrect authentication data ([email protected] )
2026-06-10 20:21:57 plain authenticator failed for (localhost) [47.254.39.239]: 535 Incorrect authentication data ([email protected] )
2026-06-10 20:41:13 plain authenticator failed for (localhost) [47.254.39.239]: 535 Incorrect authentication data ([email protected] )
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Port Scan
Anonymous
2026-06-11 02:31:57
(3 weeks ago)
10x Postfix SASL LOGIN authentication failed
Brute-Force