This IP address has been reported a total of
43
times from
31 distinct
sources.
158.140.170.55 was first reported on
, and the most recent report was
.
Recent Reports:
We have received reports of abusive activity from this IP address within the last week. It is
potentially still actively engaged in abusive activities.
Event: Unauthorized Port Probe
Target: TCP/1433 (MSSQL)
Observed: 2026-09-11 05:13:17 UTC
Evidence: ...
show moreEvent: Unauthorized Port Probe
Target: TCP/1433 (MSSQL)
Observed: 2026-09-11 05:13:17 UTC
Evidence: SRC=158.140.170.55 PROTO=TCP DPT=1433
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Email account brute force: 1 attempts were recorded from 158.140.170.55
2026-09-09T09:35:22+02:00 wa ...
show moreEmail account brute force: 1 attempts were recorded from 158.140.170.55
2026-09-09T09:35:22+02:00 warning: unknown[158.140.170.55]: SASL PLAIN authentication failed: authentication failure, [email protected]show less
(postfix-unknown) Failed postfix unknown login with username [redacted] from 158.140.170.55 (ID/Indo ...
show more(postfix-unknown) Failed postfix unknown login with username [redacted] from 158.140.170.55 (ID/Indonesia/host-158.140.170-55.myrepublic.co.id)
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Email account brute force: 1 attempts were recorded from 158.140.170.55
2026-09-09T01:16:27+02:00 wa ...
show moreEmail account brute force: 1 attempts were recorded from 158.140.170.55
2026-09-09T01:16:27+02:00 warning: unknown[158.140.170.55]: SASL PLAIN authentication failed: authentication failure, [email protected]show less
is-65b7aeb8 00:18:00.754 [195.182.211.98] SMTP Login failed: Username or password is incorrect.is-65 ...
show moreis-65b7aeb8 00:18:00.754 [195.182.211.98] SMTP Login failed: Username or password is incorrect.is-65b7aeb8 00:18:00.754 [195.182.211.98] SMTP Login failed: User [jsystem.gaitrasporti] not foundis-65b7aeb8 00:19:04.378 [5.89.229.42] SMTP Login failed: Incorrect password for user [[email protected]]is-65b7aeb8 00:19:04.378 [5.89.229.42] SMTP Login failed: Username or password is incorrect.Smartermail 00:20:05.205 [159.253.98.81] SMTP Login failed: User [deltasat.teklog] not foundSmartermail 00:20:05.205 [159.253.98.81] SMTP Login failed: Username or password is incorrect.is-6411d9d7 00:21:35.634 [67.206.213.202] SMTP Login failed: User [stlibbra] not foundis-6411d9d7 00:21:35.634 [67.206.213.202] SMTP Login failed: Username or password is incorrect.mail3-dc1 00:21:36.402 [158.140.170.55] SMTP Login failed: Incorrect password for user [[email protected]]mail3-dc1 00:21:36.402 [158.140.170.55] SMTP Login failed: Username or password is incorrect.
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Auto-blocked by Seczar SecureOps โ Database Service Brute Force (8 events in 5min) at 2026-09-08 14: ...
show moreAuto-blocked by Seczar SecureOps โ Database Service Brute Force (8 events in 5min) at 2026-09-08 14:19
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[rede-arem1] 09/07/2026-23:44:24.121489, 158.140.170.55, Protocol: 6, ET SCAN Suspicious inbound to ...
show more[rede-arem1] 09/07/2026-23:44:24.121489, 158.140.170.55, Protocol: 6, ET SCAN Suspicious inbound to MSSQL port 1433
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