This IP address has been reported a total of
394
times from
128 distinct
sources.
83.131.12.83 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.
(smtpauth) Failed SMTP AUTH login from 83.131.12.83: 1 in the last 86400 secs; Ports: *; Direction: ...
show more(smtpauth) Failed SMTP AUTH login from 83.131.12.83: 1 in the last 86400 secs; Ports: *; Direction: inout; Trigger: LF_TRIGGER; Logs: 2026-06-13 22:25:03 dovecot_login authenticator failed for H=83-131-12-83.adsl.net.t-com.hr ([128.185.101.201]) [83.131.12.83]:58166: 535 Incorrect authentication data (set_id=mailer-daemon)
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(smtpauth) Failed SMTP AUTH login from 83.131.12.83: 1 in the last 86400 secs; Ports: *; Direction: ...
show more(smtpauth) Failed SMTP AUTH login from 83.131.12.83: 1 in the last 86400 secs; Ports: *; Direction: inout; Trigger: LF_TRIGGER; Logs: 2026-06-13 12:26:19 dovecot_login authenticator failed for H=83-131-12-83.adsl.net.t-com.hr (mx-ll-171.7.42-18.dynamic.3bb.in.th) [83.131.12.83]:45838: 535 Incorrect authentication data (set_id=e.reservations)
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(smtpauth) Failed SMTP AUTH login from 83.131.12.83 (HR/Croatia/83-131-12-83.adsl.net.t-com.hr): 2 i ...
show more(smtpauth) Failed SMTP AUTH login from 83.131.12.83 (HR/Croatia/83-131-12-83.adsl.net.t-com.hr): 2 in the last 3600 secs; Ports: *; Direction: inout; Trigger: LF_SMTPAUTH; Logs: 2026-06-12 09:11:41 login authenticator failed for H=83-131-12-83.adsl.net.t-com.hr ([49.124.152.22]) [83.131.12.83]: 535 Incorrect authentication data ([email protected])
2026-06-12 09:42:08 login authenticator failed for H=83-131-12-83.adsl.net.t-com.hr ([98.181.137.69]) [83.131.12.83]: 535 Incorrect authentication data ([email protected])
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Port Scan
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