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No reports in the last 60 days
20.203.204.11 has been reported 341
times. The most recent report is from
.
The full history is preserved below and remains searchable. A
0% score reflects the absence of recent activity, but
this is not a guarantee that earlier reports were invalid. Abuse confidence score decays,
naturally, over time, when the abusive activity stops.
This IP address has been reported a total of
341
times from
62 distinct
sources.
20.203.204.11 was first reported on
, and the most recent report was
.
(smtpauth) Failed SMTP AUTH login from 20.203.204.11 (CH/Switzerland/-): 5 in the last 3600 secs; Po ...
show more(smtpauth) Failed SMTP AUTH login from 20.203.204.11 (CH/Switzerland/-): 5 in the last 3600 secs; Ports: *; Direction: inout; Trigger: LF_SMTPAUTH; Logs: 2026-05-19 07:52:02 login authenticator failed for (USER) [20.203.204.11]: 535 Incorrect authentication data ([email protected])
2026-05-19 08:17:51 login authenticator failed for (USER) [20.203.204.11]: 535 Incorrect authentication data ([email protected])
2026-05-19 08:19:11 login authenticator failed for (USER) [20.203.204.11]: 535 Incorrect authentication data ([email protected])
2026-05-19 08:21:25 login authenticator failed for (USER) [20.203.204.11]: 535 Incorrect authentication data ([email protected])
2026-05-19 08:22:37 login authenticator failed for (USER) [20.203.204.11]: 535 Incorrect authentication data ([email protected])
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(smtpauth) Failed SMTP AUTH login from 20.203.204.11 (CH/Switzerland/-): 5 in the last 3600 secs; Po ...
show more(smtpauth) Failed SMTP AUTH login from 20.203.204.11 (CH/Switzerland/-): 5 in the last 3600 secs; Ports: *; Direction: inout; Trigger: LF_SMTPAUTH; Logs: 2026-05-19 07:01:37 login authenticator failed for (USER) [20.203.204.11]: 535 Incorrect authentication data ([email protected])
2026-05-19 07:03:50 login authenticator failed for (USER) [20.203.204.11]: 535 Incorrect authentication data ([email protected])
2026-05-19 07:04:42 login authenticator failed for (USER) [20.203.204.11]: 535 Incorrect authentication data ([email protected])
2026-05-19 07:08:48 login authenticator failed for (USER) [20.203.204.11]: 535 Incorrect authentication data ([email protected])
2026-05-19 07:14:19 login authenticator failed for (USER) [20.203.204.11]: 535 Incorrect authentication data ([email protected])
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(smtpauth) Failed SMTP AUTH login from 20.203.204.11 (CH/Switzerland/-): 5 in the last 3600 secs; Po ...
show more(smtpauth) Failed SMTP AUTH login from 20.203.204.11 (CH/Switzerland/-): 5 in the last 3600 secs; Ports: *; Direction: inout; Trigger: LF_SMTPAUTH; Logs: 2026-05-19 06:13:56 login authenticator failed for (USER) [20.203.204.11]: 535 Incorrect authentication data ([email protected])
2026-05-19 06:19:27 login authenticator failed for (USER) [20.203.204.11]: 535 Incorrect authentication data ([email protected])
2026-05-19 06:25:10 login authenticator failed for (USER) [20.203.204.11]: 535 Incorrect authentication data ([email protected])
2026-05-19 06:25:50 login authenticator failed for (USER) [20.203.204.11]: 535 Incorrect authentication data ([email protected])
2026-05-19 06:36:34 login authenticator failed for (USER) [20.203.204.11]: 535 Incorrect authentication data ([email protected])
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(smtpauth) Failed SMTP AUTH login from 20.203.204.11 (CH/Switzerland/-): 5 in the last 3600 secs; Po ...
show more(smtpauth) Failed SMTP AUTH login from 20.203.204.11 (CH/Switzerland/-): 5 in the last 3600 secs; Ports: *; Direction: inout; Trigger: LF_SMTPAUTH; Logs: 2026-05-19 05:38:56 login authenticator failed for (USER) [20.203.204.11]: 535 Incorrect authentication data ([email protected])
2026-05-19 05:40:01 login authenticator failed for (USER) [20.203.204.11]: 535 Incorrect authentication data ([email protected])
2026-05-19 05:43:18 login authenticator failed for (USER) [20.203.204.11]: 535 Incorrect authentication data ([email protected])
2026-05-19 05:48:02 login authenticator failed for (USER) [20.203.204.11]: 535 Incorrect authentication data ([email protected])
2026-05-19 05:52:49 login authenticator failed for (USER) [20.203.204.11]: 535 Incorrect authentication data ([email protected])
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(smtpauth) Failed SMTP AUTH login from 20.203.204.11 (CH/Switzerland/-): 5 in the last 3600 secs; Po ...
show more(smtpauth) Failed SMTP AUTH login from 20.203.204.11 (CH/Switzerland/-): 5 in the last 3600 secs; Ports: *; Direction: inout; Trigger: LF_SMTPAUTH; Logs: 2026-05-19 04:44:38 login authenticator failed for (USER) [20.203.204.11]: 535 Incorrect authentication data ([email protected])
2026-05-19 05:02:25 login authenticator failed for (USER) [20.203.204.11]: 535 Incorrect authentication data ([email protected])
2026-05-19 05:07:24 login authenticator failed for (USER) [20.203.204.11]: 535 Incorrect authentication data ([email protected])
2026-05-19 05:09:01 login authenticator failed for (USER) [20.203.204.11]: 535 Incorrect authentication data ([email protected])
2026-05-19 05:09:08 login authenticator failed for (USER) [20.203.204.11]: 535 Incorrect authentication data ([email protected])
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