This IP address has been reported a total of
210
times from
132 distinct
sources.
155.4.199.210 was first reported on
, and the most recent report was
.
In the last 60 days, the top reporter locations were:
Germany
with 51
reports;
France
with 23
reports;
United States of America
with 23
reports.
The most common categories in these recent reports were:
Brute-Force
186
times;
Email Spam
28
times;
Hacking
18
times;
Port Scan
17
times;
SSH
16
times;
Other
26
times.
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.
155.4.199.210 (SE/Sweden/-/-/-/[AS8473 Bahnhof AB]), 2 distributed smtpauth attacks on account [info ...
show more155.4.199.210 (SE/Sweden/-/-/-/[AS8473 Bahnhof AB]), 2 distributed smtpauth attacks on account [[email protected]] in the last 86400 secs; Ports: *; Direction: inout; Trigger: LF_DISTATTACK; Logs: 2026-10-07 11:17:08 dovecot_login authenticator failed for H=(wsip-174-68-47-164.lv.lv.cox.net) [183.104.242.82]:47475: 535 Incorrect authentication data ([email protected])
2026-10-07 11:02:04 dovecot_login authenticator failed for H=h-155-4-199-210.a1964.priv.bahnhof.se ([82.96.32.42]) [155.4.199.210]:41848: 535 Incorrect authentication data ([email protected])
IP Addresses Blocked:
183.104.242.82 (KR/South Korea/Gyeongsangnam-do/Hadong/-/[AS4766 Korea Telecom])
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(smtpauth) Failed SMTP AUTH login from 155.4.199.210 (SE/Sweden/-/-/-/[AS8473 Bahnhof AB]): 1 in the ...
show more(smtpauth) Failed SMTP AUTH login from 155.4.199.210 (SE/Sweden/-/-/-/[AS8473 Bahnhof AB]): 1 in the last 86400 secs; Ports: *; Direction: inout; Trigger: LF_SMTPAUTH; Logs: 2026-10-07 11:02:04 dovecot_login authenticator failed for H=h-155-4-199-210.a1964.priv.bahnhof.se ([82.96.32.42]) [155.4.199.210]:41848: 535 Incorrect authentication data ([email protected])
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Oct 7 08:32:34 digico postfix/submission/smtpd[2885260]: warning: h-155-4-199-210.A1964.priv.bahnho ...
show moreOct 7 08:32:34 digico postfix/submission/smtpd[2885260]: warning: h-155-4-199-210.A1964.priv.bahnhof.se[155.4.199.210]: SASL LOGIN authentication failed: (reason unavailable), [email protected]
Oct 7 08:32:34 digico postfix/submission/smtpd[2885260]: lost connection after AUTH from h-155-4-199-210.A1964.priv.bahnhof.se[155.4.199.210]
Oct 7 08:32:34 digico postfix/submission/smtpd[2885260]: disconnect from h-155-4-199-210.A1964.priv.bahnhof.se[155.4.199.210] ehlo=2 starttls=1 auth=0/1 commands=3/4
...
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Automated report from fail2ban on mail.fitzgerald.eu. Jail: dovecot. First seen: 2026-10-06 20:00:16 ...
show moreAutomated report from fail2ban on mail.fitzgerald.eu. Jail: dovecot. First seen: 2026-10-06 20:00:16. Events: 1. Reported by ipdb-security/fitzgerald.eu
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Brute-Force
Anonymous
2026-10-07T03:01:54.111508 biopolis.pcconsultant.it postfix/smtpd[1283188]: warning: h-155-4-199-210 ...
show more2026-10-07T03:01:54.111508 biopolis.pcconsultant.it postfix/smtpd[1283188]: warning: h-155-4-199-210.A1964.priv.bahnhof.se[155.4.199.210]: SASL LOGIN authentication failed: authentication failure, sasl_username=ade
...
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