This IP address has been reported a total of
12
times from
12 distinct
sources.
172.104.166.68 was first reported on
, and the most recent report was
.
In the last 60 days, the top reporter locations were:
Brazil
with 2
reports;
Finland
with 2
reports;
Netherlands
with 2
reports.
The most common categories in these recent reports were:
Brute-Force
10
times;
Email Spam
2
times;
Hacking
1
time;
Web App Attack
1
time;
Port Scan
1
time.
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.
Suspicious activity detected from IP 172.104.166.68 based on mailserver logs.
Sample logs:
2026-10-0 ...
show moreSuspicious activity detected from IP 172.104.166.68 based on mailserver logs.
Sample logs:
2026-10-06 20:39:57,293 INFO [ImapServer-28861] [ip=172.16.0.182;oip=172.104.166.68;via=172.16.0.182(nginx/1.24.0);ua=Zimbra/24.9.7_ZEXTRAS_202410;cid=31605;] imap - LOGIN elapsed=2 (NIO)
2026-10-06 20:40:10,466 INFO [ImapServer-28861] [ip=172.16.0.182;cid=31606;oip=172.104.166.68;via=172.16.0.182(nginx/1.24.0);ua=Zimbra/24.9.7_ZEXTRAS_202410;] imap - ID elapsed=0 (NIO)
2026-10-06 20:40:10,470 INFO [ImapServer-28861] [ip=172.16.0.182;oip=172.104.166.68;via=172.16.0.182(nginx/1.24.0);ua=Zimbra/24.9.7_ZEXTRAS_202410;cid=31606;] imap - authentication failed for [**] (LDAP error: - unable to ldap authenticate: invalid credentials)
2026-10-06 20:40:10,470 INFO [ImapServer-28861] [ip=172.16.0.182;oip=172.104.166.68;via=172.16.0.182(nginx/1.24.0);ua=Zimbra/24.9.7_ZEXTRAS_202410;cid=31606;] account - Error occurred during authentication: authentication failed for [**]. Reason: LDAP error: - unable
show less
Brute-Force
Showing 1 to
12
of 12 reports
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