This IP address has been reported a total of
10
times from
9 distinct
sources.
39.87.22.149 was first reported on
October 26th 2026 , and the most recent report was
13 hours ago Italy
with 3
reports;
Brazil
with 1
report;
Colombia
with 1
report.
The most common categories in these recent reports were:
Brute-Force
10
times;
Exploited Host
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.
Reporter
IoA Timestamp (UTC)
Comment
Categories
2026-10-27 18:15:02
(13 hours ago)
Brute Force User Attack SMTP
Brute-Force
🇧🇷
ICS Labs
2026-10-27 18:08:40
(13 hours ago)
ICS Labs threat intelligence (ICS Feeds): Brute-Force. Last observed 2026-10-27 UTC.
Brute-Force
2026-10-27 16:31:14
(14 hours ago)
Failed login attempt detected by Fail2Ban in plesk-postfix jail
Brute-Force
🇮🇹
CoreTech srl
2026-10-27 04:52:33
(1 day ago)
"SMTP Login failed": count(IP)=14.0mail3-dc1 05:47:23.486 [101.250.67.14] SMTP Login failed: Incorre ...
show more
"SMTP Login failed": count(IP)=14.0mail3-dc1 05:47:23.486 [101.250.67.14] SMTP Login failed: Incorrect password for user [[email protected] ]mail3-dc1 05:47:23.486 [101.250.67.14] SMTP Login failed: Username or password is incorrect.Smartermail 05:47:30.367 [87.123.31.134] SMTP Login failed: Domain [tecnoplastica-valt.com] not foundSmartermail 05:47:30.367 [87.123.31.134] SMTP Login failed: Username or password is incorrect.mail3-dc1 05:47:34.599 [182.31.22.41] SMTP Login failed: Incorrect email address [produzione]mail3-dc1 05:47:34.599 [182.31.22.41] SMTP Login failed: Username or password is incorrect.Smartermail 05:47:34.677 [39.87.22.149] SMTP Login failed: Domain [federacciai.it] not foundSmartermail 05:47:34.677 [39.87.22.149] SMTP Login failed: Username or password is incorrect.Smartermail 05:47:37.786 [83.219.198.230] SMTP Login failed: Incorrect email address [melaniestellmacher]
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Brute-Force
2026-10-27 03:30:23
(1 day ago)
6x Postfix SASL LOGIN authentication failed
Brute-Force
🇸🇮
basing
2026-10-27 03:10:17
(1 day ago)
2026-10-27 04:10:17 bs SASL PLAIN auth failed: rhost=39.87.22.149...
Brute-Force
🇮🇹
CoreTech srl
2026-10-26 23:52:32
(1 day ago)
"SMTP Login failed": count(IP)=24.0Smartermail 00:47:49.432 [39.44.108.117] SMTP Login failed: Domai ...
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"SMTP Login failed": count(IP)=24.0Smartermail 00:47:49.432 [39.44.108.117] SMTP Login failed: Domain [gsm-italia.it] not foundSmartermail 00:47:49.432 [39.44.108.117] SMTP Login failed: Username or password is incorrect.Smartermail 00:47:54.219 [156.17.185.100] SMTP Login failed: Incorrect email address [cturci]Smartermail 00:47:54.219 [156.17.185.100] SMTP Login failed: Username or password is incorrect.Smartermail 00:48:31.234 [182.69.228.131] SMTP Login failed: Username or password is incorrect.Smartermail 00:48:31.234 [182.69.228.131] SMTP Login failed: Domain [midifendo.it] not foundSmartermail 00:48:36.320 [39.87.22.149] SMTP Login failed: Incorrect email address [clienti.amazon]Smartermail 00:48:36.320 [39.87.22.149] SMTP Login failed: Username or password is incorrect.MAIL4-new 00:49:17.032 [105.208.82.103] SMTP Login failed: Incorrect password for user [[email protected] ]
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Brute-Force
🇭🇺
Lacika555
2026-10-26 20:10:42
(1 day ago)
RdpGuard detected brute-force attempt on SMTP
Brute-Force
🇮🇹
VHosting
2026-10-26 18:40:05
(1 day ago)
Detected mail brute force attack from different servers
Brute-Force
2026-10-26 07:05:40
(2 days ago)
SMTP brute force - auth failed
Brute-Force
Exploited Host
Showing 1 to
10
of 10 reports
