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AbuseIPDB » 5.139.228.133

5.139.228.133 was found in our database!

This IP was reported 11 times. Confidence of Abuse is 53%: ?

53%

ISP	OJSC Rostelecom Macroregional Branch South
Usage Type	Fixed Line ISP
ASN	AS12389
Domain Name	rt.ru
Country	🇷🇺 Russian Federation
City	Krasnodar, Krasnodar Krai

IP info including ISP, Usage Type, and Location provided by IPInfo. Updated weekly.

Report 5.139.228.133

Whois 5.139.228.133

IP Abuse Reports for 5.139.228.133:

This IP address has been reported a total of 11 times from 9 distinct sources. 5.139.228.133 was first reported on August 20th 2024, and the most recent report was 2 hours ago.

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
🇨🇿 lp	2026-10-27 15:15:58 (2 hours ago)	Email account brute force: 1 attempts were recorded from 5.139.228.133 2026-10-27T15:50:54+0100 warn ... show more Email account brute force: 1 attempts were recorded from 5.139.228.133 2026-10-27T15:50:54+0100 warning: unknown[5.139.228.133]: SASL authentication failed show less	Brute-Force
🇸🇪 triplecode	2026-10-27 12:04:55 (5 hours ago)	Reported from hMailServer	Hacking
Anonymous	2026-10-27 08:23:15 (9 hours ago)	This IP was detected by CrowdSec triggering local/postfix-sasl-no-ptr-ban	Email Spam Brute-Force
🇮🇹 CoreTech srl	2026-10-27 00:27:33 (17 hours ago)	"SMTP Login failed": count(IP)=26.0MX1-DC2 01:22:50.882 [151.25.19.114] SMTP Login failed: Username ... show more "SMTP Login failed": count(IP)=26.0MX1-DC2 01:22:50.882 [151.25.19.114] SMTP Login failed: Username or password is incorrect.MX1-DC2 01:22:50.882 [151.25.19.114] SMTP Login failed: Domain [ideaformat.it] not foundMX1-DC2 01:22:59.717 [5.139.228.133] SMTP Login failed: Incorrect email address [info]MX1-DC2 01:22:59.717 [5.139.228.133] SMTP Login failed: Username or password is incorrect.is-674f2577 01:23:46.148 [91.92.241.79] SMTP Login failed: User [erica] not foundis-674f2577 01:23:46.148 [91.92.241.79] SMTP Login failed: Username or password is incorrect.Smartermail 01:23:57.270 [117.81.145.2] SMTP Login failed: User [bonifacino.michele] not foundSmartermail 01:23:57.270 [117.81.145.2] SMTP Login failed: Username or password is incorrect.Smartermail 01:24:14.937 [37.46.18.179] SMTP Login failed: Domain [valentina96.it] not found show less	Brute-Force
🇳🇱 maxxsense	2026-10-26 22:25:25 (19 hours ago)	(postfix-unknown) Failed postfix unknown login with username [redacted] from 5.139.228.133 (RU/Russi ... show more (postfix-unknown) Failed postfix unknown login with username [redacted] from 5.139.228.133 (RU/Russia/-) show less	Hacking
🇮🇹 CoreTech srl	2026-10-26 16:47:35 (1 day ago)	"SMTP Login failed": count(IP)=16.0MX1-DC2 17:42:46.265 [68.225.58.251] SMTP Login failed: Domain [i ... show more "SMTP Login failed": count(IP)=16.0MX1-DC2 17:42:46.265 [68.225.58.251] SMTP Login failed: Domain [italzama.it] not foundMX1-DC2 17:42:46.265 [68.225.58.251] SMTP Login failed: Username or password is incorrect.MX1-DC2 17:42:50.559 [5.139.228.133] SMTP Login failed: Incorrect email address [susanna.bighi]MX1-DC2 17:42:50.559 [5.139.228.133] SMTP Login failed: Username or password is incorrect.Smartermail 17:43:51.648 [170.52.104.206] SMTP Login failed: Username or password is incorrect.Smartermail 17:43:51.648 [170.52.104.206] SMTP Login failed: Domain [cbm-srl.com] not foundSmartermail 17:43:55.541 [182.177.231.143] SMTP Login failed: Incorrect email address [q32wrf1t]Smartermail 17:43:55.541 [182.177.231.143] SMTP Login failed: Username or password is incorrect.Smartermail 17:45:01.258 [37.163.161.35] SMTP Login failed: Domain [gierrehome.com] not found show less	Brute-Force
🇨🇿 lp	2026-10-26 16:16:19 (1 day ago)	Email account brute force: 1 attempts were recorded from 5.139.228.133 2026-10-26T16:53:44+0100 warn ... show more Email account brute force: 1 attempts were recorded from 5.139.228.133 2026-10-26T16:53:44+0100 warning: unknown[5.139.228.133]: SASL authentication failed show less	Brute-Force
🇮🇹 VHosting	2026-10-26 16:05:04 (1 day ago)	Detected mail brute force attack from different servers	Brute-Force
🇩🇪 EGP Abuse Dept	2026-10-26 10:09:47 (1 day ago)	SMTP AUTH attack	Brute-Force
🇺🇸 鬼影233	2026-09-29 07:00:44 (4 weeks ago)	Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/145.0.0.0 Sa ... show more Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/145.0.0.0 Safari/537.36 Edg/145.0.0.0 show less	Bad Web Bot
Anonymous	2024-08-20 07:09:36 (2 years ago)	Unauthorized connection attempt	Port Scan Hacking Exploited Host

Showing 1 to 11 of 11 reports

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