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AbuseIPDB » 123.13.67.136

123.13.67.136 was found in our database!

This IP was reported 103 times. Confidence of Abuse is 100%: ?

100%

ISP	China Unicom Henan province network
Usage Type	Fixed Line ISP
ASN	AS4837
Hostname(s)	hn.kd.ny.adsl
Domain Name	chinaunicom.cn
Country	🇨🇳 China
City	Zhengzhou, Henan

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

Report 123.13.67.136

Whois 123.13.67.136

IP Abuse Reports for 123.13.67.136:

This IP address has been reported a total of 103 times from 73 distinct sources. 123.13.67.136 was first reported on July 7th 2026, and the most recent report was 5 minutes 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
🇩🇪 FeG Deutschland	2026-07-09 20:42:03 (5 minutes ago)	Mail: - login with unknown user - bruteforce	Brute-Force
Anonymous	2026-07-09 20:28:23 (19 minutes ago)	2026-07-09T22:28:21.636351+02:00 host postfix/smtpd[1430776]: warning: unknown[123.13.67.136]: SASL ... show more 2026-07-09T22:28:21.636351+02:00 host postfix/smtpd[1430776]: warning: unknown[123.13.67.136]: SASL LOGIN authentication failed: authentication failure, [email protected] 2026-07-09T22:28:22.679441+02:00 host postfix/smtpd[1430776]: lost connection after AUTH from unknown[123.13.67.136] ... show less	Brute-Force
🇹🇷 ferique	2026-07-09 20:18:11 (29 minutes ago)	Real-time Intercept: SMTP attack. Reference: 2026-07-09 23:17:58.4415 Login failure: 123.13.67.136 ... show more Real-time Intercept: SMTP attack. Reference: 2026-07-09 23:17:58.4415 Login failure: 123.13.67.136 SMTP show less	Brute-Force Email Spam
🇬🇧 stom	2026-07-09 19:40:33 (1 hour ago)	2026-07-09T19:40:30.169767ls2.tom2.co.uk postfix/smtpd[14130]: warning: unknown[123.13.67.136]: SASL ... show more 2026-07-09T19:40:30.169767ls2.tom2.co.uk postfix/smtpd[14130]: warning: unknown[123.13.67.136]: SASL LOGIN authentication failed: authentication failure ... show less	Brute-Force Email Spam
🇺🇸 interbiznw.com	2026-07-09 18:17:38 (2 hours ago)	smtp-bruteforce	Port Scan Hacking Spoofing Brute-Force Exploited Host
🇨🇿 sajmon0011	2026-07-09 17:39:37 (3 hours ago)	2026-07-09T19:39:36.788622 server1.sajmon0011.cz auth[25752]: pam_unix(dovecot:auth): authentication ... show more 2026-07-09T19:39:36.788622 server1.sajmon0011.cz auth[25752]: pam_unix(dovecot:auth): authentication failure; logname= uid=0 euid=0 tty=dovecot ruser=marketing rhost=123.13.67.136 ... show less	Brute-Force
🇩🇪 MarkGGN	2026-07-09 16:24:40 (4 hours ago)	SMTP Bruteforce. 2026-07-09T18:24:37.596612+02:00 . postfix/smtpd[2385098]: warning: unknown[123.1 ... show more SMTP Bruteforce. 2026-07-09T18:24:37.596612+02:00 . postfix/smtpd[2385098]: warning: unknown[123.13.67.136]: SASL LOGIN authentication failed: authentication failure, sasl_username=webmaster 2026-07-09T18:24:39.264617+02:00 . postfix/smtpd[2385098]: disconnect from unknown[123.13.67.136] ehlo=2 starttls=1 auth=0/1 commands=3/4 show less	Brute-Force
🇺🇸 MSchienle	2026-07-09 15:53:02 (4 hours ago)	Jul 09 10:51:04 customvisuals postfix/smtpd[1070]: warning: unknown[123.13.67.136]: SASL LOGIN authe ... show more Jul 09 10:51:04 customvisuals postfix/smtpd[1070]: warning: unknown[123.13.67.136]: SASL LOGIN authentication failed: UGFzc3dvcmQ6 show less	Email Spam
🇩🇪 Paul Smith	2026-07-09 13:03:47 (7 hours ago)	Email Auth Brute force attack 11/11 in last day	Brute-Force
Anonymous	2026-07-09 12:43:20 (8 hours ago)	2026-07-08 13:48:23,882 INFO [qtp1489092624-1029:smtp://m.nims.edu.gh:7073/service/admin/soap/] [na ... show more 2026-07-08 13:48:23,882 INFO [qtp1489092624-1029:smtp://m.nims.edu.gh:7073/service/admin/soap/] [[email protected];oip=123.13.67.136;oport=25067;oproto=smtp;soapId=278de953;] SoapEngine - handler exception: authentication failed for [[email protected]], invalid password 2026-07-09 11:17:05,269 INFO [qtp1489092624-2435:smtp://m.nims.edu.gh:7073/service/admin/soap/] [oip=123.13.67.136;oport=24574;oproto=smtp;soapId=278dee65;] account - Error occurred during authentication: authentication failed for [beauty_shea]. Reason: account not found. 2026-07-09 11:17:05,269 INFO [qtp1489092624-2435:smtp://m.nims.edu.gh:7073/service/admin/soap/] [oip=123.13.67.136;oport=24574;oproto=smtp;soapId=278dee65;] SoapEngine - handler exception: authentication failed for [beauty_shea], account not found 2026-07-09 12:43:18,718 INFO [qtp1489092624-2523:smtp://m.nims.edu.gh:7073/service/admin/soap/] [[email protected];oip=123.13.67.136;oport=25099;oproto=smtp;soapId=278def12;] account - Error occ ... show less	Brute-Force Web App Attack
🇭🇺 Lacika555	2026-07-09 12:04:17 (8 hours ago)	RdpGuard detected brute-force attempt on SMTP	Brute-Force
🇵🇱 TheWojtek	2026-07-09 11:57:56 (8 hours ago)	Jul 9 13:57:55 hq postfix/submission/smtpd[3130862]: warning: unknown[123.13.67.136]: SASL LOGIN au ... show more Jul 9 13:57:55 hq postfix/submission/smtpd[3130862]: warning: unknown[123.13.67.136]: SASL LOGIN authentication failed: UGFzc3dvcmQ6 ... show less	Brute-Force
🇩🇪 kreativstrecke	2026-07-09 11:06:16 (9 hours ago)	2026-07-09T13:06:15.291186+02:00 srv03 postfix/submission/smtpd[3055519]: warning: unknown[123.13.67 ... show more 2026-07-09T13:06:15.291186+02:00 srv03 postfix/submission/smtpd[3055519]: warning: unknown[123.13.67.136]: SASL LOGIN authentication failed: (reason unavailable), [email protected] ... show less	Brute-Force
Anonymous	2026-07-09 10:54:28 (9 hours ago)	IMAP password guessing	Brute-Force
🇩🇪 mnpx	2026-07-09 10:35:30 (10 hours ago)	SMTP brute forcing (2× over 7h:17m); first seen here 2026-07-07T12:44Z	Brute-Force

Showing 1 to 15 of 103 reports

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