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AbuseIPDB » 125.129.127.204

125.129.127.204 was found in our database!

This IP was reported 164 times. Confidence of Abuse is 100%: ?

100%

ISP	Korea Telecom
Usage Type	Fixed Line ISP
ASN	AS4766
Domain Name	kt.com
Country	🇰🇷 Korea (the Republic of)
City	Seoul, Seoul

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

Report 125.129.127.204

Whois 125.129.127.204

IP Abuse Reports for 125.129.127.204:

This IP address has been reported a total of 164 times from 105 distinct sources. 125.129.127.204 was first reported on July 11th 2026, and the most recent report was 4 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
🇩🇪 Ilop	2026-07-22 14:25:57 (4 minutes ago)	2026-07-22T14:25:33.268991mail.il.tc postfix/smtpd[31771]: warning: unknown[125.129.127.204]: SASL L ... show more 2026-07-22T14:25:33.268991mail.il.tc postfix/smtpd[31771]: warning: unknown[125.129.127.204]: SASL LOGIN authentication failed: UGFzc3dvcmQ6 2026-07-22T14:25:57.162081mail.il.tc postfix/smtpd[31771]: warning: unknown[125.129.127.204]: SASL LOGIN authentication failed: UGFzc3dvcmQ6 ... show less	Email Spam Brute-Force
🇩🇪 FeG Deutschland	2026-07-22 10:08:03 (4 hours ago)	Mail: - login with unknown user - bruteforce	Brute-Force
🇦🇺 brocococonut	2026-07-22 09:41:50 (4 hours ago)	2026-07-22 13:28:51 dovecot_login authenticator failed for ([117.158.160.42]) [125.129.127.204]: 535 ... show more 2026-07-22 13:28:51 dovecot_login authenticator failed for ([117.158.160.42]) [125.129.127.204]: 535 Incorrect authentication data ([email protected]) 2026-07-22 13:28:51 dovecot_login authenticator failed for ([117.158.160.42]) [125.129.127.204]: 535 Incorrect authentication data ([email protected]) 2026-07-22 18:21:38 dovecot_login authenticator failed for ([201.91.242.197]) [125.129.127.204]: 535 Incorrect authentication data (set_id=cleaning) 2026-07-22 18:21:38 dovecot_login authenticator failed for ([201.91.242.197]) [125.129.127.204]: 535 Incorrect authentication data (set_id=cleaning) 2026-07-22 19:41:50 dovecot_login authenticator failed for ([175.213.137.209]) [125.129.127.204]: 535 Incorrect authentication data (set_id=cleaning) ... show less	Brute-Force
🇩🇪 Paul Smith	2026-07-22 09:01:33 (5 hours ago)	Email Auth Brute force attack 1/1 in last day	Brute-Force
🇬🇧 openstrike.co.uk	2026-07-22 08:04:04 (6 hours ago)	7 packets to port 25	Brute-Force
Anonymous	2026-07-22 05:05:47 (9 hours ago)		Brute-Force Email Spam
🇫🇷 Provost-info	2026-07-22 01:43:23 (12 hours ago)	mail server - multiple authentication attempt with unknown username or bad password	Brute-Force Spoofing
Anonymous	2026-07-21 23:29:15 (15 hours ago)	This IP was detected by CrowdSec triggering local/postfix-sasl-no-ptr-ban	Email Spam Brute-Force
🇬🇷 setupgr	2026-07-21 23:28:25 (15 hours ago)	125.129.127.204 (KR/South Korea/Seoul/Haengdang-dong/-/[AS4766 KIXS-AS-KR Korea Telecom]), 2 distrib ... show more 125.129.127.204 (KR/South Korea/Seoul/Haengdang-dong/-/[AS4766 KIXS-AS-KR Korea Telecom]), 2 distributed smtpauth attacks on account [[email protected]] in the last 86400 secs; Ports: *; Direction: inout; Trigger: LF_DISTATTACK; Logs: 2026-07-22 02:28:22 dovecot_login authenticator failed for H=([101.13.5.50]) [118.122.196.230]:58778: 535 Incorrect authentication data ([email protected]) 2026-07-22 01:52:59 dovecot_login authenticator failed for H=(209.66.246.220.static.netvigator.com) [125.129.127.204]:57740: 535 Incorrect authentication data ([email protected]) IP Addresses Blocked: 118.122.196.230 (CN/China/Sichuan/Chengdu/-/[AS4134 CHINANET-BACKBONE No.31,Jin-rong Street]) show less	Port Scan
🇬🇷 setupgr	2026-07-21 22:53:02 (15 hours ago)	(smtpauth) Failed SMTP AUTH login from 125.129.127.204 (KR/South Korea/Seoul/Haengdang-dong/-/[AS476 ... show more (smtpauth) Failed SMTP AUTH login from 125.129.127.204 (KR/South Korea/Seoul/Haengdang-dong/-/[AS4766 KIXS-AS-KR Korea Telecom]): 1 in the last 86400 secs; Ports: *; Direction: inout; Trigger: LF_SMTPAUTH; Logs: 2026-07-22 01:52:59 dovecot_login authenticator failed for H=(209.66.246.220.static.netvigator.com) [125.129.127.204]:57740: 535 Incorrect authentication data ([email protected]) show less	Port Scan
🇬🇧 Bytemark	2026-07-21 20:47:42 (17 hours ago)	Jul 21 21:47:41 lnx1 postfix/smtps/smtpd[1392168]: warning: unknown[125.129.127.204]: SASL LOGIN aut ... show more Jul 21 21:47:41 lnx1 postfix/smtps/smtpd[1392168]: warning: unknown[125.129.127.204]: SASL LOGIN authentication failed: (reason unavailable), sasl_username=support show less	Email Spam Spoofing Exploited Host
🇫🇷 smtp.com.es	2026-07-21 18:23:42 (20 hours ago)	Brute force attempt.	Brute-Force Email Spam
🇦🇺 brocococonut	2026-07-21 14:04:24 (1 day ago)	2026-07-21 18:52:16 dovecot_login authenticator failed for ([183.171.41.105]) [125.129.127.204]: 535 ... show more 2026-07-21 18:52:16 dovecot_login authenticator failed for ([183.171.41.105]) [125.129.127.204]: 535 Incorrect authentication data ([email protected]) 2026-07-21 18:52:16 dovecot_login authenticator failed for ([183.171.41.105]) [125.129.127.204]: 535 Incorrect authentication data ([email protected]) 2026-07-21 08:09:12 dovecot_login authenticator failed for (nsg-corporate-113.199.185.122.airtel.in) [125.129.127.204]: 535 Incorrect authentication data ([email protected]) 2026-07-21 10:59:29 dovecot_login authenticator failed for ([49.124.147.253]) [125.129.127.204]: 535 Incorrect authentication data (set_id=info) 2026-07-21 18:52:16 dovecot_login authenticator failed for ([183.171.41.105]) [125.129.127.204]: 535 Incorrect authentication data ([email protected]) ... show less	Brute-Force
🇩🇪 FeG Deutschland	2026-07-21 08:52:03 (1 day ago)	Mail: - login with unknown user - bruteforce	Brute-Force
🇩🇪 Paul Smith	2026-07-21 07:59:55 (1 day ago)	Email Auth Brute force attack 1/1 in last day	Brute-Force

Showing 1 to 15 of 164 reports

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