JavaScript is disabled. Some features of this site may not work properly. For a smoother experience, please enable JavaScript in your browser settings.

AbuseIPDB » 121.46.239.201

121.46.239.201 was found in our database!

This IP was reported 123 times. Confidence of Abuse is 100%: ?

100%

ISP	shanghai wexchange network technology Co. Ltd.
Usage Type	Fixed Line ISP
ASN	AS4811
Domain Name	wexchange.com.cn
Country	🇨🇳 China
City	Shanghai, Shanghai

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

Report 121.46.239.201

Whois 121.46.239.201

IP Abuse Reports for 121.46.239.201:

This IP address has been reported a total of 123 times from 75 distinct sources. 121.46.239.201 was first reported on July 13th 2026, and the most recent report was 3 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
🇫🇷 Provost-info	2026-07-20 18:40:02 (3 minutes ago)	mail server - multiple authentication attempt with unknown username or bad password	Brute-Force Spoofing
🇩🇪 kkeyser	2026-07-20 16:22:20 (2 hours ago)	warning: unknown[121.46.239.201]: SASL LOGIN authentication failed: authentication failure	Brute-Force
🇦🇺 brocococonut	2026-07-20 14:06:12 (4 hours ago)	2026-07-20 08:06:24 dovecot_login authenticator failed for (kd113158205225.ppp-bb.dion.ne.jp) [121.4 ... show more 2026-07-20 08:06:24 dovecot_login authenticator failed for (kd113158205225.ppp-bb.dion.ne.jp) [121.46.239.201]: 535 Incorrect authentication data (set_id=postmaster) 2026-07-20 10:04:17 dovecot_login authenticator failed for ([222.75.225.206]) [121.46.239.201]: 535 Incorrect authentication data ([email protected]) 2026-07-20 10:11:56 dovecot_login authenticator failed for ([68.71.247.133]) [121.46.239.201]: 535 Incorrect authentication data ([email protected]) 2026-07-20 16:42:22 dovecot_login authenticator failed for ([175.207.246.3]) [121.46.239.201]: 535 Incorrect authentication data ([email protected]) 2026-07-20 17:12:25 dovecot_login authenticator failed for ([67.201.59.67]) [121.46.239.201]: 535 Incorrect authentication data (set_id=postmaster) ... show less	Brute-Force
🇩🇪 Sparxx	2026-07-20 11:22:30 (7 hours ago)	2026-07-20T13:22:29.486636+02:00 srv postfix/submissions/smtpd[1927113]: warning: unknown[121.46.239 ... show more 2026-07-20T13:22:29.486636+02:00 srv postfix/submissions/smtpd[1927113]: warning: unknown[121.46.239.201]: SASL LOGIN authentication failed: (reason unavailable), sasl_username=tupupe 2026-07-20T13:22:30.165407+02:00 srv postfix/submissions/smtpd[1927113]: lost connection after AUTH from unknown[121.46.239.201] 2026-07-20T13:22:30.165622+02:00 srv postfix/submissions/smtpd[1927113]: disconnect from unknown[121.46.239.201] ehlo=1 auth=0/1 commands=1/2 ... show less	Brute-Force
Anonymous	2026-07-20 09:47:04 (8 hours ago)	...	Brute-Force
🇬🇧 stom	2026-07-20 08:02:27 (10 hours ago)	2026-07-20T08:02:24.568959ls1.tom2.co.uk postfix/smtps/smtpd[2963]: warning: unknown[121.46.239.201] ... show more 2026-07-20T08:02:24.568959ls1.tom2.co.uk postfix/smtps/smtpd[2963]: warning: unknown[121.46.239.201]: SASL LOGIN authentication failed: authentication failure ... show less	Brute-Force Email Spam
🇩🇪 mnpx	2026-07-20 07:14:12 (11 hours ago)	SMTP brute forcing (5× over 8h:03m); first seen here 2026-07-16T18:05Z	Brute-Force
🇦🇺 brocococonut	2026-07-20 07:12:25 (11 hours ago)	2026-07-20 10:11:56 dovecot_login authenticator failed for ([68.71.247.133]) [121.46.239.201]: 535 I ... show more 2026-07-20 10:11:56 dovecot_login authenticator failed for ([68.71.247.133]) [121.46.239.201]: 535 Incorrect authentication data ([email protected]) 2026-07-20 16:42:22 dovecot_login authenticator failed for ([175.207.246.3]) [121.46.239.201]: 535 Incorrect authentication data ([email protected]) 2026-07-20 16:42:22 dovecot_login authenticator failed for ([175.207.246.3]) [121.46.239.201]: 535 Incorrect authentication data ([email protected]) 2026-07-20 17:12:25 dovecot_login authenticator failed for ([67.201.59.67]) [121.46.239.201]: 535 Incorrect authentication data (set_id=postmaster) 2026-07-20 17:12:25 dovecot_login authenticator failed for ([67.201.59.67]) [121.46.239.201]: 535 Incorrect authentication data (set_id=postmaster) ... show less	Brute-Force
🇩🇪 EGP Abuse Dept	2026-07-20 04:20:52 (14 hours ago)	SMTP AUTH attack	Brute-Force
🇩🇪 kreativstrecke	2026-07-20 03:06:50 (15 hours ago)	2026-07-20T05:06:49.346969+02:00 srv03 postfix/smtps/smtpd[2375436]: warning: unknown[121.46.239.201 ... show more 2026-07-20T05:06:49.346969+02:00 srv03 postfix/smtps/smtpd[2375436]: warning: unknown[121.46.239.201]: SASL LOGIN authentication failed: (reason unavailable), [email protected] ... show less	Brute-Force
Anonymous	2026-07-20 01:53:43 (16 hours ago)	Authentication failure	Brute-Force
Anonymous	2026-07-20 01:42:07 (17 hours ago)	IMAP password guessing	Brute-Force
🇩🇪 mnpx	2026-07-20 01:08:53 (17 hours ago)	SMTP brute forcing (3× over 1h:57m); first seen here 2026-07-16T18:05Z	Brute-Force
🇬🇧 andypiper	2026-07-20 01:02:18 (17 hours ago)	CrowdSec ban for AbuseIPDB Top List	Brute-Force Web App Attack
🇦🇺 brocococonut	2026-07-20 00:11:57 (18 hours ago)	2026-07-20 08:06:24 dovecot_login authenticator failed for (kd113158205225.ppp-bb.dion.ne.jp) [121.4 ... show more 2026-07-20 08:06:24 dovecot_login authenticator failed for (kd113158205225.ppp-bb.dion.ne.jp) [121.46.239.201]: 535 Incorrect authentication data (set_id=postmaster) 2026-07-20 08:06:24 dovecot_login authenticator failed for (kd113158205225.ppp-bb.dion.ne.jp) [121.46.239.201]: 535 Incorrect authentication data (set_id=postmaster) 2026-07-20 10:04:17 dovecot_login authenticator failed for ([222.75.225.206]) [121.46.239.201]: 535 Incorrect authentication data ([email protected]) 2026-07-20 10:04:17 dovecot_login authenticator failed for ([222.75.225.206]) [121.46.239.201]: 535 Incorrect authentication data ([email protected]) 2026-07-20 10:11:56 dovecot_login authenticator failed for ([68.71.247.133]) [121.46.239.201]: 535 Incorrect authentication data ([email protected]) ... show less	Brute-Force

Showing 1 to 15 of 123 reports

Think this IP has been falsely reported? You may request to have the associated reports reviewed and removed. Request Takedown 🚩

Recently Reported IPs:

🇩🇪 2a04:4e40:e000:0:d40:bded:8047:d569

🇩🇪 2a04:4e40:e000:0:787:3f2e:e690:159c

🇯🇵 2406:da16:b16:bb01:e18d:14ae:c126:473a

🇧🇷 187.109.182.89

🇨🇳 183.162.100.184

🇩🇪 140.248.75.162

🇺🇸 31.58.179.214

🇺🇸 20.55.45.217

🇬🇧 2.57.17.46

🇵🇰 2407:aa80:14:c007:e44f:3cd0:59b5:4784

🇺🇸 167.99.153.4

🇧🇩 161.248.189.72

🇹🇼 114.35.59.237

🇫🇷 91.231.89.151

🇮🇹 79.3.96.178

🇱🇹 77.90.185.20

🇬🇧 35.203.211.187

🇺🇸 2a04:4e40:e040:0:bfc:dbb8:5aa6:e528

🇺🇸 2a04:4e40:e010:0:bfc:dbb8:5aa6:e528

🇧🇪 198.235.24.217