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AbuseIPDB » 121.73.162.213

121.73.162.213 was found in our database!

This IP was reported 840 times. Confidence of Abuse is 100%: ?

100%

ISP	One New Zealand Group Limited
Usage Type	Fixed Line ISP
ASN	AS4768
Domain Name	one.nz
Country	🇳🇿 New Zealand
City	Auckland, Auckland

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

Report 121.73.162.213

Whois 121.73.162.213

IP Abuse Reports for 121.73.162.213:

This IP address has been reported a total of 840 times from 208 distinct sources. 121.73.162.213 was first reported on September 30th 2025, 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
🇩🇪 juutis	2026-07-07 18:23:34 (5 minutes ago)	Jul 7 20:23:34 butler postfix/smtpd[3278472]: warning: unknown[121.73.162.213]: SASL LOGIN authenti ... show more Jul 7 20:23:34 butler postfix/smtpd[3278472]: warning: unknown[121.73.162.213]: SASL LOGIN authentication failed: authentication failure, [email protected] show less	Brute-Force
🇬🇧 cticom.ms	2026-07-07 17:02:54 (1 hour ago)	Email Auth Brute force attack 3/3 in last day	Brute-Force
🇺🇸 Brian Minton	2026-07-07 16:23:41 (2 hours ago)	2026-07-07 08:08:59 no host name found for IP address 121.73.162.213 2026-07-07 08:09:08 login_sasla ... show more 2026-07-07 08:08:59 no host name found for IP address 121.73.162.213 2026-07-07 08:09:08 login_saslauthd_server authenticator failed for (ctw.webcas.net) [121.73.162.213]: 535 Incorrect authentication data (set_id=nobody) 2026-07-07 11:23:40 no host name found for IP address 121.73.162.213 ... show less	Brute-Force
🇷🇺 mnogoweb	2026-07-07 16:20:12 (2 hours ago)	(smtpauth) Failed SMTP AUTH login from 121.73.162.213 (NZ/New Zealand/-): 2 in the last 3600 secs; P ... show more (smtpauth) Failed SMTP AUTH login from 121.73.162.213 (NZ/New Zealand/-): 2 in the last 3600 secs; Ports: *; Direction: inout; Trigger: LF_SMTPAUTH; Logs: 2026-07-07 19:00:39 login authenticator failed for H=(ppp075.bol-online.com) [121.73.162.213]: 535 Incorrect authentication data (set_id=magicone) 2026-07-07 19:20:11 login authenticator failed for H=([14.49.166.131]) [121.73.162.213]: 535 Incorrect authentication data (set_id=aclark8924) show less	Port Scan
🇩🇪 ut-addicted.com	2026-07-07 14:52:50 (3 hours ago)	Jul 7 16:52:49 www postfix/smtpd\[8944\]: lost connection after AUTH from unknown\[121.73.162.213\]	Brute-Force Hacking
🇧🇷 dominioz	2026-07-07 14:42:04 (3 hours ago)	121.73.162.213 [33E4] 11:32:43 Authentication [SMTP] - Result=0, [email protected], Method=0 ... show more 121.73.162.213 [33E4] 11:32:43 Authentication [SMTP] - Result=0, [email protected], Method=0 121.73.162.213 [06E8] 11:42:01 Authentication [SMTP] - Result=0, [email protected], Method=0 ... show less	Brute-Force
🇫🇷 dwmp	2026-07-07 14:39:42 (3 hours ago)	Jul 7 15:29:17 plesk postfix/smtpd[2088540]: warning: unknown[121.73.162.213]: SASL LOGIN authentic ... show more Jul 7 15:29:17 plesk postfix/smtpd[2088540]: warning: unknown[121.73.162.213]: SASL LOGIN authentication failed: authentication failure Jul 7 15:29:18 plesk postfix/smtpd[2088540]: disconnect from unknown[121.73.162.213] ehlo=1 auth=0/1 commands=1/2 Jul 7 16:39:41 plesk postfix/smtpd[2101067]: warning: unknown[121.73.162.213]: SASL LOGIN authentication failed: authentication failure ... show less	Brute-Force SSH
🇩🇪 DocNetzwerk	2026-07-07 13:30:24 (4 hours ago)	(smtpauth) Failed SMTP AUTH login from 121.73.162.213 (NZ/New Zealand/-)	Brute-Force
🇬🇧 stom	2026-07-07 12:58:03 (5 hours ago)	2026-07-07T12:57:56.820551ls1.tom2.co.uk postfix/smtps/smtpd[25803]: warning: unknown[121.73.162.213 ... show more 2026-07-07T12:57:56.820551ls1.tom2.co.uk postfix/smtps/smtpd[25803]: warning: unknown[121.73.162.213]: SASL LOGIN authentication failed: authentication failure ... show less	Brute-Force Email Spam
🇧🇷 dominioz	2026-07-07 11:18:51 (7 hours ago)	121.73.162.213 [1DEC] 05:44:58 Authentication [SMTP] - Result=0, [email protected]. ... show more 121.73.162.213 [1DEC] 05:44:58 Authentication [SMTP] - Result=0, [email protected], Method=0 121.73.162.213 [2704] 07:37:19 Authentication [SMTP] - Result=0, [email protected], Method=0 121.73.162.213 [24F0] 08:18:48 Authentication [SMTP] - Result=0, [email protected], Method=0 ... show less	Brute-Force
🇵🇾 SecOpsSL	2026-07-07 10:16:16 (8 hours ago)	Jul 7 07:16:15 mail postfix/smtps/smtpd[16308]: warning: unknown[121.73.162.213]: SASL LOGIN authen ... show more Jul 7 07:16:15 mail postfix/smtps/smtpd[16308]: warning: unknown[121.73.162.213]: SASL LOGIN authentication failed: authentication failure show less	Email Spam Brute-Force
Anonymous	2026-07-07 10:02:09 (8 hours ago)	SMTP abuse detected on MailEnable server (auto-report).	Email Spam Brute-Force
🇬🇷 setupgr	2026-07-07 09:21:26 (9 hours ago)	121.73.162.213 (NZ/New Zealand/Wellington Region/Wellington/-/[AS4768 ONENZ-INET-AS One New Zealand ... show more 121.73.162.213 (NZ/New Zealand/Wellington Region/Wellington/-/[AS4768 ONENZ-INET-AS One New Zealand Group Limited]), 2 distributed smtpauth attacks on account [mailer-daemon] in the last 86400 secs; Ports: *; Direction: inout; Trigger: LF_DISTATTACK; Logs: 2026-07-07 12:21:24 dovecot_login authenticator failed for H=([68.71.253.70]) [121.1.81.95]:51572: 535 Incorrect authentication data (set_id=mailer-daemon) 2026-07-07 07:30:16 dovecot_login authenticator failed for H=(hpot-141-39-221-152.rdns.hnet.measurement.network) [121.73.162.213]:57104: 535 Incorrect authentication data (set_id=mailer-daemon) IP Addresses Blocked: 121.1.81.95 (KR/South Korea/Gyeongsangnam-do/Jinju-si/-/[AS9694 SEOKYUNG-CATV-AS-KR Seokyung Cable Television Co.. Ltd.]) show less	Port Scan
Anonymous	2026-07-07 09:07:44 (9 hours ago)	Jul 7 06:32:25 mx1 postfix/smtps/smtpd[7443]: warning: unknown[121.73.162.213]: SASL LOGIN authenti ... show more Jul 7 06:32:25 mx1 postfix/smtps/smtpd[7443]: warning: unknown[121.73.162.213]: SASL LOGIN authentication failed: UGFzc3dvcmQ6 Jul 7 06:42:54 mx1 postfix/smtps/smtpd[10251]: warning: unknown[121.73.162.213]: SASL LOGIN authentication failed: UGFzc3dvcmQ6 Jul 7 11:07:44 mx1 postfix/smtps/smtpd[21194]: warning: unknown[121.73.162.213]: SASL LOGIN authentication failed: UGFzc3dvcmQ6 ... show less	Brute-Force
🇮🇩 xveil	2026-07-07 08:40:17 (9 hours ago)	2026-07-07T15:40:14.645521 mail-honeypot postfix/submission/smtpd[13268]: warning: unknown[121.73.16 ... show more 2026-07-07T15:40:14.645521 mail-honeypot postfix/submission/smtpd[13268]: warning: unknown[121.73.162.213]: SASL LOGIN authentication failed: authentication failure ... show less	Brute-Force

Showing 1 to 15 of 840 reports

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