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AbuseIPDB » 66.150.196.135

66.150.196.135 was found in our database!

This IP was reported 15 times. Confidence of Abuse is 73%: ?

73%

ISP	Charles River Operation
Usage Type	Data Center/Web Hosting/Transit
ASN	AS64249
Domain Name	chasriver.com
Country	🇺🇸 United States of America
City	Boston, Massachusetts

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

Report 66.150.196.135

Whois 66.150.196.135

IP Abuse Reports for 66.150.196.135:

This IP address has been reported a total of 15 times from 14 distinct sources. 66.150.196.135 was first reported on March 6th 2026, and the most recent report was 9 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
🇺🇸 bigscoots.com	2026-06-24 20:22:54 (9 hours ago)	(smtpauth) Failed SMTP AUTH login from 66.150.196.135 (US/United States/-): 5 in the last 3600 secs; ... show more (smtpauth) Failed SMTP AUTH login from 66.150.196.135 (US/United States/-): 5 in the last 3600 secs; Ports: 25,465,587; Direction: 0; Trigger: LF_SMTPAUTH; Logs: 2026-06-24 16:22:00 dovecot_login authenticator failed for H=(cPnd4hAso) [66.150.196.135]:50869: 535 Incorrect authentication data ([email protected]) 2026-06-24 16:22:06 dovecot_login authenticator failed for H=(kUQ31Z) [66.150.196.135]:55899: 535 Incorrect authentication data ([email protected]) 2026-06-24 16:22:16 dovecot_login authenticator failed for H=(NTikZa3) [66.150.196.135]:54923: 535 Incorrect authentication data ([email protected]) 2026-06-24 16:22:33 dovecot_login authenticator failed for H=(z6pd0WwA) [66.150.196.135]:56834: 535 Incorrect authentication data ([email protected]) 2026-06-24 16:22:50 dovecot_login authenticator failed for H=(1iNEV7) [66.150.196.135]:64378: 535 Incorrect authentication data ([email protected]) show less	Brute-Force SSH
🇷🇴 ICT	2026-06-24 19:17:47 (10 hours ago)	Jun 24 22:17:32 acad-icht postfix/smtpd[120606]: warning: unknown[66.150.196.135]: SASL LOGIN authen ... show more Jun 24 22:17:32 acad-icht postfix/smtpd[120606]: warning: unknown[66.150.196.135]: SASL LOGIN authentication failed: authentication failure Jun 24 22:17:36 acad-icht postfix/smtpd[120606]: warning: unknown[66.150.196.135]: SASL LOGIN authentication failed: authentication failure Jun 24 22:17:39 acad-icht postfix/smtpd[120606]: warning: unknown[66.150.196.135]: SASL LOGIN authentication failed: authentication failure Jun 24 22:17:43 acad-icht postfix/smtpd[120606]: warning: unknown[66.150.196.135]: SASL LOGIN authentication failed: authentication failure Jun 24 22:17:46 acad-icht postfix/smtpd[120606]: warning: unknown[66.150.196.135]: SASL LOGIN authentication failed: authentication failure ... show less	Brute-Force
🇦🇹 joe-abuse	2026-06-24 16:13:23 (13 hours ago)	2026-06-24T18:13:22.714666+02:00 ucs1 dovecot: auth-worker(103434): conn unix:auth-worker (pid=1071, ... show more 2026-06-24T18:13:22.714666+02:00 ucs1 dovecot: auth-worker(103434): conn unix:auth-worker (pid=1071,uid=121): auth-worker<1>: pam([email protected],66.150.196.135): unknown user (given password: you) ... show less	Brute-Force
Anonymous	2026-06-24 14:42:38 (15 hours ago)	<comment>	Email Spam
🇺🇸 Ghost Rider	2026-06-24 12:42:45 (17 hours ago)	RdpGuard detected brute-force attempt on SMTP	Brute-Force
🇩🇪 Paul Smith	2026-06-24 12:31:10 (17 hours ago)	Email Auth Brute force attack 5/1 in last day	Brute-Force
🇬🇧 iss-security-operations	2026-06-24 12:01:53 (18 hours ago)	Seen attempting a bruteforce against SMTP services	Brute-Force
🇧🇷 KingHost	2026-06-24 11:16:52 (18 hours ago)		Brute-Force
🇺🇸 bigscoots.com	2026-06-24 10:08:24 (19 hours ago)	(smtpauth) Failed SMTP AUTH login from 66.150.196.135 (US/United States/-): 5 in the last 3600 secs; ... show more (smtpauth) Failed SMTP AUTH login from 66.150.196.135 (US/United States/-): 5 in the last 3600 secs; Ports: 25,465,587; Direction: 0; Trigger: LF_SMTPAUTH; Logs: 2026-06-24 06:07:33 dovecot_login authenticator failed for H=(riERNiLf) [66.150.196.135]:64619: 535 Incorrect authentication data ([email protected]) 2026-06-24 06:07:39 dovecot_login authenticator failed for H=(HaZFI1HuYE) [66.150.196.135]:60540: 535 Incorrect authentication data ([email protected]) 2026-06-24 06:07:49 dovecot_login authenticator failed for H=(MRJMW4r4) [66.150.196.135]:50225: 535 Incorrect authentication data ([email protected]) 2026-06-24 06:08:06 dovecot_login authenticator failed for H=(LXERLv6YtN) [66.150.196.135]:60884: 535 Incorrect authentication data ([email protected]) 2026-06-24 06:08:23 dovecot_login authenticator failed for H=(pPJdJ9mQN) [66.150.196.135]:57232: 535 Incorrect authentication data ([email protected]) show less	Brute-Force SSH
🇨🇭 Origon	2026-06-24 02:00:36 (1 day ago)	postfix-spam - IP: 66.150.196.135 - time="2026-06-24T04:00:35+02:00" level=info msg="(555f66b4f6a74 ... show more postfix-spam - IP: 66.150.196.135 - time="2026-06-24T04:00:35+02:00" level=info msg="(555f66b4f6a74558bc11e3f93469658es8App0Mcc0TKEeje/crowdsec) crowdsecurity/postfix-spam by ip 66.150.196.135 (US/64249) : 4h ban on Ip 66.150.196.135" module=db show less	Email Spam
🇺🇸 xmission.com	2026-06-24 00:50:53 (1 day ago)	Blocked by UFW (TCP on 587) Source port: 53619 TTL: 120 Packet length: 52 TOS: 0x02 This report (fo ... show more Blocked by UFW (TCP on 587) Source port: 53619 TTL: 120 Packet length: 52 TOS: 0x02 This report (for 66.150.196.135) was generated by: https://github.com/sefinek/UFW-AbuseIPDB-Reporter show less	Port Scan
🇩🇪 moretrix	2026-06-23 23:58:05 (1 day ago)	2026-06-24T01:58:04.810780+02:00 ieyasu.moretrix.com postfix/submission/smtpd[319813]: warning: unkn ... show more 2026-06-24T01:58:04.810780+02:00 ieyasu.moretrix.com postfix/submission/smtpd[319813]: warning: unknown[66.150.196.135]: SASL LOGIN authentication failed: generic failure, [email protected] ... show less	Brute-Force
🇩🇪 samba.org	2026-06-23 23:51:30 (1 day ago)	spam (f2b h2)	Brute-Force
🇮🇪 Coolnagour	2026-04-02 23:19:17 (2 months ago)	bot entered honeypot	Web App Attack
🇺🇸 ipblock.com	2026-03-06 22:57:00 (3 months ago)	IPBlock protected site ID [4055-d][s=06]. Persistent 404, vulnerability scanner	Hacking Bad Web Bot Web App Attack

Showing 1 to 15 of 15 reports

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