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AbuseIPDB » 51.142.116.142

51.142.116.142

Neutral Activity

19 reports found in our database

0% Low Risk

Abuse confidence score ?

ISP

Microsoft Limited

Usage Type

Data Center/Web Hosting/Transit

ASN

AS8075

Domain Name

microsoft.com

Country

🇬🇧 United Kingdom of Great Britain and Northern Ireland

City

London, England

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

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No reports in the last 60 days

51.142.116.142 has been reported 19 times. The most recent report is from 3 years ago.

The full history is preserved below and remains searchable. A 0% score reflects the absence of recent activity, but this is not a guarantee that earlier reports were invalid. Abuse confidence score decays, naturally, over time, when the abusive activity stops.

IP Abuse Reports for 51.142.116.142:

This IP address has been reported a total of 19 times from 6 distinct sources. 51.142.116.142 was first reported on February 16th 2023, and the most recent report was 3 years ago.

Reporter	IoA Timestamp (UTC)	Comment	Categories
🇩🇪 LFD	2023-03-14 09:01:51 (3 years ago)	Mar 14 05:53:35 marte postfix/smtpd[2724323]: warning: unknown[51.142.116.142]: SASL LOGIN authentic ... show more Mar 14 05:53:35 marte postfix/smtpd[2724323]: warning: unknown[51.142.116.142]: SASL LOGIN authentication failed: authentication failure Mar 14 05:53:35 marte postfix/smtpd[2724323]: disconnect from unknown[51.142.116.142] ehlo=1 auth=0/1 quit=1 commands=2/3 Mar 14 05:57:44 marte postfix/smtpd[2724571]: warning: unknown[51.142.116.142]: SASL LOGIN authentication failed: authentication failure Mar 14 05:57:45 marte postfix/smtpd[2724571]: disconnect from unknown[51.142.116.142] ehlo=1 auth=0/1 quit=1 commands=2/3 Mar 14 06:01:50 marte postfix/smtpd[2725266]: warning: unknown[51.142.116.142]: SASL LOGIN authentication failed: authentication failure show less	DDoS Attack FTP Brute-Force Port Scan Brute-Force Web App Attack SSH
🇩🇪 LFD	2023-03-14 07:43:17 (3 years ago)	Mar 14 04:34:57 marte postfix/smtpd[2715567]: warning: unknown[51.142.116.142]: SASL LOGIN authentic ... show more Mar 14 04:34:57 marte postfix/smtpd[2715567]: warning: unknown[51.142.116.142]: SASL LOGIN authentication failed: authentication failure Mar 14 04:34:57 marte postfix/smtpd[2715567]: disconnect from unknown[51.142.116.142] ehlo=1 auth=0/1 quit=1 commands=2/3 Mar 14 04:39:07 marte postfix/smtpd[2716084]: warning: unknown[51.142.116.142]: SASL LOGIN authentication failed: authentication failure Mar 14 04:39:08 marte postfix/smtpd[2716084]: disconnect from unknown[51.142.116.142] ehlo=1 auth=0/1 quit=1 commands=2/3 Mar 14 04:43:13 marte postfix/smtpd[2716568]: warning: unknown[51.142.116.142]: SASL LOGIN authentication failed: authentication failure show less	DDoS Attack FTP Brute-Force Port Scan Brute-Force Web App Attack SSH
🇺🇸 bigscoots.com	2023-03-14 06:36:03 (3 years ago)	(PERMBLOCK) 51.142.116.142 (GB/United Kingdom/-) has had more than 4 temp blocks in the last 86400 s ... show more (PERMBLOCK) 51.142.116.142 (GB/United Kingdom/-) has had more than 4 temp blocks in the last 86400 secs; Ports: *; Direction: 1; Trigger: LF_PERMBLOCK_COUNT; Logs: show less	Brute-Force SSH
🇩🇪 LFD	2023-03-14 06:25:03 (3 years ago)	Mar 14 03:16:48 marte postfix/smtpd[2706564]: warning: unknown[51.142.116.142]: SASL LOGIN authentic ... show more Mar 14 03:16:48 marte postfix/smtpd[2706564]: warning: unknown[51.142.116.142]: SASL LOGIN authentication failed: authentication failure Mar 14 03:16:48 marte postfix/smtpd[2706564]: disconnect from unknown[51.142.116.142] ehlo=1 auth=0/1 quit=1 commands=2/3 Mar 14 03:20:54 marte postfix/smtpd[2707083]: warning: unknown[51.142.116.142]: SASL LOGIN authentication failed: authentication failure Mar 14 03:20:54 marte postfix/smtpd[2707083]: disconnect from unknown[51.142.116.142] ehlo=1 auth=0/1 quit=1 commands=2/3 Mar 14 03:24:59 marte postfix/smtpd[2707530]: warning: unknown[51.142.116.142]: SASL LOGIN authentication failed: authentication failure show less	DDoS Attack FTP Brute-Force Port Scan Brute-Force Web App Attack SSH
🇺🇸 bigscoots.com	2023-03-14 06:14:37 (3 years ago)	(smtpauth) Failed SMTP AUTH login from 51.142.116.142 (GB/United Kingdom/-): 5 in the last 3600 secs ... show more (smtpauth) Failed SMTP AUTH login from 51.142.116.142 (GB/United Kingdom/-): 5 in the last 3600 secs; Ports: 25,465,587; Direction: 0; Trigger: LF_SMTPAUTH; Logs: 2023-03-14 01:57:30 dovecot_login authenticator failed for (ADMIN) [51.142.116.142]:33234: 535 Incorrect authentication data ([email protected]) 2023-03-14 02:01:44 dovecot_login authenticator failed for (ADMIN) [51.142.116.142]:45718: 535 Incorrect authentication data ([email protected]) 2023-03-14 02:06:02 dovecot_login authenticator failed for (ADMIN) [51.142.116.142]:60234: 535 Incorrect authentication data ([email protected]) 2023-03-14 02:10:14 dovecot_login authenticator failed for (ADMIN) [51.142.116.142]:43298: 535 Incorrect authentication data ([email protected]) 2023-03-14 02:14:34 dovecot_login authenticator failed for (ADMIN) [51.142.116.142]:58664: 535 Incorrect authentication data ([email protected]) show less	Brute-Force SSH
🇺🇸 bigscoots.com	2023-03-14 05:53:15 (3 years ago)	(smtpauth) Failed SMTP AUTH login from 51.142.116.142 (GB/United Kingdom/-): 5 in the last 3600 secs ... show more (smtpauth) Failed SMTP AUTH login from 51.142.116.142 (GB/United Kingdom/-): 5 in the last 3600 secs; Ports: 25,465,587; Direction: 0; Trigger: LF_SMTPAUTH; Logs: 2023-03-14 01:36:02 dovecot_login authenticator failed for (ADMIN) [51.142.116.142]:43230: 535 Incorrect authentication data ([email protected]) 2023-03-14 01:40:20 dovecot_login authenticator failed for (ADMIN) [51.142.116.142]:57770: 535 Incorrect authentication data ([email protected]) 2023-03-14 01:44:37 dovecot_login authenticator failed for (ADMIN) [51.142.116.142]:44386: 535 Incorrect authentication data ([email protected]) 2023-03-14 01:48:54 dovecot_login authenticator failed for (ADMIN) [51.142.116.142]:59514: 535 Incorrect authentication data ([email protected]) 2023-03-14 01:53:11 dovecot_login authenticator failed for (ADMIN) [51.142.116.142]:46172: 535 Incorrect authentication data ([email protected]) show less	Brute-Force SSH
🇺🇸 bigscoots.com	2023-03-14 05:31:54 (3 years ago)	(smtpauth) Failed SMTP AUTH login from 51.142.116.142 (GB/United Kingdom/-): 5 in the last 3600 secs ... show more (smtpauth) Failed SMTP AUTH login from 51.142.116.142 (GB/United Kingdom/-): 5 in the last 3600 secs; Ports: 25,465,587; Direction: 0; Trigger: LF_SMTPAUTH; Logs: 2023-03-14 01:15:08 dovecot_login authenticator failed for (ADMIN) [51.142.116.142]:34472: 535 Incorrect authentication data ([email protected]) 2023-03-14 01:19:18 dovecot_login authenticator failed for (ADMIN) [51.142.116.142]:48762: 535 Incorrect authentication data ([email protected]) 2023-03-14 01:23:29 dovecot_login authenticator failed for (ADMIN) [51.142.116.142]:34592: 535 Incorrect authentication data ([email protected]) 2023-03-14 01:27:36 dovecot_login authenticator failed for (ADMIN) [51.142.116.142]:46178: 535 Incorrect authentication data ([email protected]) 2023-03-14 01:31:50 dovecot_login authenticator failed for (ADMIN) [51.142.116.142]:60022: 535 Incorrect authentication data ([email protected]) show less	Brute-Force SSH
🇺🇸 bigscoots.com	2023-03-14 05:11:02 (3 years ago)	(smtpauth) Failed SMTP AUTH login from 51.142.116.142 (GB/United Kingdom/-): 5 in the last 3600 secs ... show more (smtpauth) Failed SMTP AUTH login from 51.142.116.142 (GB/United Kingdom/-): 5 in the last 3600 secs; Ports: 25,465,587; Direction: 0; Trigger: LF_SMTPAUTH; Logs: 2023-03-14 00:53:35 dovecot_login authenticator failed for (ADMIN) [51.142.116.142]:41670: 535 Incorrect authentication data ([email protected]) 2023-03-14 00:58:50 dovecot_login authenticator failed for (ADMIN) [51.142.116.142]:34486: 535 Incorrect authentication data ([email protected]) 2023-03-14 01:02:47 dovecot_login authenticator failed for (ADMIN) [51.142.116.142]:46322: 535 Incorrect authentication data ([email protected]) 2023-03-14 01:06:51 dovecot_login authenticator failed for (ADMIN) [51.142.116.142]:60806: 535 Incorrect authentication data ([email protected]) 2023-03-14 01:10:58 dovecot_login authenticator failed for (ADMIN) [51.142.116.142]:47432: 535 Incorrect authentication data ([email protected]) show less	Brute-Force SSH
🇩🇪 LFD	2023-03-14 05:08:19 (3 years ago)	Mar 14 02:00:34 marte postfix/smtpd[2698072]: warning: unknown[51.142.116.142]: SASL LOGIN authentic ... show more Mar 14 02:00:34 marte postfix/smtpd[2698072]: warning: unknown[51.142.116.142]: SASL LOGIN authentication failed: authentication failure Mar 14 02:00:35 marte postfix/smtpd[2698072]: disconnect from unknown[51.142.116.142] ehlo=1 auth=0/1 quit=1 commands=2/3 Mar 14 02:04:24 marte postfix/smtpd[2698541]: warning: unknown[51.142.116.142]: SASL LOGIN authentication failed: authentication failure Mar 14 02:04:25 marte postfix/smtpd[2698541]: disconnect from unknown[51.142.116.142] ehlo=1 auth=0/1 quit=1 commands=2/3 Mar 14 02:08:17 marte postfix/smtpd[2699042]: warning: unknown[51.142.116.142]: SASL LOGIN authentication failed: authentication failure show less	DDoS Attack FTP Brute-Force Port Scan Brute-Force Web App Attack SSH
🇺🇸 bigscoots.com	2023-03-09 01:39:23 (3 years ago)	(PERMBLOCK) 51.142.116.142 (GB/United Kingdom/-) has had more than 4 temp blocks in the last 86400 s ... show more (PERMBLOCK) 51.142.116.142 (GB/United Kingdom/-) has had more than 4 temp blocks in the last 86400 secs; Ports: *; Direction: 1; Trigger: LF_PERMBLOCK_COUNT; Logs: show less	Brute-Force SSH
🇺🇸 SvrAdmin	2023-02-20 00:44:23 (3 years ago)	Thu, 16 Feb 2023 04:27:04 GMT ] ⚠ Excessive Number of Failed Login Attempts from 51.142.116.142 (Uni ... show more Thu, 16 Feb 2023 04:27:04 GMT ] ⚠ Excessive Number of Failed Login Attempts from 51.142.116.142 (United Kingdom:GB) show less	Hacking Brute-Force
🇺🇸 SvrAdmin	2023-02-20 00:24:50 (3 years ago)	Fri, 17 Feb 2023 04:53:32 GMT ] ⚠ Excessive Number of Failed Login Attempts from 51.142.116.142 (Uni ... show more Fri, 17 Feb 2023 04:53:32 GMT ] ⚠ Excessive Number of Failed Login Attempts from 51.142.116.142 (United Kingdom:GB) show less	Hacking Brute-Force
🇺🇸 SvrAdmin	2023-02-19 00:19:38 (3 years ago)	Fri, 17 Feb 2023 04:53:32 GMT ] ⚠ Excessive Number of Failed Login Attempts from 51.142.116.142 (Uni ... show more Fri, 17 Feb 2023 04:53:32 GMT ] ⚠ Excessive Number of Failed Login Attempts from 51.142.116.142 (United Kingdom:GB) show less	Hacking Brute-Force
🇺🇸 SvrAdmin	2023-02-18 00:22:35 (3 years ago)	Thu, 16 Feb 2023 04:27:04 GMT ] ⚠ Excessive Number of Failed Login Attempts from 51.142.116.142 (Uni ... show more Thu, 16 Feb 2023 04:27:04 GMT ] ⚠ Excessive Number of Failed Login Attempts from 51.142.116.142 (United Kingdom:GB) show less	Hacking Brute-Force
🇺🇸 SvrAdmin	2023-02-18 00:03:30 (3 years ago)	Fri, 17 Feb 2023 04:53:32 GMT ] ⚠ Excessive Number of Failed Login Attempts from 51.142.116.142 (Uni ... show more Fri, 17 Feb 2023 04:53:32 GMT ] ⚠ Excessive Number of Failed Login Attempts from 51.142.116.142 (United Kingdom:GB) show less	Hacking Brute-Force

Showing 1 to 15 of 19 reports

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