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52.103.14.86

Activity Trending Down

Abuse Confidence Score

15% Caution

41 reports

19 reporters · latest 1 month ago

ISP: Microsoft Corporation
Usage Type: Data Center/Web Hosting/Transit
ASN: AS8075
Hostname(s): mail-southcentralusazolkn19013086.outbound.protection.outlook.com
Domain Name: microsoft.com
Country: 🇺🇸 United States of America
City: San Antonio, Texas

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

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Abuse Reports

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Total reports

41 from 19 distinct reporters

First reported

September 15th 2025

Most recent report

1 month ago

Last 60 days

Top reporter locations 🇺🇸 United States of America 2 🇨🇦 Canada 1 🇨🇭 Switzerland 1

Most common categories Email Spam 5 Hacking 1 Brute-Force 1 Phishing 1

Old reports The most recent abuse report for this IP address is from 1 month ago. It is possible that this IP is no longer involved in abusive activities.

Reporter	IoA Timestamp (UTC)	Comment	Categories
🇨🇭 Origon	2026-09-28 10:32:05 UTC · (1 month ago)	NOQUEUE - IP: 52.103.14.86 - Sep 28 12:32:05 plesk postfix/smtpd[972520]: NOQUEUE: reject: RCPT from mail-southcentralusazolkn19013086.outbound.protection.outlook.com[52.103.14.86]: 554 5.7.1 Service unavailable; Client host [52.103.14.86] blocked u ... show more NOQUEUE - IP: 52.103.14.86 - Sep 28 12:32:05 plesk postfix/smtpd[972520]: NOQUEUE: reject: RCPT from mail-southcentralusazolkn19013086.outbound.protection.outlook.com[52.103.14.86]: 554 5.7.1 Service unavailable; Client host [52.103.14.86] blocked using bl.spamcop.net; Blocked - see https://www.spamcop.net/bl.shtml?52.103.14.86; from=<[email protected]> to=<REDACTED@REDACTED> proto=ESMTP helo=<SA9PR02CU001.outbound.protection.outlook.com> show less	Email Spam
🇩🇪 hbrks	2026-09-25 11:48:29 UTC · (1 month ago)	1 attack(s) detected, such as these: {"event":"spam_block","ip":"52.103.14.86","host":"receiver mail server","request":"unsolicited bulk mail via SMTP port 25","reason":"Proxmox Mail Gateway (PMG) triggered a block. Source exhibits persistent spam be ... show more 1 attack(s) detected, such as these: {"event":"spam_block","ip":"52.103.14.86","host":"receiver mail server","request":"unsolicited bulk mail via SMTP port 25","reason":"Proxmox Mail Gateway (PMG) triggered a block. Source exhibits persistent spam behavior, violating RFC mail standards."} * Report Details : https://p4u.xyz/X5S9CAM52EN/1 IP Details *: https://p4u.xyz/X5S9CAM52EN/2 show less	Email Spam Hacking Brute-Force
🇺🇸 kosada.com	2026-09-23 14:28:39 UTC · (1 month ago)	Email spam: Return-Path: <[email protected]> ; Received: from SA9PR02CU001.outbound.protection.outlook.com (mail-southcentralusazolkn19013086.outbound.protection.outlook.com [52.103.14.86]) ; From: Miranda Myers <Miranda.Myers2018@outlook ... show more Email spam: Return-Path: <[email protected]> ; Received: from SA9PR02CU001.outbound.protection.outlook.com (mail-southcentralusazolkn19013086.outbound.protection.outlook.com [52.103.14.86]) ; From: Miranda Myers <[email protected]> ; Subject: Re: Follow up /# show less	Email Spam
🇺🇸 kosada.com	2026-09-18 17:35:30 UTC · (1 month ago)	Email spam: Return-Path: <[email protected]> ; Received: from SA9PR02CU001.outbound.protection.outlook.com (mail-southcentralusazolkn19013086.outbound.protection.outlook.com [52.103.14.86]) ; From: Miranda Myers <Miranda.Myers2018@outlook ... show more Email spam: Return-Path: <[email protected]> ; Received: from SA9PR02CU001.outbound.protection.outlook.com (mail-southcentralusazolkn19013086.outbound.protection.outlook.com [52.103.14.86]) ; From: Miranda Myers <[email protected]> ; Subject: Re: Follow up /# show less	Email Spam
🇨🇦 elitecrew	2026-09-12 18:56:00 UTC · (1 month ago)	SPAM, PHISHING	Email Spam Phishing
🇬🇺 jimdunn	2026-08-22 12:10:28 UTC · (2 months ago)	Spam email received in Outlook.com Junk Email folder. Likely originating IP: 52.103.14.86 Origin source header: Authentication-Results Origin evidence: sender IP is 52.103.14.86 ReceivedDateTime: 08/21/2026 13:11:52 InternetMessageId: <DS0PR15MB5397E ... show more Spam email received in Outlook.com Junk Email folder. Likely originating IP: 52.103.14.86 Origin source header: Authentication-Results Origin evidence: sender IP is 52.103.14.86 ReceivedDateTime: 08/21/2026 13:11:52 InternetMessageId: <DS0PR15MB5397EC604E24A9356CF5CF43EDA32@DS0PR15MB5397.namprd15.prod.outlook.com> Selection reason: Selected explicit public sender IP from Authentication-Results Known-good relay/IP/CIDR filtering was enabled. show less	Email Spam
Anonymous	2026-08-18 22:09:00 UTC · (2 months ago)	Scam spam	Email Spam Spoofing Phishing
Anonymous	2026-08-12 15:07:15 UTC · (2 months ago)	2 Login Attempts	Port Scan Brute-Force
🇺🇸 xmission.com	2026-07-31 17:04:27 UTC · (3 months ago)	Sourced 1 spam messages over 3x XMissions threshold. Highest score: 27.8. Latest msgid suffix: ...-0084mX-Pc	Email Spam
🇩🇪 Lino Project	2026-07-18 04:17:38 UTC · (3 months ago)	CrowdSec abuse IP report (host SRV-2) Scenario: crowdsecurity/postfix-relay-denied	Hacking
🇺🇸 EvilTurkey	2026-06-22 17:02:32 UTC · (4 months ago)	Sent an email which was automatically dropped by email firewall. Sending spam to financial institution.	Email Spam
Anonymous	2026-06-18 12:07:17 UTC · (4 months ago)	2 Login Attempts	Port Scan Brute-Force
🇺🇸 DiodeDave	2026-05-12 19:53:42 UTC · (5 months ago)	Attempted access after blacklisting	Email Spam
🇬🇧 stom	2026-04-16 10:23:49 UTC · (6 months ago)	2026-04-16T10:23:47.158474ls2.tom2.co.uk postfix/smtpd[817]: NOQUEUE: reject: RCPT from mail-southcentralusazolkn19013086.outbound.protection.outlook.com[52.103.14.86]: 554 5.7.1 Service unavailable; Client host [52.103.14.86] blocked using bl.spamco ... show more 2026-04-16T10:23:47.158474ls2.tom2.co.uk postfix/smtpd[817]: NOQUEUE: reject: RCPT from mail-southcentralusazolkn19013086.outbound.protection.outlook.com[52.103.14.86]: 554 5.7.1 Service unavailable; Client host [52.103.14.86] blocked using bl.spamcop.net; Blocked - see https://www.spamcop.net/bl.shtml?52.103.14.86; from=<[email protected]> to=<[email protected]> proto=ESMTP helo=<SA9PR02CU001.outbound.protection.outlook.com> ... show less	Brute-Force Email Spam
Anonymous	2026-04-03 12:05:00 UTC · (7 months ago)		Email Spam

Showing 1 to 15 of 41 reports

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