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AbuseIPDB » 52.103.32.18

52.103.32.18 was found in our database!

This IP was reported 19 times. Confidence of Abuse is 11%: ?

11%

ISP	Microsoft Corporation
Usage Type	Data Center/Web Hosting/Transit
ASN	AS8075
Hostname(s)	mail-northeuropeazolkn19010018.outbound.protection.outlook.com
Domain Name	microsoft.com
Country	🇮🇪 Ireland
City	Dublin, Leinster

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

Report 52.103.32.18

Whois 52.103.32.18

IP Abuse Reports for 52.103.32.18:

This IP address has been reported a total of 19 times from 13 distinct sources. 52.103.32.18 was first reported on March 12th 2025, and the most recent report was 1 day 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
🇨🇭 Origon	2026-06-15 23:11:29 (1 day ago)	NOQUEUE - IP: 52.103.32.18 - Jun 16 01:11:29 plesk postfix/smtpd[2796645]: NOQUEUE: reject: RCPT fr ... show more NOQUEUE - IP: 52.103.32.18 - Jun 16 01:11:29 plesk postfix/smtpd[2796645]: NOQUEUE: reject: RCPT from mail-northeuropeazolkn19010018.outbound.protection.outlook.com[52.103.32.18]: 454 4.7.1 <[email protected]>: Relay access denied; from=<[email protected]> to=<REDACTED@REDACTED> proto=ESMTP helo=<DB3PR0202CU003.outbound.protection.outlook.com> show less	Email Spam
Anonymous	2026-05-04 16:30:40 (1 month ago)	Bloqueado por fail2ban (smtp-connect-check)	Email Spam Brute-Force
Anonymous	2026-04-23 04:53:32 (1 month ago)	Bloqueado por fail2ban (smtp-connect-check)	Email Spam Brute-Force
Anonymous	2026-04-18 10:14:50 (1 month ago)	Bloqueado por fail2ban (smtp-connect-check)	Email Spam Brute-Force
Anonymous	2026-04-16 08:16:37 (2 months ago)	SMTP scanner - relay access denied	Brute-Force Exploited Host
🇫🇷 solution.it	2026-02-19 16:13:51 (3 months ago)		Email Spam
🇮🇹 www.tana.it	2026-01-26 22:38:44 (4 months ago)	X-Spam-Flag: YES	Email Spam
Anonymous	2026-01-16 08:28:00 (5 months ago)	E-mail spam at 2026-01-16 08:28 from [email protected] with score 18	Email Spam
🇫🇷 uhlhosting	2025-12-23 14:13:53 (5 months ago)	2025-12-22T16:44:30.460199 cp.uhlhosting.ch postfix/smtpd[2501414]: NOQUEUE: reject: RCPT from mail- ... show more 2025-12-22T16:44:30.460199 cp.uhlhosting.ch postfix/smtpd[2501414]: NOQUEUE: reject: RCPT from mail-northeuropeazolkn19010018.outbound.protection.outlook.com[52.103.32.18]: 450 4.1.8 <IMCEAEX-_O=FIRST+20ORGANIZATION_OU=EXCHANGE+20ADMINISTRATIVE+20GROUP+28FYDIBOHF23SPDLT+29_CN=RECIPIENTS_CN=000600003E4390BD@EURP250.PROD.OUTLOOK.COM>: Sender address rejected: Domain not found; from=<IMCEAEX-_O=FIRST+20ORGANIZATION_OU=EXCHANGE+20ADMINISTRATIVE+20GROUP+28FYDIBOHF23SPDLT+29_CN=RECIPIENTS_CN=000600003E4390BD@EURP250.PROD.OUTLOOK.COM> to=<[email protected]> proto=ESMTP helo=<DB3PR0202CU003.outbound.protection.outlook.com> 2025-12-22T16:57:34.159234 cp.uhlhosting.ch postfix/smtpd[2502769]: NOQUEUE: reject: RCPT from mail-northeuropeazolkn19010018.outbound.protection.outlook.com[52.103.32.18]: 450 4.1.8 <IMCEAEX-_O=FIRST+20ORGANIZATION_OU=EXCHANGE+20ADMINISTRATIVE+20GROUP+28FYDIBOHF23SPDLT+29_CN=RECIPIENTS_CN=0006BFFD47AD81E4@eurprd08.prod.outlook.com>: Sender address rejected: Domain not ... show less	Brute-Force
🇳🇿 compose3d.com	2025-12-21 07:00:31 (5 months ago)	[SPAM] Purchase Inquiry.	Email Spam
🇨🇭 Origon	2025-11-27 05:39:48 (6 months ago)	NOQUEUE - IP: 52.103.32.18 - Nov 27 06:39:48 plesk postfix/smtpd[3008375]: NOQUEUE: reject: RCPT fr ... show more NOQUEUE - IP: 52.103.32.18 - Nov 27 06:39:48 plesk postfix/smtpd[3008375]: NOQUEUE: reject: RCPT from mail-northeuropeazolkn19010018.outbound.protection.outlook.com[52.103.32.18]: 450 4.1.8 <IMCEAEX-_o=First+20Organization_ou=Exchange+20Administrative+20Group+28FYDIBOHF23SPDLT+29_cn=Recipients_cn=00067FFE4EF8C5CF@EURP193.PROD.OUTLOOK.COM>: Sender address rejected: Domain not found; from=<IMCEAEX-_o=First+20Organization_ou=Exchange+20Administrative+20Group+28FYDIBOHF23SPDLT+29_cn=Recipients_cn=00067FFE4EF8C5CF@EURP193.PROD.OUTLOOK.COM> to=<REDACTED@REDACTED> proto=ESMTP helo=<DB3PR0202CU003.outbound.protection.outlook.com> show less	Email Spam
🇵🇱 Wiktor Grecki	2025-11-17 11:34:00 (6 months ago)	Received-SPF: Pass (mailfrom) identity=mailfrom; client-ip=52.103.32.18; helo=db3pr0202cu003.outboun ... show more Received-SPF: Pass (mailfrom) identity=mailfrom; client-ip=52.103.32.18; helo=db3pr0202cu003.outbound.protection.outlook.com; [email protected]; receiver=<UNKNOWN> Authentication-Results: mx.poczta.onet.pl; bimi=skipped (DMARC Policy is not at enforcement); dkim=pass (2048-bit rsa key sha256) header.d=hotmail.com [email protected] header.b=VlMuW9Ym header.a=rsa-sha256 header.s=selector1; dmarc=pass policy.published-domain-policy=none policy.applied-disposition=none policy.evaluated-disposition=none (p=none,d=none,d.eval=none) policy.policy-from=p header.from=hotmail.com; iprev=pass smtp.remote-ip=52.103.32.18 (mail-northeuropeazolkn19010018.outbound.protection.outlook.com); show less	Phishing Email Spam
🇨🇭 Origon	2025-11-14 09:22:58 (7 months ago)	NOQUEUE - IP: 52.103.32.18 - Nov 14 10:22:58 plesk postfix/smtpd[3565700]: NOQUEUE: reject: RCPT fr ... show more NOQUEUE - IP: 52.103.32.18 - Nov 14 10:22:58 plesk postfix/smtpd[3565700]: NOQUEUE: reject: RCPT from mail-northeuropeazolkn19010018.outbound.protection.outlook.com[52.103.32.18]: 450 4.1.8 <IMCEAEX-_o=First+20Organization_ou=Exchange+20Administrative+20Group+28FYDIBOHF23SPDLT+29_cn=Recipients_cn=000300000A77F02E@EURP191.PROD.OUTLOOK.COM>: Sender address rejected: Domain not found; from=<IMCEAEX-_o=First+20Organization_ou=Exchange+20Administrative+20Group+28FYDIBOHF23SPDLT+29_cn=Recipients_cn=000300000A77F02E@EURP191.PROD.OUTLOOK.COM> to=<REDACTED@REDACTED> proto=ESMTP helo=<DB3PR0202CU003.outbound.protection.outlook.com> show less	Email Spam
🇦🇷 lzambrana	2025-10-13 10:42:19 (8 months ago)	Spoofing attempts and mass spam have been detected. Blocked by ASSP anti-spam. Reason: DenyStrict. B ... show more Spoofing attempts and mass spam have been detected. Blocked by ASSP anti-spam. Reason: DenyStrict. Block attempts: 1. show less	FTP Brute-Force Brute-Force
🇦🇷 lzambrana	2025-10-02 02:17:14 (8 months ago)	Spoofing attempts and mass spam have been detected. Blocked by ASSP anti-spam. Reason: DenyStrict. B ... show more Spoofing attempts and mass spam have been detected. Blocked by ASSP anti-spam. Reason: DenyStrict. Block attempts: 1. show less	FTP Brute-Force Brute-Force

Showing 1 to 15 of 19 reports

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