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52.101.72.100

Neutral Activity

Abuse confidence score ?

0% Low Risk

10 reports

8 reporters · latest 1 month ago

ISP	Microsoft Corporation
Usage Type	Data Center/Web Hosting/Transit
ASN	AS8075
Hostname(s)	mail-westeuropeazon11023100.outbound.protection.outlook.com
Domain Name	microsoft.com
Country	🇳🇱 Netherlands
City	Amsterdam, North Holland

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IP Abuse Reports for 52.101.72.100

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This IP address has been reported a total of 10 times from 8 distinct sources. 52.101.72.100 was first reported on August 1st 2025, and the most recent report was 1 month ago. In the last 60 days, the only reporter location was: United States of America with 1 report. The only category in these recent reports was: Email Spam 1 time.

Reporter	IoA Timestamp (UTC)	Comment	Categories
🇺🇸 DiodeDave	2026-08-25 15:32:31 (1 month ago)	Attempted access after blacklisting	Email Spam
🇹🇷 SeczarSecureOps	2026-07-23 12:51:13 (2 months ago)	Seczar SecureOps — FortiMail virus: 1 virus-laden message(s) — sender(s): [email protected]	Phishing Email Spam
🇨🇭 Origon	2026-06-16 00:40:27 (3 months ago)	NOQUEUE - IP: 52.101.72.100 - Jun 16 02:40:27 plesk postfix/smtpd[2837893]: NOQUEUE: reject: RCPT f ... show more NOQUEUE - IP: 52.101.72.100 - Jun 16 02:40:27 plesk postfix/smtpd[2837893]: NOQUEUE: reject: RCPT from mail-westeuropeazon11023100.outbound.protection.outlook.com[52.101.72.100]: 454 4.7.1 <[email protected]>: Relay access denied; from=<[email protected]> to=<REDACTED@REDACTED> proto=ESMTP helo=<AM0PR02CU008.outbound.protection.outlook.com> show less	Email Spam
🇨🇭 Origon	2026-06-03 21:56:04 (4 months ago)	NOQUEUE - IP: 52.101.72.100 - Jun 3 23:56:04 plesk postfix/smtpd[3093070]: NOQUEUE: reject: RCPT fr ... show more NOQUEUE - IP: 52.101.72.100 - Jun 3 23:56:04 plesk postfix/smtpd[3093070]: NOQUEUE: reject: RCPT from mail-westeuropeazon11023100.outbound.protection.outlook.com[52.101.72.100]: 454 4.7.1 <[email protected]>: Relay access denied; from=<[email protected]> to=<REDACTED@REDACTED> proto=ESMTP helo=<AM0PR02CU008.outbound.protection.outlook.com> show less	Email Spam
🇷🇸 Smel	2026-03-23 09:49:37 (6 months ago)	Mail/25/465/587-993/995 Probe, Reject, BadAuth, Hack, SPAM -	Email Spam Hacking Brute-Force
🇬🇧 stom	2026-01-10 08:58:47 (9 months ago)	2026-01-10T08:58:46.208671ls2.tom2.co.uk postfix/smtpd[14642]: NOQUEUE: reject: RCPT from mail-weste ... show more 2026-01-10T08:58:46.208671ls2.tom2.co.uk postfix/smtpd[14642]: NOQUEUE: reject: RCPT from mail-westeuropeazon11023100.outbound.protection.outlook.com[52.101.72.100]: 450 4.1.8 <[email protected]>: Sender address rejected: Domain not found; from=<[email protected]> to=<[email protected]> proto=ESMTP helo=<AM0PR02CU008.outbound.protection.outlook.com> ... show less	Email Spam Brute-Force
🇺🇸 xmission.com	2026-01-07 18:07:44 (9 months ago)	Sourced 1 spam messages over 3x XMissions threshold. Highest score: 26.6. Latest msgid suffix: ...-0 ... show more Sourced 1 spam messages over 3x XMissions threshold. Highest score: 26.6. Latest msgid suffix: ...-008nrD-G3 show less	Email Spam
Anonymous	2025-11-30 18:20:15 (10 months ago)	Unauthorized connection attempt	Port Scan Hacking Exploited Host
🇸🇪 KTBSI18	2025-10-03 15:56:00 (1 year ago)	sender ip is 52.101.72.100) smtp.rcpttodomain=hotmail.com smtp.mailfrom=law.usc.edu.eg To: joe.wa ... show more sender ip is 52.101.72.100) smtp.rcpttodomain=hotmail.com smtp.mailfrom=law.usc.edu.eg To: [email protected] [email protected] Reply-To: [email protected] http://adstra.dabhhwe.ct.ws/rd/c6596Vmbmi10359428ggBH6613Ojr1192878Ssbj563 Website Address Adstra.dabhhwe.ct.ws Last Analysis 4 seconds ago \| Rescan Detections Counts 3/39 Domain Registration 2024-11-01 \| 11 months ago Domain Information WHOIS Lookup \| DNS Records \| Ping IP Address 31.58.50.202 Find Websites \| IPVoid \| Whois Reverse DNS Unknown ASN AS56971 Cgi Global Limited Server Location (US) United States Latitude\Longitude 37.5625 / -122 Google Map City Fremont Region California Scanning Engines Engine Result Details Favicon Avira Detected View More Details Favicon SURBL Detected View More Details Favicon urlQuery Detected show less	DDoS Attack FTP Brute-Force Phishing Web Spam Email Spam Hacking SQL Injection Spoofing Brute-Force Bad Web Bot Exploited Host
🇺🇸 xmission.com	2025-08-01 23:59:01 (1 year ago)	Sourced 1 spam messages over 3x XMissions Threshold. Highest score: 25.1. Last seen: 2025-08-01T22:1 ... show more Sourced 1 spam messages over 3x XMissions Threshold. Highest score: 25.1. Last seen: 2025-08-01T22:11:24Z UTC. show less	Email Spam

Showing 1 to 10 of 10 reports

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