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AbuseIPDB » 2a01:111:f403:dc05::2

2a01:111:f403:dc05::2 was found in our database!

This IP was reported 67 times. Confidence of Abuse is 8%: ?

Important Note: Public IPv6 addresses may implement the SLAAC privacy extension. With this, the interface identifier is randomly generated. The SLAAC privacy extension also implements a time out, which is configurable, so that the IPv6 interface addresses will be discarded and a new interface identifier is generated.

ISP	Microsoft Limited
Usage Type	Content Delivery Network
ASN	AS8075
Hostname(s)	mail-japaneastazhn150120002.outbound.protection.outlook.com
Domain Name	microsoft.com
Country	🇯🇵 Japan
City	Tokyo, Tokyo

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

Report 2a01:111:f403:dc05::2

Whois 2a01:111:f403:dc05::2

IP Abuse Reports for 2a01:111:f403:dc05::2:

This IP address has been reported a total of 67 times from 12 distinct sources. 2a01:111:f403:dc05::2 was first reported on August 26th 2025, and the most recent report was 1 month ago.

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
🇫🇮 hieronymousch	2026-06-11 15:23:48 (2 months ago)	Jun 11 17:23:43 franssen postfix/smtpd[185883]: NOQUEUE: reject: RCPT from mail-japaneastazhn1501200 ... show more Jun 11 17:23:43 franssen postfix/smtpd[185883]: NOQUEUE: reject: RCPT from mail-japaneastazhn150120002.outbound.protection.outlook.com[2a01:111:f403:dc05::2]: 550 5.1.1 <[email protected]>: Recipient address rejected: User unknown in virtual mailbox table; from=<> to=<[email protected]> proto=ESMTP helo=<TYPPR03CU001.outbound.protection.outlook.com> Jun 11 17:23:43 franssen postfix/smtpd[185888]: NOQUEUE: reject: RCPT from mail-japaneastazhn150120002.outbound.protection.outlook.com[2a01:111:f403:dc05::2]: 550 5.1.1 <[email protected]>: Recipient address rejected: User unknown in virtual mailbox table; from=<> to=<[email protected]> proto=ESMTP helo=<TYPPR03CU001.outbound.protection.outlook.com> Jun 11 17:23:43 franssen postfix/smtpd[185887]: NOQUEUE: reject: RCPT from mail-japaneastazhn150120002.outbound.protection.outlook.com[2a01:111:f403:dc05::2]: 550 5.1.1 <[email protected]>: Recipient address rejected: User unknown in vi ... show less	Brute-Force
🇫🇮 hieronymousch	2026-06-10 15:13:09 (2 months ago)	Jun 10 17:13:03 franssen postfix/smtpd[4174436]: NOQUEUE: reject: RCPT from mail-japaneastazhn150120 ... show more Jun 10 17:13:03 franssen postfix/smtpd[4174436]: NOQUEUE: reject: RCPT from mail-japaneastazhn150120002.outbound.protection.outlook.com[2a01:111:f403:dc05::2]: 550 5.1.1 <[email protected]>: Recipient address rejected: User unknown in virtual mailbox table; from=<> to=<[email protected]> proto=ESMTP helo=<TYPPR03CU001.outbound.protection.outlook.com> Jun 10 17:13:06 franssen postfix/smtpd[4174428]: NOQUEUE: reject: RCPT from mail-japaneastazhn150120002.outbound.protection.outlook.com[2a01:111:f403:dc05::2]: 550 5.1.1 <[email protected]>: Recipient address rejected: User unknown in virtual mailbox table; from=<> to=<[email protected]> proto=ESMTP helo=<TYPPR03CU001.outbound.protection.outlook.com> Jun 10 17:13:07 franssen postfix/smtpd[4174405]: NOQUEUE: reject: RCPT from mail-japaneastazhn150120002.outbound.protection.outlook.com[2a01:111:f403:dc05::2]: 550 5.1.1 <[email protected]>: Recipient address rejected: User unknown in ... show less	Brute-Force
🇫🇮 hieronymousch	2026-06-10 14:51:50 (2 months ago)	Jun 10 16:51:47 franssen postfix/smtpd[4171384]: NOQUEUE: reject: RCPT from mail-japaneastazhn150120 ... show more Jun 10 16:51:47 franssen postfix/smtpd[4171384]: NOQUEUE: reject: RCPT from mail-japaneastazhn150120002.outbound.protection.outlook.com[2a01:111:f403:dc05::2]: 550 5.1.1 <[email protected]>: Recipient address rejected: User unknown in virtual mailbox table; from=<> to=<[email protected]> proto=ESMTP helo=<TYPPR03CU001.outbound.protection.outlook.com> Jun 10 16:51:48 franssen postfix/smtpd[4171296]: NOQUEUE: reject: RCPT from mail-japaneastazhn150120002.outbound.protection.outlook.com[2a01:111:f403:dc05::2]: 550 5.1.1 <[email protected]>: Recipient address rejected: User unknown in virtual mailbox table; from=<> to=<[email protected]> proto=ESMTP helo=<TYPPR03CU001.outbound.protection.outlook.com> Jun 10 16:51:48 franssen postfix/smtpd[4171391]: NOQUEUE: reject: RCPT from mail-japaneastazhn150120002.outbound.protection.outlook.com[2a01:111:f403:dc05::2]: 550 5.1.1 <[email protected]>: Recipient address rejected: User unknown in ... show less	Brute-Force
🇫🇮 MostHosted	2026-06-09 13:05:49 (2 months ago)	Spam Sender	Email Spam
🇫🇮 hieronymousch	2026-06-03 14:51:35 (2 months ago)	Jun 3 16:51:31 franssen postfix/smtpd[2750096]: NOQUEUE: reject: RCPT from mail-japaneastazhn150120 ... show more Jun 3 16:51:31 franssen postfix/smtpd[2750096]: NOQUEUE: reject: RCPT from mail-japaneastazhn150120002.outbound.protection.outlook.com[2a01:111:f403:dc05::2]: 550 5.1.1 <[email protected]>: Recipient address rejected: User unknown in virtual mailbox table; from=<> to=<[email protected]> proto=ESMTP helo=<TYPPR03CU001.outbound.protection.outlook.com> Jun 3 16:51:32 franssen postfix/smtpd[2750096]: NOQUEUE: reject: RCPT from mail-japaneastazhn150120002.outbound.protection.outlook.com[2a01:111:f403:dc05::2]: 550 5.1.1 <[email protected]>: Recipient address rejected: User unknown in virtual mailbox table; from=<> to=<[email protected]> proto=ESMTP helo=<TYPPR03CU001.outbound.protection.outlook.com> Jun 3 16:51:33 franssen postfix/smtpd[2750063]: NOQUEUE: reject: RCPT from mail-japaneastazhn150120002.outbound.protection.outlook.com[2a01:111:f403:dc05::2]: 550 5.1.1 <[email protected]>: Recipient address rejected: User unknown in ... show less	Brute-Force
🇫🇮 hieronymousch	2026-06-02 14:41:07 (2 months ago)	Jun 2 16:41:02 franssen postfix/smtpd[2679960]: NOQUEUE: reject: RCPT from mail-japaneastazhn150120 ... show more Jun 2 16:41:02 franssen postfix/smtpd[2679960]: NOQUEUE: reject: RCPT from mail-japaneastazhn150120002.outbound.protection.outlook.com[2a01:111:f403:dc05::2]: 550 5.1.1 <[email protected]>: Recipient address rejected: User unknown in virtual mailbox table; from=<> to=<[email protected]> proto=ESMTP helo=<TYPPR03CU001.outbound.protection.outlook.com> Jun 2 16:41:04 franssen postfix/smtpd[2679955]: NOQUEUE: reject: RCPT from mail-japaneastazhn150120002.outbound.protection.outlook.com[2a01:111:f403:dc05::2]: 550 5.1.1 <[email protected]>: Recipient address rejected: User unknown in virtual mailbox table; from=<> to=<[email protected]> proto=ESMTP helo=<TYPPR03CU001.outbound.protection.outlook.com> Jun 2 16:41:05 franssen postfix/smtpd[2679964]: NOQUEUE: reject: RCPT from mail-japaneastazhn150120002.outbound.protection.outlook.com[2a01:111:f403:dc05::2]: 550 5.1.1 <[email protected]>: Recipient address rejected: User unknown in ... show less	Brute-Force
🇫🇮 hieronymousch	2026-06-02 11:40:55 (2 months ago)	Jun 2 13:40:14 franssen postfix/smtpd[2673100]: NOQUEUE: reject: RCPT from mail-japaneastazhn150120 ... show more Jun 2 13:40:14 franssen postfix/smtpd[2673100]: NOQUEUE: reject: RCPT from mail-japaneastazhn150120002.outbound.protection.outlook.com[2a01:111:f403:dc05::2]: 550 5.1.1 <[email protected]>: Recipient address rejected: User unknown in virtual mailbox table; from=<> to=<[email protected]> proto=ESMTP helo=<TYPPR03CU001.outbound.protection.outlook.com> Jun 2 13:40:28 franssen postfix/smtpd[2673100]: NOQUEUE: reject: RCPT from mail-japaneastazhn150120002.outbound.protection.outlook.com[2a01:111:f403:dc05::2]: 550 5.1.1 <[email protected]>: Recipient address rejected: User unknown in virtual mailbox table; from=<> to=<[email protected]> proto=ESMTP helo=<TYPPR03CU001.outbound.protection.outlook.com> Jun 2 13:40:45 franssen postfix/smtpd[2673100]: NOQUEUE: reject: RCPT from mail-japaneastazhn150120002.outbound.protection.outlook.com[2a01:111:f403:dc05::2]: 550 5.1.1 <[email protected]>: Recipient address rejected: User unknown in ... show less	Brute-Force
🇫🇮 hieronymousch	2026-06-02 11:14:52 (2 months ago)	Jun 2 13:14:28 franssen postfix/smtpd[2672124]: NOQUEUE: reject: RCPT from mail-japaneastazhn150120 ... show more Jun 2 13:14:28 franssen postfix/smtpd[2672124]: NOQUEUE: reject: RCPT from mail-japaneastazhn150120002.outbound.protection.outlook.com[2a01:111:f403:dc05::2]: 550 5.1.1 <[email protected]>: Recipient address rejected: User unknown in virtual mailbox table; from=<> to=<[email protected]> proto=ESMTP helo=<TYPPR03CU001.outbound.protection.outlook.com> Jun 2 13:14:30 franssen postfix/smtpd[2672228]: NOQUEUE: reject: RCPT from mail-japaneastazhn150120002.outbound.protection.outlook.com[2a01:111:f403:dc05::2]: 550 5.1.1 <[email protected]>: Recipient address rejected: User unknown in virtual mailbox table; from=<> to=<[email protected]> proto=ESMTP helo=<TYPPR03CU001.outbound.protection.outlook.com> Jun 2 13:14:31 franssen postfix/smtpd[2672130]: NOQUEUE: reject: RCPT from mail-japaneastazhn150120002.outbound.protection.outlook.com[2a01:111:f403:dc05::2]: 550 5.1.1 <[email protected]>: Recipient address rejected: User unknown in ... show less	Brute-Force
🇫🇮 hieronymousch	2026-06-02 10:59:37 (2 months ago)	Jun 2 12:59:25 franssen postfix/smtpd[2672130]: NOQUEUE: reject: RCPT from mail-japaneastazhn150120 ... show more Jun 2 12:59:25 franssen postfix/smtpd[2672130]: NOQUEUE: reject: RCPT from mail-japaneastazhn150120002.outbound.protection.outlook.com[2a01:111:f403:dc05::2]: 550 5.1.1 <[email protected]>: Recipient address rejected: User unknown in virtual mailbox table; from=<> to=<[email protected]> proto=ESMTP helo=<TYPPR03CU001.outbound.protection.outlook.com> Jun 2 12:59:27 franssen postfix/smtpd[2672126]: NOQUEUE: reject: RCPT from mail-japaneastazhn150120002.outbound.protection.outlook.com[2a01:111:f403:dc05::2]: 550 5.1.1 <[email protected]>: Recipient address rejected: User unknown in virtual mailbox table; from=<> to=<[email protected]> proto=ESMTP helo=<TYPPR03CU001.outbound.protection.outlook.com> Jun 2 12:59:27 franssen postfix/smtpd[2672124]: NOQUEUE: reject: RCPT from mail-japaneastazhn150120002.outbound.protection.outlook.com[2a01:111:f403:dc05::2]: 550 5.1.1 <[email protected]>: Recipient address rejected: User unknown in ... show less	Brute-Force
🇩🇪 filstal.org	2026-05-25 04:35:20 (3 months ago)	CrowdSec-Report: crowdsecurity/postfix-spam	Email Spam Brute-Force
🇩🇪 CK_beats	2026-05-24 05:20:02 (3 months ago)	Blocked by os-abuseipdb on OPNsense firewall KN-FW01; 5 hits, proto=tcp, ports=25	Port Scan Hacking
🇩🇪 filstal.org	2026-05-23 10:07:53 (3 months ago)	CrowdSec-Report: crowdsecurity/postfix-spam	Email Spam Brute-Force
🇩🇪 filstal.org	2026-05-21 05:24:34 (3 months ago)	CrowdSec-Report: crowdsecurity/postfix-spam	Email Spam Brute-Force
🇩🇪 CK_beats	2026-05-21 04:50:07 (3 months ago)	Blocked by os-abuseipdb on OPNsense firewall KN-FW01; 5 hits, proto=tcp, ports=25	Port Scan Hacking
🇨🇴 JhonDavidModel	2026-05-20 13:14:00 (3 months ago)	Office365 Password	Spoofing Phishing

Showing 16 to 30 of 67 reports

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