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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 9%: ?

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 3 weeks ago.

Old Reports: The most recent abuse report for this IP address is from 3 weeks ago . It is possible that this IP is no longer involved in abusive activities.

Reporter	IoA Timestamp (UTC)	Comment	Categories
🇫🇮 hieronymousch	2026-07-30 13:38:34 (3 weeks ago)	Jul 30 15:38:29 franssen postfix/smtpd[2657752]: NOQUEUE: reject: RCPT from mail-japaneastazhn150120 ... show more Jul 30 15:38:29 franssen postfix/smtpd[2657752]: 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> Jul 30 15:38:30 franssen postfix/smtpd[2657551]: 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> Jul 30 15:38:31 franssen postfix/smtpd[2657441]: 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	2026-07-30 10:27:41 (3 weeks ago)	Jul 30 12:27:35 franssen postfix/smtpd[2633960]: NOQUEUE: reject: RCPT from mail-japaneastazhn150120 ... show more Jul 30 12:27:35 franssen postfix/smtpd[2633960]: 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> Jul 30 12:27:36 franssen postfix/smtpd[2633954]: 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> Jul 30 12:27:37 franssen postfix/smtpd[2633967]: 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	2026-07-29 21:13:16 (3 weeks ago)	Jul 29 23:08:39 franssen postfix/smtpd[2513272]: NOQUEUE: reject: RCPT from mail-japaneastazhn150120 ... show more Jul 29 23:08:39 franssen postfix/smtpd[2513272]: 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> Jul 29 23:09:24 franssen postfix/smtpd[2513272]: 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> Jul 29 23:10:41 franssen postfix/smtpd[2513281]: 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	2026-07-29 20:56:36 (3 weeks ago)	Jul 29 22:53:39 franssen postfix/smtpd[2511326]: NOQUEUE: reject: RCPT from mail-japaneastazhn150120 ... show more Jul 29 22:53:39 franssen postfix/smtpd[2511326]: 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> Jul 29 22:53:53 franssen postfix/smtpd[2511326]: 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> Jul 29 22:54:07 franssen postfix/smtpd[2511326]: 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	2026-07-22 20:49:13 (1 month ago)	Jul 22 22:49:09 franssen postfix/smtpd[1041505]: NOQUEUE: reject: RCPT from mail-japaneastazhn150120 ... show more Jul 22 22:49:09 franssen postfix/smtpd[1041505]: 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> Jul 22 22:49:11 franssen postfix/smtpd[1041226]: 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> Jul 22 22:49:11 franssen postfix/smtpd[1041497]: 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	2026-07-21 20:38:03 (1 month ago)	Jul 21 22:37:54 franssen postfix/smtpd[837059]: NOQUEUE: reject: RCPT from mail-japaneastazhn1501200 ... show more Jul 21 22:37:54 franssen postfix/smtpd[837059]: 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> Jul 21 22:37:55 franssen postfix/smtpd[837383]: 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> Jul 21 22:37:57 franssen postfix/smtpd[837150]: 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	2026-07-21 17:26:48 (1 month ago)	Jul 21 19:26:32 franssen postfix/smtpd[813537]: NOQUEUE: reject: RCPT from mail-japaneastazhn1501200 ... show more Jul 21 19:26:32 franssen postfix/smtpd[813537]: 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> Jul 21 19:26:39 franssen postfix/smtpd[813587]: 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> Jul 21 19:26:42 franssen postfix/smtpd[813537]: 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	2026-07-21 17:04:48 (1 month ago)	Jul 21 19:04:32 franssen postfix/smtpd[810357]: NOQUEUE: reject: RCPT from mail-japaneastazhn1501200 ... show more Jul 21 19:04:32 franssen postfix/smtpd[810357]: 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> Jul 21 19:04:33 franssen postfix/smtpd[810383]: 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> Jul 21 19:04:37 franssen postfix/smtpd[810365]: 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	2026-07-14 16:54:10 (1 month ago)	Jul 14 18:54:03 franssen postfix/smtpd[4035136]: NOQUEUE: reject: RCPT from mail-japaneastazhn150120 ... show more Jul 14 18:54:03 franssen postfix/smtpd[4035136]: 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> Jul 14 18:54:06 franssen postfix/smtpd[4035134]: 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> Jul 14 18:54:06 franssen postfix/smtpd[4035138]: 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	2026-07-13 16:53:55 (1 month ago)	Jul 13 18:53:38 franssen postfix/smtpd[3964864]: NOQUEUE: reject: RCPT from mail-japaneastazhn150120 ... show more Jul 13 18:53:38 franssen postfix/smtpd[3964864]: 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> Jul 13 18:53:46 franssen postfix/smtpd[3964871]: 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> Jul 13 18:53:49 franssen postfix/smtpd[3964867]: 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	2026-07-11 19:29:45 (1 month ago)	Jul 11 21:24:37 franssen postfix/smtpd[3424888]: NOQUEUE: reject: RCPT from mail-japaneastazhn150120 ... show more Jul 11 21:24:37 franssen postfix/smtpd[3424888]: 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> Jul 11 21:25:15 franssen postfix/smtpd[3424888]: 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> Jul 11 21:25:53 franssen postfix/smtpd[3424888]: 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
🇩🇪 CK_beats	2026-07-11 16:15:05 (1 month ago)	Blocked by os-abuseipdb on OPNsense firewall KN-FW01; 4 hits, proto=tcp, ports=25	Port Scan Hacking
🇫🇮 hieronymousch	2026-07-11 16:07:42 (1 month ago)	Jul 11 18:07:10 franssen postfix/smtpd[3399426]: NOQUEUE: reject: RCPT from mail-japaneastazhn150120 ... show more Jul 11 18:07:10 franssen postfix/smtpd[3399426]: 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> Jul 11 18:07:15 franssen postfix/smtpd[3399400]: 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> Jul 11 18:07:20 franssen postfix/smtpd[3399426]: 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	2026-07-11 15:45:03 (1 month ago)	Jul 11 17:44:45 franssen postfix/smtpd[3395231]: NOQUEUE: reject: RCPT from mail-japaneastazhn150120 ... show more Jul 11 17:44:45 franssen postfix/smtpd[3395231]: 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> Jul 11 17:44:48 franssen postfix/smtpd[3396700]: 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> Jul 11 17:44:54 franssen postfix/smtpd[3396678]: 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	2026-06-11 15:44:12 (2 months ago)	Jun 11 17:44:09 franssen postfix/smtpd[188568]: NOQUEUE: reject: RCPT from mail-japaneastazhn1501200 ... show more Jun 11 17:44:09 franssen postfix/smtpd[188568]: 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 17:44:10 franssen postfix/smtpd[188566]: 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 17:44:10 franssen postfix/smtpd[188592]: 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

Showing 1 to 15 of 67 reports

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