153.141.246.87
Classification: Malicious
153.141.246.87 is a malicious IP address in Osaka, JP. 3 sightings from Barracuda and Blocklist.de (Mail Spammer, IMAP Attacker), last seen 2026-10-17.
Current activity
- Known attacker — Seen launching attacks over the Internet.
Blacklist sightings
| Description | Source | First seen | Last seen | Labels | MITRE ATT&CK |
|---|---|---|---|---|---|
| Mail Spammer | Barracuda | 2021-12-13 05:04:55 | 2026-10-17 22:45:55 | attacker malicious-activity | |
| IMAP Attacker | Blocklist.de | 2021-12-13 05:04:43 | 2021-12-14 05:08:43 | malicious-activity |
Tags
attacker imap pop3 sasl botWhois information
- AS name
- AS4713 NTT DOCOMO BUSINESS,Inc.
- AS registry
- apnic
- AS date
- 2011-02-28 00:00:00
- AS CIDR
- 153.128.0.0/11
- CIDR
- 153.128.0.0/10, 153.192.0.0/11, 153.224.0.0/12, 153.240.0.0/13, 153.248.0.0/14, 153.252.0.0/15
- Registrant
- NTT DOCOMO BUSINESS,Inc.
- Address
- Urbannet-Kanda Bldg 4F, 3-6-2 Uchi-Kanda Chiyoda-ku, Tokyo 101-0047, Japan
- City
- Osaka
- Postal code
- 541-0041
- Country
- JP — Japan 🇯🇵
- Contact email
- [email protected]
- First indexed
- 2021-12-13 05:04:43
- Last updated
- 2026-10-17 22:45:56
Malicious IPs in the same CIDR
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