181.223.5.145
Classification: Malicious
181.223.5.145 is a malicious IP address. Reported by 2 threat sources, last seen 2026-09-02. Network: AS28573 Claro Nxt Telecomunicacoes LTDA.
Current activity
- Known attacker — Seen launching attacks over the Internet.
Blacklist sightings
| Description | Source | First seen | Last seen | Labels | MITRE ATT&CK |
|---|---|---|---|---|---|
| Malicious Host | CIArmy | 2026-07-30 20:03:02 | 2026-09-02 20:03:23 | attacker malicious-activity | |
| ET CINS Active Threat Intelligence Poor Reputation IP UDP | Emerging Threats | 2026-08-04 11:13:03 | 2026-08-28 09:15:34 | malicious-activity | |
| ET CINS Active Threat Intelligence Poor Reputation IP TCP | Emerging Threats | 2026-08-04 11:13:01 | 2026-08-27 09:15:08 | malicious-activity |
Whois information
- AS name
- AS28573 Claro Nxt Telecomunicacoes LTDA
- Registrant
- Claro Nxt Telecomunicacoes LTDA
- City
- Blumenau
- Postal code
- 89010-230
- Country
- BR — Brazil 🇧🇷
- First indexed
- 2026-07-30 20:03:02
- Last updated
- 2026-09-02 20:03:23