187.3.140.148

Classification: Malicious

187.3.140.148 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
Mail Spammer Barracuda 2026-09-02 20:03:39 2026-09-02 20:03:39 attacker malicious-activity
Malicious Host CIArmy 2026-09-02 20:03:38 2026-09-02 20:03:38 attacker malicious-activity

Whois information

AS name
AS28573 Claro NXT Telecomunicacoes Ltda
Registrant
Claro NXT Telecomunicacoes Ltda
City
Sao Paulo
Postal code
1016
Country
BR — Brazil 🇧🇷
First indexed
2026-09-02 20:03:38
Last updated
2026-09-02 20:03:38