Identicon of IP address 187.121.146.143

187.121.146.143

IP Risk Score: 67 / 100

This IP is considered high risk and shows signs of malicious behavior. Strong indicators point to automated scanning or suspicious access attempts. This assessment is backed by strong and consistent detection signals. The combined indicators suggest a high overall security risk. Defensive measures such as rate limiting or blocking are recommended.

What is this IP address?
IP Address: 187.121.146.143
Country: Brazil flag Brazil (BR)
Region Name: Federal District (DF)
City: Brasília
ISP: Allrede Telecom Ltda
Organization: Allrede Telecom Ltda
Threat level: 67 / 100
Conf. level: 100 / 100
Properties
ASN: AS273683
AS Name: ALLREDE TELECOM LTDA
Timezone: America/Sao_Paulo
Reverse DNS: 187-121-146-143.allrede.tec.br
Status: Critical

Observed Client Profile
  • OS: iOS (100%)
  • Device Type: Mobile (100%)
  • Browser Family: Chrome (100%)
  • Rendering Engine: Gecko (100%)
Behavioral Indicators

The IP shows signs of potential automated activity, including a botnet detection signal and lack of JavaScript support. The user-agent appears to be spoofed, indicating possible evasion tactics. The single access event raises concerns about the intent behind the request.

The supernet (187.121.0.0/16), which this IP belongs to, exhibits signs of coordinated automation with repetitive low-interaction visits and a variety of user agents, some of which mimic legitimate browser behavior. However, the presence of multiple DNS mismatches and a lack of consistent legitimate bot behavior raises concerns about potential scraping or analytics pollution.

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Botnet Node
JavaScript Support
⚠️ No
User-Agent Samples
  • Mozilla/5.0 (iPhone; CPU iPhone OS 11_0 like Mac OS X) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/47.0.5079.1382 Mobile Safari/537.36

IP Location

Region: Federal District, Brazil

City: Brasília

Local time: 2026-06-23 07:07:31