Identicon of IP address 131.100.203.167

131.100.203.167

IP Risk Score: 74 / 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: 131.100.203.167
Country: Brazil flag Brazil (BR)
Region Name: São Paulo (SP)
City: São Paulo
ISP: Brisnet Telecomunicacoes Eireli
Organization: Brisnet Telecomunicacoes Eireli
Threat level: 74 / 100
Conf. level: 100 / 100
Properties
ASN: AS271683
AS Name: BRISNET TELECOMUNICACOES EIRELI
Timezone: America/Sao_Paulo
Status: Critical

Observed Client Profile
  • OS: Unknown (100%)
  • Device Type: Desktop (100%)
  • Browser Family: Unknown (100%)
  • Rendering Engine: Unknown (100%)
Behavioral Indicators

The IP shows a single access event with a malformed user-agent indicative of potential automation. The lack of RDNS and absence of JavaScript support raise concerns about the legitimacy of the request. The behavior suggests possible probing activity.

The supernet (131.100.0.0/16), 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 browsers. However, the presence of DNS mismatches and the lack of consistent legitimate behavior across the IPs suggest potential misuse or scraping activity.

JavaScript Support
⚠️ No
User-Agent Samples
  • Mozilla/5.0 (compatible; MSIE 7.0; Windows 95; Trident/5.1)

IP Location

Region: São Paulo, Brazil

City: São Paulo

Local time: 2026-06-24 04:25:13