Identicon of IP address 131.0.31.146

131.0.31.146

IP Risk Score: 68 / 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: 131.0.31.146
Country: Brazil flag Brazil (BR)
Region Name: Rio de Janeiro (RJ)
City: Rio de Janeiro
ISP: Giga Mais Fibra Telecomunicacoes S.A.
Threat level: 68 / 100
Conf. level: 100 / 100
Properties
ASN: AS28210
AS Name: GIGA MAIS FIBRA TELECOMUNICACOES S.A.
Timezone: America/Sao_Paulo
Reverse DNS: 131-0-31-146.static.sumicity.net.br
Status: Critical

Observed Client Profile
  • OS: Android (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 a mobile device but may be spoofed. The single access event raises concerns about possible probing behavior.

The supernet (131.0.0.0/16), which this IP belongs to, exhibits low interaction, repetitive access patterns with distinct user agents across multiple IPs, suggesting potential automated behavior. However, the lack of consistent RDNS matches and the presence of multiple unique user agents indicate a mix of benign and potentially suspicious activities.

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Botnet Node
JavaScript Support
⚠️ No
User-Agent Samples
  • Mozilla/5.0 (Linux; Android 6.0; Nexus 5 Build/MRA58N) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/60.0.5225.1354 Mobile Safari/537.36

IP Location

Region: Rio de Janeiro, Brazil

City: Rio de Janeiro

Local time: 2026-06-23 20:42:53