45.162.21.228📋 Copy

# IP Intelligence Briefing: 45.162.21.228

## Executive Summary

IP 45.162.21.228 was identified as a high-risk address (risk score: 80) associated with ASN 267690 (ELDA SALERNO/FULLNET), Argentina. The IP shows elevated DNSBL presence and network reputation concerns despite no open services or direct threat indicators.

## Risk Profile

The target IP maintains a risk score of 80 and is classified as High Risk. No open ports or active services were detected; the service purpose is listed as "Firewalled / No Services." The address is geolocated to Buenos Aires, Argentina (Cabildo) with an accuracy radius of 1500 km.

## Ownership and Registration

• ASN: 267690 (ELDA SALERNO(FULLNET))
• Network Range: 45.162.20.0/23
• CIDR Block: 45.162.20.0 - 45.162.21.255
• RIR: ARIN
• Registration Date: Not available

## Threat Indicators and Blacklist Status

The IP appears on 5 out of 8 DNSBL lists with maximum severity rated as "high." Control plane data indicates 5 DNSBL listings total. No direct threat indicators were observed:

• Not a Tor exit node
• Not a known attacker IP
• Not a spam source
• No known campaign associations
• No open ports or services detected

## Network Neighborhood Analysis

The /24 subnet 45.162.21.0/24 contains 37 sibling IPs with varying risk profiles:

• Risk Distribution: 0 high-risk, 24 medium-risk, 12 low-risk neighbors
• Notable High-Risk Neighbors: 45.162.21.195 (70), 45.162.21.201 (70), 45.162.21.202 (70)
• Abuse Density: 0.0
• Subnet Classification: Not inherited risk

Several neighboring IPs share similar risk scores (55/50) suggesting a shared infrastructure pattern.

## Historical Observations

Recent signal history from July 29, 2026 shows:

• Multiple blacklist listings confirmed (8 total, 5 active)
• DNSSEC validation: Valid
• PTR resolution: None
• ASN confirmation: AS267690 - ELDA SALERNO(FULLNET)
• Geolocation: Argentina (AR) via RDAP registration

## Recommended Actions

The IP was observed with firewalled configuration and no open services. No specific firewall rules were generated due to the lack of active services. SOC teams should monitor the /24 subnet for correlated activity, particularly the neighbors with risk scores of 70 and 55.

## Intelligence Assessment

This IP represents a medium-to-high risk infrastructure address within a provider network showing mixed reputation characteristics. The high risk score correlates with DNSBL presence rather than active exploitation indicators. The subnet contains multiple medium-to-high risk neighbors, suggesting broader infrastructure-level concerns within the 45.162.21.0/24 range.

This summary was generated by AI and may contain inaccuracies. Verify critical details independently.