181.123.62.21📋 Copy

# IP INTELLIGENCE BRIEFING: 181.123.62.21/32

Classification: Moderate Risk | Status: Active Monitoring

## Executive Summary

IP 181.123.62.21 is classified as a Moderate Risk (score: 50) residential/cable connection with conflicting geolocation signals and limited operational visibility. The IP exhibits no active services and has been observed on 2 of 8 DNS blacklists. Historical analysis reveals geolocation inconsistencies between US and Paraguay sources, suggesting potential NAT or proxy usage patterns.

## Network Profile

Control Plane:

• BGP Origin ASN: 23201
• BGP Prefix: 181.120.0.0/14
• Routing Stability: Non-stable (0 route changes observed in 30 days)
• DNSSEC: Valid

Geolocation Discrepancy:

• Primary Resolution: US, Virginia, Ashburn (2 geo sources, consensus: false)
• Alternative Resolution: PY (Paraguay), San Lorenzo (MaxMind Geolite2)
• Distance Validation: Geo-plausibility flag set to false due to conflicting sources
• Traceroute: 30 hops to Comcast transit network

DNS Analysis:

• PTR Record: pool-21-62-123-181.telecel.com.py
• Forward Resolution: Confirmed (1 hostname)
• Reverse DNS confirms Paraguay-based ISP Telecel
• No hosted domains or email authentication records (no SPF/DMARC)

Threat Indicators:

• Blacklist Count: 2 of 8 DNS blacklists
• Known Attacker: No
• Tor Exit Node: No
• Campaign Associations: None identified

## Operational Status

Network Role: Firewalled / No Services

• Open Ports: None detected
• TLS Certificate: None
• HTTP Banner: None
• Service Purpose: Firewalled

Behavioral Signals:

• HTTP 429 (Rate Limiting) observed in recent probing
• No honeypot hits or WAF violations
• Zero threat persistence days recorded
• Not classified as persistently malicious

## Neighborhood Analysis

Subnet: 181.123.62.0/24

• Abuse Density: 0 (low)
• Total Siblings: 1 active neighbor
• Neighbor Risk Distribution: 1 low-risk IP (181.123.62.210, score: 25)
• Inherited Risk: Minimal

Relationships:

• Only DNS hostname associations identified (pool-21-62-123-181.telecel.com.py)
• No organizational or certificate-based relationships

## Historical Context

Observation Timeline: 15 total observations

• Recent activity shows geolocation inconsistencies (US/PY conflicts)
• Operator score: 0.1304 (Minimal)
• No significant threat profile evolution observed

## Recommended Security Actions

Immediate Mitigation:

```bash

# iptables

iptables -A INPUT -s 181.123.62.21 -j DROP

# nftables

nft add rule inet filter input ip saddr 181.123.62.21 drop

```

WAF Integration:

• Cloudflare WAF: Block with expression `ip.src eq 181.123.62.21`
• AWS WAF: Add to allow list with description "IPDebrief risk 50"

Contextual Assessment:

• Low immediate threat severity (score 50/100)
• Residential/cable infrastructure with no active services
• Consider blocking if receiving connection attempts
• Monitor for behavioral changes in /24 subnet

## Intelligence Assessment

This IP presents as a residential/cable connection with no currently exploitable services. The moderate risk score is driven by DNS blacklist listings and geolocation inconsistencies rather than active malicious activity. The conflicting US/Paraguay geolocation data may indicate connection pooling, NAT traversal, or reporting inconsistencies from different geo-databases.

Recommended Priority: Monitor with standard residential connection parameters. No immediate threat action required unless connection attempts are observed.

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*Report generated: IPDebrief Intelligence Platform*

*Data Sources: Control Plane, DNS, Geo-IP, Threat Feeds, Historical Observations*

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