119.42.96.37📋 Copy

# IP Intelligence Briefing: 119.42.96.37/32

Date: 2026-07-30

Classification: Moderate Risk (Score: 40/100)

Assignment: Threat Intelligence Analysis

Status: Investigate / Monitor

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## Executive Summary

IP address 119.42.96.37/32 is registered to Weerapong Pankaew (CAT-BB-NET), an infrastructure organization operating under APNIC (ASN 131090). The address is geolocated to Chiang Mai, Thailand. The IP presents moderate risk (score 40) with no active threat indicators, no open services, and no known associations with malicious campaigns. The immediate /24 neighborhood shows low abuse density (0.0) with only one medium-risk neighbor. No actionable threat indicators were identified in this assessment.

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## Technical Profile

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## Threat Assessment

Current Threat Indicators: None

• Known Campaigns: No associations detected
• Attacker Reputation: Not flagged as known attacker
• Spam Source: Not flagged as spam source
• Tor Exit Node: No
• Blacklist Count: 0 (threat indicators section)

Control Plane Observations:

• DNSBL Listings: 2 out of 8 total lists (minimal operator score: 0.1304)
• Route Stability: Unstable (not isRouteStable: false)
• BGP Prefix: 119.42.96.0/24
• RPKI/Irr: Not verified

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## Neighborhood Analysis (/24: 119.42.96.0/24)

Subnet Classification: Clean (Abuse Density: 0.0)

Risk Distribution: High: 0, Medium: 1, Low: 4

Active Siblings: 3 of 6 total

Threat Siblings: 0

Note: One neighbor (119.42.96.112) shares the same moderate risk score (40).

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## Relationship Graph

The IP has limited relationship data, primarily showing network-level associations:

• CAT-BB-NET: Same network entity (multiple relationship entries)
• No organizational, hostname, or certificate relationships detected

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## Historical Observations (Last 13 Signals)

Recent signal history indicates stable, low-activity profile:

• Classification: Consistently marked as "clean" with 0 abuse density
• Geolocation: Multiple Thailand/Chiang Mai signals (confidence 0.52-0.70)
• Service Detection: No persistent service signatures
• Malicious Behavior: No threat persistence days recorded, not persistently malicious
• Ownership Stability: No ownership changes observed

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## Recommended Actions

Risk-Based Recommendations:

1. Block at Network Perimeter:

```bash

iptables -A INPUT -s 119.42.96.37 -j DROP

nft add rule inet filter input ip saddr 119.42.96.37 drop

```

2. WAF Integration:

- Cloudflare WAF: Block with expression `ip.src eq 119.42.96.37`

- AWS WAF: Add address 119.42.96.37/32 to whitelist of blocked IPs

3. Monitoring: Continue monitoring for service openings or behavioral changes

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## Intelligence Narrative

The IP address 119.42.96.37 presents a moderate risk profile primarily due to its association with a medium-risk subnet environment. While the IP itself shows no active threat indicators, open ports, or malicious campaign associations, the moderate risk score (40) and the presence of a similarly-scored neighbor (119.42.96.112) warrant defensive monitoring.

The absence of DNS records, open services, and threat indicators suggests this may be a passive infrastructure endpoint or a recently provisioned address. The geolocation signals consistently point to Chiang Mai, Thailand, with varying confidence levels. The control plane indicates some route instability but no significant BGP anomalies.

Key Indicators for SOC Teams:

• Risk score: 40/100 (moderate, not critical)
• No active threat indicators
• No known campaign associations
• Clean subnet abuse density (0.0)
• Limited relationship graph data
• Moderate DNSBL presence (2/8 lists)

Recommended Handling: Monitor and block at perimeter if consistent with organization policy. No immediate escalation required.

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*Report generated using IPDebrief intelligence platform. Data accuracy dependent on available signal sources and update frequency.*

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