45.126.168.139📋 Copy

# IPDEBRIEF INTELLIGENCE BRIEFING

Target: 45.126.168.139/32

Classification: Moderate Risk (Score: 40)

Date: Current Analysis Period

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## EXECUTIVE SUMMARY

IP 45.126.168.139 is assigned to organization MANOJ AGARWAL (NET4USERVICES, ASN 134014) within the 45.126.168.0/22 block. The address carries a moderate risk profile (40/100) with evidence of blacklist presence (2 listings across 8 DNSBLs, maximum severity rated "high"). The IP shows no active malicious indicators and no open services, but exhibits geographic inconsistency between US and India records.

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## OWNERSHIP & INFRASTRUCTURE

• Organization: MANOJ AGARWAL
• NetName: NET4USERVICES
• ASN: 134014
• CIDR Block: 45.126.168.0/22
• Geolocation: US, New York (NY); conflicting India records observed in historical data
• DNS PTR: 139-168.126.45.n4uspl.net (n4uspl.net)
• Forward Resolution: Confirmed (1 hostname)
• Email Authentication: SPF and DMARC records present
• Network Role: Firewalled / No Services Detected

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## THREAT INDICATORS

• Risk Score: 40 (Moderate)
• Threat Indicators: None detected
• Known Attacker: No
• Spam Source: No
• Tor Exit Node: No
• Blacklist Status: Listed on 2 of 8 DNSBLs (maximum severity: high)
• Historical Threat Observations: 0
• Persistence: Not persistently malicious

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## NEIGHBORHOOD ANALYSIS

The /24 subnet (45.126.168.0/24) shows low neighborhood threat density:

• Abuse Density: 0
• Total Siblings: 2
• Active Siblings: 2
• Neighbor Risk Profile:

- 45.126.168.142: Risk Score 0 (Low)

- 45.126.168.146: Risk Score 15 (Low-Medium)

The subnet demonstrates minimal correlated risk activity.

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## OBSERVATION HISTORY

Analysis of 16 historical observations reveals:

• Ownership Stability: No ownership changes observed
• Geographic Inconsistency: Mixed geolocation data between US and India across observation timeline
• Blacklist Activity: Recent observation (2026-07-23) documented 2 blacklist listings with high severity rating
• Signal Types Monitored: Ownership, network role, organization, geolocation, blacklist status

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## RELATIONSHIP MAPPING

The IP maintains 5 recorded relationships:

• 2x Same Network associations: NET4USERVICES
• 3x DNS Association: 139-168.126.45.n4uspl.net

No certificate matches or correlated campaign activity detected.

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## RECOMMENDATIONS

Based on the moderate risk profile and blacklist presence, the following defensive actions are recommended:

1. Monitoring: Add to threat intelligence monitoring for blacklist activity

2. Firewall Rules: Implement rate-limiting or geoblocking based on the observed US/India geographic split

3. DNS Filtering: Block at DNS level due to blacklist presence (2/8 lists)

4. Traffic Analysis: Monitor for outbound connections to this IP if acting as an internal resource

5. Block Decision: Conditional block advised pending investigation into blacklist listings

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Analyst Notes: The geographic inconsistency between US and India records warrants further investigation. The blacklist presence at maximum severity suggests prior malicious activity associated with this infrastructure. The IP remains unresponsive to service scans (firewalled), which may indicate dormant or compromised infrastructure awaiting exploitation.

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