45.3.54.159📋 Copy

# IP Intelligence Briefing: 45.3.54.159/32

## Executive Summary

IP address 45.3.54.159 presents a Low Risk profile with a risk score of 25. The asset is classified as firewalled with no open services, exhibits minimal threat indicators, and maintains a clean neighborhood classification. No immediate defensive action is required, though monitoring is recommended.

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## Ownership and Infrastructure Profile

The IP belongs to the 3xktech GmbH infrastructure block, registered under ARIN. The organization maintains minimal network presence with no active service exposure.

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## Threat Assessment

Current Threat Indicators:

• Risk Score: 25 (Low Risk)
• Abuse Confidence Score: Not applicable
• Blacklist Count: 0
• DNSBL Listings: 1 (of 8 total lists checked)
• Known Campaigns: None detected
• Is Tor Exit: No
• Is Known Attacker: No
• Is Spam Source: No

Network Role Classification:

• Not a provider, CDN, VPN, proxy, Tor node, hosting service, mobile, residential, bogon, or anycast
• Infrastructure Type: Not classified
• Connection Type: Not determined

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## Neighborhood Analysis (45.3.54.0/24)

Risk Distribution in Subnet:

• High Risk: 0
• Medium Risk: 0
• Low Risk: 10

The /24 subnet demonstrates minimal abuse activity with zero threat-sibling IPs. All neighboring addresses show risk scores of either 0 or 25, with no elevated risk indicators in the immediate network context.

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## Technical Observations

Services and Ports:

• Open Ports: None detected
• TLS Certificate: None
• HTTP Title: None
• Server Banner: None
• Certificate Authority: None

DNS Analysis:

• PTR Hostnames: None
• Forward Resolution: Not confirmed
• Hosted Domains: None
• Email Auth: No SPF, DMARC, or TXT records detected
• Forward Resolution Count: 0

Control Plane:

• BGP Prefix: 45.3.54.0/24
• Origin ASN: 200373
• RPKI State: Not available
• IRR Consistency: Not available
• Route Stability: Unstable (isRouteStable: false)
• DNSSEC: Valid

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## Observation History (Last 15 Signals)

Recent observations from 2026-07-27 indicate consistent characteristics:

1. Geolocation Signals: Consistent distance measurements of ~471km from claimed location with RTT averages around 110ms

2. Network Classification: Maintains "clean" subnet classification across multiple observations

3. Ownership Data: Persistent registration under lir-de-3xktechgmbh-1-MNT

4. Service State: Consistent "firewalled/no services" classification

No significant changes observed in threat profile or ownership status over the observation period.

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## Related Entities

Network Relationships:

• Same Network: DE-3XKTECHGMBH-20150902 (2 relationships)

The IP maintains minimal external relationships, primarily within its registered network namespace.

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## Defensive Recommendations

Current Actions:

• No specific firewall rules or WAF recommendations generated
• Risk score (25) below typical blocking thresholds
• No active services to target

Monitoring Considerations:

• Monitor for service activation (current state: firewalled/no services)
• Track any changes in DNSBL listings
• Continue neighborhood surveillance for emerging threats
• Review route stability anomalies if operational concerns arise

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## Conclusion

IP 45.3.54.159 represents a low-risk infrastructure asset with no active threat indicators. The subnet maintains a clean reputation, and the IP exhibits characteristics consistent with a dormant or minimally utilized German infrastructure endpoint. SOC teams may monitor without immediate defensive action, though standard baseline monitoring is advised.

Priority: LOW

Action Required: NONE

Recommended Action: Continue routine monitoring

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