151.240.55.164
IP Intelligence Briefing: 151.240.55.164
*Generated via IPDebrief Threat Intelligence Platform*
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**1. Core Profile**
- Risk Rating: Moderate Risk (Risk Score: 50/100)
- Ownership: Private Customer (ASN: 137409, RIPE)
- Geolocation: Sioux Falls, South Dakota, United States (43.55°N, -96.72°W)
- Network Role: Firewalled / No Services (No open ports, no TLS/HTTP services detected)
- Threat Indicators: No malicious activity detected (no blacklists, campaigns, or abuse reports)
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**2. Observation History**
- Latest Activity: June 11, 2026 (low-confidence signals)
- Key Trends:
- Consistent geolocation data (Sioux Falls, SD) across 7 observations.
- No significant changes in risk score (stable at 50).
- Mixed confidence signals (0.14–0.70), with no high-confidence threats.
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**3. Network Relationships**
- Linked Entities:
- Same /24 subnet: `NET-151-240-55-0-24` (48 IPs total).
- No direct links to organizations, domains, or certificates.
- Control Plane:
- Valid DNSSEC, but listed in 2 DNSBLs (low confidence).
- BGP route stability: 0 route changes in 30 days.
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**4. Subnet Neighborhood**
- Subnet: `151.240.55.0/24` (256 IPs total).
- Risk Distribution:
- 10 IPs with medium risk (25–50 score).
- 18 IPs with low risk (≤25 score).
- 1 IP with high risk (score >50).
- Abuse Density: 0% (no malicious activity detected in subnet).
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**5. Actionable Insights**
- No Immediate Threat: The IP itself shows no malicious indicators, but monitor neighbors for potential lateral movement.
- Subnet Monitoring: Focus on IPs with medium/high risk in the same subnet (e.g., `151.240.55.50`, `151.240.55.211`).
- DNS Security: Verify DNSSEC validity and investigate DNSBL listings (though low confidence).
- Geolocation Consistency: Confirm if the IP’s location aligns with expected network infrastructure.
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Next Steps:
- Correlate with internal logs for traffic patterns.
- Update firewall rules to block high-risk subnet neighbors if not already done.
- Reassess in 7 days to check for emerging threats.
*Generated by IPDebrief Threat Intelligence Platform*
This summary was generated by AI and may contain inaccuracies. Verify critical details independently.
🏢 Ownership & Registration
| Organization | Private Customer |
| ASN | AS137409 |
| Network Name | NET-151-240-55-0-24 |
| CIDR Block | 151.240.55.0/24 |
| RIR | RIPE |
| Country | VG |
| Abuse Contact | Available via RDAP |
🌐 DNS Intelligence
| PTR Record | No PTR |
| Forward Confirmed | No — PTR hostname does not resolve back to this IP (weak signal) |
🔐 DNS Hygiene
| Hygiene Score | 20% (Poor) |
| SPF | Not configured |
| DMARC | Not configured |
| FCrDNS | Not verified |
| DNSSEC | Valid |
| CAA | Not configured |
☁️ Network Classification
| Infrastructure | Unknown |
| Service Purpose | Firewalled / No Services |
| Network Tier | Unknown — Insufficient routing data to classify |
🔌 Services & Open Ports
| Port | Service | Protocol | Banner |
|---|---|---|---|
| No open ports detected | |||
| Server | — |
| HTTP Title | — |
🔐 TLS Certificate
| SANs | None |
| Valid From | — |
| Valid Until | — |
🎯 Confidence Breakdown
Per-dimension confidence scores based on source diversity and data freshness
| Dimension | Score | Sources | Observations |
|---|---|---|---|
| threat | 13% | 1 | 1 |
| routing | 13% | 1 | 1 |
| services | 13% | 1 | 1 |
| ownership | 27% | 2 | 3 |
| reputation | 0% | 0 | 0 |
| geolocation | 13% | 1 | 1 |
| Overall | 13% | 6 | 7 |
| Data Coherence | Consistent (100%) |
| Attribution | Moderate (50%) |
| OwnershipFCrDNSGeo ConsensusGeo PlausibleIRR MatchRPKI Valid |
📅 Observation Timeline 🔄 Live
| First Seen | 2026-05-28 00:15:59 UTC |
| Last Seen | 2026-06-11 12:50:10 UTC |
| Profile Built | 2026-06-11 12:56:09 UTC |
| Data Freshness | Live |
| Signal Types | 15 |
| Total Observations | 15 |
Full dossier details are available via our API.