87.236.176.231
IP Intelligence Briefing: 87.236.176.231
Date: 2026-06-07
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**1. Risk Profile**
- Risk Score: 40 (Moderate Risk)
- Provider: Driftnet Hostmaster (AS211298)
- Geolocation:
- Country: United Kingdom (GB)
- Region: England
- City: Leeds (discrepancy noted: historical records show New York, NY)
- Network Role: Firewalled / No Services (no open ports or TLS services detected).
- Threat Indicators: No malicious activity detected (no known attackers, spam, or campaigns).
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**2. Observation History**
- Latest Activity: June 7, 2026
- Geolocation inferred as New York, NY (conflict with registered UK location).
- DNS resolution linked to `internet-measurement.com` (monitoring/test infrastructure).
- Abuse Density: 0.36 (moderate risk within subnet).
- Stability: No significant changes in routing or ownership.
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**3. Relationships & Dependencies**
- DNS Associations:
- Multiple PTR records pointing to `r3-231-e7.monitoring.internet-measurement.com` (likely monitoring/test host).
- Network Connections:
- Subnet: `87.236.176.0/24` (Driftnet Hostmaster).
- Neighbor Risk: 4 high-risk IPs, 76 medium-risk IPs, 20 low-risk IPs in subnet.
- Abuse Density: 0.04 (low overall, but 70 IPs show threat activity).
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**4. Key Findings**
- Ownership: Driftnet Hostmaster (UK-based) with no reported abuse contacts.
- Geolocation Discrepancy: Conflicting data suggests potential misconfiguration or spoofing.
- Monitoring Activity: DNS ties to `internet-measurement.com` imply possible testing or measurement infrastructure.
- Subnet Risk: Moderate abuse density (40% of neighbors flagged as risky).
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**5. Recommendations**
- Monitor Geolocation Anomalies: Investigate the New York, NY inference vs. registered UK location.
- Audit DNS Resolution: Verify if `internet-measurement.com` is a legitimate service or potential spoofing.
- Subnet Scanning: Prioritize monitoring high-risk neighbors (4 IPs) in the `87.236.176.0/24` subnet.
- Check for Anomalies: Ensure no unexpected traffic patterns or misconfigured services on this IP.
End of Briefing
*Generated via IPDebrief intelligence tools.*
This summary was generated by AI and may contain inaccuracies. Verify critical details independently.
🏢 Ownership & Registration
| Organization | Driftnet Hostmaster |
| ASN | AS211298 |
| Network Name | — |
| CIDR Block | — |
| RIR | RIPE |
| Country | — |
| Abuse Contact | Available via RDAP |
🌐 DNS Intelligence
| PTR | r3-231-e7.monitoring.internet-measurement.com |
| Forward Confirmed | Yes — FCrDNS verified |
| Forward Hostnames | r3-231-e7.monitoring.internet-measurement.com |
🔐 DNS Hygiene
| Hygiene Score | 80% (Excellent) |
| SPF | Present |
| DMARC | Present |
| FCrDNS | Verified |
| DNSSEC | Valid |
| CAA | Not configured |
☁️ Network Classification
| Infrastructure | Unknown |
| Service Purpose | Single-Service Host |
| Network Tier | Tier 3 — Basic operator with some routing infrastructure |
🔌 Services & Open Ports
| Port | Service | Protocol | Banner |
|---|---|---|---|
| 80 | http | tcp | — |
| Closed Ports | 22, 25, 443, 3389, 8080, 8443 (1 open / 7 scanned) | ||
| 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 | 27% | 2 | 2 |
| routing | 13% | 1 | 1 |
| services | 13% | 1 | 1 |
| ownership | 27% | 2 | 3 |
| reputation | 19% | 1 | 2 |
| geolocation | 35% | 2 | 3 |
| Overall | 22% | 9 | 12 |
| Data Coherence | Consistent (100%) |
| Attribution | Moderate (70%) |
| OwnershipFCrDNSGeo ConsensusGeo PlausibleIRR MatchRPKI Valid |
📅 Observation Timeline 🔄 Live
| First Seen | 2026-05-14 01:10:46 UTC |
| Last Seen | 2026-06-07 02:38:41 UTC |
| Profile Built | 2026-06-07 03:12:42 UTC |
| Data Freshness | Live |
| Signal Types | 20 |
| Total Observations | 20 |
Full dossier details are available via our API.