81.220.209.43
IP Intelligence Dossier
Your IP: 216.73.217.135
🤖 Witness AIThis summary was generated by AI and may contain inaccuracies. Verify critical details independently.
IP Intelligence Briefing: 81.220.209.43
Date: 2026-06-06
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**1. Risk Profile**
- Overall Risk: Low Risk (riskScore: 0)
- Provider/Authority Scores: All zero.
- Network Role: Residential endpoint (SFR mobile carrier, LTE/5G).
- Threat Indicators: No malicious activity, spam, or known attacker associations.
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**2. Geolocation & Ownership**
- Location: France (FR), Hauts-de-France region, Tergnier.
- Coordinates: Inferred at ~46.23°N, 2.21°E (500m accuracy).
- ISP/Organization: Numericable (AS15557), registered to SFR (Societe Francaise du Radiotelephone).
- Subnet: 81.220.209.43/24, part of a "mostly_clean" subnet with 1 threat sibling.
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**3. Network & DNS Context**
- DNS: Resolves to `43.209.220.81.rev.sfr.net` (sfr.net domain).
- Mobile Carrier: SFR (MCC 208, MNC 10), LTE/5G technology.
- Network Relationships: Linked to FR-NCNUMERICABLE ASN (AS15557) and residential infrastructure.
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**4. Observation History**
- First Seen: 2026-05-29 (residential endpoint classification).
- Last Seen: 2026-06-06 (geolocation inferred with 0.52 confidence).
- Consistency: Stable residential usage; no abrupt risk spikes.
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**5. Neighborhood Analysis**
- Subnet Abuse Density: 0 (clean).
- Neighbors: No active or malicious sibling IPs in the 81.220.209.43/24 subnet.
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**6. Actions & Recommendations**
- No Security Actions Required: Low risk, no threat indicators, and no malicious associations.
- Monitor: Track geolocation consistency if unusual activity emerges.
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Conclusion:
This IP is a legitimate residential endpoint operated by SFR in France. No malicious activity or network anomalies detected. No immediate defensive action required.
This summary was generated by AI and may contain inaccuracies. Verify critical details independently.
🏢 Ownership & Registration
| Organization | Numericable Administrative Role Account |
| ASN | AS15557 |
| Network Name | FR-NCNUMERICABLE |
| CIDR Block | 81.220.192.0/19 |
| RIR | RIPE |
| Country | FR |
| Abuse Contact | Available via RDAP |
🌐 DNS Intelligence
| PTR | 43.209.220.81.rev.sfr.net |
| Forward Confirmed | Yes — FCrDNS verified |
| Forward Hostnames | 43.209.220.81.rev.sfr.net |
🔐 DNS Hygiene
| Hygiene Score | 60% (Good) |
| SPF | Present |
| DMARC | Not configured |
| FCrDNS | Verified |
| DNSSEC | Valid |
| CAA | Not configured |
☁️ Network Classification
| Infrastructure | Residential |
| Service Purpose | Residential Endpoint |
| Network Tier | End-User — Residential ISP endpoint |
🔌 Services & Open Ports
| Port | Service | Protocol | Banner |
|---|---|---|---|
| No open ports detected | |||
| Server | — |
| HTTP Title | — |
🔐 TLS Certificate
No certificate
Issued by —
N/A
| 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 | 3 |
| routing | 13% | 1 | 1 |
| services | 8% | 1 | 1 |
| ownership | 27% | 2 | 3 |
| reputation | 22% | 1 | 3 |
| geolocation | 27% | 2 | 3 |
| Overall | 21% | 9 | 14 |
Coverage: 6/6 dimensions · Data sufficiency: sufficient
| Data Coherence | Consistent (100%) |
| Attribution | Moderate (70%) |
| OwnershipFCrDNSGeo ConsensusGeo PlausibleIRR MatchRPKI Valid |
📅 Observation Timeline 🔄 Live
| First Seen | 2026-05-12 03:44:26 UTC |
| Last Seen | 2026-06-26 15:34:00 UTC |
| Profile Built | 2026-06-26 15:42:09 UTC |
| Data Freshness | Live |
| Signal Types | 19 |
| Total Observations | 20 |
🔍 19 signal types · 20 observations collected
This report is generated from 19+ independent intelligence signals including
ownership records, DNS analysis, BGP routing, TLS certificates, port scanning, threat feeds,
behavioral fingerprinting, and more.
Full dossier details are available via our API.
Full dossier details are available via our API.
ℹ️ About This Report
All data shown is publicly available network metadata — IP addresses do not reliably identify individuals.
Assessments are probabilistic and should not be used as sole basis for access control decisions.
To report an issue or request data review, contact admin@ipdebrief.com.