91.107.251.73
IP Intelligence Briefing: 91.107.251.73
*Generated using IPDebrief threat intelligence tools*
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**1. IP Profile**
- Risk Score: 40 (Moderate Risk)
- Ownership:
- ISP: Hetzner Online GmbH (ASN 24940)
- Network: CLOUD-NBG1 (RIPE RIR)
- Geolocation: Germany (DE), coordinates 51.17°N, 10.45°E (approx. Berlin)
- Hosting: CloudCompute infrastructure (no residential/mobile/VPN/proxy indicators)
- Threat Indicators: None detected (no malware, spam, or known attacker associations).
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**2. Network & DNS Context**
- Subnet: 91.107.251.73/24 (clean, no abuse density reported).
- DNS:
- PTR hostname: `static.73.251.107.91.clients.your-server.de`
- SPF/DKIM/DMArc: Validated (SPF: true, DMARC: true).
- No associated domains or email authentication risks.
- Routing:
- BGP prefix: `91.107.128.0/17` (Hetzner network).
- Route stability: Unstable (potential routing changes detected).
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**3. Historical Observations (Last 30 Days)**
- Activity:
- 22 observations (June 12–16, 2026).
- No persistent malicious activity or ownership changes.
- Geolocation validation failed (ICMP blocked; plausible but unverified).
- Risk Trends: Stable, no upward trend in threats or abuse.
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**4. Relationships & Neighbors**
- Linked Entities:
- DNS: `static.73.251.107.91.clients.your-server.de` (hostname).
- Network: CLOUD-NBG1 (same as ownership).
- Subnet Neighbors: None detected (empty neighbor list).
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**5. Actionable Insights**
- No immediate threat, but monitor DNS and routing anomalies.
- Geolocation discrepancy: City listed as "Tehran" but coordinates align with Germany. Verify data source integrity.
- Routing instability: Investigate BGP prefix `91.107.128.0/17` for potential network disruptions.
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Recommended Actions:
- No firewall rules or security actions required for this IP based on current data.
- Continuously monitor for geolocation validation and routing changes.
*Generated by IPDebrief threat intelligence platform.*
This summary was generated by AI and may contain inaccuracies. Verify critical details independently.
🏢 Ownership & Registration
| Organization | Hetzner Online GmbH - Contact Role |
| ASN | AS24940 |
| Network Name | CLOUD-NBG1 |
| CIDR Block | 91.107.240.0/20 |
| RIR | RIPE |
| Country | DE |
| Abuse Contact | Available via RDAP |
🌐 DNS Intelligence
| PTR | static.73.251.107.91.clients.your-server.de |
| Forward Confirmed | Yes — FCrDNS verified |
| Forward Hostnames | static.73.251.107.91.clients.your-server.de |
🔐 DNS Hygiene
| Hygiene Score | 100% (Excellent) |
| SPF | Present |
| DMARC | Present |
| FCrDNS | Verified |
| DNSSEC | Valid |
| CAA | Present |
☁️ Network Classification
| Infrastructure | Infrastructure / Datacenter |
| Service Purpose | Firewalled / No Services |
| Network Tier | Tier 3 — Basic operator with some routing infrastructure |
🔌 Services & Open Ports
| Port | Service | Protocol | Banner |
|---|---|---|---|
| No open ports detected | |||
| Closed Ports | 22, 25, 80, 443, 3389, 8080, 8443 (0 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 | 40% | 2 | 3 |
| routing | 13% | 1 | 1 |
| services | 13% | 1 | 1 |
| ownership | 30% | 2 | 3 |
| reputation | 28% | 1 | 3 |
| geolocation | 27% | 2 | 3 |
| Overall | 25% | 9 | 14 |
| Data Coherence | Consistent (100%) |
| Attribution | Moderate (70%) |
| OwnershipFCrDNSGeo ConsensusGeo PlausibleIRR MatchRPKI Valid |
📅 Observation Timeline 🔄 Live
| First Seen | 2026-06-01 23:55:08 UTC |
| Last Seen | 2026-06-21 08:09:55 UTC |
| Profile Built | 2026-06-21 08:30:30 UTC |
| Data Freshness | Live |
| Signal Types | 23 |
| Total Observations | 25 |
Full dossier details are available via our API.