91.99.117.166
IP Intelligence Dossier
Your IP: 216.73.216.123
🤖 Witness AIThis summary was generated by AI and may contain inaccuracies. Verify critical details independently.
IP Intelligence Briefing: 91.99.117.166
Date: June 11, 2026
1. Core Profile
- Risk Score: 40 (Moderate Risk)
- Provider: Hetzner Online GmbH (AS24940)
- Geolocation: Falkenstein, Saxony, Germany (51.17°N, 10.45°E)
- Network Role: Cloud Hosting (firewalled, no public services)
- Threat Indicators: No malicious activity detected (zero threat feeds, DNSBL listings, or campaign associations).
2. Observation History
- Latest Signal: June 11, 2026 (geolocation, network role, and operator score).
- Trend: No significant changes in risk or behavior observed.
- Geoplausibility: Confirmed via 5 probes (avg RTT: 123ms, accuracy radius: 400km).
3. Relationships
- DNS Associations: Linked to `static.166.117.99.91.clients.your-server.de` (your-server.de domain).
- Network Affiliation: Subnet `91.99.112.0/20` (CLOUD-FSN1), shared with Hetzner’s infrastructure.
- Operator Score: 0.3478 (Basic risk label).
4. Neighborhood Analysis
- Subnet: `91.99.117.166/24`
- Abuse Density: 1 (mostly clean, 0 active malicious neighbors).
- Sibling IPs: No active neighbors detected.
5. Threat Assessment
- No Malicious Indicators: No malware, phishing, or C2 activity observed.
- Hosting Context: Likely a legitimate cloud server (no open ports, no TLS certs).
- DNS Security: SPF/DKIM records present; no email-based threats detected.
6. Recommendations
- Monitor: Track subnet abuse density and DNS records for changes.
- Verify: Confirm ownership of `your-server.de` to ensure no spoofing.
- No Block/Allow Actions: Low risk; no firewall rules recommended unless further threats emerge.
Conclusion:
The IP is a legitimate Hetzner-hosted server with no current malicious activity. While moderate risk, its hosting role and clean neighborhood suggest it is not a direct threat. SOC teams should maintain passive monitoring for anomalies.
Tools Used: `ipdebrief_profile`, `ipdebrief_history`, `ipdebrief_relationships`, `ipdebrief_neighbors`.
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-FSN1 |
| CIDR Block | 91.99.112.0/20 |
| RIR | RIPE |
| Country | DE |
| Abuse Contact | Available via RDAP |
🌐 DNS Intelligence
| PTR | static.166.117.99.91.clients.your-server.de |
| Forward Confirmed | Yes — FCrDNS verified |
| Forward Hostnames | static.166.117.99.91.clients.your-server.de |
🔐 DNS Hygiene
| Hygiene Score | 100% (Excellent) |
| SPF | 2/2 domains |
| DMARC | 2/2 domains |
| FCrDNS | Verified |
| DNSSEC | Valid |
| CAA | Present |
| Domains Checked | 2 domains |
☁️ Network Classification
| Infrastructure | Infrastructure / Datacenter |
| Service Purpose | Web Server |
| Network Tier | Tier 3 — Basic operator with some routing infrastructure |
🔌 Services & Open Ports
| Port | Service | Protocol | Banner |
|---|---|---|---|
| 80 | http | tcp | — |
| 443 | https | tcp | — |
| 22 | ssh | tcp | |
| Closed Ports | 25, 3389, 8080, 8443 (3 open / 7 scanned) | ||
| Server | nginx/1.28.3 (Ubuntu) |
| HTTP Title | — |
| SSH Version | SSH-2.0-OpenSSH_10.2p1 Ubuntu-2ubuntu3.2 |
🔐 TLS Certificate
CN=deinspieldeineregeln.de
Issued by CN=YE2, O=Let's Encrypt, C=US
Self-signed: No
| SANs | deinspieldeineregeln.dewww.deinspieldeineregeln.de |
| Valid From | 2026-06-02T09:14:10+00:00 |
| Valid Until | 2026-08-31T09:14:09+00:00 |
| TLS Protocol | Tls13 |
| Cipher Suite | TLS_AES_256_GCM_SHA384 |
| Signature Algorithm | sha384ECDSA |
| Validity Period | 89 days |
| Serial Number | 059371C1994E2CD32DFA35686B9EAF6FAAAB |
| Thumbprint | F768A6376E85600E907774A943A34B7A03550A67 |
🎯 Confidence Breakdown
Per-dimension confidence scores based on source diversity and data freshness
| Dimension | Score | Sources | Observations |
|---|---|---|---|
| threat | 27% | 2 | 4 |
| routing | 13% | 1 | 1 |
| services | 27% | 2 | 3 |
| ownership | 27% | 2 | 3 |
| reputation | 22% | 1 | 3 |
| geolocation | 24% | 2 | 3 |
| Overall | 23% | 10 | 17 |
Coverage: 6/6 dimensions · Data sufficiency: sufficient
| Data Coherence | Consistent (100%) |
| Attribution | Moderate (70%) |
| OwnershipFCrDNSGeo ConsensusGeo PlausibleIRR MatchRPKI Valid |
📅 Observation Timeline 🔄 Live
| First Seen | 2026-05-28 23:52:13 UTC |
| Last Seen | 2026-06-29 06:04:07 UTC |
| Profile Built | 2026-06-29 06:09:06 UTC |
| Data Freshness | Live |
| Signal Types | 25 |
| Total Observations | 26 |
🔍 25 signal types · 26 observations collected
This report is generated from 25+ 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.