# IP Intelligence Briefing: 194.99.110.51/32
## Executive Summary
IP address 194.99.110.51 presents as a low-risk residential endpoint with limited observable malicious activity. The IP shows minimal threat indicators, no open services, and is associated with the German local network German Local. While currently classified as low-risk (25/100), the IP's control plane shows one DNSBL listing out of eight evaluated lists, warranting continued monitoring.
## Threat Profile
Risk Assessment: 25/100 (Low Risk)
Network Classification: Firewalled / No Services
- No open ports detected
- No TLS certificates
- No HTTP services responding
- Not identified as CDN, VPN, proxy, Tor, or cloud infrastructure
Reputation Indicators:
- Not flagged as known attacker
- Not a Tor exit node
- Not a spam source
- Blacklist count: 0 (primary blacklist check)
- DNSBL listed on 1 of 8 evaluated lists
## Control Plane Analysis
Origin: ASN 62336 (194.99.110.0/24)
Route Stability: Unstable (false)
Route Changes (30d): 0
RPKI State: Not reported
IR Consistency: Not reported
DNSSEC: Valid
Operator Score: 0.1304 (Minimal)
The control plane indicates the IP originates from a stable BGP prefix with minimal operator reputation. DNSSEC validation is present, suggesting proper DNS security configuration at the registry level.
## Geolocation and Ownership
Geolocation: Not available (null values across all fields)
Ownership: No registrant data available
PTR Hostname: 194-99-110-51.cgn.fra.german-local.net
Domain: german-local.net
The IP resolves to a German local network hostname, but comprehensive geolocation and ownership registration data are unavailable. This suggests the IP may be assigned to a residential ISP or local network provider without public registry data.
## Historical Observation Analysis
Total Observations: 11 signals recorded
Recent Signal Timeline (2026-07-28):
- Network classification signals (confidence: 0.30)
- DNSBL listings detected (confidence: 0.85, 8 total lists, 1 listed)
- Operator scoring (confidence: 0.60, score: 0.15)
- Domain resolution (confidence: 0.50)
- Overall assessment (confidence: 0.08)
The historical data shows consistent low-confidence signals with no emerging threat patterns. The DNSBL listing represents the most significant negative indicator but remains minimal in severity.
## Neighborhood Context
Subnet: 194.99.110.0/24
Total Neighbors: 36
Abuse Density: 0
Risk Distribution:
- High Risk: 0
- Medium Risk: 1
- Low Risk: 35
Notable Neighbor: 194.99.110.182 (riskScore: 50)
The subnet shows extremely low abuse density (0) with 35 of 36 neighbors classified as low-risk. The target IP's risk profile aligns with its neighbors, indicating this is not an isolated malicious endpoint but rather part of a broader residential network segment.
## Relationship Graph
DNS Association: 194-99-110-51.cgn.fra.german-local.net
- Single hostname relationship detected
- No organizational or subnet-level relationships identified
- No certificate associations
## Recommended Actions
Based on the risk profile:
1. Monitoring: Continue passive observation; no immediate blocking required
2. DNSBL Review: Investigate the single DNSBL listing to determine specific feed and nature of listing
3. Subnet Context: No additional neighborhood IPs require action due to low abuse density
4. Traffic Analysis: Monitor for service emergence; current firewall/no-services state is stable
5. Geolocation Validation: Consider geolocation validation if traffic patterns suggest misclassification
## Conclusion
IP 194.99.110.51 presents a low-risk profile with minimal threat indicators. The single DNSBL listing warrants review but does not indicate active malicious behavior. The IP's neighborhood context and historical signals support continued monitoring without immediate remediation actions. No firewall rules are recommended at this time.
This summary was generated by AI and may contain inaccuracies. Verify critical details independently.
🏢 Ownership & Registration
| Organization | Christian Kuhlmann |
| ASN | AS62336 |
| Network Name | PURTEL-NET |
| CIDR Block | 194.99.110.0/25 |
| RIR | RIPE |
| Country | DE |
| Abuse Contact | Available via RDAP |
🌐 DNS Intelligence
| PTR | 194-99-110-51.cgn.fra.german-local.net |
| Forward Confirmed | No — PTR hostname does not resolve back to this IP (weak signal) |
| Forward Hostnames | 194-99-110-51.cgn.fra.german-local.net |
🔐 DNS Hygiene
| Hygiene Score | 40% (Fair) |
| SPF | Present |
| 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 | |||
| Closed Ports | 22, 25, 80, 443, 3389, 8080, 8443 (0 open / 7 scanned) | ||
| Server | — |
| HTTP Title | — |
🔐 TLS Certificate
| SANs | None |
| Valid From | — |
| Valid Until | — |
🛡️ Public Network Snapshot
| Origin ASN | AS62336 |
| Network Prefix | 194.99.110.0/24 |
| Route mapping | Found |
| Certificates in transparency logs | 0 certificates |
🎯 Confidence Breakdown
Per-dimension confidence scores based on source diversity and data freshness
| Dimension | Score | Sources | Observations |
|---|---|---|---|
| threat | 40% | 2 | 6 |
| routing | 8% | 1 | 1 |
| services | 12% | 2 | 2 |
| ownership | 23% | 2 | 4 |
| reputation | 34% | 1 | 6 |
| geolocation | 17% | 2 | 3 |
| Overall | 22% | 10 | 22 |
| Data Coherence | Consistent (100%) |
| Attribution | Moderate (50%) |
| OwnershipFCrDNSGeo ConsensusGeo PlausibleIRR MatchRPKI Valid |
📅 Observation Timeline 🔄 Live
| First Seen | 2026-07-17 11:04:25 UTC |
| Last Seen | 2026-09-04 17:17:30 UTC |
| Profile Built | 2026-09-04 17:24:01 UTC |
| Data Freshness | Live |
| Signal Types | 23 |
| Total Observations | 33 |
Full dossier details are available via our API.
❓ Frequently Asked Questions About 194.99.110.51
Who owns the IP address 194.99.110.51?
194.99.110.51 is registered to Christian Kuhlmann. The address falls within the 194.99.110.0/25 network block. Registration is held at RIPE.
Where is 194.99.110.51 located?
Geolocation data places 194.99.110.51 in Cologne, NW, Germany. The local time zone is Europe/Berlin. IP geolocation is approximate and indicates the network's registered or routed location rather than a precise physical address.
Is 194.99.110.51 malicious or safe?
194.99.110.51 currently carries a low risk assessment, meaning no significant threat indicators have been observed. This assessment is generated from continuously collected signals and can change over time.
What is the hostname for 194.99.110.51?
The reverse DNS (PTR) record for 194.99.110.51 is 194-99-110-51.cgn.fra.german-local.net. This hostname is not forward-confirmed, so it should be treated as a weak signal.