217.239.51.157
Intelligence records identified IP 217.239.51.157 as a low-risk endpoint with a risk score of 25. Ownership was attributed to DTAG-NIC (ASN 3320) in Überlingen, Baden-Württemberg, Germany, associated with Deutsche Telekom AG mobile infrastructure. Technical scans revealed no open ports, classifying the host as firewalled with no active services. DNS resolution confirmed FCR records with DMARC validation but no SPF configuration. Control plane data noted one DNSBL listing, though no specific threat indicators or known campaigns were associated with the address. The surrounding /24 subnet was categorized as mostly clean with minimal abuse density. The recommended action was to monitor the address, citing low severity and the mobile network context.
This summary was generated by AI and may contain inaccuracies. Verify critical details independently.
🏢 Ownership & Registration
| Organization | DTAG-NIC |
| ASN | AS3320 |
| Network Name | DTAG-INT3 |
| CIDR Block | 217.239.46.0/23 |
| RIR | RIPE |
| Country | DE |
| Abuse Contact | Available via RDAP |
🌐 DNS Intelligence
| PTR | ne-sa1-i.NE.DE.NET.DTAG.DE |
| Forward Confirmed | Yes — FCrDNS verified |
| Forward Hostnames | ne-sa1-i.NE.DE.NET.DTAG.DE |
🔐 DNS Hygiene
| Hygiene Score | 40% (Fair) |
| SPF | 0/2 domains |
| DMARC | 2/2 domains |
| FCrDNS | Verified |
| DNSSEC | Not signed |
| CAA | Not configured |
| Domains Checked | 2 domains |
☁️ Network Classification
| Infrastructure | Mobile |
| 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 | — |
🎯 Confidence Breakdown
Per-dimension confidence scores based on source diversity and data freshness
| Dimension | Score | Sources | Observations |
|---|---|---|---|
| threat | 36% | 2 | 9 |
| routing | 13% | 1 | 1 |
| services | 19% | 2 | 2 |
| ownership | 27% | 2 | 3 |
| reputation | 32% | 1 | 5 |
| geolocation | 39% | 2 | 8 |
| Overall | 28% | 10 | 28 |
| Data Coherence | Consistent (100%) |
| Attribution | Moderate (70%) |
| OwnershipFCrDNSGeo ConsensusGeo PlausibleIRR MatchRPKI Valid |
📅 Observation Timeline 🔄 Live
| First Seen | 2026-09-01 09:40:10 UTC |
| Last Seen | 2026-09-26 07:19:54 UTC |
| Profile Built | 2026-09-26 07:42:36 UTC |
| Data Freshness | Live |
| Signal Types | 24 |
| Total Observations | 44 |
Full dossier details are available via our API.