87.166.181.93
IP Intelligence Briefing: 87.166.181.93
Date: 2026-06-11
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**1. Risk Profile**
- Risk Score: 50 (Moderate Risk)
- Threat Indicators: No malicious activity, spam, or attacker associations detected.
- Ownership: Registered to DTAG-NIC (Deutsche Telekom AG) under ASN 3320.
- Geolocation:
- Country: US (per geolocation data)
- Mobile Carrier: Deutsche Telekom AG (Germany), LTE/5G.
- Discrepancy Note: Geolocation conflicts with carrier origin; investigate potential spoofing or routing anomalies.
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**2. Network & Subnet Analysis**
- Subnet: 87.166.181.93/24 (no active neighbors detected).
- Network Role: Mobile device (LTE/5G), no CDN, cloud, or hosting indicators.
- BGP: Prefix 87.128.0.0/10, route stability flagged as unstable.
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**3. Threat & Abuse Observations**
- DNSBL Listings: 2/8 lists (low confidence).
- Historical Signals:
- No persistent malicious activity.
- Low-confidence DNS and routing observations.
- No Campaign Associations: No linked malicious campaigns or certificates.
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**4. Relationships & Neighbors**
- DNS Associations:
- PTR hostname: `p57a6b55d.dip0.t-ipconnect.de` (Deutsche Telekom).
- No email authentication (SPF/DKIM) records.
- Neighborhood:
- Subnet 87.166.181.0/24 has no active IPs or abuse density.
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**5. Recommendations**
- Monitor Geolocation Discrepancy: Investigate routing paths to confirm IP origin (US vs. Germany).
- Enable DNS Monitoring: Track DNSSEC validity and potential spoofing attempts.
- Firewall Rules: Allow traffic unless additional threats emerge.
Conclusion: Legitimate mobile IP with no active threats. Prioritize monitoring for geolocation anomalies or unexpected network behavior.
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*Generated by IPDebrief Threat Intelligence Platform*
This summary was generated by AI and may contain inaccuracies. Verify critical details independently.
🏢 Ownership & Registration
| Organization | DTAG-NIC |
| ASN | AS3320 |
| Network Name | DTAG-DIAL21 |
| CIDR Block | 87.160.0.0/12 |
| RIR | RIPE |
| Country | DE |
| Abuse Contact | Available via RDAP |
🌐 DNS Intelligence
| PTR | p57a6b55d.dip0.t-ipconnect.de |
| Forward Confirmed | Yes — FCrDNS verified |
| Forward Hostnames | p57a6b55d.dip0.t-ipconnect.de |
🔐 DNS Hygiene
| Hygiene Score | 40% (Fair) |
| SPF | Not configured |
| DMARC | Not configured |
| FCrDNS | Verified |
| DNSSEC | Valid |
| CAA | Not configured |
☁️ Network Classification
| Infrastructure | Mobile |
| 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 | 13% | 1 | 1 |
| routing | 13% | 1 | 1 |
| services | 13% | 1 | 1 |
| ownership | 27% | 2 | 3 |
| reputation | 0% | 0 | 0 |
| geolocation | 13% | 1 | 1 |
| Overall | 13% | 6 | 7 |
| Data Coherence | Consistent (100%) |
| Attribution | Moderate (70%) |
| OwnershipFCrDNSGeo ConsensusGeo PlausibleIRR MatchRPKI Valid |
📅 Observation Timeline 🔄 Live
| First Seen | 2026-05-26 12:52:35 UTC |
| Last Seen | 2026-06-11 05:37:16 UTC |
| Profile Built | 2026-06-11 05:45:43 UTC |
| Data Freshness | Live |
| Signal Types | 21 |
| Total Observations | 22 |
Full dossier details are available via our API.