1.75.87.10
IP Intelligence Briefing: 1.75.87.10
Date: 2026-06-08
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**1. Risk Profile**
- Overall Risk: Low Risk (0/100)
- Provider Score: 0 (No malicious provider activity detected)
- Authority Score: 0 (No authoritative abuse indicators)
- Stability Score: 0 (No instability detected)
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**2. Ownership & Geolocation**
- Organization: Japan Network Information Center (JPNIC)
- Country: Japan (JP)
- Region/City: Unknown
- Coordinates: 35.69°N, 139.69°E (Tokyo area)
- ASN: Not publicly assigned (likely private or infrastructure)
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**3. Threat Indicators**
- Malicious Activity: None detected (no malware, phishing, or C2 indicators)
- DNS Records:
- Resolves to `sp1-75-87-10.smd03.spmode.ne.jp` (likely internal/infrastructure hostname)
- No SPF/DKIM records; DNSSEC validation successful
- Network Role:
- Not part of cloud, CDN, or mobile networks
- No open ports or TLS certificates observed
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**4. Observation History**
- Recent Activity (Last 30 Days):
- 1 observation of domain `ne.jp` (no malicious domains)
- 1 BGP prefix association with NTT DOCOMO (AS9605)
- 1 DNS resolution attempt to `sp1-75-87-10.smd03.spmode.ne.jp`
- Trend: No persistent threats or anomalies detected.
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**5. Network Relationships**
- Linked Entities:
- Associated with network `MAPS` (likely internal or misclassified)
- DNS associations timed out (potential misconfiguration or unreachable resolver)
- Subnet: 1.75.87.0/24 (no abuse density or risky neighbors detected)
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**6. Recommendations**
- Monitoring: Track DNS resolution stability and verify `ne.jp` domain legitimacy.
- Network Verification: Confirm ownership and role with JPNIC or NTT DOCOMO.
- Firewall Rules: No immediate blocking required; ensure DNS settings are secure.
Conclusion: 1.75.87.10 is a low-risk, legitimate IP managed by a Japanese ISP. No actionable threats detected. Monitor for unexpected changes in DNS or 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 | Japan Network Information Center |
| ASN | AS9605 |
| Network Name | — |
| CIDR Block | — |
| RIR | APNIC |
| Country | — |
| Abuse Contact | Available via RDAP |
🌐 DNS Intelligence
| PTR | sp1-75-87-10.smd03.spmode.ne.jp |
| Forward Confirmed | Yes — FCrDNS verified |
| Forward Hostnames | sp1-75-87-10.smd03.spmode.ne.jp |
🔐 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 | |||
| 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 | 27% | 2 | 2 |
| routing | 25% | 1 | 1 |
| services | 19% | 1 | 2 |
| ownership | 27% | 2 | 3 |
| reputation | 13% | 1 | 2 |
| geolocation | 13% | 1 | 1 |
| Overall | 21% | 8 | 11 |
| Data Coherence | Consistent (100%) |
| Attribution | Moderate (70%) |
| OwnershipFCrDNSGeo ConsensusGeo PlausibleIRR MatchRPKI Valid |
📅 Observation Timeline 🔄 Live
| First Seen | 2026-05-17 21:13:27 UTC |
| Last Seen | 2026-06-08 09:13:23 UTC |
| Profile Built | 2026-06-08 09:21:25 UTC |
| Data Freshness | Live |
| Signal Types | 18 |
| Total Observations | 19 |
Full dossier details are available via our API.