118.241.46.49
IP Intelligence Briefing: 118.241.46.49
*Generated via IPDebrief tools: Profile, History, Relationships, Neighbors*
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**1. Risk Profile**
- Risk Score: 25 (Low Risk)
- Ownership: Registered to Japan Network Information Center (JPNIC) under SO-NET (ASN 2527).
- Geolocation: Tokyo, Japan (Machida).
- Threat Indicators: No malicious activity detected (no known attackers, spam, or campaigns).
- Network Role: Firewalled / No Services (no open ports, TLS/HTTP services, or banners).
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**2. Observation History (Last 30 Days)**
- 14 total signals recorded, with 1 DNSBL listing (1/8 lists) and routine DNS/network observations.
- Key Findings:
- DNSSEC validation: Confirmed (no spoofing risks).
- BGP Prefix: `118.240.0.0/15` (assigned to Sony Network Communications Inc.).
- Email Security: SPF and DMARC records configured for `nuro.jp` (no misconfigurations).
- Trend: No persistent malicious behavior or escalating risks.
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**3. Relationships**
- Network Associations:
- Linked to SO-NET (JPNIC) via ASN 2527.
- DNS hostname: fp76f12e31.tkye312.ap.nuro.jp (likely internal or service-specific).
- No upstream/downstream relationships identified.
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**4. Neighborhood Analysis**
- Subnet: `118.241.46.49/24` (no active neighbors reported).
- Abuse Density: 0% (clean subnet).
- No suspicious sibling IPs or shared infrastructure detected.
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**5. Recommendations**
- Monitor DNSBL Status: The single DNSBL listing (confidence 0.5) may require further investigation, though the IP shows no other malicious traits.
- No Blocking Required: Low risk profile and firewalled nature suggest no immediate action needed.
- Verify Email Security: Confirm SPF/DMArc configurations for `nuro.jp` to ensure no email spoofing risks.
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Conclusion: 118.241.46.49 is a legitimate, low-risk IP associated with a Japanese ISP. No evidence of active threats, but routine monitoring of DNSBL listings is advised.
This summary was generated by AI and may contain inaccuracies. Verify critical details independently.
🏢 Ownership & Registration
| Organization | Japan Network Information Center |
| ASN | AS2527 |
| Network Name | SO-NET |
| CIDR Block | 118.241.32.0/19 |
| RIR | APNIC |
| Country | JP |
| Abuse Contact | Available via RDAP |
🌐 DNS Intelligence
| PTR | fp76f12e31.tkye312.ap.nuro.jp |
| Forward Confirmed | Yes — FCrDNS verified |
| Forward Hostnames | fp76f12e31.tkye312.ap.nuro.jp |
🔐 DNS Hygiene
| Hygiene Score | 80% (Excellent) |
| SPF | Present |
| DMARC | Present |
| FCrDNS | 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 | |||
| 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 | 0% | 0 | 0 |
| routing | 0% | 0 | 0 |
| services | 0% | 0 | 0 |
| ownership | 27% | 2 | 3 |
| reputation | 0% | 0 | 0 |
| geolocation | 13% | 1 | 1 |
| Overall | 6% | 3 | 4 |
| Data Coherence | Consistent (100%) |
| Attribution | Moderate (70%) |
| OwnershipFCrDNSGeo ConsensusGeo PlausibleIRR MatchRPKI Valid |
📅 Observation Timeline 🔄 Live
| First Seen | 2026-06-04 18:50:45 UTC |
| Last Seen | 2026-06-13 02:26:15 UTC |
| Profile Built | 2026-06-13 02:35:20 UTC |
| Data Freshness | Live |
| Signal Types | 18 |
| Total Observations | 18 |
Full dossier details are available via our API.