120.51.38.55
🏢 Ownership & Registration
| Organization | Japan Network Information Center |
| ASN | AS2519 |
| Network Name | V-FLETS |
| CIDR Block | 120.51.38.0/24 |
| RIR | APNIC |
| Country | JP |
| Abuse Contact | Available via RDAP |
🌐 DNS Intelligence
| PTR | s55.HtokyoFL34.vectant.ne.jp |
| Forward Confirmed | Yes — FCrDNS verified |
| Forward Hostnames | s55.HtokyoFL34.vectant.ne.jp |
🔐 DNS Hygiene
| Hygiene Score | 40% (Fair) |
| SPF | Not configured |
| DMARC | Not configured |
| FCrDNS | Verified |
| DNSSEC | Valid |
| CAA | Not configured |
☁️ Network Classification
| Infrastructure | Unknown |
| Service Purpose | Single-Service Host |
| Network Tier | Tier 3 — Basic operator with some routing infrastructure |
🔌 Services & Open Ports
| Port | Service | Protocol | Banner |
|---|---|---|---|
| 22 | ssh | tcp | Banner detected |
| Closed Ports | 25, 80, 443, 3389, 8080, 8443 (1 open / 7 scanned) | ||
| Server | — |
| HTTP Title | — |
🔐 TLS Certificate
| SANs | None |
| Valid From | — |
| Valid Until | — |
🛡️ Public Network Snapshot
| Origin ASN | AS2519 |
| Network Prefix | 120.51.0.0/18 |
| Route mapping | Found |
| RPKI Status | Valid |
🎯 Confidence Breakdown
Per-dimension confidence scores based on source diversity and data freshness
| Dimension | Score | Sources | Observations |
|---|---|---|---|
| threat | 21% | 2 | 4 |
| routing | 18% | 2 | 2 |
| services | 12% | 2 | 2 |
| ownership | 17% | 2 | 3 |
| reputation | 8% | 1 | 2 |
| geolocation | 35% | 2 | 3 |
| Overall | 19% | 11 | 16 |
| Data Coherence | Consistent (100%) |
| Attribution | High (85%) |
| OwnershipFCrDNSGeo ConsensusGeo PlausibleIRR MatchRPKI Valid |
📅 Observation Timeline 🔄 Live
| First Seen | 2026-07-17 11:03:42 UTC |
| Last Seen | 2026-09-01 11:38:42 UTC |
| Profile Built | 2026-09-01 09:11:40 UTC |
| Data Freshness | Live |
| Signal Types | 23 |
| Total Observations | 30 |
Full dossier details are available via our API.
❓ Frequently Asked Questions About 120.51.38.55
Who owns the IP address 120.51.38.55?
120.51.38.55 is registered to Japan Network Information Center. The address falls within the 120.51.38.0/24 network block. Registration is held at APNIC.
Where is 120.51.38.55 located?
Geolocation data places 120.51.38.55 in Tokyo, 13, Japan. The local time zone is Asia/Tokyo. IP geolocation is approximate and indicates the network's registered or routed location rather than a precise physical address.
Is 120.51.38.55 malicious or safe?
120.51.38.55 currently carries a moderate risk assessment, meaning some indicators warrant caution, but the evidence is mixed. This assessment is generated from continuously collected signals and can change over time.
What is the hostname for 120.51.38.55?
The reverse DNS (PTR) record for 120.51.38.55 is s55.HtokyoFL34.vectant.ne.jp. This hostname is forward-confirmed, meaning it resolves back to the same address.
What ports are open on 120.51.38.55?
Responsive ports observed on 120.51.38.55 include 22. Port visibility reflects the most recent scan and may change as the host's configuration or firewall rules change.