203.25.124.187
IP Intelligence Briefing: 203.25.124.187
Date: 2026-06-11
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**1. Risk Profile**
- Risk Score: 50 (Moderate Risk)
- Provider/Authority Scores: 0/0 (No provider-specific risk detected)
- Network Stability: Unstable (route instability flagged in BGP data)
- Threat Indicators: No malicious activity, spam, or known attacker associations.
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**2. Ownership & Geolocation**
- ASN: 137409 (GSL Networks Pty LTD, Japan)
- Network: OSAKA-JP-203-25-124-128/25
- Location: Osaka, Japan (latitude 36.2, longitude 138.25)
- RIR: APNIC (allocated 1996-03-14)
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**3. Observation History**
- Geolocation: Inferred with 28% confidence (900km accuracy radius).
- DNS Listings: Listed in 8 DNSBLs (2 high-severity threats, 6 low).
- BGP: Stable route with minimal changes (0 route changes in 30 days).
- Operator Score: 0.13 (Minimal risk, low abuse density).
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**4. Network Relationships**
- Subnet: 203.25.124.0/24 (100 IPs total, 93 low-risk, 7 medium-risk).
- Neighbors:
- 93% low-risk IPs (e.g., 203.25.124.2, 203.25.124.3).
- 7 medium-risk IPs (e.g., 203.25.124.4, 203.25.124.5).
- Abuse Density: 0% (no malicious activity in subnet).
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**5. Security Actions**
- Firewall Rules:
- Block IP via iptables/nftables: `iptables -A INPUT -s 203.25.124.187 -j DROP`
- Update Cloudflare/AWS WAF rules to deny traffic from this IP.
- Monitoring: Track DNSBL listings and BGP route stability.
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**6. Summary**
The IP is part of a legitimate network (GSL Networks) in Osaka, Japan, with no active malicious indicators. While the subnet has a moderate risk score due to 7 medium-risk neighbors, the IP itself shows no direct threats. Monitor for DNSBL updates and BGP anomalies. No immediate mitigation required, but ongoing surveillance is recommended.
Next Steps: Verify DNSBL listings, check for subnet-wide anomalies, and ensure firewall rules are updated.
This summary was generated by AI and may contain inaccuracies. Verify critical details independently.
🏢 Ownership & Registration
| Organization | VPN Consumer Osaka, Japan |
| ASN | AS137409 |
| Network Name | OSAKA-JP-203-25-124-128 |
| CIDR Block | 203.25.124.128/25 |
| RIR | APNIC |
| Country | JP |
| Abuse Contact | Available via RDAP |
🌐 DNS Intelligence
| PTR Record | No PTR |
| Forward Confirmed | No — PTR hostname does not resolve back to this IP (weak signal) |
🔐 DNS Hygiene
| Hygiene Score | 20% (Poor) |
| SPF | Not configured |
| DMARC | Not configured |
| FCrDNS | Not 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 | 22% | 1 | 1 |
| routing | 22% | 1 | 1 |
| services | 13% | 1 | 1 |
| ownership | 27% | 2 | 3 |
| reputation | 22% | 1 | 1 |
| geolocation | 25% | 2 | 2 |
| Overall | 22% | 8 | 9 |
| Data Coherence | Consistent (100%) |
| Attribution | Moderate (50%) |
| OwnershipFCrDNSGeo ConsensusGeo PlausibleIRR MatchRPKI Valid |
📅 Observation Timeline 🔄 Live
| First Seen | 2026-05-26 00:50:23 UTC |
| Last Seen | 2026-06-19 17:41:00 UTC |
| Profile Built | 2026-06-11 21:18:30 UTC |
| Data Freshness | Live |
| Signal Types | 15 |
| Total Observations | 17 |
Full dossier details are available via our API.