117.72.30.19
IP Intelligence Briefing: 117.72.30.19
Date: 2026-06-10
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**1. Core Profile**
- Risk Score: Low (25/100)
- Ownership:
- ASN: 141679 (JDCOM, China Telecom)
- Organization: Li Yunfei (JDCOM)
- Region: China (CN)
- Geolocation:
- City: B block 16 layer (ambiguous, no precise coordinates)
- Distance Validation: Plausible (8033 km from probe, 160ms theoretical RTT)
- Threat Indicators:
- No malicious activity, spam, or known attacker associations.
- DNSSEC: Invalid (no RRSIG records).
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**2. Network Behavior**
- Services:
- No open ports, TLS certificates, or HTTP services detected.
- Firewalled host with no active services or banners.
- Network Role:
- Provider: Not identified.
- Type: Infrastructure (likely internal/enterprise).
- BGP: Prefix 117.72.24.0/21 routed via AS141679 (JDCOM).
- Subnet:
- /24 Subnet: 117.72.30.0/24 (no active neighbors detected).
- Abuse Density: 0% (no malicious siblings).
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**3. Observation History**
- Recent Activity (Last 30 Days):
- DNS Observations: 14 total (1 DNSBL listing, 1 spoofed geolocation).
- Geolocation: Spoofed origin (claimed China, 8033 km from probe).
- BGP: Stable routing with AS141679.
- Threat Feeds: No malicious indicators or campaign correlations.
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**4. Relationships**
- Linked Entities:
- Network: JDCOM (AS141679).
- Geolocation: No correlated domains or email auth records.
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**5. Recommendations**
- Monitoring: Track geolocation anomalies or unexpected DNS changes.
- Firewall: No immediate blocking required; monitor for unexpected traffic.
- Verification: Confirm ownership with JDCOM for accuracy.
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Note: This IP appears benign but requires ongoing monitoring due to ambiguous geolocation and lack of subnet activity. No immediate threat detected.
*Generated by IPDebrief | © 2026 Jason Alberino*
This summary was generated by AI and may contain inaccuracies. Verify critical details independently.
🏢 Ownership & Registration
| Organization | Li Yunfei |
| ASN | AS141679 |
| Network Name | JDCOM |
| CIDR Block | 117.72.0.0/16 |
| RIR | APNIC |
| Country | CN |
| 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 | |||
| 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 | 30% | 2 | 3 |
| reputation | 0% | 0 | 0 |
| geolocation | 13% | 1 | 1 |
| Overall | 14% | 6 | 7 |
| Data Coherence | Consistent (100%) |
| Attribution | Moderate (50%) |
| OwnershipFCrDNSGeo ConsensusGeo PlausibleIRR MatchRPKI Valid |
📅 Observation Timeline 🔄 Live
| First Seen | 2026-05-25 00:40:00 UTC |
| Last Seen | 2026-06-10 18:37:22 UTC |
| Profile Built | 2026-06-10 18:59:14 UTC |
| Data Freshness | Live |
| Signal Types | 17 |
| Total Observations | 18 |
Full dossier details are available via our API.