IP Intelligence Briefing: 36.139.125.223
Date: 2026-06-18
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**1. Risk Profile**
- Risk Score: 25 (Low Risk)
- Provider Score: 0 (No provider-specific risk)
- Authority Score: 0 (No authoritative risk)
- Stability Score: 0 (Unstable or newly registered)
- Threat Indicators: No malicious activity detected (no known attackers, spam, or abuse reports).
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**2. Ownership & Network**
- Registered Owner: Haijun Li (ASN 9808, CMNET)
- Geolocation: Guangdong, China (inferred via geolocation signals).
- Network Role: Mobile network (China Mobile) β LTE/5G technology.
- Subnet: 36.139.125.0/24 (abuse density: 1, classified as "mostly clean").
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**3. Threat & Activity History**
- Observations (Last 30 Days):
- 16 total signals recorded (geolocation, network stability, and operator risk).
- No persistent malicious activity; threat persistence days: 0.
- Most recent observation: Geolocation inferred to Guangdong, China (confidence: 52%).
- No known campaigns, DNS abuse, or TLS certificate mismatches.
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**4. Relationships & Neighbors**
- Linked Entities:
- Same network (CMNET) β 11 relationships.
- No direct connections to hostnames, organizations, or certificates.
- Subnet Neighbors:
- No active or risky sibling IPs in the 36.139.125.0/24 subnet.
- Subnet abuse density: 1 (minimal risk).
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**5. Technical Context**
- Mobile Carrier: China Mobile (MCC 460, MNC 00).
- BGP: Route stable (no recent changes), but operator risk score is minimal (0.13).
- DNSSEC: Validated.
- Services: No open ports, TLS certificates, or HTTP services detected.
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**6. Recommendations**
- Monitor: Track geolocation consistency and network stability over time.
- No Blocking Required: Low-risk IP with no malicious indicators.
- Contextual Awareness: Note association with China Mobileβs LTE/5G network.
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Source: IPDebrief Threat Intelligence Platform
This summary was generated by AI and may contain inaccuracies. Verify critical details independently.
π’ Ownership & Registration
| Organization | haijun li |
| ASN | AS9808 |
| Network Name | CMNET |
| CIDR Block | 36.128.0.0/10 |
| RIR | APNIC |
| Country | CN |
| Abuse Contact | Available via RDAP |
π DNS Intelligence
| PTR Record | No PTR |
| Forward Confirmed | No β PTR hostname does not resolve back to this IP (weak signal) |
π DNS Hygiene
| Hygiene Score | 20% (Poor) |
| SPF | Not configured |
| DMARC | Not configured |
| FCrDNS | Not verified |
| DNSSEC | Valid |
| CAA | Not configured |
βοΈ Network Classification
| Infrastructure | Mobile |
| Service Purpose | Firewalled / No Services |
| Network Tier | Unknown β Insufficient routing data to classify |
π 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 | β |
| HTTP Title | β |
π TLS Certificate
| SANs | None |
| Valid From | β |
| Valid Until | β |
π― Confidence Breakdown
Per-dimension confidence scores based on source diversity and data freshness
| Dimension | Score | Sources | Observations |
|---|---|---|---|
| threat | 30% | 2 | 4 |
| routing | 13% | 1 | 1 |
| services | 18% | 2 | 2 |
| ownership | 27% | 2 | 3 |
| reputation | 23% | 1 | 3 |
| geolocation | 21% | 2 | 2 |
| Overall | 22% | 10 | 15 |
| Data Coherence | Consistent (100%) |
| Attribution | Moderate (50%) |
| OwnershipFCrDNSGeo ConsensusGeo PlausibleIRR MatchRPKI Valid |
π Observation Timeline π Live
| First Seen | 2026-05-07 23:04:17 UTC |
| Last Seen | 2026-06-23 10:57:44 UTC |
| Profile Built | 2026-06-23 10:59:26 UTC |
| Data Freshness | Live |
| Signal Types | 17 |
| Total Observations | 20 |
Full dossier details are available via our API.