220.154.131.133
IP Intelligence Briefing: 220.154.131.133
Date: 2026-06-18
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**1. IP Profile**
- Risk Score: Low (25/100)
- Owner: IRT-CTXXQD-CN (APNIC registered, Shandong, China)
- Geolocation: Qingdao, Shandong, China (latitude 35.86, longitude 104.2)
- Network Role: Firewalled host with no services open (no TLS, HTTP, or banner data).
- Threat Indicators: No malicious activity detected (no blacklists, campaigns, or abuse confidence scores).
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**2. Observation History**
- Recent Activity (2026-06-18):
- Geolocation inferred via multi-signal analysis (confidence: 52%).
- Subnet abuse density: 0.44 (mixed risk).
- No persistent threats or behavioral anomalies (honeypot hits, WAF violations, etc.).
- Historical Trends:
- Stable risk profile since 2026-06-03.
- No significant changes in geolocation or network behavior.
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**3. Relationships**
- Linked Entities:
- Subnet: 220.154.131.0/24 (abuse density: 0.44, 4 threat siblings in 9 total).
- Organization: IRT-CTXXQD-CN (APNIC, China).
- No DNS or certificate relationships detected.
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**4. Neighborhood Analysis**
- Subnet: 220.154.131.0/24 (8 neighbors).
- Risk Distribution:
- 7 IPs with low risk (score: 25).
- 1 IP with medium risk (score: 50).
- Abuse Density: 44.44% (moderate risk).
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**5. Control Plane & DNS**
- BGP: Prefix 220.154.131.0/24, ASN 134756 (IRT-CTXXQD-CN).
- DNSSEC: Validated.
- CAA Records: Present.
- DNSBL Listings: 1 of 8 lists.
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**6. Recommendations**
- Monitoring: Track subnet (220.154.131.0/24) for abnormal activity due to moderate abuse density.
- Firewall: No immediate action required for this IP, but consider rate-limiting or monitoring for unexpected traffic.
- Context: No direct malicious indicators, but subnet peers may warrant further scrutiny.
Conclusion: 220.154.131.133 is a low-risk IP associated with a mixed-risk subnet. No immediate threat detected, but contextual monitoring of the subnet is advised.
This summary was generated by AI and may contain inaccuracies. Verify critical details independently.
🏢 Ownership & Registration
| Organization | IRT-CTXXQD-CN |
| ASN | AS134756 |
| Network Name | CTXXQD |
| CIDR Block | 220.154.0.0/16 |
| 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 | 40% (Fair) |
| SPF | Not configured |
| DMARC | Not configured |
| FCrDNS | Not verified |
| DNSSEC | Valid |
| CAA | Present |
☁️ 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 | 28% | 2 | 4 |
| routing | 13% | 1 | 1 |
| services | 24% | 2 | 3 |
| ownership | 24% | 2 | 3 |
| reputation | 23% | 1 | 3 |
| geolocation | 21% | 2 | 2 |
| Overall | 22% | 10 | 16 |
| Data Coherence | Consistent (100%) |
| Attribution | Moderate (50%) |
| OwnershipFCrDNSGeo ConsensusGeo PlausibleIRR MatchRPKI Valid |
📅 Observation Timeline 🔄 Live
| First Seen | 2026-05-07 23:04:12 UTC |
| Last Seen | 2026-06-23 08:21:57 UTC |
| Profile Built | 2026-06-23 08:30:08 UTC |
| Data Freshness | Live |
| Signal Types | 23 |
| Total Observations | 26 |
Full dossier details are available via our API.