172.98.33.131
IP Intelligence Briefing: 172.98.33.131
Date: 2026-06-07
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**1. Core Profile**
- Risk Score: 25 (Low Risk)
- Provider: Prefixx, Inc. (ASN 396356)
- Geolocation: Dallas, TX, US (latitude 39.83, longitude -98.58)
- Network Role: Firewalled / No Services (no open ports, TLS, or HTTP services detected)
- Ownership:
- ASN: 396356 (Prefixx, Inc.)
- Netname: PFX-EXPRESSVPN
- Registration: ARIN
- CIDR: 172.98.32.0/23
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**2. Threat Indicators**
- Malicious Activity: None detected (no indicators, blacklists, or campaigns).
- DNS & Services: No active domains, MX records, or open ports.
- Control Plane:
- BGP prefix: 172.98.33.0/24
- Route stability: Unstable (route changes in last 30 days).
- DNSSEC: Validated.
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**3. Observation History (Last 30 Days)**
- Geolocation: Consistent US location (Dallas, TX) with 2500km accuracy.
- Ownership: Stable (no changes in ASN or ownership).
- Threat: No persistent malicious activity.
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**4. Network Relationships**
- Same Network: Linked to PFX-EXPRESSVPN (172.98.32.0/23).
- Neighbors (172.98.33.131/24):
- Abuse Density: 16.67% (low risk).
- High-Risk Neighbors: 6 IPs (risk scores 25–50).
- Active Siblings: 2 IPs.
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**5. Recommended Actions**
- Monitor Subnet: Track high-risk neighbors (e.g., 172.98.33.114, 172.98.33.208).
- Verify Ownership: Confirm Prefixx, Inc. is a legitimate provider.
- Firewall Rules: No immediate action required due to low risk.
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Conclusion:
This IP is associated with a VPN provider and shows no malicious activity. However, monitor its subnet for potential risks from neighboring IPs. No firewall rules or security actions are recommended at this time.
This summary was generated by AI and may contain inaccuracies. Verify critical details independently.
🏢 Ownership & Registration
| Organization | Prefixx, Inc. |
| ASN | AS396356 |
| Network Name | PFX-EXPRESSVPN |
| CIDR Block | 172.98.32.0/23 |
| RIR | ARIN |
| Country | United States |
| 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 | 19% | 2 | 2 |
| routing | 13% | 1 | 1 |
| services | 13% | 1 | 1 |
| ownership | 27% | 2 | 3 |
| reputation | 13% | 1 | 2 |
| geolocation | 27% | 2 | 2 |
| Overall | 19% | 9 | 11 |
| Data Coherence | Consistent (100%) |
| Attribution | Moderate (50%) |
| OwnershipFCrDNSGeo ConsensusGeo PlausibleIRR MatchRPKI Valid |
📅 Observation Timeline 🔄 Live
| First Seen | 2026-05-14 23:35:05 UTC |
| Last Seen | 2026-06-07 09:45:48 UTC |
| Profile Built | 2026-06-07 10:01:06 UTC |
| Data Freshness | Live |
| Signal Types | 17 |
| Total Observations | 17 |
Full dossier details are available via our API.