43.157.172.39
IP Intelligence Briefing: 43.157.172.39
Date: June 6, 2026
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**1. Risk Profile**
- Overall Risk: Low Risk (Risk Score: 25)
- Threat Indicators: No malicious activity detected (no indicators, blacklists, or campaigns).
- Network Role: Firewalled / No Services (no open ports, TLS certs, or HTTP banners).
- Geolocation:
- Country: Brazil (BR)
- City: São Paulo
- Coordinates: Unavailable (null)
- Accuracy Radius: 3,750 km (inferred via multi-signal geolocation).
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**2. Ownership & Network**
- ASN: 132203 (IRT-ACEVILLEPTELTD-SG)
- Organization: IRT-ACEVILLEPTELTD-SG (registered to Singapore, APNIC)
- Subnet: 43.157.128.0/18 (parent network)
- BGP Data:
- AS Path: 34549 2914 12956 132203
- RPKI State: Unknown
- Route Stability: Stable (no recent changes).
- DNSSEC: Validated.
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**3. Temporal Observations**
- Recent Activity (Last 30 Days):
- 28 observations recorded.
- Moderate Risk Signals: Detected via routing (BGP, IXP peering) and geolocation inference.
- Ownership Stability: No changes; persistent benign behavior.
- Threat Persistence: No recurring malicious patterns.
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**4. Relationships & Neighborhood**
- Network Relationships:
- Linked to ACEVILLEPTELTD-SG (same network).
- No other associated entities (hostnames, domains, or certificates).
- Subnet Analysis:
- /24 Subnet: 43.157.172.0/24
- Neighbor Count: 0 (no active sibling IPs detected).
- Abuse Density: 0% (clean subnet).
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**5. Actionable Insights**
- No Immediate Threat: No malicious indicators, spam, or known attacker activity.
- Monitor Geolocation: Inferred location in Brazil may require verification.
- Network Isolation: Subnet appears isolated with no neighboring risky IPs.
- BGP Health: Route stability is good, but RPKI state is unknown—consider monitoring.
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Recommendation:
- Maintain current monitoring posture.
- Verify geolocation accuracy if location-based analysis is critical.
- No firewall rules or actions required for this IP.
Source: IPDebrief Threat Intelligence Platform
This summary was generated by AI and may contain inaccuracies. Verify critical details independently.
🏢 Ownership & Registration
| Organization | IRT-ACEVILLEPTELTD-SG |
| ASN | AS132203 |
| Network Name | ACEVILLEPTELTD-SG |
| CIDR Block | 43.157.128.0/18 |
| RIR | APNIC |
| Country | BR |
| 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 | Tier 3 — Basic operator with some routing infrastructure |
🔌 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 | 21% | 2 | 4 |
| routing | 27% | 4 | 5 |
| services | 12% | 2 | 2 |
| ownership | 30% | 3 | 4 |
| reputation | 26% | 1 | 3 |
| geolocation | 36% | 2 | 3 |
| Overall | 25% | 14 | 21 |
| Data Coherence | Consistent (100%) |
| Attribution | Moderate (65%) |
| OwnershipFCrDNSGeo ConsensusGeo PlausibleIRR MatchRPKI Valid |
📅 Observation Timeline 🔄 Live
| First Seen | 2026-05-11 19:30:04 UTC |
| Last Seen | 2026-06-28 21:44:49 UTC |
| Profile Built | 2026-06-29 03:48:07 UTC |
| Data Freshness | Live |
| Signal Types | 27 |
| Total Observations | 30 |
Full dossier details are available via our API.