# IP Intelligence Briefing: 148.113.128.140/32
Classification: Moderate Risk Cloud Infrastructure
Date: 2026-06-18
Source: IPDebrief Intelligence Platform
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## Executive Summary
IP 148.113.128.140 is a cloud infrastructure endpoint hosted on OVH network (ASN 16276) under organization "Dmytro, Ahrefs Pte Ltd" in the 148.113.128.0/24 block. The IP maintains a risk score of 40 (Moderate Risk) with minimal operator classification. While the parent subnet exhibits high abuse density, this specific IP demonstrates stable, non-malicious signal characteristics with no active threat indicators.
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## Network Ownership & Infrastructure
- ASN: 16276 (OVH)
- Organization: Dmytro, Ahrefs Pte Ltd
- Network Block: 148.113.128.0/24
- Infrastructure Type: Cloud Compute (OVH)
- Service Purpose: Firewalled / No Services
- Cloud Status: Confirmed cloud environment
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## Geolocation Analysis
- Reported Location: Singapore
- Country Code: CA
- Accuracy Radius: 3,000 km
- GeoValidation: GeoPlausible: false (RTT violation detected)
- Minimum Possible RTT: 121.6ms (actual: 28ms for 6082km distance)
- Probe Count: 5
*Note: Geolocation data shows RTT anomaly indicating potential data inconsistency in geo-records.*
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## Threat Indicators Assessment
| Indicator | Status |
|---|---|
| Known Attacker | No |
| Tor Exit Node | No |
| Spam Source | No |
| Blacklist Count | 0 |
| Threat Feeds | None |
| Campaign Likelihood | None |
DNSBL Status: Listed on 1 of 8 total lists
Operator Score: 0.2174 (Minimal)
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## Network Neighborhood Analysis
Subnet: 148.113.128.0/24
Abuse Density: 0.6797 (High Abuse)
Classification: High Abuse
| Metric | Value |
|---|---|
| Total Siblings | 256 |
| Active Siblings | 208 |
| Threat Siblings | 174 |
| Inherited Risk | 27 |
Risk Distribution (Sampled Neighbors):
- High: 0%
- Medium: 97%
- Low: 3%
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## DNS & Service Analysis
PTR Hostnames: proxy-ca014-san140.ahrefs.net
Domain: ahrefs.net
Forward Resolution: Confirmed (1 hostname)
Open Ports: None detected
TLS Certificate: Not present
HTTP Services: Inactive
Email Authentication:
- SPF: Not configured
- DMARC: Not configured
- TXT Records: 0
---
## Signal Observation History
Total Observations: 24
Analysis Period: 2026-06-17 to 2026-06-18
Key Historical Trends:
- Abuse density fluctuations: 0.6484 โ 0.6797 (increasing)
- Inherited risk: 25 โ 27 (slight increase)
- Operator score: Consistent at 0.2174
- Threat observation count: 1
- Persistently malicious: False
---
## Relationship Graph
Total Relationships: 51
- All relationships map to "Same Network" (OVH-CUST-281059693)
- No external entity correlations identified
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## Recommended Actions
Firewall/Security Posture:
- No immediate blocking recommended
- Monitor for service activation (currently firewalled/no services)
- Consider monitoring DNSBL re-listing patterns
- Evaluate subnet-level reputation for broader traffic assessment
SOC Analyst Notes:
- IP is part of high-abuse subnet but maintains individual low-risk profile
- Cloud infrastructure with no open services detected
- Minimal operator score suggests low threat likelihood
- Monitor for service activation or DNSBL re-listing events
---
Intel Classification: Defensive Monitoring
Threat Level: Low-Moderate
Action Required: Monitor
This summary was generated by AI and may contain inaccuracies. Verify critical details independently.
๐ข Ownership & Registration
| Organization | Dmytro, Ahrefs Pte Ltd |
| ASN | AS16276 |
| Network Name | OVH-CUST-281059693 |
| CIDR Block | 148.113.128.0/24 |
| RIR | ARIN |
| Country | Singapore |
| Abuse Contact | โ |
๐ DNS Intelligence
| PTR | proxy-ca014-san140.ahrefs.net |
| Forward Confirmed | No โ PTR hostname does not resolve back to this IP (weak signal) |
| Forward Hostnames | proxy-ca014-san140.ahrefs.net |
๐ DNS Hygiene
| Hygiene Score | 40% (Fair) |
| SPF | Not configured |
| DMARC | Not configured |
| FCrDNS | Not verified |
| DNSSEC | Valid |
| CAA | Present |
โ๏ธ Network Classification
| Infrastructure | Infrastructure / Datacenter |
| Service Purpose | Firewalled / No Services |
| Network Tier | Hosting โ Infrastructure provider without advanced routing |
๐ 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 | โ |
| HTTP Title | โ |
๐ TLS Certificate
| SANs | None |
| Valid From | โ |
| Valid Until | โ |
๐ฏ Confidence Breakdown
Per-dimension confidence scores based on source diversity and data freshness
| Dimension | Score | Sources | Observations |
|---|---|---|---|
| threat | 29% | 2 | 4 |
| routing | 13% | 1 | 1 |
| services | 12% | 2 | 2 |
| ownership | 19% | 2 | 2 |
| reputation | 31% | 1 | 3 |
| geolocation | 32% | 2 | 3 |
| Overall | 23% | 10 | 15 |
| Data Coherence | Mostly Consistent (80%) โ 1 contradiction(s) |
| Attribution | Low (35%) |
| OwnershipFCrDNSGeo ConsensusGeo PlausibleIRR MatchRPKI Valid |
๐ Observation Timeline ๐ Live
| First Seen | 2026-05-07 23:03:44 UTC |
| Last Seen | 2026-06-26 23:37:29 UTC |
| Profile Built | 2026-06-27 19:52:17 UTC |
| Data Freshness | Live |
| Signal Types | 21 |
| Total Observations | 28 |
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