198.244.226.139
IP Intelligence Briefing: 198.244.226.139
Date: 2026-06-09
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**1. Core Profile**
- Ownership:
- ISP: OVH (ASN 16276)
- Organization: Ahrefs Pte Ltd (Dmytro)
- Geolocation: London, England, GB (ARIN registry)
- Network Role: Hosting/cloud infrastructure (OVH provider)
- Threat Indicators:
- No direct malicious activity detected (no indicators, blacklists, or campaigns).
- DNS: Resolves to `proxy-uk002-san139.ahrefs.net` (Ahrefs subdomain).
- Services: No open ports or TLS certificates observed.
- Risk Score:
- Overall Risk: Moderate (40/100)
- Provider/Authority Scores: Neutral (0/100).
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**2. Network Behavior**
- Subnet: 198.244.226.0/24
- Neighbor Analysis:
- Abuse Density: 0.56 (moderate risk).
- Neighbor Risks: 144 active IPs in subnet; 94% medium-risk, 6% low-risk.
- Notable IPs:
- 198.244.226.0 (risk 25), 198.244.226.1 (risk 40), 198.244.226.2 (risk 50).
- Subnet Classification: High abuse density (potential compromised network).
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**3. Historical Observations**
- Signal Trends:
- No significant changes in geolocation, DNS, or threat signals over the last 30 days.
- DNSSEC: Validated (no issues).
- Route Stability: Unstable BGP routing (route changes detected).
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**4. Relationships & Associations**
- Linked Entities:
- OVH Network: Part of OVH infrastructure (ASN 16276).
- DNS: Directly tied to `proxy-uk002-san139.ahrefs.net` (Ahrefs subdomain).
- Certificates: No TLS certificates observed.
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**5. Recommendations**
1. Monitor Subnet: Given the high abuse density, investigate neighboring IPs for potential compromise.
2. Verify DNS: Confirm the legitimacy of `proxy-uk002-san139.ahrefs.net` and ensure no DNS hijacking.
3. Check Hosting Role: Ahrefs is a legitimate SEO tool, but ensure their infrastructure is not being used for C2 or data exfiltration.
4. Route Stability: Review BGP configurations for OVH to mitigate route instability risks.
Conclusion: This IP is associated with a legitimate hosting provider but resides in a subnet with elevated risk. No immediate threat detected, but ongoing monitoring is advised.
This summary was generated by AI and may contain inaccuracies. Verify critical details independently.
🏢 Ownership & Registration
| Organization | Ahrefs Pte Ltd Dmytro |
| ASN | AS16276 |
| Network Name | — |
| CIDR Block | — |
| RIR | ARIN |
| Country | — |
| Abuse Contact | Available via RDAP |
🌐 DNS Intelligence
| PTR | proxy-uk002-san139.ahrefs.net |
| Forward Confirmed | No — PTR hostname does not resolve back to this IP (weak signal) |
| Forward Hostnames | proxy-uk002-san139.ahrefs.net |
🔐 DNS Hygiene
| Hygiene Score | 40% (Fair) |
| SPF | Not configured |
| DMARC | Not configured |
| FCrDNS | Not verified |
| DNSSEC | Valid |
| CAA | Present |
☁️ Network Classification
| Infrastructure | Infrastructure / Datacenter |
| Service Purpose | Firewalled / No Services |
| Network Tier | Hosting — Infrastructure provider without advanced routing |
🔌 Services & Open Ports
| Port | Service | Protocol | Banner |
|---|---|---|---|
| No open ports detected | |||
| 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 | 33% | 2 | 3 |
| routing | 13% | 1 | 1 |
| services | 8% | 1 | 1 |
| ownership | 24% | 2 | 3 |
| reputation | 31% | 1 | 3 |
| geolocation | 33% | 2 | 3 |
| Overall | 24% | 9 | 14 |
| Data Coherence | Consistent (100%) |
| Attribution | Moderate (50%) |
| OwnershipFCrDNSGeo ConsensusGeo PlausibleIRR MatchRPKI Valid |
📅 Observation Timeline 🔄 Live
| First Seen | 2026-05-20 11:46:16 UTC |
| Last Seen | 2026-06-28 11:42:17 UTC |
| Profile Built | 2026-06-29 05:47:17 UTC |
| Data Freshness | Live |
| Signal Types | 21 |
| Total Observations | 24 |
Full dossier details are available via our API.