15.235.98.47📋 Copy

# IP INTELLIGENCE BRIEFING

Target: 15.235.98.47/32

Classification: Moderate Risk - Cloud Infrastructure

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## EXECUTIVE SUMMARY

IP 15.235.98.47 is a cloud-hosted address associated with OVH infrastructure and Ahrefs Pte Ltd. The IP demonstrates moderate risk characteristics with no active threat indicators. Subnet analysis reveals elevated abuse density requiring contextual awareness.

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## RISK ASSESSMENT

The IP maintains a moderate risk profile with no known malicious activity, Tor exit node association, or known campaign participation.

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## OWNERSHIP & GEOLOCATION

Network: OVH-CUST-281059698

ASN: 16276 (OVH)

Organization: Dmytro, Ahrefs Pte Ltd

CIDR Block: 15.235.98.0/24

Registered Location: Singapore (CA)

Infrastructure Type: Cloud Compute

NOTE: Geolocation data shows 3000km accuracy radius with geo-plausibility flagged as false. This discrepancy warrants verification against known OVH Singapore data center locations.

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## NETWORK CHARACTERISTICS

• Classification: Cloud Infrastructure / Hosting
• Connection Type: Firewalled / No Services
• Open Ports: None detected
• TLS Certificate: Not applicable
• DNS Resolution: proxy-ca019-san47.ahrefs.net
• Forward Confirmation: Pending verification
• Email Authentication: No SPF/DMARC records configured

The IP resolves to ares.net domain infrastructure, consistent with search engine analytics services.

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## THREAT INTELLIGENCE

Current Threat Status: CLEAN

• Known Attacker: No
• Spam Source: No
• Tor Exit Node: No
• Known Campaigns: None
• Threat Feeds: None

Temporal Analysis:

• Total Observations: 18
• Threat Persistence Days: 0
• Is Persistently Malicious: No
• Ownership Changes: 0

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## SUBNET ENVIRONMENT ANALYSIS

Subnet: 15.235.98.0/24

Abuse Density: 0.7188 (Elevated)

Classification: High Abuse

Inherited Risk Score: 28

Total Siblings: 256

Active Siblings: 241

Threat Siblings: 184

Risk Distribution (Sampled 100 Neighbors):

• High Risk: 0
• Medium Risk: 100
• Low Risk: 0

The subnet exhibits elevated abuse density with the majority of addresses showing medium risk scores. This contextual risk should inform defensive posture decisions.

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## RELATIONSHIP MAPPING

Network Associations:

• Multiple relationships to OVH-CUST-281059698 network block

DNS Associations:

• proxy-ca019-san47.ahrefs.net (17 relationship entries)

No external entity relationships detected beyond network and DNS associations.

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## OBSERVATION HISTORY

Recent signal observations indicate consistent cloud infrastructure classification. The IP has been observed in cloud compute environments with OVH provider classification. One observation noted inconsistent cloud flagging on 2026-06-20, but subsequent observations confirm cloud hosting classification.

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## RECOMMENDED ACTIONS

Defensive Posture: Monitor

• No immediate blocking required given clean threat profile
• Monitor for service activation if firewall configuration changes
• Track DNS resolution consistency

Firewall Rules:

• Allow inbound/outbound based on legitimate business requirements
• Consider subnet-level filtering given elevated abuse density
• Monitor for unusual outbound traffic patterns

Investigation Triggers:

• Service activation or port opening
• DNS resolution changes
• Subnet abuse density increases
• Geolocation inconsistencies

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INTelligence Product: IPDebrief

Report Date: Current

Data Confidence: Moderate (based on observation count and data sufficiency)

This summary was generated by AI and may contain inaccuracies. Verify critical details independently.