178.137.16.72📋 Copy

## INTELLIGENCE BRIEFING: 178.137.16.72

Classification: Moderate Risk

Date: 2026-06-24

Analysis: IPDebrief Intelligence Platform

EXECUTIVE SUMMARY

IP 178.137.16.72 is a residential broadband endpoint associated with Kyivstar PJSC (ASN 15895), located in Kyiv, Ukraine. The IP carries a moderate risk score of 65/100 and is associated with elevated activity in its /24 subnet. No active malware campaigns or known threat campaigns were identified.

OWNERSHIP & GEOLOCATION

• Organization: Kyivstar PJSC (ASN 15895)
• Location: Kyiv, Ukraine (UA), Coordinates: 49.3°N, 30.88°E
• Network Block: 178.137.16.0/24
• Registration: RIR: Ripe
• DNS PTR: 178-137-16-72.broadband.kyivstar.net

THREAT INDICATORS

• Risk Score: 65/100 (Moderate Risk)
• DNSBL Listings: 3 of 8 total lists
• Abuse Confidence: Not classified as known attacker, Tor exit, or spam source
• Campaign Association: None detected
• Threat Feeds: No active threat feed matches

NETWORK BEHAVIOR

• Service Classification: Firewalled / No Services
• Open Ports: None detected
• TLS/HTTP: No active services observed
• Mobile Carrier: Not identified
• Cloud/CDN/VPN/Proxy: Not classified in these categories

SUBNET ANALYSIS (178.137.16.0/24)

• Abuse Density: 0.07 (7%)
• Classification: High Abuse Subnet
• Total Siblings: 256
• Active Siblings: 186
• Threat Siblings: 168
• Risk Distribution: High (7), Medium (93), Low (0)
• Inherited Risk: 26

OBSERVATION HISTORY

• Total Observations: 21
• Recent Activity: Multiple observations in June 2026
• Operator Score: 0.1304 (Minimal)
• Threat Persistence: 0 days
• Ownership Changes: 0
• Signal Evolution: No significant threat escalation detected

RELATIONSHIP GRAPH

• Total Relationships: 58
• Network Associations: KYIVSTAR-NET-7 (primary association)
• Linked Entities: Multiple same-network relationships

RECOMMENDED ACTIONS

Monitoring:

• Increase logging verbosity for all traffic from 178.137.16.72
• Review recent connection attempts and data transfer volumes

Blocking Recommendations:

• iptables: `iptables -A INPUT -s 178.137.16.72 -j DROP`
• nftables: `nft add rule inet filter input ip saddr 178.137.16.72 drop`
• nginx: `deny 178.137.16.72;`
• pfSense: Block 178.137.16.72/32
• Cloudflare WAF: Block via expression `ip.src eq 178.137.16.72`
• AWS WAF: Add 178.137.16.72/32 to IPSet with description "IPDebrief risk 65"

ANALYST NOTES

The IP is part of a high-abuse-density residential broadband subnet. While this specific endpoint shows no active malicious services, the subnet-level abuse density warrants caution. Consider blocking at the network perimeter given the elevated risk score (65) and subnet classification. Monitor for any changes in behavior or service emergence.

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*Generated by IPDebrief Intelligence Platform. Recommendations are probabilistic and should be validated against organizational security policies before implementation.*

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