178.137.16.150
# IP INTELLIGENCE BRIEFING
Target: 178.137.16.150/32
Date: Current
Classification: Moderate Risk / High-Abuse Neighborhood
---
## EXECUTIVE SUMMARY
IP address 178.137.16.150 is a residential broadband endpoint assigned to Ukrainian ISP Kyivstar PJSC (ASN 15895). The IP carries a moderate risk score of 40 but operates within a high-abuse subnet (178.137.16.0/24) exhibiting significant neighborhood contamination. No active threat indicators or known campaigns are associated with this specific endpoint, but the subnet-level abuse density warrants defensive attention.
---
## OWNERSHIP & GEOLOCATION
- Organization: Kyivstar PJSC (ASN 15895)
- Country: Ukraine (UA)
- Region: Kyiv (Region 30)
- Network Type: Residential broadband endpoint
- PTR Hostname: 178-137-16-150.broadband.kyivstar.net
- Registration: RIR (RIPE)
---
## THREAT ASSESSMENT
| Metric | Value |
|---|---|
| **Risk Score** | 40 (Moderate) |
| **Abuse Confidence** | Not explicitly scored |
| **Blacklist Count** | 0 |
| **Known Campaigns** | None |
| **Threat Feeds** | Clean |
Key Indicators:
- DNS reverse resolution confirms residential broadband assignment
- No open ports detected (firewalled/no services)
- Email authentication configured (SPF: Yes, DMARC: Yes)
- No Tor exit node, proxy, or VPN indicators
---
## SUBNET ANALYSIS (178.137.16.0/24)
| Metric | Value |
|---|---|
| **Abuse Density** | 0.6562 (High Abuse) |
| **Total Siblings** | 256 IPs |
| **Active Siblings** | 186 |
| **Threat Siblings** | 168 |
| **Inherited Risk** | 26 |
Risk Distribution in Subnet: 7 high-risk, 93 medium-risk, 0 low-risk IPs
---
## OBSERVATION HISTORY
Total observations: 22 signals
- Recent Signal (2026-06-24): Minimal operator risk score (0)
- Geolocation Signal (2026-06-03): Confirmed Kyiv, Ukraine with 60% confidence
- Network Classification Signal: Not bogon, not cloud, not proxy
- Subnet Classification: High-abuse classification confirmed
---
## RELATIONSHIP ANALYSIS
68 relationships identified, primarily network-level associations (KYIVSTAR-NET-7). No cross-organizational or campaign-level correlations detected.
---
## RECOMMENDED ACTIONS
Immediate Firewall Rules:
```bash
# iptables
iptables -A INPUT -s 178.137.16.150 -j DROP
# nftables
nft add rule inet filter input ip saddr 178.137.16.150 drop
```
Cloud/Enterprise Integration:
- Cloudflare WAF: Block IP with expression `ip.src eq 178.137.16.150`
- AWS WAF: Add 178.137.16.150/32 to blocked addresses list
- pfSense: Block CIDR 178.137.16.150/32
---
## INTELLIGENCE JUDGMENT
This IP should be blocked due to subnet-level abuse contamination despite individual endpoint cleanliness. The 178.137.16.0/24 subnet demonstrates systematic abuse patterns with 65.6% abuse density. Monitor for any behavioral changes or additional threat indicators emerging from the neighborhood.
---
Classification: SOC Action Required
Priority: Medium
This summary was generated by AI and may contain inaccuracies. Verify critical details independently.
🏢 Ownership & Registration
| Organization | Kyivstar PJSC |
| ASN | AS15895 |
| Network Name | — |
| CIDR Block | — |
| RIR | RIPE |
| Country | — |
| Abuse Contact | Available via RDAP |
🌐 DNS Intelligence
| PTR | 178-137-16-150.broadband.kyivstar.net |
| Forward Confirmed | No — PTR hostname does not resolve back to this IP (weak signal) |
| Forward Hostnames | 178-137-16-150.broadband.kyivstar.net |
🔐 DNS Hygiene
| Hygiene Score | 60% (Good) |
| SPF | Present |
| DMARC | Present |
| FCrDNS | Not verified |
| DNSSEC | Valid |
| CAA | Not configured |
☁️ Network Classification
| Infrastructure | Unknown |
| Service Purpose | Firewalled / No Services |
| Network Tier | Unknown — Insufficient routing data to classify |
🔌 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 | 22% | 2 | 4 |
| routing | 13% | 1 | 1 |
| services | 20% | 2 | 3 |
| ownership | 20% | 2 | 3 |
| reputation | 19% | 1 | 3 |
| geolocation | 24% | 2 | 3 |
| Overall | 20% | 10 | 17 |
| Data Coherence | Consistent (100%) |
| Attribution | Moderate (50%) |
| OwnershipFCrDNSGeo ConsensusGeo PlausibleIRR MatchRPKI Valid |
📅 Observation Timeline 🔄 Live
| First Seen | 2026-05-07 23:04:50 UTC |
| Last Seen | 2026-06-26 18:11:49 UTC |
| Profile Built | 2026-06-24 05:12:36 UTC |
| Data Freshness | Live |
| Signal Types | 22 |
| Total Observations | 24 |
Full dossier details are available via our API.