# IP INTELLIGENCE BRIEFING: 109.76.101.92/32
Date: Current Analysis
Risk Classification: Moderate Risk (Score: 40)
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## EXECUTIVE SUMMARY
IP 109.76.101.92 presents as a moderate-risk address associated with Vodafone Ireland mobile DSL infrastructure. The address demonstrates geolocation inconsistencies and DNSBL listings that warrant defensive consideration despite a clean neighborhood classification.
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## OWNERSHIP & NETWORK ATTRIBUTES
- ASN: 15502 (Vodafone Ireland)
- Organization: Alex Dempsey
- Network Name: VODAFONE-IRELAND-MOBILE-DSL
- CIDR Block: 109.76.96.0/21
- RIR Registration: ARIN
- Network Classification: Infrastructure (Firewalled / No Services)
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## GEOLOCATION ANALYSIS
⚠️ CRITICAL FINDING: Geolocation Inconsistency Detected
- Primary Location: New York, US (US-NY)
- Secondary Location: Dublin 2, Ireland (IE)
- Geo Consensus: FALSE (conflicting signals)
- Geo Plausibility: FALSE
The address exhibits significant geolocation validation failures, with conflicting data between US and Irish registries. This inconsistency suggests potential routing anomalies or data collection discrepancies.
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## THREAT INDICATORS
- Known Attacker: No
- Tor Exit Node: No
- Spam Source: No
- Blacklist Count: 0
- DNSBL Listings: 2 of 8 total lists
- Max Severity: High (DNSBL listing)
- Known Campaigns: None correlated
No active threat indicators detected. The address is not associated with known attacker campaigns or persistent malicious activity.
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## NETWORK BEHAVIOR
- Open Ports: None detected
- Services: None exposed
- TLS Certificate: None
- Connection Type: Firewalled
- Network Role: Provider infrastructure
The IP presents no open service surfaces, functioning as firewalled infrastructure.
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## NEIGHBORHOOD ASSESSMENT
Subnet: 109.76.101.92/24
- Abuse Density: 0 (Clean)
- Classification: Clean
- Threat Siblings: 0
- Active Siblings: 0
- Total Siblings: 1
The /24 subnet demonstrates no abuse patterns, with this IP being the only active address in the neighborhood.
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## OBSERVATION HISTORY
Total Observations: 15
- Recent Activity: July 18, 2026 (most recent)
- Ownership Changes: 0
- Threat Persistence Days: 0
- Is Persistently Malicious: No
Historical data indicates stable ownership with no persistent malicious behavior patterns.
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## RECOMMENDED ACTIONS
Risk-Based Recommendation: BLOCK
Despite moderate risk scoring, the following firewall rules are recommended:
| Platform | Rule |
|---|---|
| iptables | `iptables -A INPUT -s 109.76.101.92 -j DROP` |
| nftables | `nft add rule inet filter input ip saddr 109.76.101.92 drop` |
| nginx | `deny 109.76.101.92;` |
| pfSense | `109.76.101.92/32` |
| Cloudflare WAF | Block via expression: `ip.src eq 109.76.101.92` |
| AWS WAF | Add to whitelist/blacklist: `109.76.101.92/32` |
---
## INTELLIGENCE JUDGMENT
This address warrants defensive blocking due to:
1. Geolocation validation failures (US/IE conflict)
2. DNSBL listings (2 of 8 lists, max severity high)
3. Moderate risk score (40/100)
4. Lack of service transparency (firewalled infrastructure)
Action Required: Implement blocking rules at network perimeter. Monitor for any service emergence or behavioral changes.
---
*Report generated by IPDebrief Intelligence Platform*
This summary was generated by AI and may contain inaccuracies. Verify critical details independently.
🏢 Ownership & Registration
| Organization | Alex Dempsey |
| ASN | AS15502 |
| Network Name | VODAFONE-IRELAND-MOBILE-DSL |
| CIDR Block | 109.76.96.0/21 |
| RIR | ARIN |
| Country | IE |
| Abuse Contact | Available via RDAP |
🌐 DNS Intelligence
| PTR Record | No PTR |
| Forward Confirmed | No — PTR hostname does not resolve back to this IP (weak signal) |
🔐 DNS Hygiene
| Hygiene Score | 20% (Poor) |
| SPF | Not configured |
| DMARC | Not configured |
| 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 | |||
| Server | — |
| HTTP Title | — |
🔐 TLS Certificate
| SANs | None |
| Valid From | — |
| Valid Until | — |
🛡️ Public Network Snapshot
| Origin ASN | AS15502 |
| Network Prefix | 109.76.0.0/15 |
| Route mapping | Found |
🎯 Confidence Breakdown
Per-dimension confidence scores based on source diversity and data freshness
| Dimension | Score | Sources | Observations |
|---|---|---|---|
| threat | 0% | 0 | 0 |
| routing | 0% | 0 | 0 |
| services | 0% | 0 | 0 |
| ownership | 0% | 0 | 0 |
| reputation | 0% | 0 | 0 |
| geolocation | 25% | 1 | 1 |
| Overall | 4% | 1 | 1 |
| Data Coherence | Consistent (100%) |
| Attribution | Moderate (50%) |
| OwnershipFCrDNSGeo ConsensusGeo PlausibleIRR MatchRPKI Valid |
📅 Observation Timeline 🔄 Live
| First Seen | 2026-06-09 20:26:13 UTC |
| Last Seen | 2026-08-27 07:20:20 UTC |
| Profile Built | 2026-08-29 05:20:14 UTC |
| Data Freshness | Live |
| Signal Types | 17 |
| Total Observations | 19 |
Full dossier details are available via our API.
❓ Frequently Asked Questions About 109.76.101.92
Who owns the IP address 109.76.101.92?
109.76.101.92 is registered to Alex Dempsey. The address falls within the 109.76.96.0/21 network block. Registration is held at ARIN.
Where is 109.76.101.92 located?
Geolocation data places 109.76.101.92 in New York. The local time zone is Europe/Dublin. IP geolocation is approximate and indicates the network's registered or routed location rather than a precise physical address.
Is 109.76.101.92 malicious or safe?
109.76.101.92 currently carries a low risk assessment, meaning no significant threat indicators have been observed. This assessment is generated from continuously collected signals and can change over time.