136.66.76.236
IP INTELLIGENCE BRIEFING: 136.66.76.236/32
Classification: Low Risk / Cloud Infrastructure
Date: 2026-08-12
OVERVIEW
IP 136.66.76.236 resolved to Google Cloud infrastructure with a risk score of 0. The address belongs to ASN 396982 (Google LLC), CIDR block 136.64.0.0/11. No active threat indicators were observed. The IP returned no open ports and presented as firewalled with no services exposed.
GEOLOCATION
The IP geolocated to The Dalles, Oregon, United States. DNS reverse resolution confirmed 236.76.66.136.bc.googleusercontent.com. Geolocation data remained consistent across 20 historical observations.
NETWORK ROLE
Classification indicates Google Cloud Provider infrastructure. No residential, proxy, VPN, or Tor characteristics detected. The address is part of Google's CDN/Cloud infrastructure ecosystem.
THREAT ASSESSMENT
- Risk Score: 0
- Provider Score: 0
- Authority Score: 0
- Abuse Confidence Score: None
- Blacklist Count: 0
- Known Attack Source: False
- Spam Source: False
- Tor Exit Node: False
No threat indicators or blacklist entries were found in any major threat feeds.
NEIGHBORHOOD ANALYSIS
The /24 subnet (136.66.76.0.0/24) shows 2 total siblings with 2 active siblings and 1 threat sibling identified. Subnet abuse density is 0.5. Neighboring IP 136.66.76.182 returned a risk score of 25 with authority score of 90, while 136.66.76.43 showed no risk metrics.
HISTORICAL OBSERVATIONS
Analysis of 20 historical observations revealed stable geolocation data from The Dalles, Oregon. No significant changes in threat profile, routing, or service classification were detected. The IP maintained consistent network classification throughout the observation period.
RECOMMENDATIONS
No firewall rules or blocking actions recommended. The IP is classified as low-risk Google Cloud infrastructure. Monitor for any changes in threat indicators or network role classification.
ASSIGNMENT
SOC analyst review complete. No immediate action required for this IP address.
This summary was generated by AI and may contain inaccuracies. Verify critical details independently.
🏢 Ownership & Registration
| Organization | Google LLC |
| ASN | AS396982 |
| Network Name | GOOGL-2 |
| CIDR Block | 136.64.0.0/11 |
| RIR | ARIN |
| Country | United States |
| Abuse Contact | Available via RDAP |
🌐 DNS Intelligence
| PTR | 236.76.66.136.bc.googleusercontent.com |
| Forward Confirmed | Yes — FCrDNS verified |
| Forward Hostnames | 236.76.66.136.bc.googleusercontent.com |
🔐 DNS Hygiene
| Hygiene Score | 100% (Excellent) |
| SPF | Present |
| DMARC | Present |
| FCrDNS | Verified |
| DNSSEC | Valid |
| CAA | Present |
☁️ Network Classification
| Infrastructure | Infrastructure / Datacenter |
| Service Purpose | Firewalled / No Services |
| Network Tier | Tier 3 — Basic operator with some routing infrastructure |
🔌 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 | 32% | 2 | 3 |
| routing | 13% | 1 | 1 |
| services | 19% | 2 | 2 |
| ownership | 27% | 2 | 3 |
| reputation | 17% | 1 | 2 |
| geolocation | 27% | 2 | 2 |
| Overall | 22% | 10 | 13 |
| Data Coherence | Consistent (100%) |
| Attribution | Moderate (70%) |
| OwnershipFCrDNSGeo ConsensusGeo PlausibleIRR MatchRPKI Valid |
📅 Observation Timeline 🔄 Live
| First Seen | 2026-07-25 08:44:42 UTC |
| Last Seen | 2026-08-12 19:23:31 UTC |
| Profile Built | 2026-08-12 19:53:21 UTC |
| Data Freshness | Live |
| Signal Types | 22 |
| Total Observations | 31 |
Full dossier details are available via our API.