172.253.74.187
The IP address 172.253.74.187 was classified as Low Risk with a risk score of 20. Ownership was attributed to Google LLC (ASN 15169) within the 172.253.0.0/16 block, and the infrastructure type was identified as Cloud Compute. No malicious indicators, blacklist hits, or known campaigns were associated with the address. The local subnet 172.253.74.0/24 maintained a clean classification with zero threat siblings.
However, signal contradictions were detected. The claimed US geolocation contradicted RTT physics measurements, indicating a distance of 7625.7km against a minimum possible RTT of 152.5ms. Geolocation consensus was marked as false. No open ports or active services were detected, and DNS hygiene scores were absent. The overall confidence level was Very Low. Due to the presence of signal contradictions, the recommended action was Monitor with low severity.
This summary was generated by AI and may contain inaccuracies. Verify critical details independently.
🏢 Ownership & Registration
| Organization | Google LLC |
| ASN | AS15169 |
| Network Name | |
| CIDR Block | 172.253.0.0/16 |
| RIR | ARIN |
| Country | United States |
| 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 | 0% (None) |
| SPF | Not configured |
| DMARC | Not configured |
| FCrDNS | Not verified |
| DNSSEC | Not signed |
| CAA | Not configured |
☁️ Network Classification
| Infrastructure | Infrastructure / Datacenter |
| Service Purpose | Firewalled / No Services |
| Network Tier | Hosting — Infrastructure provider without advanced routing |
🔌 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 | 43% | 2 | 5 |
| routing | 13% | 1 | 1 |
| services | 19% | 2 | 2 |
| ownership | 27% | 2 | 3 |
| reputation | 13% | 1 | 2 |
| geolocation | 27% | 2 | 3 |
| Overall | 24% | 10 | 16 |
| Data Coherence | Mostly Consistent (80%) — 1 contradiction(s) |
| Attribution | Low (35%) |
| OwnershipFCrDNSGeo ConsensusGeo PlausibleIRR MatchRPKI Valid |
📅 Observation Timeline 🔄 Live
| First Seen | 2026-09-07 19:21:01 UTC |
| Last Seen | 2026-09-24 19:50:27 UTC |
| Profile Built | 2026-09-24 20:03:02 UTC |
| Data Freshness | Live |
| Signal Types | 21 |
| Total Observations | 30 |
Full dossier details are available via our API.