142.251.111.139
Intelligence Briefing: 142.251.111.139
The target IP address was registered to Google LLC (ASN 15169) within the 142.250.0.0/15 block. Infrastructure classification identified the host as a CloudCompute Web Server. Observations occurred between 2026-09-16 and 2026-09-24.
Risk assessment assigned a Low Risk reputation with a score of 25. The subnet 142.251.111.0/24 was classified as mostly_clean with an abuse density of 0.0833. No known campaigns, threat indicators, or active attacker flags were observed.
Technical analysis revealed open TCP ports 80 and 443 with a server banner of "gws". DNS records resolved to bk-in-f139.1e100.net under the domain 1e100.net, with valid SPF and DMARC records. TLS certificate inspection indicated "No SNI provided" with a subject of invalid2.invalid.
Geolocation validation flagged a contradiction: claimed New York, US coordinates were associated with a distance of 7625.7 km, yet the measured RTT was 24.0 ms, below the minimum possible 152.5 ms.
Analysis recommended monitoring the IP due to signal contradictions, assigning a low severity rating.
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 | 142.250.0.0/15 |
| RIR | ARIN |
| Country | United States |
| Abuse Contact | Available via RDAP |
🌐 DNS Intelligence
| PTR | bk-in-f139.1e100.net |
| Forward Confirmed | Yes — FCrDNS verified |
| Forward Hostnames | bk-in-f139.1e100.net |
🔐 DNS Hygiene
| Hygiene Score | 80% (Excellent) |
| SPF | 2/3 domains |
| DMARC | 2/3 domains |
| FCrDNS | Verified |
| DNSSEC | Not signed |
| CAA | Present |
| Domains Checked | 3 domains |
☁️ Network Classification
| Infrastructure | Infrastructure / Datacenter |
| Service Purpose | Web Server |
| Network Tier | Hosting — Infrastructure provider without advanced routing |
🔌 Services & Open Ports
| Port | Service | Protocol | Banner |
|---|---|---|---|
| 80 | http | tcp | — |
| 443 | https | tcp | — |
| Closed Ports | 22, 25, 3389, 8080, 8443 (2 open / 7 scanned) | ||
| Server | gws |
| HTTP Title | — |
🔐 TLS Certificate
| SANs | invalid2.invalid |
| Valid From | 2026-08-10T09:42:20+00:00 |
| Valid Until | 2026-11-02T09:42:19+00:00 |
| TLS Protocol | Tls13 |
| Cipher Suite | TLS_AES_256_GCM_SHA384 |
| Signature Algorithm | sha256RSA |
| Validity Period | 83 days |
| Serial Number | 1433594D485C4CAD6C10CEEB446288DA |
| Thumbprint | 0B3FDEAF916EC8361E8D531E75C5D20BD9B51F6C |
🎯 Confidence Breakdown
Per-dimension confidence scores based on source diversity and data freshness
| Dimension | Score | Sources | Observations |
|---|---|---|---|
| threat | 13% | 1 | 1 |
| routing | 13% | 1 | 1 |
| services | 27% | 2 | 3 |
| ownership | 27% | 2 | 3 |
| reputation | 13% | 1 | 1 |
| geolocation | 33% | 2 | 4 |
| Overall | 21% | 9 | 13 |
| Data Coherence | Mostly Consistent (80%) — 1 contradiction(s) |
| Attribution | Moderate (55%) |
| OwnershipFCrDNSGeo ConsensusGeo PlausibleIRR MatchRPKI Valid |
📅 Observation Timeline 🔄 Live
| First Seen | 2026-09-16 22:58:16 UTC |
| Last Seen | 2026-09-24 16:09:44 UTC |
| Profile Built | 2026-09-24 16:25:32 UTC |
| Data Freshness | Live |
| Signal Types | 24 |
| Total Observations | 35 |
Full dossier details are available via our API.