142.251.111.81
The IP address 142.251.111.81/32 was identified as part of Google LLC infrastructure (AS15169) within the 142.250.0.0/15 block. Network analysis classified the asset as CloudCompute hosting a Web Server. Reputation data indicated a Low Risk status with a risk score of 0 and zero blacklist entries. DNS records resolved to bk-in-f81.1e100.net with valid SPF and DMARC authentication. Open ports included TCP 80 and 443, with a server banner of gws. Behavioral analysis recorded no honeypot hits, enumeration strikes, or WAF violations. Operational intent was classified as Legitimate Infrastructure. Security recommendations advised allowing traffic at an info severity level with no specific firewall
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-f81.1e100.net |
| Forward Confirmed | Yes — FCrDNS verified |
| Forward Hostnames | bk-in-f81.1e100.net |
🔐 DNS Hygiene
| Hygiene Score | 80% (Excellent) |
| SPF | Present |
| DMARC | Present |
| FCrDNS | Verified |
| DNSSEC | Not signed |
| CAA | Present |
☁️ 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 | 2026-09-04T09:09:26+00:00 |
| Valid Until | 2026-11-27T09:09:25+00:00 |
| TLS Protocol | Tls13 |
| Cipher Suite | TLS_AES_256_GCM_SHA384 |
| Signature Algorithm | sha256RSA |
| Validity Period | 83 days |
| Serial Number | 6D68D40D8C521DCB61CE9EDFA7A69C64 |
| Thumbprint | 24457C193824715270B0CD97584E95F19A01432E |
🎯 Confidence Breakdown
Per-dimension confidence scores based on source diversity and data freshness
| Dimension | Score | Sources | Observations |
|---|---|---|---|
| threat | 25% | 1 | 1 |
| routing | 25% | 1 | 1 |
| services | 25% | 1 | 1 |
| ownership | 0% | 0 | 0 |
| reputation | 0% | 0 | 0 |
| geolocation | 0% | 0 | 0 |
| Overall | 12% | 3 | 3 |
| Data Coherence | Mostly Consistent (80%) — 1 contradiction(s) |
| Attribution | Moderate (55%) |
| OwnershipFCrDNSGeo ConsensusGeo PlausibleIRR MatchRPKI Valid |
📅 Observation Timeline 🔄 Live
| First Seen | 2026-09-19 17:39:39 UTC |
| Last Seen | 2026-09-19 17:39:39 UTC |
| Profile Built | 2026-09-23 13:51:43 UTC |
| Data Freshness | Live |
| Signal Types | 24 |
| Total Observations | 25 |
Full dossier details are available via our API.