151.101.66.114
The IP address 151.101.66.114/32 was identified as a Content Delivery Network node belonging to Fastly, Inc. (ASN 54113). The address resided within the 151.101.0.0/16 CIDR block and maintained a Low Risk reputation with a risk score of 20. Network scans indicated the host served web traffic on TCP ports 80 and 443 using the Varnish server banner and supported HTTP/2.0.
Threat intelligence analysis did not detect known attacker indicators, spam sources, or Tor exit node activity. The IP remained unlisted on eight threat feeds during the observation window. Geolocation validation presented a contradiction between the claimed US location and RTT measurements suggesting a distance of 7,625km. The /24 neighborhood was classified as mostly clean with an abuse density of 0.125, though one threat sibling existed.
No active incidents or WAF violations were recorded. The recommendation was to monitor the address due to signal contradictions, maintaining a low severity classification.
This summary was generated by AI and may contain inaccuracies. Verify critical details independently.
🏢 Ownership & Registration
| Organization | Fastly, Inc. |
| ASN | AS54113 |
| Network Name | SKYCA-3 |
| CIDR Block | 151.101.0.0/16 |
| RIR | RIPE |
| 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 | 40% (Fair) |
| SPF | Present |
| DMARC | Present |
| FCrDNS | Not verified |
| DNSSEC | Not signed |
| CAA | Not configured |
☁️ 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 | Varnish |
| HTTP Title | — |
🔐 TLS Certificate
| SANs | g.sni-626-default.ssl.fastly.net |
| Valid From | 2026-09-04T05:16:07+00:00 |
| Valid Until | 2027-03-22T04:16:07+00:00 |
| TLS Protocol | Tls13 |
| Cipher Suite | TLS_AES_128_GCM_SHA256 |
| Signature Algorithm | sha256RSA |
| Validity Period | 198 days |
| Serial Number | 0177913FA7C4C4D377265AD2A65A6674 |
| Thumbprint | CF7A2EA5D7F4EFE93A9C281DA010C8D80DB1856A |
🎯 Confidence Breakdown
Per-dimension confidence scores based on source diversity and data freshness
| Dimension | Score | Sources | Observations |
|---|---|---|---|
| threat | 33% | 2 | 5 |
| routing | 13% | 1 | 1 |
| services | 27% | 2 | 4 |
| ownership | 27% | 2 | 4 |
| reputation | 27% | 1 | 5 |
| geolocation | 38% | 2 | 5 |
| Overall | 27% | 10 | 24 |
| Data Coherence | Mostly Consistent (80%) — 1 contradiction(s) |
| Attribution | Low (35%) |
| OwnershipFCrDNSGeo ConsensusGeo PlausibleIRR MatchRPKI Valid |
📅 Observation Timeline 🔄 Live
| First Seen | 2026-09-05 04:01:26 UTC |
| Last Seen | 2026-09-20 16:12:51 UTC |
| Profile Built | 2026-09-22 20:40:31 UTC |
| Data Freshness | Live |
| Signal Types | 22 |
| Total Observations | 40 |
Full dossier details are available via our API.