13.33.157.182
Threat Intelligence Briefing: 13.33.157.182/32
Ownership and Infrastructure
The IP address 13.33.157.182/32 was owned by Amazon.com, Inc. (ASN 16509) within the AMAZO-CF CIDR block. Network role analysis identified the address as an AWS CloudFront Web Server. DNS PTR records resolved to server-13-33-157-182.bos50.r.cloudfront.net. Scanning detected open ports 80 (HTTP) and 443 (HTTPS), with a TLS certificate associated with images-na.ssl-images-amazon.com.
Risk Assessment and Reputation
Reputation assessment classified the asset as Moderate Risk with a risk score of 60. The control plane indicated valid RPKI state and IRR consistency, though route stability was inconsistent over the past 30 days with three recorded changes.
Anomalies and Neighborhood
Geolocation data placed the origin in New York, US; however, RTT physics measurements contradicted this claim, showing a 5968km distance with insufficient latency for the claimed location. Analysis of the 13.33.157.0/24 subnet neighborhood indicated an abuse density of 1 and identified one threat sibling.
Recommendation
The system generated a recommendation to Block the address with a severity rating of high due to elevated risk from multiple threat signals. Firewall rules were provided for iptables, nginx, and pf implementations.
This summary was generated by AI and may contain inaccuracies. Verify critical details independently.
🏢 Ownership & Registration
| Organization | Amazon.com, Inc. |
| ASN | AS16509 |
| Network Name | AMAZO-CF |
| CIDR Block | 13.32.0.0/15 |
| RIR | ARIN |
| Country | United States |
| Abuse Contact | Available via RDAP |
🌐 DNS Intelligence
| PTR | server-13-33-157-182.bos50.r.cloudfront.net |
| Forward Confirmed | No — PTR hostname does not resolve back to this IP (weak signal) |
| Forward Hostnames | server-13-33-157-182.bos50.r.cloudfront.net |
🔐 DNS Hygiene
| Hygiene Score | 60% (Good) |
| SPF | 6/7 domains |
| DMARC | 6/7 domains |
| FCrDNS | Not verified |
| DNSSEC | Not signed |
| CAA | Present |
| Domains Checked | 7 domains |
☁️ Network Classification
| Infrastructure | Unknown |
| Service Purpose | Web Server |
| Network Tier | Tier 2 — Moderate operator sophistication with routing hygiene |
🔌 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 | CloudFront |
| HTTP Title | — |
🔐 TLS Certificate
| SANs | images-na.ssl-images-amazon.comm.media-amazon.comimages-fe.ssl-images-amazon.comimages-eu.ssl-images-amazon.comia.media-imdb.comf.media-amazon.comimages.amazon.comg-images.amazon.comimg.amazon.cac.media-amazon.com |
| Valid From | 2026-05-14T00:00:00+00:00 |
| Valid Until | 2026-11-27T23:59:59+00:00 |
| TLS Protocol | Tls13 |
| Cipher Suite | TLS_AES_128_GCM_SHA256 |
| Signature Algorithm | sha256RSA |
| Validity Period | 197 days |
| Serial Number | 043588C90235B00C8F342E7969650B1D |
| Thumbprint | E1748019A72297302E22A6828D19C8E3AF160B07 |
🎯 Confidence Breakdown
Per-dimension confidence scores based on source diversity and data freshness
| Dimension | Score | Sources | Observations |
|---|---|---|---|
| threat | 33% | 2 | 4 |
| routing | 38% | 4 | 5 |
| services | 33% | 2 | 4 |
| ownership | 30% | 3 | 4 |
| reputation | 28% | 1 | 3 |
| geolocation | 33% | 2 | 4 |
| Overall | 32% | 14 | 24 |
| Data Coherence | Mostly Consistent (80%) — 1 contradiction(s) |
| Attribution | Moderate (65%) |
| OwnershipFCrDNSGeo ConsensusGeo PlausibleIRR MatchRPKI Valid |
📅 Observation Timeline 🔄 Live
| First Seen | 2026-09-14 00:06:21 UTC |
| Last Seen | 2026-09-22 19:07:16 UTC |
| Profile Built | 2026-09-22 19:23:38 UTC |
| Data Freshness | Live |
| Signal Types | 32 |
| Total Observations | 48 |
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