18.219.132.146
IP 18.219.132.146 was identified as a cloud infrastructure instance belonging to Amazon Technologies Inc. (ASN 16509) located in Columbus, Ohio. The asset functioned as a Web Server, resolving to the hostname ec2-18-219-132-146.us-east-2.compute.amazonaws.com on port 443.
Security indicators classified the reputation as Low Risk with a score of 25. The control plane indicated the IP was listed on one DNS blacklist out of eight total lists scanned. Significant data contradictions were present: while primary geolocation consensus placed the asset in the US, the TLS certificate subject and issuer indicated South Korea (KR). Behavioral metrics showed zero honeypot hits, enumeration strikes, or WAF violations.
The asset was tagged as a Suspicious Host with unknown intent. Despite the low risk classification, the presence of signal contradictions and the single DNSBL listing warranted a Monitor action with low severity. No specific threat campaigns or known attacker activity were confirmed during the observation period.
This summary was generated by AI and may contain inaccuracies. Verify critical details independently.
🏢 Ownership & Registration
| Organization | Amazon Technologies Inc. |
| ASN | AS16509 |
| Network Name | AT-88-Z |
| CIDR Block | 18.32.0.0/11 |
| RIR | ARIN |
| Country | United States |
| Abuse Contact | Available via RDAP |
🌐 DNS Intelligence
| PTR | ec2-18-219-132-146.us-east-2.compute.amazonaws.com |
| Forward Confirmed | Yes — FCrDNS verified |
| Forward Hostnames | ec2-18-219-132-146.us-east-2.compute.amazonaws.com |
🔐 DNS Hygiene
| Hygiene Score | 60% (Good) |
| SPF | 3/3 domains |
| DMARC | 2/3 domains |
| FCrDNS | Verified |
| DNSSEC | Not signed |
| CAA | Not configured |
| Domains Checked | 3 domains |
☁️ Network Classification
| Infrastructure | Unknown |
| Service Purpose | Web Server |
| Network Tier | Hosting — Infrastructure provider without advanced routing |
🔌 Services & Open Ports
| Port | Service | Protocol | Banner |
|---|---|---|---|
| 443 | https | tcp | — |
| Closed Ports | 22, 25, 80, 3389, 8080, 8443 (1 open / 7 scanned) | ||
| Server | — |
| HTTP Title | — |
🔐 TLS Certificate
| SANs | *.samsungiotcloud.com |
| Valid From | 2020-03-18T07:40:32+00:00 |
| Valid Until | 2035-04-09T07:40:32+00:00 |
| TLS Protocol | Tls12 |
| Cipher Suite | TLS_ECDHE_ECDSA_WITH_AES_128_GCM_SHA256 |
| Signature Algorithm | sha256ECDSA |
| Validity Period | 5500 days |
| Serial Number | 33DEF0C83047D74E |
| Thumbprint | 30AA82E4144123E889C449CD1F47CDC2F811A97D |
🎯 Confidence Breakdown
Per-dimension confidence scores based on source diversity and data freshness
| Dimension | Score | Sources | Observations |
|---|---|---|---|
| threat | 19% | 2 | 2 |
| routing | 13% | 1 | 1 |
| services | 27% | 2 | 3 |
| ownership | 27% | 2 | 3 |
| reputation | 13% | 1 | 2 |
| geolocation | 27% | 2 | 3 |
| Overall | 21% | 10 | 14 |
| Data Coherence | Mixed Signals (68%) — 2 contradiction(s) |
| Attribution | Moderate (55%) |
| OwnershipFCrDNSGeo ConsensusGeo PlausibleIRR MatchRPKI Valid |
⚠ TLS certificate claims KR but primary geo says US
📅 Observation Timeline 🔄 Live
| First Seen | 2026-09-13 02:04:20 UTC |
| Last Seen | 2026-09-22 04:45:53 UTC |
| Profile Built | 2026-09-22 05:00:00 UTC |
| Data Freshness | Live |
| Signal Types | 24 |
| Total Observations | 32 |
Full dossier details are available via our API.