18.97.36.49
IP 18.97.36.49 was identified as a Low Risk endpoint owned by Amazon Technologies Inc. (ASN 14618) located in Ashburn, Virginia. The address resolved to an Amazon EC2 instance (ec2-18-97-36-49.compute-1.amazonaws.com) running nginx on port 443. TLS inspection revealed a certificate issued for nexus-websocket-a.intercom.io, confirming the host as a legitimate Intercom Nexus WebSocket service. No malicious indicators, blacklist entries, or known threat campaigns were associated with the address. The 18.97.36.0/24 subnet was classified as clean with an abuse density of 0.0455. Based on forward-confirmed reverse DNS and the absence of threat intelligence, the recommended action was to allow traffic with Info severity.
This summary was generated by AI and may contain inaccuracies. Verify critical details independently.
🏢 Ownership & Registration
| Organization | Amazon Technologies Inc. |
| ASN | AS14618 |
| 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 | ec2-18-97-36-49.compute-1.amazonaws.com |
| Forward Confirmed | Yes — FCrDNS verified |
| Forward Hostnames | ec2-18-97-36-49.compute-1.amazonaws.com |
🔐 DNS Hygiene
| Hygiene Score | 60% (Good) |
| SPF | 4/4 domains |
| DMARC | 4/4 domains |
| FCrDNS | Verified |
| DNSSEC | Not signed |
| CAA | Not configured |
| Domains Checked | 4 domains |
☁️ Network Classification
| Infrastructure | Unknown |
| Service Purpose | Web Server |
| Network Tier | Tier 3 — Basic operator with some routing infrastructure |
🔌 Services & Open Ports
| Port | Service | Protocol | Banner |
|---|---|---|---|
| 443 | https | tcp | — |
| Closed Ports | 22, 25, 80, 3389, 8080, 8443 (1 open / 7 scanned) | ||
| Server | nginx |
| HTTP Title | — |
🔐 TLS Certificate
| SANs | nexus-websocket-a.intercom.ionexus-websocket-pst.intercom.ionexus-websocket-overflow.intercom.ionexus-websocket-inbox.intercom.io |
| Valid From | 2026-08-09T00:00:00+00:00 |
| Valid Until | 2027-02-22T23:59:59+00:00 |
| TLS Protocol | Tls13 |
| Cipher Suite | TLS_AES_256_GCM_SHA384 |
| Signature Algorithm | sha256RSA |
| Validity Period | 197 days |
| Serial Number | 049CE817637CC8945B65063C530B254E |
| Thumbprint | 96B4E9457BE66F873B2286AFED177202BF751000 |
🎯 Confidence Breakdown
Per-dimension confidence scores based on source diversity and data freshness
| Dimension | Score | Sources | Observations |
|---|---|---|---|
| threat | 33% | 2 | 5 |
| routing | 38% | 4 | 5 |
| services | 38% | 2 | 5 |
| ownership | 30% | 3 | 4 |
| reputation | 22% | 1 | 4 |
| geolocation | 33% | 2 | 4 |
| Overall | 32% | 14 | 27 |
| Data Coherence | Mostly Consistent (82%) — 1 contradiction(s) |
| Attribution | High (85%) |
| OwnershipFCrDNSGeo ConsensusGeo PlausibleIRR MatchRPKI Valid |
📅 Observation Timeline 🔄 Live
| First Seen | 2026-09-07 16:20:54 UTC |
| Last Seen | 2026-09-26 12:31:40 UTC |
| Profile Built | 2026-09-26 12:40:04 UTC |
| Data Freshness | Live |
| Signal Types | 30 |
| Total Observations | 47 |
Full dossier details are available via our API.