Intelligence Briefing: 104.18.33.171
Entity Overview
The IP address 104.18.33.171 was identified as part of Cloudflare, Inc. (ASN 13335, CLOUDFLARENET) infrastructure. The network role was classified as a Content Delivery Network (CDN) and Web Server.
Risk Assessment
The address carried a reputation score of Low Risk with a risk score of 30. While the overall risk was categorized as Low, the threat actor classification was noted as "Suspicious Host." A moderate severity recommendation for rate-limiting was assigned due to the moderate risk designation. The overall confidence level for the profile was recorded as Very Low.
Technical Observations
Network scanning detected open TCP ports 80, 443, 8080, and 8443. The server banner identified "cloudflare." DNS hygiene was assessed as None, lacking SPF, DMARC, or DNSSEC validation. The IP was not observed as a Tor exit node, known attacker, or spam source.
Threat Context
No specific threat indicators, known campaigns, or blacklist entries were associated with the address. Behavioral analysis recorded zero active attacks, honeypot hits, or WAF violations. The surrounding subnet (104.18.33.0/24) was classified as clean with zero threat siblings.
Operational Recommendation
SOC teams were advised to apply rate-limiting controls to mitigate moderate risk exposure associated with this address.
This summary was generated by AI and may contain inaccuracies. Verify critical details independently.
π’ Ownership & Registration
| Organization | Cloudflare, Inc. |
| ASN | AS13335 |
| Network Name | CLOUDFLARENET |
| CIDR Block | 104.16.0.0/12 |
| RIR | ARIN |
| Country | United States |
| Abuse Contact | Available via RDAP |
π DNS Intelligence
| PTR Record | No PTR |
| Forward Confirmed | No β PTR hostname does not resolve back to this IP (weak signal) |
π DNS Hygiene
| Hygiene Score | 0% (None) |
| SPF | Not configured |
| DMARC | Not configured |
| FCrDNS | Not verified |
| DNSSEC | Not signed |
| CAA | Not configured |
βοΈ Network Classification
| Infrastructure | Infrastructure / Datacenter |
| Service Purpose | Web Server |
| Network Tier | Hosting β Infrastructure provider without advanced routing |
π Services & Open Ports
| Port | Service | Protocol | Banner |
|---|---|---|---|
| 80 | http | tcp | β |
| 443 | https | tcp | β |
| 8080 | http-alt | tcp | β |
| 8443 | https-alt | tcp | β |
| Closed Ports | 22, 25, 3389 (4 open / 7 scanned) | ||
| Server | cloudflare |
| HTTP Title | β |
π TLS Certificate
| SANs | None |
| Valid From | β |
| Valid Until | β |
π― Confidence Breakdown
Per-dimension confidence scores based on source diversity and data freshness
| Dimension | Score | Sources | Observations |
|---|---|---|---|
| threat | 38% | 2 | 5 |
| routing | 28% | 1 | 3 |
| services | 27% | 2 | 4 |
| ownership | 27% | 2 | 3 |
| reputation | 22% | 1 | 3 |
| geolocation | 27% | 2 | 2 |
| Overall | 28% | 10 | 20 |
| Data Coherence | Consistent (100%) |
| Attribution | Moderate (50%) |
| OwnershipFCrDNSGeo ConsensusGeo PlausibleIRR MatchRPKI Valid |
π Observation Timeline π Live
| First Seen | 2026-09-07 01:20:35 UTC |
| Last Seen | 2026-09-23 01:01:22 UTC |
| Profile Built | 2026-09-23 01:16:49 UTC |
| Data Freshness | Live |
| Signal Types | 20 |
| Total Observations | 32 |
Full dossier details are available via our API.