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cfdtool.com
CFDTool - Easy to Use Computational Fluid Dynamics CFD Toolbox
At a glance
- Category
- Other
- Language
- English
- Paid-content signal
- Paid contentObserved
- Registered
- 2018
- Hosting
- CloudflareInferred
- HTTPS certificate trusted
- PassedObserved
- Last updated
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Website Overview
An established domain and managed infrastructure suggest continuity of operations and may support dependable delivery, although neither guarantees service quality. An active inbound-mail setup with incomplete authentication may leave the domain more open to impersonation. Provider hosting alone does not close that gap.
Domain and Registration
Registered in 2018, this domain has about 8 years of history. That suggests continuity, although ownership and purpose may have changed. Transfer-protection status is present, helping reduce the risk of unauthorized domain transfers. The registrar is NameCheap, Inc., a widely used domain service provider. The domain uses the common .com extension, which is not an independent safety signal.
DNS and Email
The observed email authentication setup is incomplete: DMARC is missing. Nameservers are provided by Cloudflare, indicating managed DNS hosting. MX records point to the Cloudflare Email Routing email service. No CNAME was found; the observed records resolve directly to addresses. TXT records include verification markers for Google. Such markers may also remain after a service stops being used.
TLS and Certificates
The public key uses EC with 256 bits. The server supplied a complete certificate chain. No organization name is present in the certificate; the available fields are consistent with domain validation. The certificate was issued within the Google Trust Services cloud or CDN ecosystem. The certificate's total validity is about 90 days, consistent with a short renewal cycle.
HTTP and Browser Security
The response lacks these common security headers: HSTS, CSP, Permissions-Policy, clickjacking protection. CORS permits any origin to read this response. This is common for public resources; sensitive responses need narrower handling. No X-Powered-By header was found, reducing one common source of backend fingerprinting information. The cf-ray response header indicates a CDN or caching proxy in the delivery path. No obvious internal addresses or debug information were found in the headers.
Technology Stack Analysis
The public page identifies Cloudflare without precise versions, leaving fewer clues for version-specific scanning.
Search and Social Sharing
The canonical URL points to another host: https://www.cfdtool.com/. Search engines may consolidate indexing signals there. The title has 34 characters, within a common display range. A meta description is present, with 62 characters. The observed directives allow indexing and link following. No Generator meta tag is publicly exposed.
Hosting and Email
CloudflareRegistration details
| Registrar | NameCheap, Inc. |
|---|---|
| Registered | 2018-01-18 |
| Expires | 2033-01-18 |
| Domain status | client transfer prohibited |
| Nameservers | dell.ns.cloudflare.com、ridge.ns.cloudflare.com |
| DNSSEC | unsigned |
DNS records
| Type | Name | Value | TTL | Priority |
|---|---|---|---|---|
| A | cfdtool.com | 104.21.91.207 | 300 | — |
| A | cfdtool.com | 172.67.179.91 | 300 | — |
| AAAA | cfdtool.com | 2606:4700:3031::6815:5bcf | 300 | — |
| AAAA | cfdtool.com | 2606:4700:3033::ac43:b35b | 300 | — |
| MX | cfdtool.com | route2.mx.cloudflare.net | 300 | 32 |
| MX | cfdtool.com | route3.mx.cloudflare.net | 300 | 56 |
| MX | cfdtool.com | route1.mx.cloudflare.net | 300 | 77 |
| NS | cfdtool.com | dell.ns.cloudflare.com | 86400 | — |
| NS | cfdtool.com | ridge.ns.cloudflare.com | 86400 | — |
| TXT | cfdtool.com | google-site-verification=7znGEVulSiMoNlwVEJB2eYMfogUPnIUL6dpethQCNtI | 300 | — |
| TXT | cfdtool.com | paddle-verification=4417fd02 | 300 | — |
| TXT | cfdtool.com | v=spf1 include:_spf.mx.cloudflare.net ~all | 300 | — |
TLS and certificates
HTTP response headers
| Header | Value |
|---|---|
| content-type | text/html; charset=utf-8 |
| cache-control | public, max-age=0, must-revalidate |
| server | cloudflare |
| x-content-type-options | nosniff |
| referrer-policy | strict-origin-when-cross-origin |
| access-control-allow-origin | * |
Identified technologies
Pages, Search and Sharing
| Meta description | CFDTool - Easy to Use Computational Fluid Dynamics CFD Toolbox |
|---|---|
| Canonical URL | https://www.cfdtool.com/ |
| Language | English (default) |
| Twitter Card | Not detected |
Social Sharing Preview
6 fields
robots.txt (opens in a new tab)
1 rulesia_archiver 0 allowed · 1 disallowed
- Disallow
/
No matching rules.
User reviews (0)