chemspider.com No paid content found
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A free chemical structure database providing fast text and structure search access to over 130 million structures from hundreds of data sources.
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Updated: 2026-09-25 21:28
Language: English (default)
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Website Overview
The available information shows a mix of normal operation and configuration gaps. Depending on how the website is used, these gaps may affect secure access or the consistency of its public presentation.
Domain and Registration
Unknown
DNS and Email
Unknown
TLS and Certificates
Unknown
HTTP and Browser Security
X-Powered-By exposes backend information: Nuxt. All six checked browser-security headers are present. Their effectiveness still depends on the policy values and application behavior. The x-cache, via response header indicates a CDN or caching proxy in the delivery path. No obvious internal addresses or debug information were found in the headers. No CORS permission header was found, so browsers normally restrict cross-origin script access.
Technology Stack Analysis
Unknown
Search and Social Sharing
Unknown
Hosting and Email
Hosting
Amazon CloudFront
Location
Location unknown
Pages, Search and Sharing
Unknown
Registration details RDAP / WHOIS
Unknown
DNS records
Unknown
TLS and certificates
Unknown
HTTP response headers
| Header | Value |
|---|---|
| content-type | text/html;charset=utf-8 |
| strict-transport-security | max-age=31536000 |
| content-security-policy | object-src 'self' blob:; frame-src 'self' https://*.rsc.org/ https://www.google.com/ https://www.youtube.com/ https://www.youtube-nocookie.com/ https://securepubads.g.doubleclick.net/ https://*.googlesyndication.com/ https://www.googleadservices.com/ https://service.seamlessaccess.org/; |
| x-frame-options | SAMEORIGIN |
| x-content-type-options | nosniff |
| referrer-policy | strict-origin-when-cross-origin |
| permissions-policy | accelerometer=(), camera=(), geolocation=(), gyroscope=(), magnetometer=(), microphone=(), payment=(), usb=(), interest-cohort=() |
Identified technologies
Technology stack: Unknown
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