cnes.fr
CNES - Centre national d'études spatiales
Last scanned Jul 26, 2026, 5:17 AM · 1 view
Overall score
Great
Summary
A la fois agence de programme, centre technique et opérateur spatial, le CNES réunit toutes les fonctions permettant au gouvernement français de définir et mettre en œuvre sa stratégie spatiale. This website uses Drupal hosted on Google Cloud. SEO is good (75/100) and accessibility is excellent (100/100). Security scores excellent (100/100) and performance fair (60/100). Top issue: Meta description longer than 160 characters.
A la fois agence de programme, centre technique et opérateur spatial, le CNES réunit toutes les fonctions permettant au gouvernement français de définir et mettre en œuvre sa stratégie spatiale.
- United States
- Hosted on Google Cloud
Top issues to fix
5 issues found
Meta description longer than 160 characters
SEOTrim the meta description to under 160 characters to avoid truncation in search results.
Multiple H1 headings found
SEOKeep a single H1 per page and demote the others to H2/H3.
No structured data (JSON-LD) found
SEOAdd JSON-LD (Organization, Article, Product…) to become eligible for rich results.
sitemap.xml not found
SEOPublish an XML sitemap and reference it from robots.txt to speed up page discovery.
19 broken links on the page
SEOFix or remove broken links — they waste crawl budget and erode user trust.
SEO
4 issue(s) found
Performance
387 ms
Security
HTTPS & header checks
Accessibility
0 issue(s) found
Organization
Company details published in this site's own structured data.
A la fois agence de programme, centre technique et opérateur spatial, le CNES réunit toutes les fonctions permettant au gouvernement français de définir et mettre en œuvre sa stratégie spatiale.
Contact
Email, phone, and address published on this site's own pages.
- nom@exemple.org
Meta tags
- Title
- CNES - Centre national d'études spatiales
- Description
- A la fois agence de programme, centre technique et opérateur spatial, le CNES réunit toutes les fonctions permettant au gouvernement français de définir et mettre en œuvre sa stratégie spatiale.
- Canonical
- https://cnes.fr/
- Language
- fr
- Charset
- utf-8
- Viewport
- width=device-width, initial-scale=1.0
- Robots meta
- Manifest
Technologies
Detected frameworks, languages, and tools.
Hosting & CDN
- Hosting provider
- Google Cloud
- CDN provider
- —
- IP address
- 34.110.177.243
- ASN
- AS396982 (GOOGLE-CLOUD-PLATFORM - Google LLC, US)
DNS records
| Type | Value |
|---|---|
| A |
|
| AAAA | — |
| MX |
|
| TXT | — |
| NS |
|
| CAA | — |
| CNAME | — |
| IPv6 support | No |
TLS / SSL certificate
- Version
- TLS 1.3
- Issuer
- Google Trust Services
- Subject
- cnes.fr
- Valid from
- Jul 5, 2026
- Valid to
- Oct 3, 2026
- Days until expiry
- 68
- SAN domains
- cnes.fr
Security headers
- Strict-Transport-SecurityEnabled
- Content-Security-PolicyEnabled
- X-Frame-OptionsEnabled
- X-Content-Type-OptionsEnabled
- Referrer-PolicyEnabled
- Permissions-PolicyMissing
Compression: gzip · 0 cookie(s) observed
Content & assets
Headings
H1 2 · H2 9 · H3 12
Links
56 internal · 22 external · 19 broken
Images
15 total · 0 missing alt
Scripts / Styles
7 scripts · 5 stylesheets
JS / CSS size
3.5 MB · 3.5 MB
Page size
79.3 KB
Robots.txt & Sitemap
- robots.txt
- Found
- Disallow rules
- 33
- sitemap.xml
- Not found
- URLs in sitemap
- 0
SEO issues
- Meta description longer than 160 characters
- Multiple H1 headings found
- No structured data (JSON-LD) found
- sitemap.xml not found
Accessibility issues
No accessibility issues detected.
Scan details
- Requested URL
- https://cnes.fr
- Final URL
- https://cnes.fr
- HTTP status
- 200
- HTTP version
- HTTP/2
- Response time
- 386 ms
- HTML size
- 79.3 KB
- Redirect chain
- https://cnes.fr
See something wrong on this report? Request a correction
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Frequently asked questions
- What technology does cnes.fr use?
- cnes.fr is built with Drupal, jQuery.
- Is cnes.fr secure (HTTPS)?
- Yes. cnes.fr uses TLS 1.3 with a certificate issued by Google Trust Services, valid until Oct 3, 2026.
- Who hosts cnes.fr?
- cnes.fr is hosted on Google Cloud.
- What is cnes.fr's SEO score?
- cnes.fr scored 75/100 for SEO in the latest analysis (fair).
- What is cnes.fr's overall website score?
- cnes.fr has an overall SiteGraph score of 83/100, combining SEO, performance, security, and accessibility.
OpenGraph & Twitter Card
OpenGraph
Twitter Card