bull.fr
Bull - Calcul haute performance et solutions informatiques
Last scanned Jul 26, 2026, 1:19 PM
Overall score
Fair
Summary
Bull combine HPC, IA et ingénierie pour accélérer l’innovation avec des solutions performantes, sécurisées et durables. This website uses Google Analytics behind Cloudflare CDN. SEO is excellent (90/100) and accessibility is excellent (100/100). Security scores poor (45/100) and performance good (80/100). Top issue: robots.txt not found.
Bull combine HPC, IA et ingénierie pour accélérer l’innovation avec des solutions performantes, sécurisées et durables.
Top issues to fix
6 issues found
Missing X-Content-Type-Options header
SecurityAdd X-Content-Type-Options: nosniff to stop MIME-sniffing attacks.
Missing X-Frame-Options header
SecurityAdd X-Frame-Options (or a CSP frame-ancestors rule) to prevent clickjacking via hidden iframes.
robots.txt not found
SEOPublish /robots.txt with a Sitemap: directive to guide crawlers.
sitemap.xml not found
SEOPublish an XML sitemap and reference it from robots.txt to speed up page discovery.
Sluggish estimated load (3.3s)
PerformanceTarget under 3 seconds: enable compression and serve static assets from a CDN.
20 broken links on the page
SEOFix or remove broken links — they waste crawl budget and erode user trust.
SEO
2 issue(s) found
Performance
3.33 s
Security
HTTPS & header checks
Accessibility
0 issue(s) found
Organization
Company details published in this site's own structured data.
Bull combine HPC, IA et ingénierie pour accélérer l’innovation avec des solutions performantes, sécurisées et durables.
Meta tags
- Title
- Bull - Calcul haute performance et solutions informatiques
- Description
- Bull combine HPC, IA et ingénierie pour accélérer l’innovation avec des solutions performantes, sécurisées et durables.
- Canonical
- https://www.bull.com/fr/
- Language
- fr
- Charset
- utf-8
- Viewport
- width=device-width, initial-scale=1 maximum-scale=1
- Robots meta
- Manifest
Technologies
Detected frameworks, languages, and tools.
Hosting & CDN
- Hosting provider
- —
- CDN provider
- Cloudflare
- IP address
- —
- ASN
- —
DNS records
| Type | Value |
|---|---|
| A | — |
| AAAA | — |
| MX | — |
| TXT | — |
| NS | — |
| CAA | — |
| CNAME | — |
| IPv6 support | No |
TLS / SSL certificate
- Version
- TLS 1.3
- Issuer
- Let's Encrypt
- Subject
- da760022.sni.cloudflaressl.com
- Valid from
- Jul 19, 2026
- Valid to
- Oct 17, 2026
- Days until expiry
- 80
- SAN domains
- da760022.sni.cloudflaressl.com, www.bull.com
Security headers
- Strict-Transport-SecurityEnabled
- Content-Security-PolicyEnabled
- X-Frame-OptionsMissing
- X-Content-Type-OptionsMissing
- Referrer-PolicyEnabled
- Permissions-PolicyMissing
Compression: gzip · 2 cookie(s) observed
Content & assets
Headings
H1 1 · H2 6 · H3 62
Links
78 internal · 4 external · 20 broken
Images
22 total · 0 missing alt
Scripts / Styles
36 scripts · 16 stylesheets
JS / CSS size
15.5 KB · 66.7 KB
Page size
247 KB
Robots.txt & Sitemap
- robots.txt
- Not found
- Disallow rules
- 0
- sitemap.xml
- Not found
- URLs in sitemap
- 0
SEO issues
- robots.txt not found
- sitemap.xml not found
Accessibility issues
No accessibility issues detected.
Scan details
- Requested URL
- https://bull.fr
- Final URL
- https://www.bull.com/fr/
- HTTP status
- 200
- HTTP version
- HTTP/2
- Response time
- 3.33 s
- HTML size
- 247 KB
- Redirect chain
- https://bull.fr → https://www.bull.com/fr/
See something wrong on this report? Request a correction
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Frequently asked questions
- What technology does bull.fr use?
- bull.fr is built with jQuery, Google Analytics.
- Is bull.fr secure (HTTPS)?
- Yes. bull.fr uses TLS 1.3 with a certificate issued by Let's Encrypt, valid until Oct 17, 2026.
- Who hosts bull.fr?
- Hosting provider information for bull.fr is not available yet.
- What is bull.fr's SEO score?
- bull.fr scored 90/100 for SEO in the latest analysis (excellent).
- What is bull.fr's overall website score?
- bull.fr has an overall SiteGraph score of 78/100, combining SEO, performance, security, and accessibility.
OpenGraph & Twitter Card
OpenGraph
Twitter Card