universite-lyon.fr website report
ComUE Université de Lyon - Bienvenue sur le site de la ComUE Université de Lyon
Last scanned
Overall score
Fair
About universite-lyon.fr
universite-lyon.fr is a website. It is also on Facebook and X.
Score profile
Top issues to fix
11 issues found · 2 high priority
Missing Content-Security-Policy header
SecurityAdd a CSP to control which sources can run scripts — the strongest single defense against XSS.
Missing meta description
SEOAdd a ~150-character meta description to control your search-result snippet and lift click-through rate.
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.
1 cookie without Secure/HttpOnly flags
SecuritySet Secure and HttpOnly on session cookies so they can't leak over HTTP or be read by injected scripts.
Title longer than 60 characters
SEOShorten the title to under 60 characters so search results don't truncate it.
+5 more issues — details in the sections below.
How it compares
universite-lyon.fr scores higher overall than 18% of the 163,243 sites we have scanned.
vs. All scanned sites
163,243 sitesThe dot is this site; the tick is the typical (median) score for the group. The number on the right is the percentile: the share of the group this site scores above.
Technology stack
universite-lyon.fr is built with jQuery and Nginx.
Hosting & DNS
- IP address
- —
- ASN
- —
- IPv6
- Not supported
- HTTP
- HTTP/1.1
Show DNS record values
TXT record contents are not republished; only their count is shown.
Security
universite-lyon.fr uses TLS 1.3 with a certificate valid for 93 more days and sets 1 of 6 recommended security headers.
Security headers1 of 6 set
- HSTSForces HTTPS
- CSPBlocks injected scripts
- X-Frame-OptionsStops clickjacking
- X-Content-TypeStops MIME sniffing
- Referrer-PolicyLimits URL leakage
- Permissions-PolicyRestricts browser features
TLS certificate
- Names covered
- 2
- Cookies set
- 1
Email security
universite-lyon.fr scores F for email security, with SPF and DMARC policy “none”.
- SPFWeak
Neutral policy; unlisted senders are neither trusted nor rejected.
- DMARCWeak
Monitoring only: forged mail is still delivered.
- MTA-STSNot set
Not published; mail to this domain can be downgraded to plaintext.
- BIMINot set
Not published (optional).
Performance & carbon
universite-lyon.fr scores 65/100 for performance, with an estimated load time of 0.6 s. A visit emits an estimated 1.03 g of CO2 (grade F).
Page weight
- HTML 202 KB
- JavaScript 1.4 MB
- CSS 1.1 MB
- Est. load
- 635 ms
- Response
- 631 ms
- Scripts / CSS
- 18 / 4
Carbon per visitF
1.03 g CO2 per uncached view
Estimate from the Sustainable Web Design model. HTML, JavaScript and CSS only; images, video and fonts are not measured. Treat it as a lower bound for comparing pages, not an audit.
SEO & accessibility
universite-lyon.fr scores 60/100 for SEO and 100/100 for accessibility, with 6 SEO issues to fix.
Heading structure
2 H1s; one is the convention.
Image alt text
93 images · 0 without alt text · 0 lazy-loaded
Links
- Internal 94
- External 23
- Broken 1
SEO issues6
- Title longer than 60 characters
- Missing meta description
- Multiple H1 headings found
- No structured data (JSON-LD) found
- robots.txt not found
- sitemap.xml not found
Accessibility issues0
No accessibility issues detected.
Technical details
Page metadata, social tags, crawl files and scan information.
Meta tags
- Title
- ComUE Université de Lyon - Bienvenue sur le site de la ComUE Université de Lyon
- Description
- Canonical
- https://www.universite-lyon.fr/fr/bienvenue-sur-le-site-de-la-comue-universite-de-lyon-374130.kjsp
- Language
- fr
- Robots meta
- index, follow
Crawl files
- robots.txt
- Not found
- Disallow rules
- 0
- sitemap.xml
- Not found
- URLs in sitemap
- 0
Structured data
No JSON-LD types declared.
- Microdata items
- 0
- RDFa items
- 0
Scan
- Final URL
- https://www.universite-lyon.fr/
- HTTP status
- 200
- Redirects
- https://universite-lyon.fr → https://www.universite-lyon.fr/
- Scanned
- Aug 24, 2026, 1:23 PM
Own universite-lyon.fr? Show your score
Add this badge to your site. It always shows the latest scan.
<a href="https://sitegraph.tech/site/universite-lyon-fr"><img src="https://sitegraph.tech/badge/universite-lyon-fr.svg" alt="universite-lyon.fr on SiteGraph" width="190" height="20" /></a>See something wrong on this report? Request a correction or ask for something to be removed.
Related websites
Same technology stack
linuxiac.com
Linuxiac - All things Linux & Open Source
vovici.com
Survey Management Software | Verint
contao.org
Contao Open Source CMS
enfocus.com
PDF Preflight & Print Automation Software | Enfocus
doshinsports.com
道新スポーツ | DOSHIN SPORTS
frosmo.com
AI-driven personalization strategies
Frequently asked questions about universite-lyon.fr
- What is universite-lyon.fr?
- universite-lyon.fr is a website. It is also on Facebook and X.
- What technology does universite-lyon.fr use?
- universite-lyon.fr is built with jQuery and Nginx.
- Is universite-lyon.fr secure?
- universite-lyon.fr uses TLS 1.3 with a certificate valid for 93 more days and sets 1 of 6 recommended security headers.
- Is universite-lyon.fr protected against email spoofing?
- universite-lyon.fr scores F for email security, with SPF and DMARC policy “none”.
- How does universite-lyon.fr compare with similar sites?
- universite-lyon.fr scores higher overall than 18% of the 163,243 sites we have scanned.
- What is universite-lyon.fr's overall score?
- universite-lyon.fr has an overall SiteGraph score of 73/100, combining SEO (60), performance (65), security (75) and accessibility (100).
Open Graph & Twitter