What technology does universalis.fr use?

universalis.fr is built with PHP, Nginx.

Is universalis.fr secure (HTTPS)?

Yes. universalis.fr uses TLS 1.3 with a certificate issued by Sectigo Limited, valid until Feb 4, 2027.

Who hosts universalis.fr?

Hosting provider information for universalis.fr is not available yet.

What is universalis.fr's SEO score?

universalis.fr scored 85/100 for SEO in the latest analysis (great).

What is universalis.fr's overall website score?

universalis.fr has an overall SiteGraph score of 88/100, combining SEO, performance, security, and accessibility.

Has universalis.fr's score changed over time?

universalis.fr's overall score has declined by 2 points (from 90 to 88) since Jul 26, 2026.

universalis.fr

Encyclopédie Universalis

Last scanned Aug 3, 2026, 7:00 PM · 6 views

Overall score

Great

Summary

Encyclopædia Universalis pour les particuliers met la connaissance à la portée de tous. This website uses PHP. SEO is good (85/100) and accessibility is excellent (100/100). Security scores fair (70/100) and performance excellent (100/100). Top issue: Meta description longer than 160 characters.

Encyclopædia Universalis pour les particuliers met la connaissance à la portée de tous. Reconnue depuis plus de 50 ans pour la richesse et la fiabilité de son contenu.

Top issues to fix

7 issues found · 2 high priority

Missing Strict-Transport-Security header
Security
Add HSTS so browsers always use HTTPS — this closes the protocol-downgrade attack window.
Missing Content-Security-Policy header
Security
Add a CSP to control which sources can run scripts — the strongest single defense against XSS.
Missing X-Frame-Options header
Security
Add X-Frame-Options (or a CSP frame-ancestors rule) to prevent clickjacking via hidden iframes.
Meta description longer than 160 characters
SEO
Trim the meta description to under 160 characters to avoid truncation in search results.
robots.txt not found
SEO
Publish /robots.txt with a Sitemap: directive to guide crawlers.
sitemap.xml not found
SEO
Publish an XML sitemap and reference it from robots.txt to speed up page discovery.

+1 more issue — details in the sections below.

SEO

3 issue(s) found

100

Performance

351 ms

Security

HTTPS & header checks

100

Accessibility

0 issue(s) found

Score history

-2 overall since Jul 26, 2026

Overall: 88
SEO: 85
Security: 70
Performance: 100
Accessibility: 100

Organization

Company details published in this site's own structured data.

Encyclopædia Universalis pour les particuliers met la connaissance à la portée de tous. Reconnue depuis plus de 50 ans pour la richesse et la fiabilité de son contenu.

Meta tags

Title: Encyclopédie Universalis
Description: Encyclopædia Universalis pour les particuliers met la connaissance à la portée de tous. Reconnue depuis plus de 50 ans pour la richesse et la fiabilité de son contenu.
Canonical: https://www.universalis.fr
Language: fr-FR
Charset: utf-8
Viewport: viewport-fit=cover, width=device-width, initial-scale=1.0, minimum-scale=1.0
Robots meta: index, follow
Manifest: https://www.universalis.fr/_web/static/manifest.json

Technologies

Detected frameworks, languages, and tools.

PHP Nginx

Hosting & CDN

Hosting provider: —
CDN provider: —
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: Sectigo Limited
Subject: *.universalis.fr
Valid from: Jul 21, 2026
Valid to: Feb 4, 2027
Days until expiry: 185
SAN domains: *.universalis.fr, universalis.fr

Security headers

Strict-Transport-SecurityMissing
Content-Security-PolicyMissing
X-Frame-OptionsMissing
X-Content-Type-OptionsEnabled
Referrer-PolicyMissing
Permissions-PolicyMissing

Compression: gzip · 0 cookie(s) observed

Content & assets

Headings

H1 1 · H2 4 · H3 4

Links

39 internal · 9 external · 1 broken

Images

11 total · 0 missing alt

Scripts / Styles

10 scripts · 7 stylesheets

JS / CSS size

23.9 KB · 133 KB

Page size

76.4 KB

Robots.txt & Sitemap

robots.txt: Not found
Disallow rules: 0
sitemap.xml: Not found
URLs in sitemap: 0

SEO issues

Meta description longer than 160 characters
robots.txt not found
sitemap.xml not found

Scan details

Requested URL: https://universalis.fr
Final URL: https://www.universalis.fr/
HTTP status: 200
HTTP version: HTTP/2
Response time: 350 ms
HTML size: 76.4 KB
Redirect chain: https://universalis.fr → https://www.universalis.fr/

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Frequently asked questions

What technology does universalis.fr use?: universalis.fr is built with PHP, Nginx.
Is universalis.fr secure (HTTPS)?: Yes. universalis.fr uses TLS 1.3 with a certificate issued by Sectigo Limited, valid until Feb 4, 2027.
Who hosts universalis.fr?: Hosting provider information for universalis.fr is not available yet.
What is universalis.fr's SEO score?: universalis.fr scored 85/100 for SEO in the latest analysis (great).
What is universalis.fr's overall website score?: universalis.fr has an overall SiteGraph score of 88/100, combining SEO, performance, security, and accessibility.
Has universalis.fr's score changed over time?: universalis.fr's overall score has declined by 2 points (from 90 to 88) since Jul 26, 2026.