Sematos.eu - SEO Checker

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Overview of the SEO Check
Meta information
72% 
Page quality
29% 
Page structure
79% 
Link structure
92% 
Server
59% 
External factors
31% 
SEO Score
Response time
0.29 s
File size
112.20 kB
Words
39
Media files
29
Number of links
7 internal / 3 external

Task list of SEO Improvements

Meta specifications

Title
(Critically important)
Sématos
The page title is too short. (79 pixels of 580 max pixel length) Optimize title
The page title is only one word.
There are no duplicate words in the title
Meta description
(Critically important)
Dictionnaire multilingue de langues des signes
The length of the meta description is perfect. (286 pixels out of 1000 max pixel length)
Crawlability
(Critically important)
There are no problems in accessing the website.
Canonical URL
(Important)
https://www.sematos.eu/fr/lsf
There is a valid canonical link specified.
Language
(Somewhat important)
Language detected in text: fr
Server location: United States of America
The language is not specified in the HTML markup.
Alternate/Hreflang Links
(Somewhat important)
The alternate link to the page itself is invalid.
Other meta tags
(Somewhat important)
There is no rel next meta tag on this page.
There is no rel prev meta tag on this page.
Domain
(Somewhat important)
The domain is no subdomain.
The domain length is good.
The domain does not contain non-latin characters.
Page URL
(Somewhat important)
No parameters were found in the URL.
No session ID was found in the URL.
The URL does not have too many subdirectories.
Charset encoding
(Somewhat important)
The charset encoding (UTF-8) is set correctly.
Doctype
(Nice to have)
The doctype HTML 5 is set correctly.
The doctype is placed at first in the HTML code.
Favicon
(Nice to have)
The favicon is linked correctly.

Meta tags

NameValue
viewportwidth=device-width, initial-scale=1
next-size-adjustEmpty
theme-color#fffaf5
descriptionDictionnaire multilingue de langues des signes
content-languagefr
theme-color-light#a8d8ea
mobile-web-app-capableyes
apple-mobile-web-app-titleSématos
apple-mobile-web-app-status-bar-styledefault
sentry-tracede3d3f433fc72a7baf46389dd2c88e84-a3e1de2edc7cb920-1
baggagesentry-environment=production,sentry-public_key=cc28990fb3cc55e93c00ff05deef9b1e,sentry-trace_id=de3d3f433fc72a7baf46389dd2c88e84,sentry-org_id=4511133715726336,sentry-transaction=GET%20%2F%5Blocale%5D%2F%5BsignLanguage%5D,sentry-sampled=true,sentry-sample_rand=0.04821651515045766,sentry-sample_rate=0.1
twitter:cardsummary_large_image
twitter:titleSématos
twitter:descriptionDictionnaire multilingue de langues des signes
twitter:imagehttps://www.sematos.eu/opengraph-image.png?opengraph-image.00bo1h5fi2p2o.png
twitter:image:typeimage/png
twitter:image:width1200
twitter:image:height630
og:titleSématos
og:descriptionDictionnaire multilingue de langues des signes
og:urlhttps://www.sematos.eu
og:site_nameSématos
og:imagehttps://www.sematos.eu/opengraph-image.png?opengraph-image.00bo1h5fi2p2o.png
og:image:typeimage/png
og:image:width1200
og:image:height630
og:typewebsite
charsetutf-8

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Page quality

Content
(Critically important)
There are only 39 words on this page. Use at least 250 words to provide useful information.
No paragraphs were detected.
15.4% of the text are stop words.
The page contains a listing, which indicates a good text layout.
No placeholders texts or images were found.
Frames
(Critically important)
This page does not use a frameset.
Mobile optimization
(Somewhat important)
This page loads 16 JavaScript files. This may affect the load time negatively.
A viewport "width=device-width, initial-scale=1" is provided.
At least one Apple touch icon is specified.
Bold and strong tags
(Somewhat important)
The usage of strong and bold tags is perfect. We recommend the use of up to 6 tags for this page.
Image SEO
(Somewhat important)
29 images have no alt attribute. The content of alt attributes is used by search engines.
Social Networks
(Nice to have)
There are only a few social sharing widgets on the page. Make your website popular in social networks with social sharing widgets.
Additional markup
(Nice to have)
No additional page markup was found.
HTTPS
(Somewhat important)
This website uses HTTPS to protect privacy and integrity of the exchanged data.
All included files are also transferred via HTTPS.

Media list

URLAlt attributeTitle
/images/letters/lsf/A_normal.pngNo alt attribute provided
/images/letters/lsf/B_normal.pngNo alt attribute provided
/images/letters/lsf/C_normal.pngNo alt attribute provided
/images/letters/lsf/D_normal.pngNo alt attribute provided
/images/letters/lsf/E_normal.pngNo alt attribute provided
/images/letters/lsf/F_normal.pngNo alt attribute provided
/images/letters/lsf/G_normal.pngNo alt attribute provided
/images/letters/lsf/H_normal.pngNo alt attribute provided
/images/letters/lsf/I_normal.pngNo alt attribute provided
/images/letters/lsf/J_normal.pngNo alt attribute provided
/images/letters/lsf/K_normal.pngNo alt attribute provided
/images/letters/lsf/L_normal.pngNo alt attribute provided
/images/letters/lsf/M_normal.pngNo alt attribute provided
/images/letters/lsf/N_normal.pngNo alt attribute provided
/images/letters/lsf/O_normal.pngNo alt attribute provided
/images/letters/lsf/P_normal.pngNo alt attribute provided
/images/letters/lsf/Q_normal.pngNo alt attribute provided
/images/letters/lsf/R_normal.pngNo alt attribute provided
/images/letters/lsf/S_normal.pngNo alt attribute provided
/images/letters/lsf/T_normal.pngNo alt attribute provided
/images/letters/lsf/U_normal.pngNo alt attribute provided
/images/letters/lsf/V_normal.pngNo alt attribute provided
/images/letters/lsf/W_normal.pngNo alt attribute provided
/images/letters/lsf/X_normal.pngNo alt attribute provided
/images/letters/lsf/Y_normal.pngNo alt attribute provided
/images/letters/lsf/Z_normal.pngNo alt attribute provided
https://www.sematos.eu/icon-appstore.svgNo alt attribute provided
https://www.sematos.eu/icon-android.svgNo alt attribute provided
https://www.sematos.eu/decoration-hand.svgNo alt attribute provided

Page structure

H1 heading
(Critically important)
There is no H1 heading specified.
Headings
(Important)
The structure of headings is missing one or more levels. Do not skip heading levels.

Heading structure

Heading levelContent
H2 Explorer
H3 Applications mobiles
H3 À propos
H3 S'entraîner
H3 Suivez-nous
There are too few (7) internal links on this page.
1 links don't have an anchor text.
Every linktext is unique.
None of the anchor texts is too long.
All internal links are not using dynamic parameters.
There are 3 external links on this page.

Found links on this page

LinkAttributesAnchor text
https://www.sematos.eu/fr/lsfAnchor Aller au contenu
/fr/lsf/gamesTeste tes connaissancesNOUVEAU
/fr/lsf/words/inspirer-327mot du jourinspirer
https://www.sematos.eu/No Text
https://www.sematos.eu/fr/termsConditions d'utilisation
https://www.sematos.eu/fr/privacyPolitique de confidentialité
https://apps.apple.com/fr/app/...External Subdomain Apple iOS
https://play.google.com/store/...External Subdomain Android
/fr/lsf/gamesJeux
https://bsky.app/profile/semat...External No Text

Server configuration

HTTP redirects
(Critically important)
This page redirects to "https://www.sematos.eu/fr/lsf"
HTTP header
(Important)
The X-powered header is sent within the response header. (unnecessary)
The web server transmits the web page (HTML) in compressed form.
Performance
(Somewhat important)
This page loads 4 CSS files. This may affect the page load time negatively.
This page loads 16 JavaScript files. This may affect the load time negatively.
The page response time is excellent with 0.29 seconds.
The file size of the HTML document is fine (112 kB).

HTTP Response Header

NameValue
servernginx
dateTue, 20 Oct 2026 05:15:23 GMT
content-typetext/html; charset=utf-8
transfer-encodingchunked
connectionkeep-alive
x-frame-optionsDENY
x-content-type-optionsnosniff
referrer-policystrict-origin-when-cross-origin
x-xss-protection0
permissions-policycamera=(), microphone=(), geolocation=()
strict-transport-securitymax-age=63072000; includeSubDomains; preload
content-security-policydefault-src 'self'; script-src 'self' 'unsafe-inline' https://analytics.sematos.eu; worker-src 'self' blob:; style-src 'self' 'unsafe-inline'; img-src 'self' data: https://*.cloud.ovh.net; font-src 'self'; media-src 'self' https://*.cloud.ovh.net; connect-src 'self' https://backend.sematos.eu https://analytics.sematos.eu; frame-ancestors 'none'
set-cookie93 Characters
varyrsc, next-router-state-tree, next-router-prefetch, next-router-segment-prefetch, Accept-Encoding
link</_next/static/media/47fe1b7cd6e6ed85-s.p.0~mcdl10zdfb3.woff2>; rel=preload; as="font"; crossorigin=""; type="font/woff2", </_next/static/media/a218039a3287bcfd-s.p.17-1enzs_j91b.woff2>; rel=preload; as="font"; crossorigin=""; type="font/woff2", </_next/static/media/b06c83c7cc676c09-s.p.15p9cfi8srt_k.woff2>; rel=preload; as="font"; crossorigin=""; type="font/woff2", </_next/static/media/b6620be20ad708dd-s.p.15glw.3ya746x.woff2>; rel=preload; as="font"; crossorigin=""; type="font/woff2", </_next/static/media/ce62453a442c7f35-s.p.0333ktddfbsxy.woff2>; rel=preload; as="font"; crossorigin=""; type="font/woff2", </_next/static/media/e2334d715941921e-s.p.12skym0rqknxy.woff2>; rel=preload; as="font"; crossorigin=""; type="font/woff2", </_next/static/media/edcf447d6990da7e-s.p.0rmnzjlzsvg7u.woff2>; rel=preload; as="font"; crossorigin=""; type="font/woff2", </_next/static/chunks/00l4~flfvpf0b.css>; rel=preload; as="style", </_next/static/chunks/0i76fpgz5pj_v.css>; rel=preload; as="style", </_next/static/chunks/0xf2lbxvquh0w.css>; rel=preload; as="style", </_next/static/chunks/14lxxhdns0djc.css>; rel=preload; as="style"
x-powered-byNext.js
cache-controlprivate, no-cache, no-store, max-age=0, must-revalidate
content-encodinggzip
statuscode200
http_versionHTTP/1.1

External factors

This page has only a few links from other websites.
This page only has backlinks from 7 referring domains.
This page only has 10 backlinks.
This page only has few backlinks from 2 different ip addresses.
This page is referenced by wikipedia.

Links from Wikipedia

You can find more links using Wikipedia search

Robots.txt

User-Agent: *
Allow: /
Allow: /api/sitemap
Disallow: /api/

Sitemap: https://www.sematos.eu/sitemap.xml

Similar sites

Search preview

www.sematos.eu › lsf
Sématos
Dictionnaire multilingue de langues des signes

Most important keywords

Following keywords were found. You can check the keyword optimization of this page for each keyword.

KeywordResultRecheck
Sématos51%Check
Explorer43%Check
Applications43%Check
mobiles43%Check
propos43%Check
Suivez-nous43%Check
applications mobiles43%Check
contenu39%Check
Teste39%Check
Filtres39%Check
Show more keywords and terms

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