Sammlung.nationalmuseum.ch - SEO Checker

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Overview of the SEO Check
Meta information
79% 
Page quality
52% 
Page structure
100% 
Link structure
92% 
Server
100% 
External factors
3% 
SEO Score
Response time
0.25 s
File size
113.70 kB
Words
166
Media files
0
Number of links
6 internal / 6 external

Task list of SEO Improvements

Meta specifications

Title
(Critically important)
Sammlung Online des Schweizerischen Nationalmuseums - Sammlung Online Nationalmuseum
The page title should be shorter than 580 pixels. It is 856 pixels long. Optimize title
There are word repetitions in the page title.
Meta description
(Critically important)
Durchsuchen Sie die 14 Sammlungsbestände des Schweizerischen Nationalmuseums online. Nutzen Sie die Möglichkeit, Bilder direkt zu bestellen!
The length of the meta description is perfect. (908 pixels out of 1000 max pixel length)
Crawlability
(Critically important)
There are no problems in accessing the website.
Canonical URL
(Important)
No canonical link is specified.
Language
(Somewhat important)
Language detected in text: de
Language defined in HTML: de-ch
Server location: United States of America
The following language is defined by HTML: de-ch
Alternate/Hreflang Links
(Somewhat important)
The specified alternate links have no errors.
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)
This page is hosted on a subdomain. Use a top level domain for better SEO results.
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=1.0
format-detectiontelephone=no
application-name 
msapplication-TileColor#FFFFFF
msapplication-TileImage/static/sammlungonline/images/favicon/favicon_144_144.png
msapplication-square70x70logo/static/sammlungonline/images/favicon/favicon_70_70.png
msapplication-square150x150logo/static/sammlungonline/images/favicon/favicon_150_150.png
msapplication-wide310x150logo/static/sammlungonline/images/favicon/favicon_310_150.png
msapplication-square310x310logo/static/sammlungonline/images/favicon/favicon_310_310.png
theme-color#ffffff
countryCH
descriptionDurchsuchen Sie die 14 Sammlungsbestände des Schweizerischen Nationalmuseums online. Nutzen Sie die Möglichkeit, Bilder direkt zu bestellen!
langde-ch
charsetutf-8

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Page quality

Content
(Critically important)
There are only 166 words on this page. Use at least 250 words to provide useful information.
Words from the H1 heading are not used in the page content.
27.7% of the text are stop words.
Keywords used in the page title are also used in the page content. That's good!
The page contains a listing, which indicates a good text layout.
3 paragraphs were found on this page.
No placeholders texts or images were found.
There are no duplicates on the site.
The average number of words per sentence of 14.14 words is good.
Frames
(Critically important)
This page does not use a frameset.
Mobile optimization
(Somewhat important)
A viewport "width=device-width, initial-scale=1.0" is provided.
At least one Apple touch icon is specified.
This page only loads 3 JavaScript files. That's good!
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)
Alt text (alternative text) is correctly used on all found images.
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

No media files were found.

Page structure

H1 heading
(Critically important)
accessibility.sr-only.body-term
The H1 heading is perfect.
Headings
(Important)
The heading structure is perfect.

Heading structure

Heading levelContent
H1 accessibility.sr-only.body-term
H2 Sammlung Online
There are too few (6) internal links on this page.
Some anchor texts are used more than once.
None of the anchor texts is too long.
All internal links are not using dynamic parameters.
There are 6 external links on this page.

Found links on this page

LinkAttributesAnchor text
/Sammlung Online
/Text duplicate Sammlung Online
/deSubdomain Deutsch
/deA-TITLE accessibility.logo.link.title
https://www.landesmuseum.ch/New window External Subdomain Landesmuseum Zürich
https://www.chateaudeprangins.ch/New window External Subdomain Château de Prangins
https://www.forumschwyz.ch/New window External Subdomain Forum Schweizer Geschichte Schwyz
https://www.sammlungszentrum.ch/New window External Subdomain Sammlungszentrum
https://www.nationalmuseum.ch/New window External Subdomain Schweizerisches Nationalmuseum
/de/impressumImpressum
/datenschutzDatenschutzerklärung
https://www.dachcom.com/New window External Subdomain DACHCOM

Server configuration

HTTP redirects
(Critically important)
This page redirects to "https://sammlung.nationalmuseum.ch/de"
HTTP header
(Important)
No X-Powered HTTP header is sent.
The web server transmits the web page (HTML) in compressed form.
Performance
(Somewhat important)
The page response time is excellent with 0.25 seconds.
This page only loads 1 CSS files. That's ok.
This page only loads 3 JavaScript files. That's good!
The file size of the HTML document is fine (114 kB).

HTTP Response Header

NameValue
dateWed, 17 Dec 2025 21:48:41 GMT
serverApache
cache-controlmax-age=0, must-revalidate, private
content-languagede-ch
x-pimcore-output-cache-disable-reasonauthorization header in use
expiresWed, 17 Dec 2025 21:48:41 GMT
access-control-allow-origin*
access-control-allow-headersx-requested-with, Content-Type, origin, authorization, accept, client-security-token
strict-transport-securitymax-age=63072000; includeSubDomains; preload
permissions-policyaccelerometer=(), camera=(), geolocation=(), gyroscope=(), magnetometer=(), microphone=(), payment=(), usb=()
content-typetext/html; charset=UTF-8
set-cookie237 Characters
varyAccept-Encoding
content-encodinggzip
content-length34513
statuscode200
http_versionHTTP/1.1

External factors

This page has only a few links from other websites.
This page only has backlinks from 1 referring domains.
This page only has 11,090 backlinks.
This page only has few backlinks from 1 different ip addresses.

Links from Wikipedia

No links from Wikipedia were found.

Robots.txt

User-agent: *
Disallow:

Similar sites

Search preview

sammlung.nationalmuseum.ch
Sammlung Online des Schweizerischen Nationalmuseums - Sammlung Onli...
Durchsuchen Sie die 14 Sammlungsbestände des Schweizerischen Nationalmuseums online. Nutzen Sie die Möglichkeit, Bilder direkt zu bestellen!

Most important keywords

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

KeywordResultRecheck
Sammlung72%Check
Sammlung Online69%Check
Sammlung Online Nationalmuseum69%Check
nationalmuseum67%Check
Online66%Check
Nationalmuseums online63%Check
Schweizerischen62%Check
Schweizerischen Nationalmuseums62%Check
Schweizerischen Nationalmuseums online62%Check
Nationalmuseums61%Check
Show more keywords and terms

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