Duap.ch - SEO Checker

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Overview of the SEO Check
Meta information
100% 
Page quality
66% 
Page structure
95% 
Link structure
83% 
Server
91% 
External factors
100% 
SEO Score
Response time
0.08 s
File size
34.30 kB
Words
355
Media files
14
Number of links
38 internal / 7 external

Task list of SEO Improvements

Meta specifications

Title
(Critically important)
DUAP Fuel Injection Systems
The length of the page title is perfect. (264 pixels out of 580 max pixel length)
There are no duplicate words in the title
Meta description
(Critically important)
Seit über 80 Jahren steht die DUAP AG für Qualität und Zuverlässigkeit in der Entwicklung und Herstellung von Einspritzsystemen für Grossdieselmotoren.
The length of the meta description is perfect. (952 pixels out of 1000 max pixel length)
Crawlability
(Critically important)
There are no problems in accessing the website.
Canonical URL
(Important)
https://www.duap.ch/
There is a valid canonical link specified.
Language
(Somewhat important)
Language detected in text: de
Language defined in HTML: de
Server location: United States of America
The following language is defined by HTML: de
Alternate/Hreflang Links
(Somewhat important)
There are no alternate links specified on this page.
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, shrink-to-fit=no
descriptionSeit über 80 Jahren steht die DUAP AG für Qualität und Zuverlässigkeit in der Entwicklung und Herstellung von Einspritzsystemen für Grossdieselmotoren.
robotsindex, follow
apple-mobile-web-app-titleDUAP
langde
twitter:cardsummary
twitter:titleDUAP Fuel Injection Systems
twitter:descriptionSeit über 80 Jahren steht die DUAP AG für Qualität und Zuverlässigkeit in der Entwicklung und Herstellung von Einspritzsystemen für Grossdieselmotoren.
twitter:creatorDUAP AG
twitter:imagehttps://www.duap.ch/bilder/seo/_800xAUTO_crop_center-center_100_none_ns/SocialMediaFallback.jpg
og:site_nameDUAP AG
og:titleDUAP Fuel Injection Systems
og:descriptionSeit über 80 Jahren steht die DUAP AG für Qualität und Zuverlässigkeit in der Entwicklung und Herstellung von Einspritzsystemen für Grossdieselmotoren.
og:urlhttps://www.duap.ch/
og:typewebsite
og:imagehttps://www.duap.ch/bilder/seo/_800xAUTO_crop_center-center_100_none_ns/SocialMediaFallback.jpg
x-ua-compatibleie=edge
charsetutf-8

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Page quality

Content
(Critically important)
Some words from the page title are not used within the pages content
There are only 355 words on this page. Good pages should have about 800 words of useful content.
29% of the text are stop words.
The page contains a listing, which indicates a good text layout.
5 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 18.4 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, shrink-to-fit=no" is provided.
At least one Apple touch icon is specified.
Bold and strong tags
(Somewhat important)
The following tag is repeated too often: duap ag
Image SEO
(Somewhat important)
1 images have no alt attribute. The content of alt attributes is used by search engines.
Social Networks
(Nice to have)
This page is optimized perfectly for social networks.
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
https://www.duap.ch/bilder/logo-duap.svgLogo DUAP AG
...cht-duap-einspritzsysteme-schweiz-09.jpg<p>DUAP - Ihr Partner für Einspritzsysteme für Grossmotoren</p>
...ukt-duap-einspritzsysteme-schweiz-09.jpg<p>DUAP - Ihr Partner für Einspritzsysteme für Grossmotoren</p>
...ion-duap-einspritzsysteme-schweiz-26.jpg<p>DUAP - Ihr Partner für Einspritzsysteme für Grossmotoren</p>
...ion-duap-einspritzsysteme-schweiz-08.jpg<p>DUAP - Ihr Partner für Einspritzsysteme für Grossmotoren</p>
...ion-duap-einspritzsysteme-schweiz-23.jpg<p>DUAP - Ihr Partner für Einspritzsysteme für Grossmotoren</p>
...hrt-duap-einspritzsysteme-schweiz-04.jpgMärkte
...ukt-duap-einspritzsysteme-schweiz-20.jpgProdukte
...ion-duap-einspritzsysteme-schweiz-26.jpgDienstleistungen
...enter-center_none_ns/news-cimac-2025.jpgCimac congress 2025 in Zürich
...ter_none_ns/news-swissmem-brupbacher.jpgSwissmem Direktor besucht die DUAP AG
...ion-duap-einspritzsysteme-schweiz-04.jpgAction duap einspritzsysteme schweiz 04
...cht-duap-einspritzsysteme-schweiz-10.jpgDUAP Gruppe - weltweit einzigartig
/bilder/logos/logo-iso9001.svgNo alt attribute provided

Page structure

H1 heading
(Critically important)
The H1 heading is empty
Headings
(Important)
Some headings do not have any content.

Heading structure

Heading levelContent
H1 Empty heading
H2 DUAP insights
H3 Märkte
H3 Produkte
H3 Dienstleistungen
H3 Cimac congress 2025 in Zürich
H3 Swissmem Direktor besucht die DUAP AG
H3 Jobs & Ausbildung
H3 DUAP Gruppe - weltweit einzigartig
Some anchor texts are used more than once.
The number of internal links is ok.
None of the anchor texts is too long.
All internal links are not using dynamic parameters.
There are 7 external links on this page.

Found links on this page

LinkAttributesAnchor text
https://www.duap.ch/duap-gruppeSubdomain DUAP Gruppe
A-TITLE DUAP Gruppe
/duap-gruppe/jobs-ausbildungSubdomain Jobs & Ausbildung
A-TITLE Jobs & Ausbildung
https://www.duap.ch/news-eventsSubdomain News & Events
A-TITLE News & Events
/download-centerSubdomain Download-Center
A-TITLE Download-Center
https://www.duap.ch/kontaktSubdomain Kontakt
A-TITLE Kontakt
https://www.duap.ch/Subdomain DE
A-TITLE DE
https://www.duap.ch/en/Subdomain EN
A-TITLE EN
https://www.duap.ch/Anchor Text duplicate A-TITLE DUAP Gruppe
https://www.duap.ch/Subdomain IMG-ALT Logo DUAP AG
A-TITLE DUAP AG
https://www.duap.ch/maerkteSubdomain Märkte
A-TITLE Märkte
https://www.duap.ch/produkteSubdomain Produkte
A-TITLE Produkte
/dienstleistungenSubdomain Dienstleistungen
A-TITLE Dienstleistungen
https://www.duap.ch/Subdomain Text duplicate DE
A-TITLE DE
https://www.duap.ch/en/Subdomain Text duplicate EN
A-TITLE EN
https://www.duap.ch/Anchor Text duplicate A-TITLE DUAP Gruppe
https://www.duap.ch/kontaktSubdomain Ansprechpartner
A-TITLE Ansprechpartner
https://www.duap.ch/maerkteSubdomain Text duplicate Märkte
A-TITLE Märkte
https://www.duap.ch/produkteSubdomain Text duplicate Produkte
A-TITLE Produkte
/dienstleistungenSubdomain Text duplicate Dienstleistungen
A-TITLE Dienstleistungen
https://www.duap.ch/duap-gruppeSubdomain Text duplicate DUAP Gruppe
A-TITLE DUAP Gruppe
/duap-gruppe/jobs-ausbildungSubdomain Text duplicate Jobs & Ausbildung
A-TITLE Jobs & Ausbildung
https://www.duap.ch/news-eventsSubdomain Text duplicate News & Events
A-TITLE News & Events
/download-centerSubdomain Text duplicate Download-Center
A-TITLE Download-Center
https://www.duap.ch/kontaktSubdomain Text duplicate Kontakt
A-TITLE Kontakt
https://www.duap.ch/maerkteSubdomain Text duplicate IMG-ALT Märkte
https://www.duap.ch/maerkteSubdomain Mehr erfahren
A-TITLE Mehr erfahren
https://www.duap.ch/produkteSubdomain Text duplicate IMG-ALT Produkte
https://www.duap.ch/produkteSubdomain Text duplicate Mehr erfahren
A-TITLE Mehr erfahren
/dienstleistungenSubdomain Text duplicate IMG-ALT Dienstleistungen
/dienstleistungenSubdomain Text duplicate Mehr erfahren
A-TITLE Mehr erfahren
https://www.cimac.com/events/c...New window External Subdomain Messe Cimac congress 2025 in Zürich Der 31. CIMAC-Weltkongress findet vom 19. bis 23. Mai 2025 in Zürich, Schweiz, statt. Die globale Veranstaltung für Gross...
IMG-ALT Cimac congress 2025 in Zürich
A-TITLE Mehr erfahren
https://www.cimac.com/events/c...New window External Subdomain Text duplicate Mehr erfahren
A-TITLE Mehr erfahren
/duap-gruppe/jobs-ausbildungSubdomain Text duplicate Mehr erfahren
A-TITLE Mehr erfahren
https://www.duap.ch/duap-gruppeSubdomain IMG-ALT DUAP Gruppe - weltweit einzigartig
https://www.duap.ch/duap-gruppeSubdomain Text duplicate Mehr erfahren
A-TITLE Mehr erfahren
/duap-gruppe/jobs-ausbildungSubdomain Anchor Jobs & Karriere
A-TITLE Jobs & Karriere
/download-centerSubdomain Text duplicate Download-Center
A-TITLE Download-Center
https://www.duap.ch/news-eventsSubdomain Text duplicate News & Events
A-TITLE News & Events
https://www.facebook.com/duap....New window External Subdomain No Text
https://www.instagram.com/duap...New window External Subdomain A-TITLE DUAP AG @ Instagram
https://www.youtube.com/channe...New window External Subdomain A-TITLE DUAP AG @ Facebook
https://ch.linkedin.com/compan...New window External Subdomain No Text
https://maps.app.goo.gl/qzqCj5...New window External Subdomain Waldgasse 19 3360 Herzogenbuchsee
A-TITLE DUAP AG @ Google Maps
/kontakt/impressumSubdomain Impressum
A-TITLE Impressum
/kontakt/datenschutzSubdomain Datenschutz
A-TITLE Datenschutz

Server configuration

HTTP redirects
(Critically important)
This page redirects to "https://www.duap.ch/"
HTTP header
(Important)
The X-powered header is sent within the response header. (unnecessary)
This page uses GZip for compressed data transmission.
Performance
(Somewhat important)
The page response time is excellent with 0.08 seconds.
The file size of the HTML document is fine (34 kB).

HTTP Response Header

NameValue
cache-controlpublic, s-maxage=31536000, max-age=0
x-powered-byCraft CMS,Blitz
content-typetext/html; charset=UTF-8
content-encodinggzip
varyAccept-Encoding
dateThu, 13 Mar 2025 19:48:16 GMT
strict-transport-securitymax-age=10886400; includeSubDomains; preload
x-xss-protection1; mode=block
x-frame-optionsSAMEORIGIN
x-content-type-optionsnosniff
alt-svch3=":443"; ma=2592000, h3-29=":443"; ma=2592000, h3-Q050=":443"; ma=2592000, h3-Q046=":443"; ma=2592000, h3-Q043=":443"; ma=2592000, quic=":443"; ma=2592000; v="43,46"
statuscode200
http_versionHTTP/2

External factors

This website has excellent links from other websites.
This page has backlinks from 67 referring domains.
This page has 431 backlinks.
This page has backlinks from 53 different ip addresses.

Links from Wikipedia

No links from Wikipedia were found.

Robots.txt

User-agent: *
Disallow:

Sitemap: https://www.duap.ch/sitemap.xml

Similar sites

Search preview

www.duap.ch
DUAP Fuel Injection Systems
Seit über 80 Jahren steht die DUAP AG für Qualität und Zuverlässigkeit in der Entwicklung und Herstellung von Einspritzsystemen für Grossdieselmotoren.

Most important keywords

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

KeywordResultRecheck
DUAP86%Check
DUAP AG73%Check
Einspritzsysteme50%Check
Einspritzsystemen46%Check
Jahren46%Check
steht46%Check
Qualität46%Check
Zuverlässigkeit46%Check
Entwicklung46%Check
Herstellung46%Check
Show more keywords and terms

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