Lifelines.nl - SEO Checker

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Overview of the SEO Check
Meta information
100% 
Page quality
78% 
Page structure
67% 
Link structure
92% 
Server
91% 
External factors
100% 
SEO Score
Response time
0.29 s
File size
72.60 kB
Words
638
Media files
37
Number of links
30 internal / 24 external

Task list of SEO Improvements

Meta specifications

Title
(Critically important)
Lifelines, de biobank van Noord-Nederland | Lifelines
The length of the page title is perfect. (471 pixels out of 580 max pixel length)
There are no duplicate words in the title
Meta description
(Critically important)
Lifelines is dé biobank van Noord-Nederland en verzamelt van 167.000 mensen gegevens en lichaamsmaterialen en stelt deze beschikbaar aan onderzoekers.
The length of the meta description is perfect. (977 pixels out of 1000 max pixel length)
Crawlability
(Critically important)
There are no problems in accessing the website.
Canonical URL
(Important)
https://www.lifelines.nl/
There is a valid canonical link specified.
Language
(Somewhat important)
Language detected in text: nl
Language defined in HTML: nl
Server location: United States of America
The following language is defined by HTML: nl
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, maximum-scale=5
keywordslifelines, biobank, gegevens, lichaamsmaterialen
descriptionLifelines is dé biobank van Noord-Nederland en verzamelt van 167.000 mensen gegevens en lichaamsmaterialen en stelt deze beschikbaar aan onderzoekers.
robotsindex,follow
msapplication-TileImagehttps://www.lifelines.nl/assets/img/metro-icon-win8.png
msapplication-TileColor#24acc8
msapplication-navbutton-color#24acc8
theme-color#24acc8
langnl
twitter:cardsummary
twitter:image/uploads/lifelines-logo-standaard.png
og:image/uploads/lifelines-logo-standaard.png
og:typewebsite
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 2 text duplicates on this page:
  • Duplicate: Als je wilt leren hoe bepaalde klachten ontstaan, moet je beginnen met...
This page contains 638 words. That's ok.
39.2% of the text are stop words.
The page contains a listing, which indicates a good text layout.
15 paragraphs were found on this page.
No placeholders texts or images were found.
The average number of words per sentence of 17.5 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, maximum-scale=5" 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 13 tags for this page.
Image SEO
(Somewhat important)
17 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
/assets/img/logo.svgLifelines
...lnemers/ll-21-assen-nienke-mkidv-531.jpgNo alt attribute provided
...5d216.ll_21_assen_nienke_mkidv_525_1.jpgNo alt attribute provided
...38b5cd6.ll_21_assen_nienke_mkidv_575.jpgNo alt attribute provided
...esktop.bf3d913d.ll_21_roden_mkidv_22.jpgNo alt attribute provided
...op.2facdf4f.hr_211023_lifelines_0058.jpgNo alt attribute provided
...233-98318934632b7a4f6095685afbf59aa1.jpgNo alt attribute provided
...nn-cb9cb0c82d8bbe55e17624186a87992f.jpegNo alt attribute provided
...ika-c28d4c53e6f0e3e608c26abe76183bdc.jpgNo alt attribute provided
...nk-36dc47cbe3947e551f3ee31ce0e592a1.jpegNo alt attribute provided
...len-f75b8a067ef10b16ef3b63dc0c996547.jpgNo alt attribute provided
...1-4-813d58e53e076cb8703d7f0a970e1d47.jpgNo alt attribute provided
...213-e54547089fcc6e22ff6b8e44302e5314.jpgNo alt attribute provided
...len-9d25bb0057b6f2b866a0f6b056075fd6.jpgNo alt attribute provided
...uma-0302b388e5ff79eb0e9476de4757f8b6.jpgNo alt attribute provided
...464-2408b3576d2dda011d56811ea3d4dc59.jpgNo alt attribute provided
...nda-4c2411de060c5da44b9d0664e7c0cfca.pngNo alt attribute provided
...1bf.ll_21_assen_nienke_mkidv_417_1_1.jpgNo alt attribute provided
/uploads/original-umcg-logo-wit-2025.pngAlt title
...ds/bestanden/logos/logo-universiteit.svgAlt title
/uploads/bestanden/logos/mcgill.svgAlt title
...estanden/logos/wageningen-university.svgAlt title
/uploads/bestanden/logos/palga.svgAlt title
...s/centraal-bureau-voor-de-statistiek.svgAlt title
...s/university-of-cambridge-logo-white.svgAlt title
/uploads/bestanden/logos/amsterdamumc.svgAlt title
/uploads/logo-aletta.pngAlt title
...ort-33607fa7ebae6a5296f003f956a95308.pngAlt title
/uploads/hanzehogeschool.svgAlt title
/uploads/nhl-stenden-logo-nl-black.pngAlt title
/uploads/logo-hinoord-tagline.pngAlt title
/uploads/gemeente-groningen-1.svgAlt title
/uploads/logo-ggd.svgAlt title
/uploads/logo-ggd-e1556616413364.jpgAlt title
...vws-224e932c9dc86864c9240234f8be3f90.pngAlt title
...12_-b435c996882c75a05c708ccec2499054.pngAlt title
Video URLWidthHeight
/uploads/bestanden/3.mp4100%

Page structure

H1 heading
(Critically important)
There is no H1 heading specified.
Headings
(Important)
Some headings occur twice on the page.
The structure of headings is missing one or more levels. Do not skip heading levels.
There are 27 headings on the page. The amount of headings should be in a more proper relation to the amount of text.

Heading structure

Heading levelContent
H2 Verzamelen, beheren en delen voor meer gezonde jaren.
H2 Deelnemers
H2 Data voor publieke gezondheid
H2 Researchers
H2 Dankzij onze deelnemers
H2 90.000
H2 8 miljoen
H2 300
H2 750
H2 Over Lifelines
H2 Onze partners
H2 Deelnemers Duplicate text
H2 Researchers Duplicate text
H2 Beleidsmakers
H2 Delen
H3 Prof. dr. Nynke Smidt
H3 Jonas Salzbrunn
H3 Trishnika Chakraborty
H3 Rik Wisselink-Bijker
H3 Hoogleraar Judith van Rosmalen, onderzoeker
H3 Jochen Mierau, Wetenschappelijk directeur bij Lifelines
H3 Sandra van Oostrom
H3 Judith van Rosmalen
H3 Laura Viluma
H3 Mark Mobach
H3 Linda
H3 Volg ons
Baselink: /
Some internal link anchor texts are too long.
Some anchor texts are used more than once.
The number of internal links is ok.
All internal links are not using dynamic parameters.
There are 24 external links on this page.

Found links on this page

LinkAttributesAnchor text
https://www.lifelines.nl/IMG-ALT Lifelines
A-TITLE Lifelines
/deelnemersDeelnemers
A-TITLE Deelnemers
/beleidsmakersData voor publieke gezondheid
A-TITLE Data voor publieke gezondheid
https://www.lifelines.nl/over-onsOver ons
A-TITLE Over ons
https://www.lifelines.nl/contactContact
A-TITLE Contact
/deelnemers/je-deelname-aan-li...Alles over je deelname
https://www.lifelines-biobank....External Subdomain Start your application
/deelnemersDeelnemers Draag bij aan de wetenschap en je eigen gezondheid Deelnemers komen elke vijf jaar langs voor een gezondheidsonderzoek. Dankzij de uitslagen krijg...
/deelnemers/je-deelname-aan-li...Je deelname
A-TITLE Je deelname
/deelnemers/extra-onderzoekenExtra onderzoeken
A-TITLE Extra onderzoeken
/deelnemers/nieuwsNieuws & resultaten
A-TITLE Nieuws & resultaten
https://www.lifelines.nl/privacyPrivacy
A-TITLE Privacy
/beleidsmakersData voor publieke gezondheid Populatieinzichten voor beleidsmakers Als grootste data-en biobank van Nederland met ruim 167.000 Nederlanders kan Lifelines ge...
/beleidsmakers/waarom-lifelinesWaarom Lifelines
A-TITLE Waarom Lifelines
/beleidsmakers/aanbodWat we bieden
A-TITLE Wat we bieden
/beleidsmakers/zo-werkt-lifelinesZo werkt Lifelines
A-TITLE Zo werkt Lifelines
https://www.lifelines-biobank....External Subdomain Researchers Data acces for research & development Lifelines is a large, multi-generational, prospective cohort study that includes over 167,000 participants ...
https://www.lifelines-biobank....External Subdomain Why Lifelines
A-TITLE Why Lifelines
https://www.lifelines-biobank....External Subdomain What we offer
A-TITLE What we offer
https://www.lifelines-biobank....External Subdomain Working with us
A-TITLE Working with us
https://www.lifelines-biobank....External Subdomain Explore our data
A-TITLE Explore our data
/deelnemers/resultatenResultaten met Lifelines-data
/beleidsmakers/waarom-lifelinesOntdek meer over Lifelines
https://www.umcg.nl/New window External Subdomain IMG-ALT Alt title
A-TITLE UMCG
https://www.rug.nl/New window External Subdomain Text duplicate IMG-ALT Alt title
A-TITLE Rijksuniversiteit Groningen
https://muhc.ca/New window External Text duplicate IMG-ALT Alt title
A-TITLE McGill
https://www.wur.nl/New window External Subdomain Text duplicate IMG-ALT Alt title
A-TITLE Wageningen University
https://www.palga.nl/New window External Subdomain Text duplicate IMG-ALT Alt title
A-TITLE Palga
https://www.cbs.nl/New window External Subdomain Text duplicate IMG-ALT Alt title
A-TITLE CBS
https://www.cam.ac.uk/New window External Subdomain Text duplicate IMG-ALT Alt title
A-TITLE University of Cambridge
https://www.amsterdamumc.nl/nl...New window External Subdomain Text duplicate IMG-ALT Alt title
A-TITLE Amsterdam UMC
https://www.rijksoverheid.nl/m...New window External Subdomain Text duplicate IMG-ALT Alt title
A-TITLE Ministerie VWS
/deelnemers/je-deelname-aan-li...Je deelname aan Lifelines
A-TITLE Je deelname aan Lifelines
/deelnemers/extra-onderzoekenText duplicate Extra onderzoeken
A-TITLE Extra onderzoeken
/deelnemers/nieuwsText duplicate Nieuws & resultaten
A-TITLE Nieuws & resultaten
https://www.lifelines.nl/privacyText duplicate Privacy
A-TITLE Privacy
https://www.lifelines.nl/over-onsOver Lifelines
A-TITLE Over Lifelines
/disclaimerExplore
A-TITLE Explore
/beleidsmakers/aanbodAanbod
A-TITLE Aanbod
/beleidsmakers/zo-werkt-lifelinesAanvraag doen
A-TITLE Aanvraag doen
/beleidsmakers/waarom-lifelinesText duplicate Over Lifelines
A-TITLE Over Lifelines
https://www.facebook.com/LifeL...New window External Subdomain Volg ons op Facebook
A-TITLE Volg ons op Facebook
https://twitter.com/LifeLinesNLNew window External Volg ons op Twitter
A-TITLE Volg ons op Twitter
https://www.youtube.com/channe...New window External Subdomain Volg ons op YouTube
A-TITLE Volg ons op YouTube
https://www.linkedin.com/compa...New window External Subdomain Volg ons op LinkedIn
A-TITLE Volg ons op LinkedIn
https://www.instagram.com/life...New window External Subdomain Volg ons op Instagram
A-TITLE Volg ons op Instagram
https://www.lifelines.nl/sitemapSitemap
A-TITLE Sitemap
/disclaimerDisclaimer
A-TITLE Disclaimer
https://www.lifelines.nl/privacyText duplicate Privacy
A-TITLE Privacy
/deelnemers/over-lifelines/pri...Cookies op onze website
A-TITLE Cookies op onze website
https://wa.me/?text=https://ww...New window External WhatsApp
A-TITLE WhatsApp
http://www.facebook.com/sharer...New window External Subdomain Facebook
A-TITLE Facebook
http://twitter.com/intent/twee...New window External Twitter
A-TITLE Twitter
http://www.linkedin.com/shareA...New window External Subdomain LinkedIn
A-TITLE LinkedIn

Server configuration

HTTP redirects
(Critically important)
This page redirects to "https://www.lifelines.nl/"
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)
The page response time is excellent with 0.29 seconds.
The file size of the HTML document is fine (73 kB).

HTTP Response Header

NameValue
dateMon, 16 Mar 2026 04:48:13 GMT
content-typetext/html; charset=UTF-8
varyAccept-Encoding
x-powered-byPHP/8.4.15
set-cookie115 Characters
expiresThu, 19 Nov 1981 08:52:00 GMT
cache-controlno-store, no-cache, must-revalidate
pragmano-cache
x-content-type-optionsnosniff
x-xss-protection1; mode=block
x-frame-optionsSAMEORIGIN
linqhost-hpw-trace-idf8dfe0be6d3231be1b089d1837578c55
serverLinQhost HPW platform
content-encodingbr
statuscode200
http_versionHTTP/2

External factors

This website has excellent links from other websites.
This page has backlinks from 78 referring domains.
This page has 279 backlinks.
This page has backlinks from 73 different ip addresses.

Links from Wikipedia

No links from Wikipedia were found.

Robots.txt

User-agent: *
Allow: /assets/components/modxminify/
Allow: /assets/site/
Allow: /assets/css/
Allow: /assets/js/
Allow: /assets/libs/
Allow: /min/
Allow: /minify/
Disallow: /assets/components/
Disallow: /connectors/
Disallow: /core/
Disallow: /manager/
Disallow: /setup/
Disallow: /install/
Disallow: *.pdf

Sitemap: https://www.lifelines.nl/sitemap.xml
Sitemap: https://www.lifelines-biobank.com/sitemap.xml

Similar sites

Search preview

www.lifelines.nl
Lifelines, de biobank van Noord-Nederland | Lifelines
Lifelines is dé biobank van Noord-Nederland en verzamelt van 167.000 mensen gegevens en lichaamsmaterialen en stelt deze beschikbaar aan onderzoekers.

Most important keywords

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

KeywordResultRecheck
Lifelines81%Check
de biobank61%Check
Waarom Lifelines59%Check
biobank58%Check
Nederland56%Check
gegevens en lichaamsmaterialen49%Check
onderzoek48%Check
mensen46%Check
gegevens46%Check
Gezonde mensen45%Check
Show more keywords and terms

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