Vaccination-info.europa.eu - SEO Checker

Sign up for free! PDF Export
Overview of the SEO Check
Meta information
59% 
Page quality
57% 
Page structure
100% 
Link structure
68% 
Server
100% 
External factors
100% 
SEO Score
Response time
0.39 s
File size
53.30 kB
Words
478
Media files
3
Number of links
103 internal / 17 external

Task list of SEO Improvements

Meta specifications

Title
(Critically important)
European Vaccination Information Portal / Home page | European Vaccination Information Portal
The page title should be shorter than 580 pixels. It is 858 pixels long. Optimize title
There are word repetitions in the page title.
Meta description
(Critically important)
The meta description is missing.
Crawlability
(Critically important)
There are no problems in accessing the website.
Canonical URL
(Important)
https://vaccination-info.europa.eu/en
There is a valid canonical link specified.
Language
(Somewhat important)
Language detected in text: en
Language defined in HTML: en
Server location: United States of America
The following language is defined by HTML: en
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
MobileOptimizedwidth
HandheldFriendlytrue
viewportwidth=device-width, initial-scale=1.0
langen
charsetutf-8

Automatically check vaccination-info.europa.eu including all subpages at once!

Try for free
Guaranteed free of charge during trial period.

Page quality

Content
(Critically important)
Some words from the page title are not used within the pages content
There are only 478 words on this page. Good pages should have about 800 words of useful content.
27% of the text are stop words.
Words from the H1 heading are used in the page content.
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 13.14 words is good.
Frames
(Critically important)
This page does not use a frameset.
Mobile optimization
(Somewhat important)
No Apple touch icon is specified.
A viewport "width=device-width, initial-scale=1.0" is provided.
Bold and strong tags
(Somewhat important)
The usage of strong and bold tags is perfect. We recommend the use of up to 10 tags for this page.
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
...cdc_vaccine/images/ecdc-vaccine-logo.pngHome
...-nkDa0653ghD0e-CUBciZQ4Ov0KSxFInK4wo.jpgNo alt attribute provided
Video URLWidthHeight
...HMuxmBv2-0GxPM4_4SgdOY839wTooZay6scaO4_M200113

Page structure

H1 heading
(Critically important)
European Vaccination Information Portal
The H1 heading is perfect.
Headings
(Important)
The heading structure is perfect.

Heading structure

Heading levelContent
H1 European Vaccination Information Portal
H2 Main Navigation
H2 National vaccine schedules
H2 Videos and infographics
H2 Information on vaccines for people fleeing Ukraine
H2 Doormat
H2 Footer Navigation
H3 Chickenpox (varicella)
H3 COVID-19
H3 Dengue
H3 Get vaccinated! | European Vaccination Information Portal
H3 About vaccines
H3 Disease factsheets
H3 Surveillance data in the EU
H3 Follow us:
H4 Search
Some internal links have dynamic parameters. All internal URLs, which are not marked as nofollow, should not contain dynamic parameters.
Some anchor texts are used more than once.
There are 1 links with a trivial anchor text.
The number of internal links is ok.
None of the anchor texts is too long.
There are 17 external links on this page.

Found links on this page

LinkAttributesAnchor text
/enAnchor Skip to main content
/enIMG-ALT Home
A-TITLE Home
/enEuropean Vaccination Information Portal
A-TITLE Home
/enEnglish (en)
/bgБългарски (bg)
/csČeština (cs)
/daDansk (da)
/nlNederlands (nl)
/etEesti (et)
/fiSuomi (fi)
/frFrançais (fr)
/deDeutsch (de)
/elΕλληνικά (el)
/huMagyar (hu)
/isÍslenska (is)
/gaGaeilge (ga)
/itItaliano (it)
/lvLatviešu (lv)
/ltLietuvių (lt)
/mtMalti (mt)
/nbNorsk (nb)
/plPolski (pl)
/ptPortuguês (pt)
/roRomână (ro)
/skSlovenčina (sk)
/slSlovenščina (sl)
/esEspañol (es)
/svSvenska (sv)
/hrHrvatski (hr)
/en/about-vaccinesAbout vaccines
/en/about-vaccines/benefits-va...Benefits of vaccination
/en/about-vaccines/vaccine-saf...Vaccine safety and side effects
/en/about-vaccines/how-vaccine...How vaccines work
/en/about-vaccines/how-vaccine...Vaccine effectiveness
/en/about-vaccines/approval-va...Approval of vaccines in the EU
/en/about-vaccines/when-vaccinateWhen to vaccinate
/en/about-vaccines/when-vaccin...Vaccination schedules in the EU/EEA
/en/about-vaccines/when-vaccin...Mandatory or recommended vaccination
/en/about-vaccines/when-vaccin...Catch-up vaccination and boosters
/en/about-vaccines/new-and-exp...New and expecting parents
/en/new-and-expecting-parents/...Vaccination before pregnancy
/en/about-vaccines/new-and-exp...Vaccination during pregnancy
/en/about-vaccines/history-vac...The history of vaccination
/en/about-vaccines/history-vac...The future of vaccine development
/en/disease-factsheetsDisease factsheets
/en/resourcesResources
/en/resources/information-euee...Information from EU/EEA health authorities
/en/resources/multimediaMultimedia
/en/resources/infographicsInfographics
https://www.ecdc.europa.eu/en/...External Subdomain Data & Statistics
/en/resources/vaccination-comm...Vaccination communication toolkit
/en/about-usAbout us
/en/about-vaccinesText duplicate About vaccines
/en/about-vaccinesOverview
/en/about-vaccines/benefits-va...Text duplicate Benefits of vaccination
/en/about-vaccines/vaccine-saf...Text duplicate Vaccine safety and side effects
/en/about-vaccines/how-vaccine...Text duplicate How vaccines work
/en/about-vaccines/how-vaccine...Text duplicate Overview
/en/about-vaccines/how-vaccine...Text duplicate Vaccine effectiveness
/en/about-vaccines/approval-va...Text duplicate Approval of vaccines in the EU
/en/about-vaccines/when-vaccinateText duplicate When to vaccinate
/en/about-vaccines/when-vaccinateText duplicate Overview
/en/about-vaccines/when-vaccin...Text duplicate Vaccination schedules in the EU/EEA
/en/about-vaccines/when-vaccin...Text duplicate Mandatory or recommended vaccination
/en/about-vaccines/when-vaccin...Text duplicate Catch-up vaccination and boosters
/en/about-vaccines/new-and-exp...Text duplicate New and expecting parents
/en/about-vaccines/new-and-exp...Text duplicate Overview
/en/new-and-expecting-parents/...Text duplicate Vaccination before pregnancy
/en/about-vaccines/new-and-exp...Text duplicate Vaccination during pregnancy
/en/about-vaccines/history-vac...Text duplicate The history of vaccination
/en/about-vaccines/history-vac...Text duplicate Overview
/en/about-vaccines/history-vac...Text duplicate The future of vaccine development
/en/disease-factsheetsText duplicate Disease factsheets
/en/resourcesText duplicate Resources
/en/resourcesText duplicate Overview
/en/resources/information-euee...Text duplicate Information from EU/EEA health authorities
/en/resources/multimediaText duplicate Multimedia
/en/resources/infographicsText duplicate Infographics
https://www.ecdc.europa.eu/en/...External Subdomain Text duplicate Data & Statistics
/en/resources/vaccination-comm...Text duplicate Vaccination communication toolkit
/en/about-usText duplicate About us
/en/about-vaccines/when-vaccin...Subdomain Check the schedule
/en/videos-and-infographicsCheck the list
/en/informaciya-pro-vakcini-dl...Trivial anchor text
Read more
/enAnchor Previous
/enAnchor Next
/en/about-usLearn more
A-TITLE About us
/en/chickenpox-varicellaChickenpox (varicella)
/en/covid-19-0COVID-19
/en/dengueDengue
/en?type_op=or&tid_op=or&tid[0...Load More
A-TITLE Go to next page
https://www.youtube.com/t/termsNew window External Subdomain terms and conditions
/en/about-vaccinesText duplicate About vaccines
A-TITLE Accurate, up-to-date information on vaccines, how they work and how they protect us from infectious disease.
/en/about-vaccines/benefits-va...Text duplicate Benefits of vaccination
A-TITLE Find out their benefits for individuals and the community.
/en/about-vaccines/how-vaccine...Text duplicate How vaccines work
A-TITLE Learn how vaccines work to protect us from getting sick.
/en/about-vaccines/vaccine-saf...Text duplicate Vaccine safety and side effects
A-TITLE Who should be careful about getting vaccinated and when will doctors advise against it?
/en/about-vaccines/approval-va...Text duplicate Approval of vaccines in the EU
A-TITLE Find out how authorities in Europe test to make sure vaccines are safe and effective before they are approved for use.
/en/about-vaccines/when-vaccinateText duplicate When to vaccinate
A-TITLE Find national vaccination schedules for EU/EEA countries offering vaccinations for specific ages and populations.
/en/disease-factsheetsText duplicate Disease factsheets
A-TITLE Information on diseases that can be prevented by vaccination, including COVID-19, HPV, the flu, measles, whooping cough and rubella.
/en/human-papillomavirus-hpvHPV
A-TITLE Human papillomavirus
/en/influenzaInfluenza
A-TITLE flu
/en/measlesMeasles
A-TITLE Key facts on measles, symptoms, complications, risk factors, how it spreads, prevention, and treatment.
/en/rsvRSV
A-TITLE Key facts about RSV, symptoms, complications, risk factors, how it spreads, prevention, and treatment.
/en/disease-factsheetsSubdomain More...
A-TITLE Key facts on vaccine preventable diseases, symptoms, complications, risk factors, how they spread, prevention, and treatment.
/en/latest-surveillance-data-euSurveillance data in the EU
A-TITLE Surveillance data from official sources on vaccine-preventable diseases in the EU, such as measles, diphteria, whooping cough, and rubella.
https://ec.europa.eu/External Subdomain European Commission
https://www.ecdc.europa.eu/External Subdomain European Centre for Disease Prevention and Control
https://www.ema.europa.eu/External Subdomain European Medicines Agency
https://www.facebook.com/ECDC.EUNew window External Subdomain facebook
https://www.linkedin.com/compa...New window External Subdomain linkedin
https://bsky.app/profile/ecdc....New window External bluesky
https://www.threads.net/@ecdc.euNew window External Subdomain threads
https://www.instagram.com/ecdc.euNew window External Subdomain instagram
https://www.ecdc.europa.eu/en/...External Subdomain Legal notice
https://www.ecdc.europa.eu/en/...External Subdomain Copyright
https://www.ecdc.europa.eu/en/...External Subdomain Personal data protection
https://www.ecdc.europa.eu/en/...External Subdomain Language policy
https://www.ecdc.europa.eu/en/...External Subdomain Accessibility
https://www.ecdc.europa.eu/en/...External Subdomain Cookies
/en/sitemapSitemap

Server configuration

HTTP redirects
(Critically important)
This page redirects to "https://vaccination-info.europa.eu/en"
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 0.39 seconds.
The file size of the HTML document is fine (53 kB).

HTTP Response Header

NameValue
content-typetext/html; charset=UTF-8
content-length10394
dateFri, 28 Nov 2025 19:52:44 GMT
x-age27359
content-languageen
x-content-type-optionsnosniff
x-frame-optionsSAMEORIGIN
expiresSun, 19 Nov 1978 05:00:00 GMT
last-modifiedFri, 28 Nov 2025 12:16:44 GMT
etag"1764332204-gzip"
content-encodinggzip
accept-rangesbytes
x-fpfis138749385 132925914
strict-transport-securitymax-age=31536000; includeSubDomains; preload;
cache-controlpublic, max-age=300, s-maxage=300
varyCookie,Accept-Encoding
x-cacheHit from cloudfront
via1.1 7ca1f888e55cc20dcbd40691cd7e4e84.cloudfront.net (CloudFront)
x-amz-cf-popFRA60-P13
x-amz-cf-idko6uAi6WZPK9Lrqy5hI5eXpEP99FuWA_Q6iiV7ouEhF7_dQrr4tEjA==
age143
statuscode200
http_versionHTTP/2

External factors

This website has excellent links from other websites.
This page has backlinks from 193 referring domains.
This page has 295 backlinks.
This page has backlinks from 70 different ip addresses.

Links from Wikipedia

No links from Wikipedia were found.

Robots.txt

#
# robots.txt
#
# This file is to prevent the crawling and indexing of certain parts
# of your site by web crawlers and spiders run by sites like Yahoo!
# and Google. By telling these "robots" where not to go on your site,
# you save bandwidth and server resources.
#
# This file will be ignored unless it is at the root of your host:
# Used:    http://example.com/robots.txt
# Ignored: http://example.com/site/robots.txt
#
# For more information about the robots.txt standard, see:
# http://www.robotstxt.org/robotstxt.html

User-agent: *
# CSS, JS, Images
Allow: /core/*.css$
Allow: /core/*.css?
Allow: /core/*.js$
Allow: /core/*.js?
Allow: /core/*.gif
Allow: /core/*.jpg
Allow: /core/*.jpeg
Allow: /core/*.png
Allow: /core/*.svg
Allow: /profiles/*.css$
Allow: /profiles/*.css?
Allow: /profiles/*.js$
Allow: /profiles/*.js?
Allow: /profiles/*.gif
Allow: /profiles/*.jpg
Allow: /profiles/*.jpeg
Allow: /profiles/*.png
Allow: /profiles/*.svg
# Directories
Disallow: /core/
Disallow: /profiles/
# Files
Disallow: /README.md
Disallow: /composer/Metapackage/README.txt
Disallow: /composer/Plugin/ProjectMessage/README.md
Disallow: /composer/Plugin/Scaffold/README.md
Disallow: /composer/Plugin/VendorHardening/README.txt
Disallow: /composer/Template/README.txt
Disallow: /modules/README.txt
Disallow: /sites/README.txt
Disallow: /themes/README.txt
# Paths (clean URLs)
Disallow: /admin/
Disallow: /comment/reply/
Disallow: /filter/tips
Disallow: /node/add/
Disallow: /search/
Disallow: /user/register
Disallow: /user/password
Disallow: /user/login
Disallow: /user/logout
Disallow: /media/oembed
Disallow: /*/media/oembed
# Paths (no clean URLs)
Disallow: /index.php/admin/
Disallow: /index.php/comment/reply/
Disallow: /index.php/filter/tips
Disallow: /index.php/node/add/
Disallow: /index.php/search/
Disallow: /index.php/user/password
Disallow: /index.php/user/register
Disallow: /index.php/user/login
Disallow: /index.php/user/logout
Disallow: /index.php/media/oembed
Disallow: /index.php/*/media/oembed

Similar sites

Search preview

Most important keywords

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

KeywordResultRecheck
Vaccination76%Check
European Vaccination Information Portal72%Check
European70%Check
Information70%Check
Portal70%Check
Information Portal70%Check
Vaccination pregnancy59%Check
European Union56%Check
EU EEA56%Check
European Centre56%Check
Show more keywords and terms

Automatically check vaccination-info.europa.eu including all subpages at once!

Try for free
Guaranteed free of charge during trial period.

Cookie Policy

We use cookies to make our site work and also for analytics and advertising purposes. You can enable or disable optional cookies as desired. See the following links for more information.

Contact | Privacy

We need these so the site can function properly

So we can better understand how visitors use our website

So we can serve you tailored ads and promotions