Ebi.ac.uk - SEO Checker

Overview of the SEO Check
Meta information
100% 
Page quality
79% 
Page structure
74% 
Link structure
88% 
Server
95% 
External factors
100% 
SEO Score
Response time
0.25 s
File size
41.90 kB
Words
674
Media files
4
Number of links
21 internal / 8 external

Task list of SEO Improvements

Meta specifications

Title
(Critically important)
EMBL-EBI homepage | EMBL-EBI
There are word repetitions in the page title.
The length of the page title is perfect. (302 pixels out of 580 max pixel length)
Meta description
(Critically important)
EMBL's European Bioinformatics Institute: Big data for the life sciences
The length of the meta description is perfect. (435 pixels out of 1000 max pixel length)
Crawlability
(Critically important)
There are no problems in accessing the website.
Canonical URL
(Important)
https://www.ebi.ac.uk/
There is a valid canonical link specified.
Language
(Somewhat important)
Language detected in text: en
Language defined in HTML: en
Server location: United Kingdom of Great Britain and Northern Ireland
The following language is defined by HTML: en
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=1.0
msapplication-TileColor#2b5797
msapplication-TileImagehttps://ebi.emblstatic.net/web_guidelines/EBI-Framework/v1.4/images/logos/EMBL-EBI/favicons/mstile-144x144.png
whatAbout European Bioinformatics Institute
whereEuropean Bioinformatics Institute
titleEMBL-EBI homepage
authorEuropean Bioinformatics Institute
robotsindex, follow
keywordsBioinformatics, data resources, biological data, molecular data, computational research, bioinformatics training, biotech, biological data, open data
descriptionEMBL's European Bioinformatics Institute: Big data for the life sciences
google-site-verificationoPlHwswi_m7vrn4Y5rCJq40LHfgRmT9cIHQjjFPgYgs
og:urlhttps://www.ebi.ac.uk/
embl:whonone
embl:whereEuropean Bioinformatics Institute
embl:whatAbout European Bioinformatics Institute
embl:activewhat
embl:utilityEmpty
embl:reach10
embl:maintainerEuropean Bioinformatics Institute
embl:last-review2021.10.18
embl:review-cycle365
embl:expirynever
vf:page-typelanding;dimension1
langen
twitter:cardsummary_large_image
twitter:titleEMBL-EBI homepage
twitter:descriptionEMBL's European Bioinformatics Institute: Big data for the life sciences
og:typewebsite
og:urlhttps://www.ebi.ac.uk/
og:titleEMBL-EBI homepage
og:descriptionEMBL's European Bioinformatics Institute: Big data for the life sciences
og:imagehttps://acxngcvroo.cloudimg.io/v7/www.embl.org/files/wp-content/uploads/EMBL-EBI-home-hero-cells_2021-1-scaled.jpeg?width=1600
charsetutf-8

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Page quality

Content
(Critically important)
This page contains 674 words. That's ok.
34.4% of the text are stop words.
Keywords used in the page title are also used in the page content. That's good!
10 paragraphs were found on this page.
The text content is perfect.
No placeholders texts or images were found.
There are no duplicates on the site.
The average number of words per sentence of 17.32 words is good.
Frames
(Critically important)
This page does not use a frameset.
Mobile optimization
(Somewhat important)
This page loads 5 JavaScript files. This may affect the load time negatively.
A viewport "width=device-width, initial-scale=1.0" 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)
4 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
...4/Training-stock-images-324-1024x683.jpgNo alt attribute provided
.../04/EMBL-EBI-Data-Centre-16-1024x683.jpgNo alt attribute provided
...MBL-EBI-30th-anniversary-81-1024x683.jpgNo alt attribute provided
...ontent/uploads/2020/04/logo-of-icons.pngNo alt attribute provided

Page structure

H1 heading
(Critically important)
EMBL-EBI
The H1 heading consists of only one word. There should be more information given.
The H1 heading is too short (8 characters). It should be at least 20 Characters long.
Headings
(Important)
The heading structure is perfect.

Heading structure

Heading levelContent
H1 EMBL-EBI
H2 Homepage quicklinks
H2 Latest news
H2 EMBL-EBI Highlights report
H2 EMBL-EBI Training events
H2 Careers
H2 EMBL-EBI missions
H2 About EMBL
H3 Find data resources
H3 Submit data
H3 Explore our research
H3 Train with us
H3 Single-cell RNA-seq analysis with Python
H3 Introduction to RNA-seq and functional interpretation
H3 Recruitment: What to expect
H3 Careers at EMBL-EBI
H3 International applicants
H3 We are EMBL-EBI: Our impact
H3 Data resources
H3 Research
H3 Training
H3 Industry
H3 ELIXIR
Some internal links have dynamic parameters. All internal URLs, which are not marked as nofollow, should not contain dynamic parameters.
The number of internal links is ok.
Every linktext is unique.
None of the anchor texts is too long.
There are 8 external links on this page.
LinkAttributesAnchor text
/ebisearch/search.ebi?db=alleb...blast
/ebisearch/search.ebi?db=alleb...keratin
/ebisearch/search.ebi?db=alleb...bfl1
/ebisearch/overview.ebi/aboutAbout EBI Search
https://www.ebi.ac.uk/servicesFind data resources
https://www.ebi.ac.uk/submissionSubmit data
https://www.ebi.ac.uk/researchExplore our research
https://www.ebi.ac.uk/trainingTrain with us
https://www.ebi.ac.uk/about/newsLatest news
https://s.embl.org/2024-EMBL-E...External Subdomain Read report
https://www.ebi.ac.uk/training/EMBL-EBI Training events
/training/events/single-cell-r...Single-cell RNA-seq analysis with Python
https://content.embl.org/node/...New window Nofollow External Subdomain Edit
/training/events/introduction-...Introduction to RNA-seq and functional interpretation
https://content.embl.org/node/...New window Nofollow External Subdomain Text duplicate Edit
https://www.ebi.ac.uk/careersCareers
/about/jobs/recruitment-covid19Recruitment: What to expect
https://www.ebi.ac.uk/careersCareers at EMBL-EBI
/about/jobs/international-appl...International applicants
/about/our-impactWe are EMBL-EBI: Our impact
https://www.ebi.ac.uk/servicesData resources
https://www.ebi.ac.uk/researchResearch
https://www.ebi.ac.uk/training/Training
https://www.ebi.ac.uk/industryIndustry
https://elixir-europe.org/External ELIXIR
https://content.embl.org/node/...New window Nofollow External Subdomain Text duplicate Edit
https://www.embl.org/External Subdomain About EMBL
https://www.embl.org/about/mem...External Subdomain 20 member states
https://content.embl.org/node/...New window Nofollow External Subdomain Text duplicate Edit

Server configuration

HTTP redirects
(Critically important)
This page redirects to "https://www.ebi.ac.uk/"
HTTP header
(Important)
No X-Powered HTTP header is sent.
The web server transmits the web page (HTML) in compressed form.
Performance
(Somewhat important)
This page loads 5 JavaScript files. This may affect the load time negatively.
The page response time is excellent with 0.25 seconds.
This page only loads 3 CSS files. That's ok.
The file size of the HTML document is fine (42 kB).

HTTP Response Header

NameValue
serverApache
varyAccept-Encoding
cache-controlmax-age=10, no-store
content-typetext/html; charset=UTF-8
content-encodinggzip
strict-transport-securitymax-age=0
content-security-policybase-uri 'self'
dateThu, 14 Aug 2025 15:41:50 GMT
x-xss-protection1; mode=block
accept-rangesbytes
access-control-allow-origin*
x-content-type-optionsnosniff
etag"a7a2-63c540a7abfc0-gzip"
connectionKeep-Alive
set-cookie59 Characters
x-frame-optionsSAMEORIGIN
last-modifiedThu, 14 Aug 2025 14:25:11 GMT
content-length9506
statuscode200
http_versionHTTP/1.1

External factors

This page is referenced by wikipedia.
This website has excellent links from other websites.
This page has backlinks from 1,658 referring domains.
This page has 449,838 backlinks.
This page has backlinks from 1,100 different ip addresses.

Robots.txt

# Robots exclusion file for http://www.ebi.ac.uk/
# See https://gitlab.ebi.ac.uk/ebiwd/ebi.ac.uk-root-assets
# Any questions/comments to www-dev@ebi.ac.uk

User-agent: sogou spider
Disallow: /Tools/services

User-agent: Baiduspider
Disallow: /chebi

User-agent: MJ12bot
Disallow: /

User-agent: naverbot
Disallow: /

User-agent: SemrushBot
Disallow: /biomodels

User-agent: SemrushBot-SA
Disallow: /biomodels

User-agent: Twiceler
Disallow: /

User-agent: discobot
Disallow: /

#User-agent: msnbot
#Disallow: /

User-agent: EBISearch
Crawl-Delay: 0

User-agent: *
Crawl-Delay: 10
Disallow: /*private*
Disallow: /~
Disallow: /3D
Disallow: /abc
Disallow: /awstats
Disallow: /beta/
Disallow: /bioinformatics
Disallow: /biosamples/beta
Disallow: /biomodels/papers
Disallow: /cgi-bin/printable
Disallow: /cgi-bin/webservices
Disallow: /cgi-bin/*?
Disallow: /cgi_files
Disallow: /citexplore
Disallow: /Compass
Disallow: /contrib
Disallow: /cpg
Disallow: /Databases/Genome_MOT/
Disallow: /dbases
Disallow: /dbest
Disallow: /disease
Disallow: /downloads
Disallow: /dx.doi.org
Disallow: /ebibbs
Disallow: /ebi_docs
Disallow: /ega/dev
Disallow: /embnet.news
Disallow: /ena/data/warehouse
Disallow: /ena/data/view
Disallow: /ensembl/biomart
Disallow: /EnsMart
Disallow: /epo
Disallow: /epo-dev
Disallow: /errors
Disallow: /es/doku
Disallow: /euro2004
Disallow: /eurocarb
Disallow: /euprojects
Disallow: /fiv97
Disallow: /flybase
Disallow: /fssp
Disallow: /Genome_MOT
Disallow: /genomes/mot/
Disallow: /Groups/images
Disallow: /Groups/include
Disallow: /hinxton
Disallow: /images
Disallow: /include
Disallow: /industry/private
Disallow: /industry_SME
Disallow: /info
Disallow: /Information/images
Disallow: /Information/include
Disallow: /Information/local
Disallow: /Information/Seminars/EU1998/
Disallow: /intact/graph2MIF
Disallow: /intact/hierarchView
Disallow: /intact/mine/
Disallow: /intact/search
Disallow: /intact/statisticView
Disallow: /integr8
Disallow: /interpro/internal-tools
Disallow: /interpro/internal-tools/
Disallow: /interpro/ISpy
Disallow: /interpro/RI*
Disallow: /ismb97
Disallow: /local
Disallow: /login
Disallow: /metabolights/MTBLS*/files/*
Disallow: /metagenomics/beta
Disallow: /miamexpress/devhelp
Disallow: /microarray/ArrayExpress
Disallow: /microarray-as/atlas/qr
Disallow: /microarray/ExpressionProfiler
Disallow: /microarray/General/Internal
Disallow: /microarray/MIAMExpress
Disallow: /microarray/interfaces
Disallow: /_mm
Disallow: /msd.old/
Disallow: /msd-srv/ssm/cgi-bin/
Disallow: /newt
Disallow: /oib97
Disallow: /oib98
Disallow: /parasites
Disallow: /pdbe-srv/view/search
Disallow: /powerpoint
Disallow: /profiles
Disallow: /proteincol
Disallow: /protein_profiles
Disallow: /proteomeApplications
Disallow: /PSD
Disallow: /pub
Disallow: /research/cgg
Disallow: /RHdb
Disallow: /scripts
Disallow: /searches/netsearch.html
Disallow: /services.html
Disallow: /services/images
Disallow: /services/include
Disallow: /sift
Disallow: /site_indexer
Disallow: /sites/ebi.ac.uk/files/person/image/Emanuele_Alpi.jpeg
Disallow: /sites/ebi.ac.uk/files/styles/medium/public/person/image/Emanuele_Alpi.jpeg
Disallow: /soaplab
Disallow: /software
Disallow: /SSC
Disallow: /subs
Disallow: /sw
Disallow: /Systems
Disallow: /tc-test
Disallow: /Templates
Disallow: /test
Disallow: /text
Disallow: /textonly
Disallow: /thornton-srv/databases/enzymes
Disallow: /thornton-srv/databases/practicals
Disallow: /thornton-srv/databases/targets
Disallow: /tops
Disallow: /wc2002
Disallow: /webservices/documentation/
Disallow: /xs
#Drupal site
# Directories
Disallow: /includes/
Disallow: /misc/
Disallow: /modules/
Disallow: /profiles/
Disallow: /scripts/
Disallow: /themes/
# Files
Disallow: /CHANGELOG.txt
Disallow: /cron.php
Disallow: /INSTALL.mysql.txt
Disallow: /INSTALL.pgsql.txt
Disallow: /INSTALL.sqlite.txt
Disallow: /install.php
Disallow: /INSTALL.txt
Disallow: /LICENSE.txt
Disallow: /MAINTAINERS.txt
Disallow: /update.php
Disallow: /UPGRADE.txt
Disallow: /xmlrpc.php
# 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: /ega/user/register
Disallow: /ega/user/password
Disallow: /ega/user/login
Disallow: /ega/user/logout
# Taxonomies
Disallow: /taxonomy
# Nodes
Disallow: /training/Studentships
Disallow: /training/studentships/howtoapply
Disallow: /training/studentships/phdprojects
Disallow: /training/online/print
Disallow: /training/online/printpdf
#Block robots for RDF services, RT#19945
#NB only Google and Yahoo understand wildcards
Disallow: /rdf/services/*/sparql
Disallow: /interpro/*export=fasta
Disallow: /interpro/*export=ids
Disallow: /interpro/*export=tsv
Disallow: /interpro/condensed
Disallow: /interpro/*/proteins-matched
Disallow: /panda/jira/

# Block robots for EBI internal seminars & internal events
Disallow: /about/events/seminars/
Disallow: /about/events/events/internal-seminar/
Disallow: /about/events/internal-events/
Disallow: /about/events/events/internal-event/

# INC0060214 - Block EMDB search
Disallow: /emdb/search

User-agent: Googlebot
Disallow: /ebisearch/summary/api/identificationsearchboxs4/*

# Disable confluence/jira
Disallow: /seqdb/confluence
Disallow: /panda/jira

Search preview

www.ebi.ac.uk
EMBL-EBI homepage | EMBL-EBI
EMBL's European Bioinformatics Institute: Big data for the life sciences

Most important keywords

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

KeywordResultRecheck
EMBL79%Check
EBI70%Check
EMBL-EBI66%Check
EMBL-EBI homepage60%Check
data56%Check
Big Data52%Check
Homepage50%Check
Data Analysis49%Check
data resources49%Check
data using47%Check

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