Sanofi.com - SEO Checker

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Overview of the SEO Check
Meta information
95% 
Page quality
72% 
Page structure
96% 
Link structure
71% 
Server
100% 
External factors
100% 
SEO Score
Response time
0.34 s
File size
234.50 kB
Words
706
Media files
12
Number of links
137 internal / 9 external

Task list of SEO Improvements

Meta specifications

Title
(Critically important)
A Leading Immunology Healthcare Company | Sanofi
The length of the page title is perfect. (475 pixels out of 580 max pixel length)
There are no duplicate words in the title
Meta description
(Critically important)
Sanofi pushes scientific boundaries to develop breakthrough medicines and vaccines. We chase the miracles of science to improve people’s lives.
The length of the meta description is perfect. (900 pixels out of 1000 max pixel length)
Crawlability
(Critically important)
There are no problems in accessing the website.
Canonical URL
(Important)
https://www.sanofi.com/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)
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 character encoding is not specified.
The character encoding is not specified in the HTTP header.
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
descriptionSanofi pushes scientific boundaries to develop breakthrough medicines and vaccines. We chase the miracles of science to improve people’s lives.
keywordssanofi, sanofi pharmaceuticals, sanofi company
google-site-verificationkd9JGb-jxkper0TCPOGZc6CexoSlJI6_8osTXkxmscA
emotionEmpty
langen
twitter:cardsummary
twitter:titleA Leading Immunology Healthcare Company | Sanofi
twitter:descriptionSanofi pushes scientific boundaries to develop breakthrough medicines and vaccines. We chase the miracles of science to improve people’s lives.
twitter:urlhttps://www.sanofi.com/en
twitter:imagehttps://www.sanofi.com/assets/dotcom/pages/images/homepage/Integrated-Report-202302_20230612091817.jpg
og:titleA Leading Immunology Healthcare Company | Sanofi
og:typeEmpty
og:descriptionSanofi pushes scientific boundaries to develop breakthrough medicines and vaccines. We chase the miracles of science to improve people’s lives.
og:urlhttps://www.sanofi.com/en
og:imagehttps://www.sanofi.com/assets/dotcom/pages/images/homepage/Integrated-Report-202302_20230612091817.jpg
og:localeen
og:locale:alternatefr
charsetutf-8

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Page quality

Content
(Critically important)
Some words from the page title are not used within the pages content
The average number of words per sentence of 25.14 words is high.
This page contains 706 words. That's ok.
24.6% of the text are stop words.
The page contains a listing, which indicates a good text layout.
6 paragraphs were found on this page.
No placeholders texts or images were found.
There are no duplicates on the site.
Frames
(Critically important)
This page does not use a frameset.
Mobile optimization
(Somewhat important)
A viewport "width=device-width,initial-scale=1" 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 14 tags for this page.
Image SEO
(Somewhat important)
9 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
...Kim-Smith_20241011140157.png?size=mediumAn older woman sitting in a wheelchair in a vibrant garden filled with blooming flowers.
...ny-horse2_20240727060919.jpg?size=mediumNo alt attribute provided
...rk_banner_20240201085229.jpg?size=mediumNo alt attribute provided
...nofi-banner_20241025060517.jpg?size=orig/assets/dotcom/content-app/events/banner-investors-events_20230703194346.jpg
img.youtube.com/vi/KUkgTnzhq7w/0.jpgNo alt attribute provided
img.youtube.com/vi/8YDYN9hHqUs/0.jpgNo alt attribute provided
...trategy-4_20230515142620.jpg?size=mediumNo alt attribute provided
...current-2_20230515141246.jpg?size=mediumNo alt attribute provided
...th-banner_20230516110943.jpg?size=mediumNo alt attribute provided
...ct-banner_20240301100405.jpg?size=mediumNo alt attribute provided
...-thumbnail_20240515151016.jpg?size=largeNo alt attribute provided
Video URLWidthHeight
...mmunoscience/Immunoscience_EDIT_v17.webm

Page structure

H1 heading
(Critically important)
Redefining R&D
The H1 heading is too short (14 characters). It should be at least 20 Characters long.
Headings
(Important)
The heading structure is perfect.

Heading structure

Heading levelContent
H1 Redefining R&D
H2 Our Latest Stories
H2 Third quarter 2024 results
H2 United by Purpose
H2 Igniting the Potential in Everyone
H2 About Us
H2 Our Pipeline
H2 Pursue Progress. Discover Extraordinary.
H2 Our Latest Press Releases
H3 Sepsis: Expanding Beyond Treatment to Prevention
H3 Zeus, the Metal Horse: The Highlight of the Paris 2024 Olympic Games Opening Ceremony
H3 Cancer & Work: Acting Together
H3 Who We Are
H3 Our Science
H3 Your Health
H3 Our Commitment
H3 5
H3 78
H3 27
Some anchor texts are used more than once.
4 links don't have an anchor text.
There are 5 links with a trivial anchor text.
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 9 external links on this page.

Found links on this page

LinkAttributesAnchor text
https://www.sanofi.com/enA-TITLE Back to the sanofi.com homepage
/en/our-companyOur Company
/en/our-company/our-strategyOur Strategy
/en/our-company/governanceGovernance
/en/our-company/governance/boa...Board of Directors
/en/our-company/governance/exe...Executive Committee
/en/our-company/governance/spe...Specialist Committees
/en/our-company/our-legacyOur Legacy
/en/our-company/social-impactSocial Impact
/en/our-company/social-impact/...Access to Healthcare
/en/our-company/social-impact/...Innovation for Vulnerable Communities
/en/our-company/social-impact/...Environmental Sustainability and Resilience
/en/our-company/social-impact/...Diversity, Equity, and Inclusion In and Beyond the Workplace
/en/our-company/social-impact/...Code of Conduct and Responsible Business
/en/our-scienceOur Science
/en/our-science/our-pipelineOur Pipeline
/en/our-science/rd-focus-areasR&D Focus Areas
/en/our-science/rd-focus-areas...Immunology R&D
/en/our-science/rd-focus-areas...Neurology R&D
/en/our-science/rd-focus-areas...Oncology R&D
/en/our-science/rd-focus-areas...Rare Blood Disorders R&D
/en/our-science/rd-focus-areas...Rare Diseases R&D
/en/our-science/rd-focus-areas...Vaccines R&D
/en/our-science/rd-focus-areas...Artificial Intelligence in R&D
/en/our-science/technology-pla...Technology Platforms
/en/our-science/clinical-trial...Clinical Trials & Results
https://www.sanofistudies.com/...New window External Subdomain Find a Clinical Trial
/en/our-science/clinical-trial...Clinical Study Results
/en/our-science/clinical-trial...Investigator Sponsored Studies
/en/our-science/clinical-trial...Diversity in Clinical Trials
/en/our-science/scientific-col...Scientific Collaboration
/en/our-science/scientific-col...Scientific Collaboration in North America
/en/our-science/scientific-col...Scientific Collaboration in Europe
/en/our-science/scientific-col...Scientific Collaboration in China
/en/our-science/digitalDigital
/en/our-science/manufacturing-...Manufacturing and Supply
/en/your-healthYour Health
/en/your-health/vaccinesVaccines
/en/your-health/vaccines/influ...Influenza
/en/your-health/vaccines/menin...Meningococcal Meningitis
/en/your-health/vaccines/pertu...Pertussis
/en/your-health/vaccines/respi...Respiratory Syncytial Virus (RSV)
/en/your-health/vaccines/produ...Production
/en/your-health/vaccines/why-v...Why vaccines matter
/en/your-health/medicinesMedicines
/en/your-health/medicines/immu...Immunology
/en/your-health/medicines/neur...Neurology
/en/your-health/medicines/onco...Oncology
/en/your-health/medicines/rare...Rare Blood Disorders
/en/your-health/medicines/rare...Rare Diseases
/en/your-health/medicines/card...Cardiovascular Diseases
/en/your-health/medicines/diab...Diabetes
/en/your-health/consumer-healt...Consumer Healthcare
/en/your-health/consumer-healt...Sustainability at Sanofi Consumer Healthcare
/en/your-health/consumer-healt...Allergy
/en/your-health/consumer-healt...Cough, Cold & Flu
/en/your-health/consumer-healt...Digestive Wellness
/en/your-health/consumer-healt...Pain Care
/en/your-health/consumer-healt...Physical & Mental Wellness
/en/your-health/patient-engage...Patient Community Engagement
/en/your-health/healthcare-pro...Healthcare Professionals Support
/en/your-health/healthcare-pro...Managed Access Programs (MAPs)
/en/your-health/healthcare-pro...Pre-Registration Import Licenses
/en/your-health/healthcare-pro...Post Trial Access (PTA)
/en/partneringPartnering
/en/partnering/partnering-focu...Partnering Focus Areas
/en/partnering/partnering-focu...China
/en/partnering/partnering-focu...Text duplicate Digital
/en/partnering/partnering-focu...General Medicines
/en/partnering/partnering-focu...Text duplicate Immunology
/en/partnering/partnering-focu...Neuroscience
/en/partnering/partnering-focu...Text duplicate Oncology
/en/partnering/partnering-focu...Out-Licensing
/en/partnering/partnering-focu...Rare Disease
/en/partnering/partnering-focu...Text duplicate Technology Platforms
/en/partnering/partnering-focu...Text duplicate Vaccines
/en/partnering/meet-the-partne...Meet the Partnering Team
/en/partnering/contact-busines...Contact Business Development Team
/en/media-roomMedia
/en/magazineSubdomain Stories
/en/media-room/press-releasesPress Releases
/en/media-room/contactContacts
/en/investorsInvestors
/en/media-room/press-releasesSubdomain News
/en/investors/financial-result...Results and Presentations
/en/investors/financial-result...Results
/en/investors/financial-result...Presentations
/en/investors/broker-conferencesConferences
/en/investors/environment-soci...Environment, Social, Governance
/en/investors/environment-soci...Our Latest ESG news
/en/investors/environment-soci...ESG quarterly update
/en/investors/individual-share...Private Shareholders
/en/investors/sanofi-share-and...Shares and ADRs
/en/investors/sanofi-share-and...Sanofi stock chart
/en/investors/sanofi-share-and...Dividend
/en/investors/sanofi-share-and...ADRs
/en/investors/sanofi-share-and...Shares, Structure & Vote
/en/investors/sanofi-share-and...Analyst Coverage
/en/investors/sanofi-share-and...Vara consensus
/en/investors/sanofi-share-and...Share repurchases
/en/investors/bondsBonds
/en/investors/contactsText duplicate Contacts
https://www.sanofi.com/en/careersCareers
/en/careers/global-terms-and-c...Global Terms and Conditions
/en/paris-2024-partnershipParis 2024
/en/paris-2024-partnership/tea...Meet Team Sanofi
/en/paris-2024-partnership/tor...Follow the Paris 2024 Olympic and Paralympic Torches Relays
/en/magazine/our-science/redef...Trivial anchor text
Read more
A-TITLE Redefining R&D: How Immunoscience is Driving the Pipeline of the Future
/en/magazineRead our latest articles
A-TITLE Stories
/en/magazine/your-health/sepsi...Read the article
A-TITLE Sepsis: Expanding Beyond Treatment to Prevention
/en/magazine/paris-2024-partne...Text duplicate Read the article
A-TITLE Zeus, the Metal Horse: The Highlight of the Paris 2024 Olympic Games Opening Ceremony
/en/magazine/your-health/cance...Text duplicate Read the article
A-TITLE Cancer & Work: Acting Together
/en/investors/financial-result...Discover more
A-TITLE Third quarter 2024 results
/en/paris-2024-partnershipRead more about the partnership
A-TITLE Paris 2024
/en/our-company/our-strategyNew window Text duplicate Trivial anchor text
Read more
A-TITLE Our Strategy
/en/our-scienceText duplicate Trivial anchor text
Read more
A-TITLE Our science
/en/your-healthNew window Text duplicate Trivial anchor text
Read more
A-TITLE Your Health
/en/our-company/social-impactNew window Text duplicate Trivial anchor text
Read more
A-TITLE Social Impact
/en/our-science/our-pipelineExplore our pipeline
A-TITLE Our Pipeline
https://jobs.sanofi.com/enNew window External Subdomain Explore Career Opportunities
A-TITLE https://jobs.sanofi.com/en
/en/media-room/press-releases/...Read the Press Release
A-TITLE Press Release: Dupixent approved in the EU as the first and only medicine for young children with eosinophilic esophagitis
/assets/dotcom/pressreleases/2...New window No Text
/en/media-room/press-releases/...Text duplicate Read the Press Release
A-TITLE Press Release: Sanofi Q3: 15.7% sales growth boosted by earlier-than-anticipated vaccine sales; 2024 business EPS guidance raised due to strong business perf...
/assets/dotcom/pressreleases/2...New window No Text
/en/media-room/press-releases/...Text duplicate Read the Press Release
A-TITLE Press Release: Dupixent late-breaking positive phase 3 data in chronic spontaneous urticaria to be presented at ACAAI
/assets/dotcom/pressreleases/2...New window No Text
/en/media-room/press-releases/...Text duplicate Read the Press Release
A-TITLE Press Release: Sanofi and CD&R partner to fuel Opella’s ambitions in consumer healthcare
/assets/dotcom/pressreleases/2...New window No Text
/en/media-room/press-releasesSee all press releases
A-TITLE Press Releases
https://www.linkedin.com/compa...New window External Subdomain A-TITLE Sanofi on Linkedin
https://twitter.com/sanofiNew window External A-TITLE Sanofi on Twitter
https://www.instagram.com/sanofi/New window External Subdomain A-TITLE Sanofi on Instagram
https://www.facebook.com/SanofiNew window External Subdomain A-TITLE Sanofi on Facebook
https://www.tiktok.com/@sanofiNew window External Subdomain A-TITLE Sanofi on TikTok
https://www.youtube.com/user/s...New window External Subdomain A-TITLE Sanofi on Youtube
https://www.sanofi.com/rssNew window Subdomain A-TITLE Our RSS feed
/en/magazineText duplicate Stories
https://www.sanofi.com/en/contactContact
/en/legal-noticeLegal notice
/en/privacy-and-data-protectionPrivacy & data protection
/en/publicationsOur publications
/en/data-privacyCookies Policy
https://www.sanofi.com/en/sitemapSitemap
/en/directoryDirectory
/en/accessibility-partial-comp...Accessibility: partial compliance
https://www.codeofconduct.sanofi/New window External Subdomain Code of Conduct

Server configuration

HTTP redirects
(Critically important)
This page redirects to "https://www.sanofi.com/en"
HTTP header
(Important)
No X-Powered HTTP header is sent.
This page uses GZip for compressed data transmission.
Performance
(Somewhat important)
The page response time is excellent with 0.34 seconds.
The file size of the HTML document is fine (235 kB).

HTTP Response Header

NameValue
content-typetext/html
dateMon, 11 Nov 2024 02:41:29 GMT
cache-controlmax-age=180, s-maxage=180
content-security-policydefault-src https: 'unsafe-eval' 'unsafe-inline'; worker-src blob:; object-src 'none'; frame-ancestors 'none'
apigw-requestidBD5B8hf1IAMEP2w=
content-encodinggzip
varyAccept-Encoding
x-cacheHit from cloudfront
via1.1 7115bbde016dc7107bc64db76ba40c56.cloudfront.net (CloudFront)
x-amz-cf-popFRA60-P7
x-amz-cf-id951kfAJXB3P_KkPURubLZPQhdvSaTS7ICI8vT_jsP21IOp8rKinxMQ==
age40
x-xss-protection1; mode=block
x-frame-optionsSAMEORIGIN
referrer-policystrict-origin-when-cross-origin
x-content-type-optionsnosniff
strict-transport-securitymax-age=31536000
statuscode200
http_versionHTTP/2

External factors

This page is referenced by wikipedia.
This website has excellent links from other websites.
This page has backlinks from 1,432 referring domains.
This page has 57,079 backlinks.
This page has backlinks from 1,060 different ip addresses.

Links from Wikipedia

You can find more links using Wikipedia search

Robots.txt

User-agent: *
Allow: /

Sitemap: https://www.sanofi.com/sitemap-index.xml

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Search preview

www.sanofi.com
A Leading Immunology Healthcare Company | Sanofi
Sanofi pushes scientific boundaries to develop breakthrough medicines and vaccines. We chase the miracles of science to improve people’s lives.

Most important keywords

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

KeywordResultRecheck
Sanofi64%Check
Science52%Check
Health52%Check
Company48%Check
Healthcare46%Check
Scientific46%Check
Immunology46%Check
Vaccines46%Check
Medicines46%Check
Paris 202444%Check
Show more keywords and terms

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