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Merck | Home
At Merck, we're following the science to tackle some of the world's greatest health threats. Get a glimpse of how we work to improve lives.
https://www.merck.com/
0 high issues
0.0%
2 medium issues
6.1%
3 low issues
9.1%
28 tests passed
84.8%
0.19 seconds
22.68 kB
32 resources
Secure
Seo
Title
The title tag is perfect.
Merck | Home
Meta description
The meta description tag is good.
At Merck, we're following the science to tackle some of the world's greatest health threats. Get a glimpse of how we work to improve lives.
Headings
The headings are properly set.
  1. What can we help you find?
  1. We use the power of leading-edge science to save and improve lives around the world
  2. Our areas of focus
  1. This scientist helps translate inventions into vaccines to protect public health
  2. Our partnerships help make vaccines accessible worldwide
  3. Explore our stories
  4. How can we support you?
  5. Where creativity meets research
  6. Come work with us!
  7. Connect with us on social
  8. Forward-looking statement of Merck & Co., Inc., Rahway, N.J., USA
  9. You are leaving Merck.com
  10. Welcome to Merck.com
  1. Our COVID-19 efforts
  2. Oncology
  3. Oncology
  4. Vaccines
  5. Vaccines
  6. Infectious diseases
  7. Infectious diseases
  8. COVID-19
  9. COVID-19
  10. Cardio-metabolic disorders
  11. Cardio-metabolic disorders
  12. Discovery & development
  13. Discovery & development
  1. Next story:
  2. Teaming up with Eisai to help fight cancer
  3. How we’re supporting the advancement of women of color at our company
  4. Inspiring innovation through diversity and inclusion
  5. The gift of caring for aging parents
  6. Building a responsible business: 4 Merck CEOs on our legacy & future
Content keywords
The content has relevant keywords.
merck
Image keywords
All images have alt attributes set.
SEO friendly URL
The URL is SEO friendly.
https://www.merck.com/
404 page
The website has 404 error pages.
https://www.merck.com/404-e91fabbaa716c85250413eb81cba5eae
Robots.txt
The webpage can be accessed by search engines.
Noindex
The webpage does not have a noindex tag set.
In-page links
The number of links on the webpage is okay.
  1. https://www.merck.com/
  2. Company
  3. Company overview
  4. Stories
  5. History
  6. Environmental, Social & Governance (ESG)
  7. ESG overview
  8. Philanthropy
  9. Merck Medical Outreach Program
  10. Impact investing
  11. Transparency disclosures
  12. ESG resources
  13. Leadership
  14. Leadership overview
  15. Board of directors
  16. Executive team
  17. Culture & values
  18. Culture & values overview
  19. Code of conduct & compliance
  20. Diversity & inclusion
  21. Policies & positions
  22. Business development & licensing
  23. Suppliers
  24. Suppliers overview
  25. Research
  26. Research overview
  27. Our COVID-19 efforts
  28. Oncology
  29. Vaccines
  30. Infectious diseases
  31. Cardio-metabolic disorders
  32. Pipeline
  33. Discovery & development
  34. R&D locations
  35. Clinical trials
  36. Clinical trials overview
  37. Diversity in clinical trials
  38. Products
  39. Products list
  40. Product patents
  41. Merck authorized distributors
  42. Patients
  43. Patients overview
  44. Patient support programs
  45. Patient resources
  46. Patient & treatment education
  47. Investors
  48. Investors overview
  49. Events & presentations
  50. Financial information
  51. Financial information overview
  52. SEC filings
  53. Stock information
  54. Investor resources
  55. Investor resources overview
  56. Organon resources
  57. Request for information
  58. Media
  59. Media overview
  60. News releases
  61. Company statements
  62. Media library & contacts
  63. Media contact & library overview
  64. Company fact sheet
  65. Learn more
  66. Contact us
  67. Read more
  68. Read more
  69. Learn more
  70. See how
  71. View our stories
  72. Read More
  73. Read more
  74. View our stories
  75. Patients & caregivers
  76. Discover more
  77. Our work in oncology
  78. Our work in vaccines
  79. Our work in infectious diseases
  80. Learn more about our response to COVID-19
  81. Our work in cardio-metabolic disorders
  82. More about discovery and development
  83. About our responsibility
  84. Visit investor relations
  85. Environmental, Social & Governance (ESG) Report
  86. Forward-looking statement
  87. Terms of use
  88. Sitemap
  89. Decline
  90. Accept
Language
The webpage has the language declared.
en-US
Favicon
The webpage has a favicon.
https://www.merck.com/wp-content/themes/mhh-merck-mco-theme/images/favicon.ico
Performance
Text compression
The HTML file is compressed.
Load time
The webpage loaded in 0.19 seconds.
Page size
The size of the HTML webpage is 22,675.00.
HTTP requests
There are fewer than 32 HTTP requests on the webpage.
  1. https://www.merck.com/wp-content/themes/mhh-merck-mco-theme/js/plugins.min.js?ver=20190301
  2. https://www.merck.com/wp-content/themes/mhh-merck-mco-theme/js/scripts.min.js?ver=20190301
  3. https://www.merck.com/wp-content/themes/mhh-merck-mco-theme/js/search_suggestions.min.js?ver=1667258233
  4. https://www.merck.com/wp-content/themes/mhh-merck-mco-theme/js/tinyslider.js?ver=1666766300
  5. https://www.merck.com/wp-content/plugins/mhh-corporateberg/b1-home-hero/js/index.js?ver=1666766299
  6. https://www.merck.com/wp-content/plugins/mhh-corporateberg/content-block/js/index.js
  7. https://www.merck.com/wp-content/plugins/mhh-corporateberg/content-teaser-cards/js/index.js
  8. https://www.merck.com/wp-content/plugins/mhh-corporateberg/two-column-content/js/index.js
  9. https://www.merck.com/wp-content/plugins/mhh-corporateberg/related-links/js/frontend.js?ver=20190829
  10. https://cdn.cookielaw.org/scripttemplates/otSDKStub.js
  1. https://www.merck.com/wp-includes/css/dist/block-library/style.min.css?ver=5.9.5
  2. https://www.merck.com/wp-includes/js/mediaelement/mediaelementplayer-legacy.min.css?ver=4.2.16
  3. https://www.merck.com/wp-includes/js/mediaelement/wp-mediaelement.min.css?ver=5.9.5
  4. https://www.merck.com/wp-content/mu-plugins/search/elasticpress/dist/css/related-posts-block-styles.min.css?ver=3.6.5
  5. https://www.merck.com/wp-content/plugins/seriously-simple-podcasting/assets/css/recent-episodes.css?m=1666882290g
  6. https://www.merck.com/wp-content/mu-plugins/qm-plugins/qm-object-cache/css/style.css?ver=0.1
  7. https://www.merck.com/wp-content/themes/mhh-merck-mco-theme/css/style.min.css?ver=20190301
  8. https://www.merck.com/wp-content/plugins/mhh-corporateberg/related-links/css/style.css?ver=5.9.5
  9. https://www.merck.com/wp-content/themes/mhh-merck-mco-theme/css/tinyslider.css?ver=1666766299
  10. https://www.merck.com/wp-content/plugins/mhh-corporateberg/b1-home-hero/css/style.css?ver=1666766299
  11. https://www.merck.com/wp-content/plugins/mhh-corporateberg/title-block/css/style.css?ver=5.9.5
  12. https://www.merck.com/wp-content/plugins/mhh-corporateberg/content-block/css/style.css?ver=5.9.5
  13. https://www.merck.com/wp-content/plugins/mhh-corporateberg/content-teaser-cards/css/style.css?ver=5.9.5
  14. https://www.merck.com/wp-content/plugins/mhh-corporateberg/featured-banner/css/style.css?ver=5.9.5
  15. https://www.merck.com/wp-content/plugins/mhh-corporateberg/two-column-content/css/style.css?ver=5.9.5
  16. https://www.merck.com/wp-content/themes/mhh-merck-mco-theme/css/related-content-section.min.css?ver=5.9.5
  1. https://www.merck.com/wp-content/themes/mhh-merck-mco-theme/images/site-logo.svg
  2. https://www.merck.com/wp-content/themes/mhh-merck-mco-theme/images/search-white.svg
  3. https://www.merck.com/wp-content/themes/mhh-merck-mco-theme/images/burger-white.svg
  4. https://www.merck.com/wp-content/themes/mhh-merck-mco-theme/images/pause.svg
  5. https://www.merck.com/wp-content/themes/mhh-merck-mco-theme/images/play.svg
  1. https://www.googletagmanager.com/ns.html?id=GTM-M74WZDM&user%5Brole%5D=visitor&user%5BisLoggedIn%5D=0&page%5Bpage_wpid%5D=22&page%5Bpage_language%5D=en_us&page%5Bpage_lineofbusiness%5D=human health&page%5Bpage_accessibility%5D=publish&page%5Bpage_title%5D=merck | home
Image format
The images are served in the AVIF, WebP format.
JavaScript defer
The are 1 javascript resources without the defer attribute.
  1. https://cdn.cookielaw.org/scripttemplates/otSDKStub.js
DOM size
The DOM size is optimal.
The HTML file has 978 DOM nodes.
Security
HTTPS encryption
The webpage uses HTTPS encryption.
The HTML file has https://www.merck.com/ DOM nodes.
Mixed content
There are no mixed content resources on the webpage.
Server signature
The webpage has a public server signature.
nginx
Unsafe cross-origin links
The webpage has 6 unsafe cross-origin links.
Plaintext email
The webpage does not contain any plaintext emails.
Miscellaneous
Structured data
The webpage has structured data.
        Meta viewport
        The webpage has a meta viewport tag set.
        width=device-width, initial-scale=1, minimum-scale=1
        Character set
        The webpage has a charset value set.
        UTF-8
        Sitemap
        No sitemaps found.
        Social
        The webpage has 5 social links.
        Content length
        The webpage has 3,281 words.
        Text to HTML ratio
        The text to HTML ratio is 18%.
        Inline CSS
        The webpage contains inline CSS code.
        1. display:none;visibility:hidden
        2. display: none;
        3. display: none;
        4. display: none;
        5. display: none;
        6. display: none;
        7. display: none;
        8. border: none
        9. border: none
        10. display: none;
        11. display: none;
        12. max-width: 31.25rem;
        13. display: none;
        14. max-width: 31.25rem;
        Deprecated HTML
        There are no deprecated HTML tags on the webpage.