Merckmanuals.com - SEO Checker

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Overview of the SEO Check
Meta information
84% 
Page quality
66% 
Page structure
100% 
Link structure
87% 
Server
91% 
External factors
100% 
SEO Score
Response time
0.03 s
File size
116.50 kB
Words
539
Media files
29
Number of links
5 internal / 21 external

Task list of SEO Improvements

Meta specifications

Title
(Critically important)
The Trusted Provider of Medical Information since 1899
The length of the page title is perfect. (495 pixels out of 580 max pixel length)
There are no duplicate words in the title
Meta description
(Critically important)
The Merck Manuals (known as the MSD Manuals outside US & Canada) are the global standard in medical reference for Doctors, Students & Consumers - since 1899.
The meta description is too long: 1028 pixels from max. 1000 pixels. Optimize description
Crawlability
(Critically important)
There are no problems in accessing the website.
Canonical URL
(Important)
https://www.merckmanuals.com/
There is a valid canonical link specified.
Language
(Somewhat important)
Language detected in text: en
Language defined in HTML: en-us
Language defined in HTTP-Equiv meta tag: en-us
Server location: United States of America
The following language is defined by HTML: en-us
Alternate/Hreflang Links
(Somewhat important)
An URL is specified multiple times in alternate links.
Language for link pointing to page itself inaccurate
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, height=device-height, initial-scale=1, minimum-scale=1, maximum-scale=5, user-scalable=1
descriptionThe Merck Manuals (known as the MSD Manuals outside US & Canada) are the global standard in medical reference for Doctors, Students & Consumers - since 1899.
next-head-count57
langen-us
twitter:site@MerckManualHome
twitter:titleThe Trusted Provider of Medical Information since 1899
twitter:cardsummary_large_image
twitter:descriptionThe Merck Manuals (known as the MSD Manuals outside US & Canada) are the global standard in medical reference for Doctors, Students & Consumers - since 1899.
twitter:imagehttps://edge.sitecorecloud.io/mmanual-ssq1ci05/media/manual/seo/default_share_msd.jpg
og:site_nameMerck Manuals
og:titleThe Trusted Provider of Medical Information since 1899
og:typearticle
og:urlhttps://www.merckmanuals.com/
og:imagehttps://edge.sitecorecloud.io/mmanual-ssq1ci05/media/manual/seo/default_share_msd.jpg
og:image:width1200
og:image:height630
X-UA-CompatibleIE=edge,chrome=1
content-languageen-US
charsetutf-8

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Page quality

Content
(Critically important)
Words from the H1 heading are not used in the page content.
The average number of words per sentence of 28.64 words is high.
This page contains 539 words. That's ok.
34.9% of the text are stop words.
Keywords used in the page title are also used in the page content. That's good!
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.
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, height=device-height, initial-scale=1, minimum-scale=1, maximum-scale=5, user-scalable=1" is provided.
Bold and strong tags
(Somewhat important)
The usage of strong and bold tags is perfect. We recommend the use of up to 11 tags for this page.
Image SEO
(Somewhat important)
11 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
...ding_header_mobile.png?h=222&iar=0&w=377landing_header_mobile
data:[...] Base64No alt attribute provided
data:[...] Base64No alt attribute provided
data:[...] Base64No alt attribute provided
...logos/mm_logo.svg?h=52&iar=0&w=52&mw=256MSD
data:[...] Base64Professional
data:[...] Base64Consumer
data:[...] Base64No alt attribute provided
data:[...] Base64No alt attribute provided
data:[...] Base64Global Medical Knowledge
data:[...] Base64No alt attribute provided
data:[...] Base64merck
data:[...] Base64No alt attribute provided
data:[...] Base64MSD
data:[...] Base64Tablet
data:[...] Base64No alt attribute provided
data:[...] Base64Icon representing privacy choices with a green check mark and a white X
...ocial_round_facebook.svg?h=40&iar=0&w=40follow us on FacebookView Our Facebook Page
...social_round_twitter.svg?h=40&iar=0&w=40follow us on TwitterView Our Twitter Page
...social_round_youtube.svg?h=40&iar=0&w=40follow us on YoutubeView our Youtube Channel
data:[...] Base64No alt attribute provided
data:[...] Base64This icon serves as a link to download the eSSENTIAL Accessibility assistive technology app for individuals with physical disabilities. It is featured as part of our commitment to diversity and inclusion. M
...ocial_round_facebook.svg?h=40&iar=0&w=40follow us on FacebookView Our Facebook Page
...social_round_twitter.svg?h=40&iar=0&w=40follow us on TwitterView Our Twitter Page
...social_round_youtube.svg?h=40&iar=0&w=40follow us on YoutubeView our Youtube Channel
data:[...] Base64No alt attribute provided
data:[...] Base64This icon serves as a link to download the eSSENTIAL Accessibility assistive technology app for individuals with physical disabilities. It is featured as part of our commitment to diversity and inclusion. M
data:[...] Base64No alt attribute provided
data:[...] Base64MSD

Page structure

H1 heading
(Critically important)
The Trusted Provider of Medical Information since 1899
The H1 heading is perfect.
Headings
(Important)
The heading structure is perfect.

Heading structure

Heading levelContent
H1 The Trusted Provider of Medical Information since 1899
H2 The Merck Manuals are a comprehensive medical information source covering thousands of topics in all fields of medicine. They are offered as a free public service to health care professionals and t...
H2 Choose the version that best meets your needs
H2 Our mission is simple:
H2 Merck and the Merck Manuals
H3 Professional Version
H3 For Medical Professionals and Students, more advanced content and features
H3 I’m a medical professional or student.
H3 Go To Professional Version
H3 Consumer Version
H3 For the General Public, information that is clear and easy to understand
H3 I’m a patient, parent or caregiver.
H3 Go To Consumer Version
H3 Veterinary Manual
H3 For Veterinary Professionals and Students, the world's most widely used veterinary reference
H3 I’m a vet or pet owner.
H3 Go to Veterinary Manual
Some internal link anchor texts are too long.
There are too few (4) internal links on this page.
Every linktext is unique.
All internal links are not using dynamic parameters.
There are 21 external links on this page.

Found links on this page

LinkAttributesAnchor text
/n3wbr@ndsNofollow honeypot link
/professionalSubdomain Merck Manual Professional Version For Medical Professionals and Students, more advanced content and features I’m a medical professional or student. Go To Pro...
https://www.merckmanuals.com/homeSubdomain Merck Manual Consumer Version For the General Public, information that is clear and easy to understand I’m a patient, parent or caregiver. Go To Consumer Ver...
https://www.merckvetmanual.com/External Subdomain Merck Manual Veterinary Manual For Veterinary Professionals and Students, the world's most widely used veterinary reference I’m a vet or pet owner. Go to Vet...
/professional/resourcespages/g...Subdomain making the best current medical information accessible
/professional/resourcespages/g...Subdomain Global Medical Knowledge
https://www.msdmanuals.com/pro...External Subdomain About
https://www.msdmanuals.com/pro...External Subdomain Disclaimer
https://www.msdmanuals.com/pro...External Subdomain Permissions
https://www.msdprivacy.com/External Subdomain Privacy
https://www.msdmanuals.com/pro...External Subdomain Terms of use
https://www.msdmanuals.com/pro...External Subdomain Licensing
https://www.msdmanuals.com/pro...External Subdomain Contact Us
https://www.msdmanuals.com/pro...External Subdomain Text duplicate Global Medical Knowledge
https://www.msdvetmanual.com/External Subdomain Veterinary Manual
https://www.msdmanuals.com/pro...External Subdomain Print Editions
https://www.msdmanuals.com/pro...External Subdomain Mobile Apps
https://www.msdprivacy.com/us/...External Subdomain Your Privacy Choices
IMG-ALT Icon representing privacy choices with a green check mark and a white X
https://www.facebook.com/Merck...New window Nofollow External Subdomain IMG-ALT follow us on Facebook
A-TITLE View Our Facebook Page
https://twitter.com/merckmanua...New window Nofollow External IMG-ALT follow us on Twitter
A-TITLE View Our Twitter Page
https://www.youtube.com/channe...New window Nofollow External Subdomain IMG-ALT follow us on Youtube
A-TITLE View our Youtube Channel
https://www.essentialaccessibi...External Subdomain IMG-ALT This icon serves as a link to download the eSSENTIAL Accessibility assistive technology app for individuals with physical disabilities. It is featured as par...
https://www.facebook.com/Merck...New window Nofollow External Subdomain Text duplicate IMG-ALT follow us on Facebook
A-TITLE View Our Facebook Page
https://twitter.com/merckmanua...New window Nofollow External Text duplicate IMG-ALT follow us on Twitter
A-TITLE View Our Twitter Page
https://www.youtube.com/channe...New window Nofollow External Subdomain Text duplicate IMG-ALT follow us on Youtube
A-TITLE View our Youtube Channel
https://www.essentialaccessibi...External Subdomain Text duplicate IMG-ALT This icon serves as a link to download the eSSENTIAL Accessibility assistive technology app for individuals with physical disabilities. It is featured as par...

Server configuration

HTTP redirects
(Critically important)
This page redirects to "https://www.merckmanuals.com/"
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 0.03 seconds.
The file size of the HTML document is fine (117 kB).

HTTP Response Header

NameValue
content-typetext/html; charset=utf-8
dateTue, 04 Feb 2025 17:01:03 GMT
cache-controls-maxage=2592000, stale-while-revalidate
content-encodinggzip
etag"8ursndxre12jr2"
strict-transport-securitymax-age=63072000; includeSubDomains; preload
x-content-type-optionsnosniff
content-security-policydefault-src 'self' 'unsafe-inline' 'unsafe-eval' https://apps.sitecore.net *; img-src 'self' data: *; style-src 'self' 'unsafe-inline' https://fonts.googleapis.com *; font-src 'self' 'unsafe-inline' https://fonts.gstatic.com *; upgrade-insecure-requests; block-all-mixed-content;
x-nextjs-cacheHIT
x-powered-byNext.js
varyAccept-Encoding
x-cacheHit from cloudfront
via1.1 69114e4ea0aa4e532a5be63a75c51e2c.cloudfront.net (CloudFront)
x-amz-cf-popFRA60-P7
x-amz-cf-id7JLVjb9NVphp7_UQj3R3lFP7oGtTbWvACgvS8VKvaB3lg-_mffAaAg==
age708814
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 871 referring domains.
This page has 12,162 backlinks.
This page has backlinks from 514 different ip addresses.

Links from Wikipedia

You can find more links using Wikipedia search

Robots.txt

User-agent: *
Crawl-delay: 5
Disallow: */sitecore
Disallow: */Sitecore
Disallow: */custom/
Disallow: */Custom/
Disallow: */news/external/
Disallow: */News/External/
Disallow: */pagerevalidation
Disallow: */multimedia/zk/
Disallow: */Multimedia/zk/
Disallow: */multimedia/Zk/
Disallow: */Multimedia/Zk/
Disallow: */multimedia/ZK/
Disallow: */Multimedia/ZK/
Disallow: */professional/drug-names-generic-and-brand
Disallow: */home/drug-names-generic-and-brand
Disallow: */home/monograph/*
Disallow: */professional/monograph/*
User-agent: Googlebot-Image
Disallow: *blausen*
#Baiduspider
User-agent: Baiduspider
Disallow: /zh/

Sitemap: https://www.merckmanuals.com/en-ca/sitemap.xml
Sitemap: https://www.merckmanuals.com/sitemap.xml
Sitemap: https://www.merckmanuals.com/es-us/sitemap.xml
Sitemap: https://www.merckmanuals.com/fr-ca/sitemap.xml
User-agent: Googlebot-Image
Disallow: *blausen*

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www.merckmanuals.com
The Trusted Provider of Medical Information since 1899
The Merck Manuals (known as the MSD Manuals outside US & Canada) are the global standard in medical reference for Doctors, Students & Consumers - since 1899.

Most important keywords

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

KeywordResultRecheck
Medical79%Check
Medical Information72%Check
Medical Information 189971%Check
MERCK68%Check
Manual68%Check
Merck Manual68%Check
MANUALS66%Check
MERCK MANUALS66%Check
Information65%Check
Trusted62%Check
Show more keywords and terms

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