Ebooks.heart.org - SEO Checker

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Overview of the SEO Check
Meta information
78% 
Page quality
73% 
Page structure
22% 
Link structure
88% 
Server
31% 
External factors
100% 
SEO Score
Response time
1.32 s
File size
67.30 kB
Words
698
Media files
21
Number of links
54 internal / 2 external

Task list of SEO Improvements

Meta specifications

Title
(Critically important)
Home of the American Heart Association eBooks Store
The length of the page title is perfect. (491 pixels out of 580 max pixel length)
There are no duplicate words in the title
Meta description
(Critically important)
Home
The meta description is too short. (38 pixels out of 1000 max pixel length) Optimize description
The meta description contains only one word.
Crawlability
(Critically important)
There are no problems in accessing the website.
Canonical URL
(Important)
No canonical link is 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)
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 markup is not in the first line of your HTML document. There must be no white spaces before the doctype markup.
The doctype HTML 5 is set correctly.
Favicon
(Nice to have)
The favicon is linked correctly.

Meta tags

NameValue
titleHome, AHA
descriptionHome
keywordsAHA, Home
distributionglobal
viewportwidth=device-width, initial-scale=1
google-site-verificationOO4203H1Fj-t9r7lUUt5S1l6_rfmOr2qW1lWg08f_iU
langen
X-UA-CompatibleIE=edge,chrome=1
Content-Typetext/html; charset=UTF-8
x-ua-compatibleie=edge
charsetutf-8

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Page quality

Content
(Critically important)
This page contains 698 words. That's ok.
24.4% 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.
16 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 14.66 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" is provided.
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)
5 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)
At least one javascript file was found, which is not integrated via HTTPS.
This website uses HTTPS to protect privacy and integrity of the exchanged data.

Media list

URLAlt attributeTitle
...haanywhere/images/[email protected]American Heart Association Logo
.../themes/fluid/public/images/aha_logo.pngNo alt attribute provided
.../themes/fluid/public/images/download.pngNo alt attribute provided
...s/fluid/public/images/catalog_banner.jpgNo alt attribute provided
...themes/fluid/public/images/mobBanner.jpgNo alt attribute provided
...0997/coverarts/fluid/medium_50160997.jpgcover image of 2020 AHA Guidelines for CPR and ECC eBook
...5538/coverarts/fluid/medium_50175538.jpgcover image of 2020 AHA ガイドライン心肺蘇生と救急心血管治療のための(電子書籍）
...1133/coverarts/fluid/medium_50161133.jpgcover image of 2020 Handbook of Emergency Cardiovascular Care for Healthcare Providers eBook
...0372/coverarts/fluid/medium_50170372.jpgcover image of ACLS (二次救命処置) インストラクターマニュアル (電子書籍)
...0640/coverarts/fluid/medium_50170640.jpgcover image of ACLS (二次救命処置) プロバイダーマニュアル（電子書籍）
...9288/coverarts/fluid/medium_50169288.jpgcover image of ACLS (二次救命処置)コースデジタルビデオ
...0921/coverarts/fluid/medium_50160921.jpgcover image of ACLS Course Digital Videos
...5535/coverarts/fluid/medium_50075535.jpgcover image of ACLS for Experienced Providers Manual and Resource Text eBook
...3160/coverarts/fluid/medium_50193160.jpgcover image of ACLS インストラクターエッセンシャルコースのデジタルビデオ
...3009/coverarts/fluid/medium_50173009.jpgcover image of ACLS 救護人員訓練手冊電子書
...5882/coverarts/fluid/medium_50175882.jpgcover image of ACLS 課程數位影片- 配有繁體中文字幕的英文影片
...0968/coverarts/fluid/medium_50160968.jpgcover image of Advanced Cardiovascular Life Support Digital Reference Cards
...8172/coverarts/fluid/medium_50168172.jpgcover image of Advanced Cardiovascular Life Support Instructor Essential Digital Videos
...0961/coverarts/fluid/medium_50160961.jpgcover image of Advanced Cardiovascular Life Support Instructor Manual
...0999/coverarts/fluid/medium_50160999.jpgcover image of Advanced Cardiovascular Life Support Instructor Manual, International English
/2.0/themes/fluid/public/images/new100.pngNo alt attribute provided

Page structure

H1 heading
(Critically important)
Catalog
Too many H1 headings
The H1 heading consists of only one word. There should be more information given.
The H1 heading is too short (7 characters). It should be at least 20 Characters long.
Headings
(Important)
Some headings occur twice on the page.
There are 32 headings on the page. The amount of headings should be in a more proper relation to the amount of text.
Some headings do not have any content.

Heading structure

Heading levelContent
H1 Catalog
H1 2020 AHA Guidelines for CPR and ECC eBook
H1 2020 AHA ガイドライン心肺蘇生と救急心血管治療のための(電子書籍）
H1 2020 Handbook of Emergency Cardiovascular Care for Healthcare Providers eBook
H1 ACLS (二次救命処置) インストラクターマニュアル (電子書籍)
H1 ACLS (二次救命処置) プロバイダーマニュアル（電子書籍）
H1 ACLS (二次救命処置)コースデジタルビデオ
H1 ACLS Course Digital Videos
H1 ACLS for Experienced Providers Manual and Resource Text eBook
H1 ACLS インストラクターエッセンシャルコースのデジタルビデオ
H1 ACLS 救護人員訓練手冊電子書
H1 ACLS 課程數位影片- 配有繁體中文字幕的英文影片
H1 Advanced Cardiovascular Life Support Digital Reference Cards
H1 Advanced Cardiovascular Life Support Instructor Essential Digital Videos
H1 Advanced Cardiovascular Life Support Instructor Manual
H1 Advanced Cardiovascular Life Support Instructor Manual, International English
H2 2024 Centennial Celebration
H2 Empty heading
H2 Empty heading
H3 Price : $25.75 $25.75
H3 Price : $89.10 $89.10
H3 Price : $31.95 $31.95
H3 Price : $92.45 $92.45
H3 Price : $62.40 $62.40
H3 Price : $94.75 $94.75
H3 Price : $99.90 $99.90
H3 Price : $86.50 $86.50
H3 Price : $19.15 $19.15
H3 Price : $44.55 $44.55
H3 Price : $94.75 $94.75 Duplicate text
H3 Price : $19.05 $19.05
H3 Price : $17.50 $17.50
H3 Price : $61.80 $61.80
H3 Price : $55.75 $55.75
Some anchor texts are used more than once.
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 2 external links on this page.

Found links on this page

LinkAttributesAnchor text
/https:\/\/www.heart.orgIMG-ALT American Heart Association Logo
/https:\/\/www.heart.org/HEART...VOLUNTEER
/http:\/\/www.heart.org/HEARTO...Warning Signs
https://ebooks.heart.org/No Text
https://ebooks.heart.org/Home
A-TITLE Home
https://shopcpr.heart.org/External Subdomain Store
A-TITLE Store
/bookshelfShelf
A-TITLE Shelf
/staticcms/supportHelp
A-TITLE Help
/custom/ahasaml/ahasamlloginLogin
/downloadiofflineDownload Reader App
https://shopcpr.heart.org/exte...External Subdomain A-TITLE shopcpr.heart.org
/product/2020-aha-guidelines-f...IMG-ALT cover image of 2020 AHA Guidelines for CPR and ECC eBook
/product/2020-aha-guidelines-f...2020 AHA Guidelines for CPR and ECC eBook
/product/2020-aha-guidelines-f...Learn More
/product/2020-ahaIMG-ALT cover image of 2020 AHA ガイドライン心肺蘇生と救急心血管治療のための(電子書籍）
/product/2020-aha2020 AHA ガイドライン心肺蘇生と救急心血管治療のための(電子書籍）
/product/2020-ahaText duplicate Learn More
/product/2020-handbook-emergen...IMG-ALT cover image of 2020 Handbook of Emergency Cardiovascular Care for Healthcare Providers eBook
/product/2020-handbook-emergen...2020 Handbook of Emergency Cardiovascular Care for Healthcare Providers eBook
/product/2020-handbook-emergen...Text duplicate Learn More
/product/acls-50170372IMG-ALT cover image of ACLS (二次救命処置) インストラクターマニュアル (電子書籍)
/product/acls-50170372ACLS (二次救命処置) インストラクターマニュアル (電子書籍)
/product/acls-50170372Text duplicate Learn More
/product/acls-50170640IMG-ALT cover image of ACLS (二次救命処置) プロバイダーマニュアル（電子書籍）
/product/acls-50170640ACLS (二次救命処置) プロバイダーマニュアル（電子書籍）
/product/acls-50170640Text duplicate Learn More
/product/acls-50169288IMG-ALT cover image of ACLS (二次救命処置)コースデジタルビデオ
/product/acls-50169288ACLS (二次救命処置)コースデジタルビデオ
/product/acls-50169288Text duplicate Learn More
/product/acls-course-digital-v...IMG-ALT cover image of ACLS Course Digital Videos
/product/acls-course-digital-v...ACLS Course Digital Videos
/product/acls-course-digital-v...Text duplicate Learn More
/product/acls-for-experienced-...IMG-ALT cover image of ACLS for Experienced Providers Manual and Resource Text eBook
/product/acls-for-experienced-...ACLS for Experienced Providers Manual and Resource Text eBook
/product/acls-for-experienced-...Text duplicate Learn More
/product/acls-50193160IMG-ALT cover image of ACLS インストラクターエッセンシャルコースのデジタルビデオ
/product/acls-50193160ACLS インストラクターエッセンシャルコースのデジタルビデオ
/product/acls-50193160Text duplicate Learn More
/product/acls-50173009IMG-ALT cover image of ACLS 救護人員訓練手冊電子書
/product/acls-50173009ACLS 救護人員訓練手冊電子書
/product/acls-50173009Text duplicate Learn More
/product/acls-50175882IMG-ALT cover image of ACLS 課程數位影片- 配有繁體中文字幕的英文影片
/product/acls-50175882ACLS 課程數位影片- 配有繁體中文字幕的英文影片
/product/acls-50175882Text duplicate Learn More
/product/advanced-cardiovascul...IMG-ALT cover image of Advanced Cardiovascular Life Support Digital Reference Cards
/product/advanced-cardiovascul...Advanced Cardiovascular Life Support Digital Reference Cards
/product/advanced-cardiovascul...Text duplicate Learn More
/product/advanced-cardiovascul...IMG-ALT cover image of Advanced Cardiovascular Life Support Instructor Essential Digital Videos
/product/advanced-cardiovascul...Advanced Cardiovascular Life Support Instructor Essential Digital Videos
/product/advanced-cardiovascul...Text duplicate Learn More
/product/advanced-cardiovascul...IMG-ALT cover image of Advanced Cardiovascular Life Support Instructor Manual
/product/advanced-cardiovascul...Advanced Cardiovascular Life Support Instructor Manual
/product/advanced-cardiovascul...Text duplicate Learn More
/product/ive-acls-instructor-m...IMG-ALT cover image of Advanced Cardiovascular Life Support Instructor Manual, International English
/product/ive-acls-instructor-m...Advanced Cardiovascular Life Support Instructor Manual, International English
/product/ive-acls-instructor-m...Text duplicate Learn More

Server configuration

HTTP redirects
(Critically important)
This page redirects to "https://ebooks.heart.org/"
HTTP header
(Important)
The HTML page should be transferred using GZip compression.
No X-Powered HTTP header is sent.
Performance
(Somewhat important)
The page response time is slow (1.32 seconds). The response time should be less than 0.4 seconds. Slow websites are bad for search engine bots and also result in bad user experience.
The file size of the HTML document is fine (67 kB).

HTTP Response Header

NameValue
dateSat, 21 Sep 2024 16:56:10 GMT
content-typetext/html; charset=UTF-8
server
expiresThu, 19 Nov 1981 08:52:00 GMT
cache-controlno-store, no-cache, must-revalidate
pragmano-cache
set-cookie77 Characters
strict-transport-securitymax-age=15768000
content-security-policyframe-ancestors https://www.laerdalonline.cn/ https://laerdalonline.cn https://rhapsode.laerdalonline.cn/ https://aha-redesign.ipublishcentral.com/ https://ebooks.heart.org/
x-xss-protection1; mode=block
x-content-type-optionsnosniff
access-control-allow-origin*
access-control-allow-methodsPOST, GET, OPTIONS, DELETE, PUT
access-control-allow-headersappend,delete,entries,foreach,get,has,keys,set,values,Authorization,content-type
statuscode200
http_versionHTTP/2

External factors

Blacklists
(Nice to have)
This website is not classified "for adult only".
This website has excellent links from other websites.
This page has backlinks from 173 referring domains.
This page has 16,555 backlinks.
This page has backlinks from 154 different ip addresses.
Facebook popularity
(Somewhat important)
The page has 0 shares and comments on Facebook.

Links from Wikipedia

No links from Wikipedia were found.

Robots.txt

No valid Robots.txt file was found.

Similar sites

Search preview

Most important keywords

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

KeywordResultRecheck
eBook68%Check
Heart61%Check
eBooks58%Check
Heart Association eBooks56%Check
Manual eBook56%Check
American Heart55%Check
Heart Association55%Check
American Heart Association eBooks54%Check
Heart Association eBooks Store54%Check
AHA eBooks53%Check
Show more keywords and terms

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