Learnaboutsma.org - SEO Checker

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Overview of the SEO Check
Meta information
100% 
Page quality
40% 
Page structure
70% 
Link structure
96% 
Server
17% 
External factors
45% 
SEO Score
Response time
0.77 s
File size
7.30 kB
Words
226
Media files
7
Number of links
19 internal / 8 external

Task list of SEO Improvements

Meta specifications

Title
(Critically important)
Learn About Spinal Muscular Atrophy
The length of the page title is perfect. (330 pixels out of 580 max pixel length)
There are no duplicate words in the title
Meta description
(Critically important)
Living with SMA and the science of SMA therapies. Educational site features animations, and doctor, researcher, patient, & parent interviews.
The length of the meta description is perfect. (865 pixels out of 1000 max pixel length)
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)
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 XHTML 1.0 Strict 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
descriptionLiving with SMA and the science of SMA therapies. Educational site features animations, and doctor, researcher, patient, & parent interviews.
langen
content-typetext/html; charset=UTF-8
X-UA-Compatiblechrome=1

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Page quality

Content
(Critically important)
There are only 226 words on this page. Use at least 250 words to provide useful information.
34.5% of the text are stop words.
Keywords used in the page title are also used in the page content. That's good!
Words from the H1 heading are used in the page content.
The page contains a listing, which indicates a good text layout.
3 paragraphs were found on this page.
No placeholders texts or images were found.
There are no duplicates on the site.
The average number of words per sentence of 18.38 words is good.
Frames
(Critically important)
This page does not use a frameset.
Mobile optimization
(Somewhat important)
No viewpoint tag is provided.
No Apple touch icon is specified.
This page loads 6 JavaScript files. This may affect the load time negatively.
Bold and strong tags
(Somewhat important)
The amount of tags is very high (7). We recommend using a maximum of 6 tags for this page.
Image SEO
(Somewhat important)
Alt text (alternative text) is correctly used on all found images.
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)
The HTTPS protocol for secure data transmission is not used.

Media list

URLAlt attributeTitle
/images/img/slide01.jpgDoctors discuss SMA, including cause, inheritance, diagnosis, and progression
/images/img/slide03.jpgAnimations detail the science of SMA, including RNA splicing
/images/img/slide04.jpgResearchers explain the science behind emerging therapies for SMA
/images/img/slide02.jpgSMA patients and families talk about diagnosis and living with SMA
/images/dnalc_logo-sm.jpgDNA Learning Center
/images/cshl_logo-sm.jpgCold Spring Harbor Laboratory
/images/sma-foundation-logo-sm.jpgSpinal Muscular Atrophy Foundation

Page structure

H1 heading
(Critically important)
Learn About Spinal Muscular Atrophy
Too many H1 headings
Headings
(Important)
The heading structure is perfect.

Heading structure

Heading levelContent
H1 Learn About Spinal Muscular Atrophy
H1 Learn About SMA is a resource for spinal muscular atrophy (SMA) patients, families, and researchers. The site includes stories of living with SMA and recent advances in the understanding and potent...
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 8 external links on this page.

Found links on this page

LinkAttributesAnchor text
http://www.learnaboutsma.org/Learn About Spinal Muscular Atrophy
/what_is_sma/What is SMA?
/science/SMA Science
/therapies/SMA Therapies
/antisense/Antisense Therapy for SMA
/living_with_sma/Living with SMA
/what_is_sma/IMG-ALT Doctors discuss SMA, including cause, inheritance, diagnosis, and progression
/science/IMG-ALT Animations detail the science of SMA, including RNA splicing
/antisense/IMG-ALT Researchers explain the science behind emerging therapies for SMA
/living_with_sma/IMG-ALT SMA patients and families talk about diagnosis and living with SMA
/what_is_sma/Text duplicate What is SMA?
/science/Text duplicate SMA Science
/therapies/Text duplicate SMA Therapies
/antisense/Antisense Therapy
/living_with_sma/Text duplicate Living with SMA
http://www.cshl.edu/news-and-f...External Subdomain FDA approval of life-saving SMA drug is hailed by its researcher-inventor at CSHL
http://www.dnalc.org/External Subdomain IMG-ALT DNA Learning Center
http://www.cshl.edu/External Subdomain IMG-ALT Cold Spring Harbor Laboratory
http://www.smafoundation.org/External Subdomain IMG-ALT Spinal Muscular Atrophy Foundation
http://www.learnaboutsma.org/Home
/glossary.htmlGlossary
/credits.htmlCredits
/feedback.htmlFeedback
http://www.dnalc.org/External Subdomain Text duplicate DNA Learning Center
http://www.cshl.edu/External Subdomain Text duplicate Cold Spring Harbor Laboratory
http://www.smafoundation.org/External Subdomain SMA Foundation
http://www.cdc.gov/External Subdomain Centers for Disease Control and Prevention

Server configuration

HTTP redirects
(Critically important)
The checked page does not redirect to another URL.
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 of 0.77 seconds is longer than the recommended limit of 0.4 seconds. A high response time unnecessarily slows down search engine crawling and results in bad user experience as well.
This page loads 5 CSS files. This may affect the page load time negatively.
This page loads 6 JavaScript files. This may affect the load time negatively.
The file size of the HTML document is fine (7 kB).

HTTP Response Header

NameValue
servernginx
dateFri, 09 May 2025 09:31:30 GMT
content-typetext/html; charset=utf-8
transfer-encodingchunked
connectionkeep-alive
set-cookie88 Characters
content-security-policyframe-ancestors 'self';
x-content-type-optionsnosniff
x-xss-protection1; mode=block
statuscode200
http_versionHTTP/1.1

External factors

This page has only a few links from other websites.
This page only has backlinks from 15 referring domains.
This page only has 98 backlinks.
This page only has few backlinks from 15 different ip addresses.

Links from Wikipedia

No links from Wikipedia were found.

Robots.txt

No valid Robots.txt file was found.

Similar sites

Search preview

www.learnaboutsma.org
Learn About Spinal Muscular Atrophy
Living with SMA and the science of SMA therapies. Educational site features animations, and doctor, researcher, patient, & parent interviews.

Most important keywords

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

KeywordResultRecheck
Learn84%Check
Spinal72%Check
Muscular72%Check
Atrophy72%Check
Spinal Muscular Atrophy72%Check
SMA70%Check
SMA Science61%Check
SMA Therapies61%Check
Living56%Check
Therapies52%Check
Show more keywords and terms

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