Sleepfoundation.org - SEO Checker

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Overview of the SEO Check
Meta information
79% 
Page quality
88% 
Page structure
91% 
Link structure
70% 
Server
86% 
External factors
100% 
SEO Score
Response time
0.69 s
File size
99.20 kB
Words
713
Media files
20
Number of links
151 internal / 1 external

Task list of SEO Improvements

Meta specifications

Title
(Critically important)
Sleep Foundation
The page title is too short. (159 pixels of 580 max pixel length) Optimize title
There are no duplicate words in the title
Meta description
(Critically important)
The meta description is missing.
Crawlability
(Critically important)
There are no problems in accessing the website.
Canonical URL
(Important)
https://www.sleepfoundation.org/
There is a valid canonical link specified.
Language
(Somewhat important)
Language detected in text: en
Language defined in HTML: en
Server location: Canada
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 name is very long.
The domain is no subdomain.
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
MobileOptimizedwidth
HandheldFriendlytrue
viewportwidth=device-width, initial-scale=1.0
robotsmax-snippet:-1, max-image-preview:large, max-video-preview:-1
article:modified_time2020-09-14T19:54:46+00:00
langen
twitter:cardsummary_large_image
og:localeen_US
og:typearticle
og:titleSleep Foundation
og:urlhttps://www.sleepfoundation.org/home
og:site_nameSleep Foundation
Content-Typetext/html; charset=UTF-8

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Page quality

Content
(Critically important)
This page contains 713 words. That's ok.
27.9% 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.
10 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 18.5 words is good.
Frames
(Critically important)
This website does not use a frameset.
Mobile optimization
(Somewhat important)
No Apple touch icon is specified.
A viewport "width=device-width, initial-scale=1.0" is provided.
This website only loads 1 JavaScript files. That's good!
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)
2 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
...t/uploads/2020/09/SF_White@2x.png?x14342Home
.../uploads/2020/09/SF_Normal@2x.png?x14342Home
...ndation/images/general/Search.svg?x14342search
...on/images/general/Search-dark.svg?x14342search
...hSleepDoWeReallyNeed-1032x430.jpg?x14342No alt attribute provided
...ng_Purchased_1440x600-336x140.jpg?x14342NSF
...sm_Purchased_1440x600-336x140.jpg?x14342NSF
...ns_Purchased_1440x600-336x140.jpg?x14342NSF
...ep_Purchased_1440x600-336x140.jpg?x14342NSF
...ng_Purchased_1440x600-336x140.jpg?x14342NSF
...on_Purchased_1440x600-336x140.jpg?x14342NSF_9_J_Sleepfoundation_SleepParalysis_WhatCausesThisREMPhenomenon_Purchased_1440x600.jpg
...ms_Purchased_1440x600-336x140.jpg?x14342NSF_9_B_Sleepfoundation_HowPregnancyAffectsYourDreams_Purchased_1440x600.jpg
...P-23_Photo1_2880x1200-336x140.jpg?x14342which-sleep-tracker-best-you
...on/assets/images/load-spinner.gif?x14342No alt attribute provided

Page structure

H1 heading
(Critically important)
The H1 heading is empty
Headings
(Important)
There are 27 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 Empty heading
H1 Sleep Guidelines for COVID-19 Isolation Released
H1 The Connection Between Sleep Disorders and Race
H1 Stages of Sleep
H1 What to Do if You Can't Sleep
H1 Approximately 50% of people with narcolepsy are undiagnosed
H1 How Meditation Can Treat Insomnia
H2 Main navigation
H2 Home
H2 Search
H2 How Much Sleep Do We Really Need?
H2 Sleep
H2 SleepFoundation.org
H3 Along with helpful tips for better sleep during quarantine
H3 How does sleep contribute to inequality?
H3 Learn about sleep stages and how your sleep cycles work
H3 Having trouble falling asleep? Learn what to do.
H3 Learn more about causes, types, and treatment of narcolepsy at the Narcolepsy Resource Center
H3 Mindfulness exercises may help the brain calm down
H3 NSF Tool to Get the Right Amount of Sleep
H3 How Excessive Sleep Can Affect Your Metabolism
H3 Screen Time and Insomnia: What It Means for Teens
H3 This Is Your Body on No Sleep
H3 How Your Body Uses Calories While You Sleep
H3 What You Should Know About Sleep Paralysis
H3 How Pregnancy Can Affect Your Dreams
H3 Which Sleep Tracker Is Best for You?
H4 Pagination
Some internal links have dynamic parameters. All internal URLs, which are not marked as nofollow, should not contain dynamic parameters.
Some anchor texts are used more than once.
1 links don't have an anchor text.
The amount of internal links is ok.
None of the anchor texts is too long.
There are 1 external links on this page.

Found links on this page

LinkAttributesAnchor text
https://www.sleepfoundation.org/IMG-ALT Home
A-TITLE Home
https://www.sleepfoundation.org/Text duplicate IMG-ALT Home
A-TITLE Home
/sleep-topicsSleep Topics
/articles/healthy-sleep-tipsHealthy Sleep Tips
/articles/sleep-hygieneSleep Hygiene
/how-sleep-works/How Sleep Works
/circadian-rhythmCircadian Rhythm
/mental-healthMental Health
/baby-sleepBaby Sleep
/children-and-sleep/Children and Sleep
/aging-and-sleep/Aging and Sleep
/articles/how-much-sleep-do-we...Recommended Sleep Times
/articles/stages-of-sleepStages of Sleep
/articles/snoring-and-sleepSnoring
/articles/lucid-dreamsLucid Dreaming
/sleep-guidelines-covid-19-iso...COVID-19 and Sleep
/articles/nappingNapping
/sleep-disordersSleep Disorders
/insomniaInsomnia
/sleep-apneaSleep Apnea
/narcolepsyNarcolepsy
/restless-leg-syndromeRestless Leg Syndrome (RLS)
/parasomniasParasomnias
/rem-sleep-behavior-disorderREM Sleep Behavior Disorder
/non-24-sleep-wake-disorderNon-24-Hour Sleep Wake Disorder
/shift-work-disorderShift Work Disorder
/excessive-sleepinessExcessive Sleepiness
/sleep-solutionsSleep Solutions
/best-mattressFind the Best Mattress
/best-mattress/best-mattress-f...For Side Sleepers
/best-mattress/best-mattress-f...For Stomach Sleepers
/best-mattress/best-mattress-f...For Back Pain
/best-mattress/best-memory-foa...Memory Foam Mattress
/best-mattress/best-mattress-f...For Heavy People
/best-mattress/best-budget-mat...Budget Mattress
/best-mattress/best-mattress-i...Mattress in a Box
/best-mattress/best-cooling-ma...Cooling Mattresses
/best-mattress/best-hybrid-mat...Hybrid Mattress
/best-mattress/best-firm-mattressFirm Mattresses
/best-mattress/best-soft-mattressSoft Mattress
/mattress-sizesMattress Sizes
/mattress-sales/Mattress Sales
/mattress-informationMattress Information
/mattress-reviewsMattress Reviews
/mattress-reviews/nectar-mattr...Nectar
/mattress-reviews/casper-mattr...Casper
/mattress-reviews/purple-mattr...Purple
/mattress-reviews/dreamcloud-m...Dreamcloud
/mattress-reviews/leesa-mattre...Leesa
/mattress-reviews/tuft-and-nee...Tuft and Needle
/mattress-reviews/saatva-mattr...Saatva
/mattress-reviews/bear-mattres...Bear
/mattress-reviews/puffy-mattre...Puffy
/mattress-reviews/helix-mattre...Helix
/mattress-reviews/winkbed-matt...Winkbed
/mattress-reviews/purple-hybri...Purple Hybrid
/mattress-comparisonsMattress Comparisons
/mattress-comparisons/leesa-vs...Casper vs Leesa
/mattress-comparisons/nectar-v...Casper vs Nectar
/mattress-comparisons/casper-v...Casper vs Purple
/mattress-comparisons/tuft-and...Casper vs Tuft and Needle
/mattress-comparisons/leesa-vs...Leesa vs Tuft and Needle
/mattress-comparisons/tuft-and...Purple vs Tuft and Needle
/mattress-comparisons/purple-v...Purple vs Tempurpedic
/mattress-comparisons/tempurpe...Tempurpedic vs Sleep Number
/best-pillowsPillows
/best-sheetsSheets
/best-weighted-blanketsWeighted Blankets
/best-mattress-toppersBest Mattress Toppers
/best-anti-snoring-mouthpieces...Anti-Snoring Mouthpieces and Mouthguards
/articles/melatonin-and-sleepMelatonin and Sleep
/sleep-solutions/sleep-tools-tipsSleep Tools & Tips
/sleep-guidelines-covid-19-iso...Image
/sleep-guidelines-covid-19-iso...IMG-ALT Sleep Guidelines for COVID-19 Isolation Released
/articles/whats-connection-bet...Text duplicate Image
/articles/whats-connection-bet...IMG-ALT The Connection Between Sleep Disorders and Race
/articles/stages-of-sleepText duplicate Image
/articles/stages-of-sleepText duplicate IMG-ALT Stages of Sleep
/insomnia/treatment/what-do-wh...Text duplicate Image
/insomnia/treatment/what-do-wh...IMG-ALT What to Do if You Can't Sleep
/narcolepsy/what-narcolepsyText duplicate Image
/narcolepsy/what-narcolepsyIMG-ALT Approximately 50% of people with narcolepsy are undiagnosed
/articles/how-meditation-can-t...Text duplicate Image
/articles/how-meditation-can-t...IMG-ALT How Meditation Can Treat Insomnia
https://www.sleepfoundation.org/Anchor Previous
https://www.sleepfoundation.org/Anchor Next
/sleep-topics/sleep-diseaseSleep & Disease
/sleep-topics/depressionDepression
/sleep-topics/sleep-travelSleep & Travel
/sleep-topics/children-teens-s...Children, Teens & Sleep
/sleep-topics/insomniaText duplicate Insomnia
/articles/how-much-sleep-do-we...Text duplicate Image
/articles/how-much-sleep-do-we...No Text
/sleep-topics/how-sleep-worksText duplicate How Sleep Works
/sleep-topics/science-sleepThe Science of Sleep
/articles/how-much-sleep-do-we...How Much Sleep Do We Really Need?
/articles/do-dreams-affect-how...How Do Dreams Affect Sleep?
/articles/how-sleep-different-...How Sleep Is Different for Men and Women
/articles/your-thyroid-blame-y...Thyroid Issues and Sleep
/articles/how-sleep-affects-yo...How Sleep Affects Your Immunity
/articles/3-signs-your-mood-ma...3 Signs Your Mood May Be Affecting Your Sleep
/sleep-topics/sleep-routineSleep Routine
/sleep-topics/sleep-timing-dur...Sleep Timing & Duration
/articles/nsf-tool-get-right-a...Text duplicate Image
/articles/nsf-tool-get-right-a...IMG-ALT NSF
/articles/nsf-tool-get-right-a...NSF Tool to Get the Right Amount of Sleep
/sleep-topics/how-sleep-worksText duplicate How Sleep Works
/sleep-topics/sleep-your-lifes...Sleep & Your Lifestyle
/articles/how-excessive-sleep-...Text duplicate Image
/articles/how-excessive-sleep-...Text duplicate IMG-ALT NSF
/articles/how-excessive-sleep-...How Excessive Sleep Can Affect Your Metabolism
/sleep-topics/children-teens-s...Text duplicate Children, Teens & Sleep
/sleep-topics/sleep-your-lifes...Text duplicate Sleep & Your Lifestyle
/articles/screen-time-and-inso...Text duplicate Image
/articles/screen-time-and-inso...Text duplicate IMG-ALT NSF
/articles/screen-time-and-inso...Screen Time and Insomnia: What It Means for Teens
/sleep-topics/sleep-your-lifes...Text duplicate Sleep & Your Lifestyle
/sleep-topics/sleep-deprivationSleep Deprivation
/articles/your-body-no-sleepText duplicate Image
/articles/your-body-no-sleepText duplicate IMG-ALT NSF
/articles/your-body-no-sleepThis Is Your Body on No Sleep
/sleep-topics/sleep-your-lifes...Text duplicate Sleep & Your Lifestyle
/sleep-topics/sleep-healthSleep Health
/articles/how-your-body-uses-c...Text duplicate Image
/articles/how-your-body-uses-c...Text duplicate IMG-ALT NSF
/articles/how-your-body-uses-c...How Your Body Uses Calories While You Sleep
/sleep-topics/depressionText duplicate Depression
/sleep-topics/sleep-problemsSleep Problems
/articles/what-you-should-know...Text duplicate Image
/articles/what-you-should-know...IMG-ALT NSF_9_J_Sleepfoundation_SleepParalysis_WhatCausesThisREMPhenomenon_Purchased_1440x600.jpg
/articles/what-you-should-know...What You Should Know About Sleep Paralysis
/sleep-topics/pregnancyPregnancy
/sleep-topics/sleep-problemsText duplicate Sleep Problems
/articles/how-pregnancy-can-af...Text duplicate Image
/articles/how-pregnancy-can-af...IMG-ALT NSF_9_B_Sleepfoundation_HowPregnancyAffectsYourDreams_Purchased_1440x600.jpg
/articles/how-pregnancy-can-af...How Pregnancy Can Affect Your Dreams
/sleep-topics/sleeptechSleepTech
/articles/which-sleep-tracker-...Text duplicate Image
/articles/which-sleep-tracker-...IMG-ALT which-sleep-tracker-best-you
/articles/which-sleep-tracker-...Which Sleep Tracker Is Best for You?
/?page=2Load more
/sleep-topicsText duplicate Sleep Topics
/sleep-disordersText duplicate Sleep Disorders
/sleep-solutionsText duplicate Sleep Solutions
/for-professionalsNSF Sleep Research for Professionals
/professionals/sleep-america-p...Sleep in America Polls
/about-usAbout Us
/about-usContact Us
/editorial-policyEditorial Policy
/advertising-disclosureAdvertising Disclosure
https://www.onecare.com/External OneCare Media, LLC.
/privacy-policyNew window Privacy Policy

Server configuration

HTTP redirects
(Critically important)
This website redirects to "https://www.sleepfoundation.org/"
HTTP header
(Important)
No X-Powered HTTP header is sent.
This website uses GZip for compressed data transmission.
Performance
(Somewhat important)
The page response time of 0.69 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 website only loads 1 CSS files. That's ok.
This website only loads 1 JavaScript files. That's good!
The file size of the HTML document is fine (99 kB).

HTTP Response Header

NameValue
dateMon, 26 Oct 2020 21:38:12 GMT
content-typetext/html; charset=UTF-8
set-cookie150 Characters
link<https://www.sleepfoundation.org/?p=687>; rel=shortlink
cache-controlmax-age=600
expiresMon, 26 Oct 2020 21:48:11 GMT
varyAccept-Encoding
x-content-type-optionsnosniff
x-frame-optionsSAMEORIGIN
strict-transport-securitymax-age=63072000; includeSubdomains; preload
referrer-policyno-referrer-when-downgrade
x-xss-protection1; mode=block
cf-cache-statusEXPIRED
cf-request-id060871fcf900000ebba8368000000001
expect-ctmax-age=604800, report-uri="https://report-uri.cloudflare.com/cdn-cgi/beacon/expect-ct"
report-to{"endpoints":[{"url":"https:\/\/a.nel.cloudflare.com\/report?s=1tKKNmhmL%2B6ebiyML7iGhaKJQZirasUdIRDBjPXiGl4m77AR8l5mx2m1DrUeA7nmTiLqkdbRguSQP7pKzY7G7lCOm3Bb6oiZ2OuueDZf8lyYR5%2F8N91EWIemEW74CeWZMTlhbQ%3D%3D"}],"group":"cf-nel","max_age":604800}
nel{"report_to":"cf-nel","max_age":604800}
servercloudflare
cf-ray5e8752a7fdb20ebb-FRA
content-encodinggzip
statuscode200
http_versionHTTP/2

External factors

Blacklists
(Critically important)
This website is not classified "for adult only".
This website is not listed on the Shallalist.
This website is referenced by wikipedia.
This website has excellent links from other websites.
This website has backlinks from 43,596 referring domains.
This website has 664,591 backlinks.
This website has backlinks from 27,986 different ip addresses.
Facebook popularity
(Somewhat important)
This website has social activity like shares, comments or likes on facebook.
Listed on Webwiki
(Nice to have)
This website is listed on Webwiki.

Links from Wikipedia

You can find more links using Wikipedia search

Robots.txt

#
# robots.txt
#
# This file is to prevent the crawling and indexing of certain parts
# of your site by web crawlers and spiders run by sites like Yahoo!
# and Google. By telling these "robots" where not to go on your site,
# you save bandwidth and server resources.
#
# This file will be ignored unless it is at the root of your host:
# Used:    http://example.com/robots.txt
# Ignored: http://example.com/site/robots.txt
#
# For more information about the robots.txt standard, see:
# http://www.robotstxt.org/robotstxt.html

User-agent: *
# CSS, JS, Images
Allow: /core/*.css$
Allow: /core/*.css?
Allow: /core/*.js$
Allow: /core/*.js?
Allow: /core/*.gif
Allow: /core/*.jpg
Allow: /core/*.jpeg
Allow: /core/*.png
Allow: /core/*.svg
Allow: /profiles/*.css$
Allow: /profiles/*.css?
Allow: /profiles/*.js$
Allow: /profiles/*.js?
Allow: /profiles/*.gif
Allow: /profiles/*.jpg
Allow: /profiles/*.jpeg
Allow: /profiles/*.png
Allow: /profiles/*.svg
# Directories
Disallow: /core/
Disallow: /profiles/
# Files
Disallow: /README.txt
Disallow: /web.config
# Paths (clean URLs)
Disallow: /admin/
Disallow: /comment/reply/
Disallow: /filter/tips
Disallow: /node/add/
Disallow: /search/
Disallow: /user/register/
Disallow: /user/password/
Disallow: /user/login/
Disallow: /user/logout/
# Paths (no clean URLs)
Disallow: /index.php/admin/
Disallow: /index.php/comment/reply/
Disallow: /index.php/filter/tips
Disallow: /index.php/node/add/
Disallow: /index.php/search/
Disallow: /index.php/user/password/
Disallow: /index.php/user/register/
Disallow: /index.php/user/login/
Disallow: /index.php/user/logout/
Disallow: /go/
Disallow: *?s=*

# wordpress content
Disallow: /wp-admin/
# Disallow: /go/
Allow: /wp-admin/admin-ajax.php

#sitemap url
Sitemap: https://www.sleepfoundation.org/sitemap_index.xml

Facebook popularity

Shares / Likes / Comments
2,256

Only the data for the given URL is shown. We cannot determine the social actions for a linked fan page.

Similar sites

Search preview

www.sleepfoundation.org
Sleep Foundation

Most important keywords

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

KeywordResultRecheck
FOUNDATION65%Check
Sleep61%Check
SLEEP FOUNDATION61%Check
SleepFoundation50%Check
Sleep Paralysis50%Check
Sleep Disorders49%Check
Sleep Apnea48%Check
org48%Check
Sleep Research48%Check
Sleep Solutions48%Check
Show more keywords and terms

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