Howtosmile.org - SEO Checker

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Overview of the SEO Check
Meta information
71% 
Page quality
61% 
Page structure
75% 
Link structure
70% 
Server
100% 
External factors
100% 
SEO Score
Response time
0.17 s
File size
25.30 kB
Words
339
Media files
25
Number of links
50 internal / 2 external

Task list of SEO Improvements

Meta specifications

Title
(Critically important)
Home | Howtosmile
The page title is too short. (176 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.howtosmile.org/home
The specified canonical link points to a different page.
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 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
GeneratorDrupal 10 (https://www.drupal.org)
MobileOptimizedwidth
HandheldFriendlytrue
viewportwidth=device-width, initial-scale=1.0
langen
charsetutf-8

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Page quality

Content
(Critically important)
There are only 339 words on this page. Good pages should have about 800 words of useful content.
33.9% of the text are stop words.
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 17.82 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=1.0" is provided.
Bold and strong tags
(Somewhat important)
Some tags are too long. With 141 characters this one is longer than 70 characters:
"this new app from the creators and contributors of howtosmile is now available on the app store and go..."
Image SEO
(Somewhat important)
16 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
/themes/custom/smile/images/logo_hand1.pngHomeHowtosmile
.../files/2023-10/smile-slider_diyss_v6.jpgDIY Solar System | This new app is packed with hands-on activities, interactives, and augmented reality experiences to help you discover more about our solar system. Now available on the App Store and Google Play. English and Spanish included!
...ult/files/2022-10/smile-slider-2022a.jpgAt-home activities collection | We have added specifically designed activities that will help caregivers and educators support at-home STEM learning. Check out the curated activity collection and framework here!
.../2022-10/PXL_20220521_010145201_crop.jpgVaccine resources | Read about hands-on activities on vaccination and viruses created by The Lawrence Hall of Science and co-developed with youth.
.../files/2022-11/museums_At_home_cover.pngMuseums offering at-home activities | We are updating a list of museums that are sharing new online engagement resources during this challenging time—check it out here.
.../files/2022-11/SMILE_banner_10_space.jpgExplore our topic pages | Not sure where to start searching? Try browsing activities organized by popular subjects and frameworks—like astronomy.
..._pages/energy_teaser_0.jpg?itok=tLBtfGl2No alt attribute provided
...pages/climate_teaser_0.jpg?itok=DFe6H4brNo alt attribute provided
.../life_science_teaser_0.jpg?itok=QNHzJQSFNo alt attribute provided
...pic_pages/ocean_teaser.jpg?itok=mE5at1UWNo alt attribute provided
...ges/astronomy_teaser_0.jpg?itok=5tT1Jib1No alt attribute provided
...c_pages/cooking_teaser.jpg?itok=eZBeClMFNo alt attribute provided
..._pages/pbsshows_teaser.jpg?itok=63-AVsqVNo alt attribute provided
...Systems-for-SMILE-icon.jpg?itok=L-3D4_rGNo alt attribute provided
...t-home-smile-teaser_v4.jpg?itok=GhXGwGd2No alt attribute provided
...t/files/images/blog/smile_blog_diyss.jpgNo alt attribute provided
.../smile-000-000-000-803.jpg?itok=2QDnwcbRNo alt attribute provided
.../smile-000-000-002-604.gif?itok=ry3FI5jeNo alt attribute provided
.../smile-000-000-003-737.jpg?itok=M5CUZSgsNo alt attribute provided
.../smile-000-000-003-706.jpg?itok=cs6p6OF3No alt attribute provided
.../smile-000-000-002-127.jpg?itok=WiATld0GNo alt attribute provided
.../smile-000-000-000-209.png?itok=VKshS3ryNo alt attribute provided
/themes/custom/smile/images/logo-grey.pngHowtosmile Home
...mes/custom/smile/images/pinterest-48.pngPinterest
/themes/custom/smile/images/facebook-48.pngfacebook

Page structure

H1 heading
(Critically important)
There is no H1 heading specified.
Headings
(Important)
The structure of headings is missing one or more levels. Do not skip heading levels.
Some headings do not have any content.

Heading structure

Heading levelContent
H2 Main navigation
H2 User login
H2 Welcome to howtosmile
H2 Curated Topic Pages
H2 Latest Blog Post
H2 Recent Lists
H3 Empty heading
H3 Energy
H3 Climate
H3 Life Sciences
H3 Ocean Literacy
H3 Astronomy
H3 Cooking
H3 PBS Shows
H3 Health and the Human Body
H3 At-Home Activities
H3 Explore Our Solar System with the New DIY Solar System App
Some internal link anchor texts are too long.
Some anchor texts are used more than once.
9 links don't have an anchor text.
There are 1 links with a trivial anchor text.
The number of internal links is ok.
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.howtosmile.org/Anchor Skip to main content
https://www.howtosmile.org/IMG-ALT Home
/user/registerRegister
/user/loginLog in
https://www.howtosmile.org/blogBlog
https://www.howtosmile.org/topicsTopics
https://www.howtosmile.org/aboutabout
/user/registerCreate new account
A-TITLE Create a new user account.
/user/passwordReset your password
A-TITLE Send password reset instructions via email.
/blog/posts/diy-solar-systemIMG-ALT DIY Solar System | This new app is packed with hands-on activities, interactives, and augmented reality experiences to help you discover more about our solar...
/topics/athomeIMG-ALT At-home activities collection | We have added specifically designed activities that will help caregivers and educators support at-home STEM learning. Check o...
/blog/posts/vaccine-confidence...IMG-ALT Vaccine resources | Read about hands-on activities on vaccination and viruses created by The Lawrence Hall of Science and co-developed with youth.
/blog/posts/museums-at-home-re...IMG-ALT Museums offering at-home activities | We are updating a list of museums that are sharing new online engagement resources during this challenging time—check i...
https://www.howtosmile.org/topicsIMG-ALT Explore our topic pages | Not sure where to start searching? Try browsing activities organized by popular subjects and frameworks—like astronomy.
https://www.howtosmile.org/topicsCurated Topic Pages
/topics/energyEnergy
/topics/energyNo Text
/topics/climateClimate
/topics/climateNo Text
/topics/life-sciencesLife Sciences
/topics/life-sciencesNo Text
/topics/ocean-literacyOcean Literacy
/topics/ocean-literacyNo Text
/topics/astronomyAstronomy
/topics/astronomyNo Text
/topics/cookingCooking
/topics/cookingNo Text
/topics/pbs-showsPBS Shows
/topics/pbs-showsNo Text
/topics/health-and-human-bodyHealth and the Human Body
/topics/health-and-human-bodyNo Text
/topics/athomeAt-Home Activities
/topics/athomeNo Text
https://www.howtosmile.org/blogLatest Blog Post
/blog/posts/diy-solar-systemExplore Our Solar System with the New DIY Solar System App
/blog/posts/diy-solar-systemRead more about Explore Our Solar System with the New DIY Solar System App
A-TITLE Explore Our Solar System with the New DIY Solar System App
/niko/list/activity-10ACTIVITY 10
/tcress/list/weather-and-climateWeather and Climate
/lizziehb/list/tk-mathTK math
/tillettda/list/math-resourcesMath Resources
/mrscollins/list/weatherWeather
/theadam52/list/volcano-unitVolcano unit
/userlists/recentTrivial anchor text
more
https://www.howtosmile.org/IMG-ALT Howtosmile Home
https://www.pinterest.com/ther...External Subdomain IMG-ALT Pinterest
https://www.facebook.com/howto...External Subdomain IMG-ALT facebook
https://www.howtosmile.org/aboutText duplicate about
https://www.howtosmile.org/helphelp
/suggest_a_resourcesuggest a resource
/cataloging_guidelinescataloging guidelines
/metadata_guidelinesmetadata guidelines
https://www.howtosmile.org/blogblog

Server configuration

HTTP redirects
(Critically important)
This page redirects to "https://www.howtosmile.org/"
HTTP header
(Important)
No X-Powered HTTP header is sent.
This page uses GZip for compressed data transmission.
Performance
(Somewhat important)
The page response time is excellent with 0.17 seconds.
The file size of the HTML document is fine (25 kB).

HTTP Response Header

NameValue
cache-controlmax-age=900, public
content-encodinggzip
content-languageen
content-typetext/html; charset=UTF-8
etagW/"1731771738"
expiresSun, 19 Nov 1978 05:00:00 GMT
last-modifiedSat, 16 Nov 2024 15:42:18 GMT
servernginx
strict-transport-securitymax-age=300
x-content-type-optionsnosniff
x-drupal-cacheHIT
x-drupal-dynamic-cacheMISS
x-frame-optionsSAMEORIGIN
x-generatorDrupal 10 (https://www.drupal.org)
x-pantheon-styx-hostnamestyx-fe2-a-5466c7c5b8-xmp89
x-styx-req-id3c51bc66-a437-11ef-8109-f6086097d285
dateSat, 16 Nov 2024 16:45:57 GMT
x-served-bycache-chi-klot8100083-CHI, cache-fra-eddf8230081-FRA
x-cacheMISS, HIT
x-cache-hits0, 0
x-timerS1731775558.586016,VS0,VE114
varyAccept-Encoding, Cookie, Cookie, Cookie
age334
accept-rangesbytes
via1.1 varnish, 1.1 varnish
content-length8199
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 291 referring domains.
This page has 1,735 backlinks.
This page has backlinks from 251 different ip addresses.

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.md
Disallow: /composer/Metapackage/README.txt
Disallow: /composer/Plugin/ProjectMessage/README.md
Disallow: /composer/Plugin/Scaffold/README.md
Disallow: /composer/Plugin/VendorHardening/README.txt
Disallow: /composer/Template/README.txt
Disallow: /modules/README.txt
Disallow: /sites/README.txt
Disallow: /themes/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
Disallow: /media/oembed
Disallow: /*/media/oembed
# 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: /index.php/media/oembed
Disallow: /index.php/*/media/oembed

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www.howtosmile.org
Home | Howtosmile

Most important keywords

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

KeywordResultRecheck
howtosmile70%Check
org48%Check
new47%Check
STEM47%Check
age47%Check
STEM activities46%Check
activities45%Check
App45%Check
Log44%Check
New DIY Solar System43%Check
Show more keywords and terms

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