Adlerplanetarium.org - SEO Checker

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Overview of the SEO Check
Meta information
100% 
Page quality
76% 
Page structure
79% 
Link structure
67% 
Server
46% 
External factors
100% 
SEO Score
Response time
1.23 s
File size
120.70 kB
Words
536
Media files
24
Number of links
91 internal / 14 external

Task list of SEO Improvements

Meta specifications

Title
(Critically important)
Home - Adler Planetarium
The length of the page title is perfect. (232 pixels out of 580 max pixel length)
There are no duplicate words in the title
Meta description
(Critically important)
Chicago's Adler Planetarium is America's first planetarium and a premiere resource for inspiring the next generation of space explorers.
The length of the meta description is perfect. (832 pixels out of 1000 max pixel length)
Crawlability
(Critically important)
There are no problems in accessing the website.
Canonical URL
(Important)
https://www.adlerplanetarium.org/
There is a valid canonical link specified.
Language
(Somewhat important)
Language detected in text: en
Language defined in HTML: en-us
Server location: United States of America
The following language is defined by HTML: en-us
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
robotsindex, follow, max-image-preview:large, max-snippet:-1, max-video-preview:-1
viewportwidth=device-width, initial-scale=1.0
descriptionChicago's Adler Planetarium is America's first planetarium and a premiere resource for inspiring the next generation of space explorers.
p:domain_verify18cd9e832688ffc79b59678c8d288a5a
generatorWordPress 6.7.1
msapplication-TileImagehttps://www.adlerplanetarium.org/wp-content/uploads/cropped-favicon-270x270.png
article:publisherhttps://facebook.com/adlerplanetarium
article:modified_time2024-12-16T23:53:20+00:00
langen-us
twitter:cardsummary_large_image
twitter:site@AdlerPlanet
og:localeen_US
og:typewebsite
og:titleHome - Adler Planetarium
og:descriptionChicago's Adler Planetarium is America's first planetarium and a premiere resource for inspiring the next generation of space explorers.
og:urlhttps://www.adlerplanetarium.org/
og:site_nameAdler Planetarium
og:imagehttps://www.adlerplanetarium.org/wp-content/uploads/Placeholder_Post-01-scaled.jpg
og:image:width2560
og:image:height1849
og:image:typeimage/jpeg
charsetutf-8

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Page quality

Content
(Critically important)
This page contains 536 words. That's ok.
27.4% 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.
7 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 13.67 words is good.
Frames
(Critically important)
This page does not use a frameset.
Mobile optimization
(Somewhat important)
This page loads 34 JavaScript files. This may affect the load time negatively.
A viewport "width=device-width, initial-scale=1.0" is provided.
At least one Apple touch icon is specified.
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)
7 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
...adler/assets/images-refresh19/ticket.pngNo alt attribute provided
.../adler/assets/images-refresh19/pause.pngpause button
...dler/assets/images-refresh19/noaudio.pngthis video contains no audio
...images-refresh19/Adler_Logo_monogram.pngAdler Planetarium mongram over background video
...assets/images-refresh19/ticket-stars.pngNo alt attribute provided
/wp-content/uploads/star-2.pngNo alt attribute provided
...adler/assets/images-refresh19/rocket.pngNo alt attribute provided
...ploads/Exhibit_OtherWorlds_NotSaturn.pngAdler Planetarium Monogram
/wp-content/uploads/misc-17-scaled.jpgA hand holding up a cell phone showing the Adler Planetarium's Instagram page
...t/uploads/Exhibit_SkyShow_DSS_Square.pngNo alt attribute provided
...eb_Hero_FieldTripDays-e1721686937155.pngNo alt attribute provided
...content/uploads/Teen-Opportunities-2.jpgLearn and Have Fun with Adler Teen Programs!
...ontent/uploads/yellow_brain2-200x150.pngNo alt attribute provided
...otography_Chicago2_LakeNick2-200x150.jpgThe full Moon and the Willis Tower
.../uploads/image_from_ios-copy-200x150.jpgAdler Planetarium at sunset
...ported_10562_1588557316993-1-200x150.jpgAstrophotography picture of the Moon
...ges/logo-hilton-curio-collection-blk.pngHilton Logo
...ler/assets/images-refresh19/facebook.pnglink to Facebook
...dler/assets/images-refresh19/twitter.pnglink to Twitter
...dler/assets/images-refresh19/youtube.pnglink to YouTube
...er/assets/images-refresh19/instagram.pnglink to Instagram
...es-refresh19/adler-planatarium-logo2.pngAdler Planetarium Logo
...tent/uploads/241206_YearEnd_pop-up-1.pngColorful background image of the cosmos in blues, pinks and purples with a lot of stars with text that says Help Us Share the Wonder of the Cosmos. 2x match: donate now. Up to $35,000 through December 31, 2024.
Video URLWidthHeight
...ontent/uploads/General_Homepage_3_22.mp4

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.

Heading structure

Heading levelContent
H2 FIND YOUR SPACE
H2 COLLECTIONS
H2 PASS PORTAL
H3 Purchase Tickets
H3 Save 48% with CityPASS®
H3 Adler Anywhere
H3 UPCOMING EVENTS AND SHOWS
H3 GIVE A GIFT THIS GIVING SEASON
H3 MORE TO EXPLORE
H3 THE ADLER 'SCOPE
H3 BOOK YOUR STAY AT
H4 Online Resources
H4 Make A Donation
H4 School Field Trips
H4 Teen Opportunities
H4 Adler Astronomers To Develop AI Tools For Astronomy
H4 Adler Skywatch: December 2024
H4 The Adler Planetarium Receives Reaccreditation from American Alliance of Museums
H4 Adler Skywatch: November 2024
H4 VISIT
H4 SUPPORT
H4 ABOUT US
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.
The number of internal links is ok.
None of the anchor texts is too long.
There are 14 external links on this page.

Found links on this page

LinkAttributesAnchor text
https://www.adlerplanetarium.org/Anchor Skip to Main Content
/ticketing-optionsBuy tickets
/visit/your-visit/Subdomain Visit
/visit/your-visit/Subdomain Your Visit
/visit/tickets/Subdomain Tickets
/visit/city-pass/Subdomain Save with CityPASS
/visit/your-visit/pass-portal/Subdomain Star Pass Portal
/visit/groups/Subdomain Group Visits
/visit/school-field-trips/Subdomain School Field Trips
/explore/exhibits/Subdomain Explore
/explore/exhibits/Subdomain Exhibits
/explore/shows/Subdomain Sky Shows
/explore/digital-series/Subdomain Digital Series
/explore/events/Subdomain Events
/explore/about-us/Subdomain About Us
/explore/collections/Subdomain Collections
/blog/Subdomain The Adler ‘Scope Blog
/learn/kids-and-fam/Subdomain Learn
/learn/all-ages/Subdomain All Ages
/learn/kids-and-fam/Subdomain Kids and Family
/learn/teens/Subdomain Teens
/learn/educators/Subdomain Educator Hub
/learn/all-ages/sky-observing/Subdomain Sky Observing
/learn/all-ages/far-horizons/Subdomain Far Horizons
/learn/research/Subdomain Research
/learn/all-ages/zooniverse/Subdomain Zooniverse
/?page_id=300978Subdomain Give
/support/donate-now/Subdomain Donate
/support/board-of-trustees/Subdomain Board of Trustees
/support/volunteers/Subdomain Volunteers
/support/community-of-stargazers/Subdomain Community of Stargazers
/visit/tickets/Subdomain Text duplicate Tickets
/adler-anywhere/Subdomain Adler Anywhere
https://www.muzemerch.com/part...New window External Subdomain Space Shop
/venue-rentals/Subdomain Venue Rentals
/learn/all-ages/ask-adler-astr...Subdomain Ask Adler Astronomers
https://give.adlerplanetarium....New window External Subdomain Donate Now
https://www.adlerplanetarium.org/Go to the home page
A-TITLE Go to the home page
/visit/tickets/Subdomain Text duplicate Tickets
/adler-anywhere/Subdomain Text duplicate Adler Anywhere
https://www.muzemerch.com/part...New window External Subdomain Text duplicate Space Shop
/venue-rentals/Subdomain Text duplicate Venue Rentals
/learn/all-ages/ask-adler-astr...Subdomain Text duplicate Ask Adler Astronomers
https://give.adlerplanetarium....New window External Subdomain Text duplicate Donate Now
/?sSearch Site
/visit/your-visit/Subdomain Text duplicate Your Visit
A-TITLE Your Visit
/visit/tickets/Subdomain Text duplicate Tickets
A-TITLE Tickets
/visit/city-pass/Subdomain Text duplicate Save with CityPASS
A-TITLE Save with CityPASS
/visit/your-visit/pass-portal/Subdomain Text duplicate Star Pass Portal
A-TITLE Star Pass Portal
/visit/groups/Subdomain Text duplicate Group Visits
A-TITLE Group Visits
/visit/school-field-trips/Subdomain Text duplicate School Field Trips
A-TITLE School Field Trips
/explore/exhibits/Subdomain Text duplicate Exhibits
A-TITLE Exhibits
/explore/shows/Subdomain Text duplicate Sky Shows
A-TITLE Sky Shows
/explore/digital-series/Subdomain Text duplicate Digital Series
A-TITLE Digital Series
/explore/events/Subdomain Text duplicate Events
A-TITLE Events
/explore/about-us/Subdomain Text duplicate About Us
A-TITLE About Us
/explore/collections/Subdomain Text duplicate Collections
A-TITLE Collections
/blog/Subdomain Text duplicate The Adler ‘Scope Blog
A-TITLE The Adler 'Scope Blog
/learn/all-ages/Subdomain Text duplicate All Ages
A-TITLE All Ages
/learn/kids-and-fam/Subdomain Text duplicate Kids and Family
A-TITLE Kids and Family
/learn/teens/Subdomain Text duplicate Teens
A-TITLE Teens
/learn/educators/Subdomain Text duplicate Educator Hub
A-TITLE Educator Hub
/learn/all-ages/sky-observing/Subdomain Text duplicate Sky Observing
A-TITLE Sky Observing
/learn/all-ages/far-horizons/Subdomain Text duplicate Far Horizons
A-TITLE Far Horizons
/learn/research/Subdomain Text duplicate Research
A-TITLE Research
/learn/all-ages/zooniverse/Subdomain Text duplicate Zooniverse
A-TITLE Zooniverse
/support/donate-now/Subdomain Text duplicate Donate
A-TITLE Donate
/support/board-of-trustees/Subdomain Text duplicate Board of Trustees
A-TITLE Board of Trustees
/support/volunteers/Subdomain Text duplicate Volunteers
A-TITLE Volunteers
/support/community-of-stargazers/Subdomain Text duplicate Community of Stargazers
A-TITLE Community of Stargazers
/visit/tickets/Subdomain tickets
/adler-anywhere/Subdomain experience the Adler
/visit/tickets/Purchase Tickets
https://www.citypass.com/chica...New window External Subdomain Save 48% with CityPASS®
/learn/resources/adler-anywhere/Subdomain Text duplicate Adler Anywhere
/explore/collections/google-ar...Subdomain Text duplicate Explore
/visit/your-visit/pass-portal/Subdomain Learn More
https://give.adlerplanetarium....External Subdomain Donate Today
/learn/resources/online-resour...Subdomain Online Resources Connect with us, with science and astronomy—and with other people—from exactly where you are.
IMG-ALT A hand holding up a cell phone showing the Adler Planetarium's Instagram page
https://give.adlerplanetarium....External Subdomain Make A Donation Support space science for everyone—give to the Adler Planetarium today!
/visit/school-field-trips/Subdomain School Field Trips Go on an out-of-this-world field trip at America's first planetarium!
/learn/teens/teen-opportunities/Subdomain Teen Opportunities Explore internships, workshops, and after-school programs designed just for teens.
IMG-ALT Learn and Have Fun with Adler Teen Programs!
/blog/Our Blog
/blog/adler-astronomers-to-dev...Subdomain Adler Astronomers To Develop AI Tools For Astronomy
/blog/what-to-see-stargazing-t...Subdomain Adler Skywatch: December 2024
/blog/adler-reaccreditation-am...Subdomain The Adler Planetarium Receives Reaccreditation from American Alliance of Museums
/blog/adler-skywatch-november-...Subdomain Adler Skywatch: November 2024
http://facebook.com/adlerplane...New window External IMG-ALT link to Facebook
http://twitter.com/AdlerPlanetNew window External IMG-ALT link to Twitter
http://youtube.com/adlerplanet...New window External IMG-ALT link to YouTube
https://www.instagram.com/adle...New window External Subdomain IMG-ALT link to Instagram
/visit/your-visit/Plan Your Visit
/visit/tickets/Text duplicate Tickets
/visit/groups/Groups
https://give.adlerplanetarium....External Subdomain Text duplicate Donate Now
/support/volunteers/Volunteer
/annual-reports-and-finanicals/Annual Reports & Financials
/career-opportunities/Career Opportunities
/private-events/Private Events
https://hello.adlerplanetarium...New window External Subdomain Sign Up For Our Emails
/press-room/Press Room
/privacy-policy/Privacy Policy
/contact-us/Contact Us
/visit/your-visit/directions/Subdomain Plan your visit!
https://give.adlerplanetarium....External Subdomain IMG-ALT Colorful background image of the cosmos in blues, pinks and purples with a lot of stars with text that says Help Us Share the Wonder of the Cosmos. 2x match:...

Server configuration

HTTP redirects
(Critically important)
This page redirects to "https://www.adlerplanetarium.org/"
HTTP header
(Important)
The web server version is sent within the HTTP header.
No X-Powered HTTP header is sent.
This page uses GZip for compressed data transmission.
Performance
(Somewhat important)
The page response time is slow (1.23 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.
This page loads 23 CSS files. This may affect the page load time negatively.
This page loads 34 JavaScript files. This may affect the load time negatively.
The file size of the HTML document is fine (121 kB).

HTTP Response Header

NameValue
dateSat, 21 Dec 2024 00:27:53 GMT
serverApache/2.4.52 (Ubuntu)
varyAccept-Encoding,Cookie
cache-controlmax-age=3, must-revalidate
content-encodinggzip
content-length29670
content-typetext/html; charset=UTF-8
statuscode200
http_versionHTTP/1.1

External factors

This page is referenced by wikipedia.
This website has excellent links from other websites.
This page has backlinks from 4,505 referring domains.
This page has 292,105 backlinks.
This page has backlinks from 2,631 different ip addresses.

Links from Wikipedia

You can find more links using Wikipedia search

Robots.txt

# START YOAST BLOCK
# ---------------------------
User-agent: *
Disallow:

Sitemap: https://www.adlerplanetarium.org/sitemap_index.xml
# ---------------------------
# END YOAST BLOCK

Similar sites

Search preview

www.adlerplanetarium.org
Home - Adler Planetarium
Chicago's Adler Planetarium is America's first planetarium and a premiere resource for inspiring the next generation of space explorers.

Most important keywords

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

KeywordResultRecheck
Adler81%Check
Adler Planetarium81%Check
Planetarium77%Check
Adler Astronomers61%Check
first planetarium61%Check
Space50%Check
Explore50%Check
America50%Check
Chicago48%Check
first46%Check
Show more keywords and terms

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