Lsc.org - SEO Checker

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Overview of the SEO Check
Meta information
97% 
Page quality
65% 
Page structure
58% 
Link structure
36% 
Server
91% 
External factors
100% 
SEO Score
Response time
0.58 s
File size
114.70 kB
Words
937
Media files
48
Number of links
131 internal / 13 external

Task list of SEO Improvements

Meta specifications

Title
(Critically important)
Home | Liberty Science
The length of the page title is perfect. (210 pixels out of 580 max pixel length)
There are no duplicate words in the title
Meta description
(Critically important)
Welcome to Liberty Science Center. Browse through our exhibitions, films, and shows and take advantage of our exclusive membership levels.
The length of the meta description is perfect. (879 pixels out of 1000 max pixel length)
Crawlability
(Critically important)
There are no problems in accessing the website.
Canonical URL
(Important)
https://lsc.org/
There is a valid canonical link 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 HTML 5 is set correctly.
The doctype is placed at first in the HTML code.
Favicon
(Nice to have)
No favicon is linked in the HTML code.

Meta tags

NameValue
descriptionWelcome to Liberty Science Center. Browse through our exhibitions, films, and shows and take advantage of our exclusive membership levels.
generatorconcrete5 - 5.7.5.13
facebook-domain-verificationsopota30i1bv7ztsy9wkhd3jsxp8t5
google-site-verificationCAT_2Tm1s9CAVuR1QMznqHGEpwig123q-84uscEXyLs
ahrefs-site-verification9ee8e5be9387aee55287b2b6ecfffebe31f045bb2d01b390f2433b1301431ffe
msvalidate.0145936F684F2124C63B7566514ADEA487
robotsall
viewportwidth=device-width, initial-scale=1.0
langen
og:urlhttps://lsc.org/
og:titleHome
og:descriptionWelcome to Liberty Science Center. Browse through our exhibitions, films, and shows and take advantage of our exclusive membership levels.
og:site_nameLiberty Science Center
og:typehome
og:imagehttps://lsc.org/ffa2c9fdf3f1ef385752bc5249b644f3.jpg
content-typetext/html; charset=UTF-8
X-UA-CompatibleIE=Edge

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Page quality

Content
(Critically important)
Words from the H1 heading are not used in the page content.
This page contains 937 words. That's ok.
28% 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.
13 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 23.25 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 105 characters this one is longer than 70 characters:
"your tax-deductible gift inspires today's kids to become tomorrow's scientists, engineers, and innovat..."
Image SEO
(Somewhat important)
44 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
/c3478cffba3b994ea9810014e30bfbc2.jpgNo alt attribute provided
/fbec8699fbf8b6277945de3d6ff06dd3.jpgNo alt attribute provided
/7248c96b32d2123b9e19310dd56ff80c.jpgNo alt attribute provided
/a283a0ac2c0adc4d710d93fa74bb6989.jpgNo alt attribute provided
/7cfecb9f3a82f93ced02c85a0fe9a414.jpgNo alt attribute provided
/f47b88fe167c020fd6e1ee3bd1518452.jpgNo alt attribute provided
/b155d3222c5a150dc42d92e6af05b7d9.pngTouch <br>Tunnel
/3d4ef5247fe3021a7dad6c60791d7146.jpgNo alt attribute provided
/b8a207f4cb97e9db36686ea6c1ba8c89.jpgNo alt attribute provided
/c22086c10699c58cabe7941102713267.jpgNo alt attribute provided
/c38bb3ffd669b5a5b6189275d8e81169.jpgNo alt attribute provided
/552119c1350098de726f5e6464bbda57.jpgNo alt attribute provided
/5e4703407524a7006ed89d209f744ba0.jpgNo alt attribute provided
/45024645f8f99f4a5c01a7b0a8cb49ff.jpgNo alt attribute provided
/ef5960c402e15c155936bb6b1506a835.jpgNo alt attribute provided
/3de5cace1e056d1f23d9eb21689ed79f.jpgNo alt attribute provided
/ce7ddc95bb2611df00367fbdd655bc7f.pngNo alt attribute provided
/058fdcd3d72fb640041a921670660fb5.jpgNo alt attribute provided
/32d259c8cf2e4aa3cebfa4ebd98bfba8.pngNo alt attribute provided
/814683c69f832e46169471ce896dfbaf.jpgNo alt attribute provided
/2a71f0441272fc176e4cb3a800041e58.jpgNo alt attribute provided
/4b89ff4feb35dfbdcc3d8d66a5ae29e0.pngNo alt attribute provided
/28fac2343b8870555c8418ebf290fe56.pngNo alt attribute provided
/8bbd6595e04bab94a7fb7f3925265e25.jpgNo alt attribute provided
/c395e823e66ba8906d5dafe6018ee814.jpgNo alt attribute provided
/21a3519448bb5b3ff231624550d4f49f.jpgNo alt attribute provided
/73409fe48fd1307639bf1b896f2cc57f.jpgNo alt attribute provided
/ddfbab7630caf1d348e351d5098d32dd.jpgNo alt attribute provided
/3ad2e0f48b695f599bc65a69a7d070e9.jpgNo alt attribute provided
/67aa9296a3619aa52b2d4794f450a563.jpgNo alt attribute provided
/ae859e20e100c96374cdb082dfa17586.jpgNo alt attribute provided
/3f44c0b814bf8563a95046cfeeca635c.jpgNo alt attribute provided
/01bf7d3b9749d8029c7ab6461a214c9f.jpgNo alt attribute provided
/903f4c98d1118f5c122c9d42819dc3f1.jpgNo alt attribute provided
...awnet/app/images/interface/instagram.svgNo alt attribute provided
...awnet/app/images/interface/instagram.svgNo alt attribute provided
...awnet/app/images/interface/instagram.svgNo alt attribute provided
...awnet/app/images/interface/instagram.svgNo alt attribute provided
...p/images/interface/charity-navigator.pngNo alt attribute provided
/1a000ac5fb1447ffe5bd0124ad97c43e.pngBank of America
/eb0e9b940fd58e692add7622064f0f4a.pngBASF logo
/e5a9e8cd7e8949965034be045077a5f7.pngNo alt attribute provided
/f02a18e8a462e6600dd6b9e1fc12da8b.pngNo alt attribute provided
/93a463d2a8ea8a335e175146786f67b0.pngNo alt attribute provided
/ca6b7b65d5c976796468fbd741797c91.pngNo alt attribute provided
/1250340534a078e3e8f4c4d35a2eadc1.pngNo alt attribute provided

Page structure

H1 heading
(Critically important)
Make Futures Bright
The H1 heading is too short (19 characters). It should be at least 20 Characters long.
Headings
(Important)
Some headings occur twice on the page.
There are 35 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 Make Futures Bright
H2 Empty heading
H2 Empty heading
H2 Empty heading
H2 Empty heading
H2 Empty heading
H2 Empty heading
H2 Touch Tunnel
H2 Empty heading
H2 Empty heading
H2 Empty heading
H2 Empty heading
H2 What's Happening
H3 It's Back!
H3 Holiday Adventure
H3 Blue Whale
H3 Help create a brighter tomorrow. Donate today.
H3 The Liberty Express
H3 Wobbly World
H3 Touch Tunnel Duplicate text
H3 LSC After Dark
H3 Blue Whales 3D
H3 The Great Train Set
H3 One World, One Sky: Big Bird's Adventure
H3 T. REX 3D
H3 Space Trip: To Infinity and Beyond
H3 Animal Kingdom 3D
H3 Latest Webb Telescope Wonders
H3 Dino Dig Adventure
H3 Careers at LSC
H3 Space Talk
H3 Meet LSC's Animals: Wood Turtle
H3 Meet LSC's Animals: Naked Mole Rats
H3 Meet LSC's Animals: Cotton-Top Tamarins
H3 Wild About Animals
H3 Our Hudson Home
H3 Infinity Climber
H3 Attention, Educators!
H4 Location
H4 Contact
H4 Upcoming Hours
H4 Location Duplicate text
H4 Contact Duplicate text
H4 Upcoming Hours Duplicate text
H4 Subscribe
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.
23 links don't have an anchor text.
The number of internal links is ok.
None of the anchor texts is too long.
There are 13 external links on this page.

Found links on this page

LinkAttributesAnchor text
https://lsc.org/Home
/support-us/membershipBecome a Member
https://lsc.org/exploreExplore
/explore/exhibitionsExhibitions
/explore/planetariumPlanetarium
https://lsc.org/explore/3d-films3D Films
/support-us/membership/lsc-mem...Members Get More
/explore/lsc-after-darkLSC After Dark
/explore/lsc-after-dark/space-...Space Talk
/explore/birthday-partiesBirthday Parties
/explore/exhibitions/pixel-artPixel Art Find out more
https://lsc.org/visitVisit
https://lsc.org/visit/directionsDirections, Pricing & Hours
/visit/schedule-mapSchedule & Map
/visit/travel-tourismTravel & Tourism
/visit/food-and-drinkFood & Drink
/visit/health-accessibility-an...Health, Accessibility & Safety
https://lsc.org/visit/gift-shopGift Shop
https://lsc.org/visit/faqFAQ
/explore/exhibitions/energy-questEnergy Quest Find out more
https://lsc.org/educationEducation
/education/educatorsEducators
/education/educators/field-tripsField Trips
/education/educators/httpslsco...Jennifer Chalsty Planetarium
/education/educators/httpslsco...Science On a Sphere
/education/educators/live-from...Live From Surgery
/education/educators/maker-and...Maker & Tech
/education/educators/professio...Professional Development
/education/educators/partners-...Partners in Science
/education/educators/httpslsco...Home School
/education/educators/stage-showsStage Shows
/education/educators/stem-educ...STEM Education Guide
/education/educators/lsc-at-yo...LSC at Your School
/education/educators/climate-c...Climate Change Programs
/education/educators/early-chi...Early Childhood
/education/familiesFamilies
/education/families/httpslscor...Community Evenings
/education/families/basf-kids-...BASF's Kids' Lab
https://lsc.org/campLSC Science Camp
/education/groups-and-scoutsGroups & Scouts
/education/groups-and-scouts/s...Scout Programming
/education/groups-and-scouts/c...Camp Field Trips
/education/lsc-space-news-nowLSC Space News Now
/education/lsc-in-the-houseLSC in the House
/explore/exhibitions/our-hudso...Our Hudson Home Find out more
https://lsc.org/support-usSupport Us
/support-us/membershipMembership
http://tickets.lsc.org/dev/con...External Subdomain Make a Gift
/support-us/luminary-societyLuminary Society
/support-us/other-ways-to-giveOther Ways to Give
https://lsc.org/support-us/impactOur Impact
/support-us/corporate-and-foun...Corporate and Foundation Support
https://lsc.org/galaGenius Gala 12
/support-us/scitech-scitySciTech Scity
https://lsc.org/volunteerVolunteers
/explore/exhibitions/bees-to-botsBees to Bots Find out more
https://lsc.org/about-usAbout Us
/about-liberty-science-centerAbout Liberty Science Center
/about-us/plan-an-eventPlan an Event
/news-and-social/newsLSC Blog
https://lsc.org/executive-staffOur Leaders
/executive-staff/board-of-trus...Board of Trustees
/executive-staff/lsc-executive...LSC Executive Staff
https://lsc.org/media-informationMedia Information
https://lsc.org/tower-lightsTower Lights
/explore/exhibitions/microbes-...Microbes Rule! Find out more
https://lsc.org/searchSearch
https://lsc.org/buy-ticketsBuy Tickets
/explore/exhibitions/holiday-a...LEARN MORE
/explore/exhibitions/curious-g...Text duplicate LEARN MORE
/explore/exhibitions/blue-whaleText duplicate LEARN MORE
https://tickets.lsc.org/donate...External Subdomain DONATE
/explore/exhibits/liberty-expressText duplicate LEARN MORE
/explore/exhibitions/wobbly-worldText duplicate LEARN MORE
/explore/exhibitions/touch-tunnelTouch Tunnel It's Back! LEARN MORE
IMG-ALT Touch <br>Tunnel
/explore/planetariumText duplicate LEARN MORE
/explore/lsc-after-darkText duplicate LEARN MORE
/explore/exhibitions/great-tra...Text duplicate LEARN MORE
/explore/planetariumText duplicate LEARN MORE
https://tickets.lsc.org/donate...New window External Subdomain DONATE NOW
/explore/exhibitions/holiday-a...No Text
/explore/exhibitions/holiday-a...Holiday Adventure
/explore/exhibitions/blue-whaleNo Text
/explore/exhibitions/blue-whaleBlue Whale
/news-and-social/news/help-cre...No Text
/news-and-social/news/help-cre...Help create a brighter tomorrow. Donate today.
/explore/exhibits/liberty-expressNo Text
/explore/exhibits/liberty-expressThe Liberty Express
/explore/exhibitions/wobbly-worldNo Text
/explore/exhibitions/wobbly-worldWobbly World
/explore/exhibitions/touch-tunnelNo Text
/explore/exhibitions/touch-tunnelTouch Tunnel
/explore/lsc-after-darkNo Text
/explore/lsc-after-darkText duplicate LSC After Dark
/explore/3d-films/blue-whales-3dNo Text
/explore/3d-films/blue-whales-3dBlue Whales 3D
/explore/exhibitions/great-tra...No Text
/explore/exhibitions/great-tra...The Great Train Set
/explore/planetarium/one-world...No Text
/explore/planetarium/one-world...One World, One Sky: Big Bird's Adventure
/explore/3d-films/t-rex-3dNo Text
/explore/3d-films/t-rex-3dT. REX 3D
/explore/planetarium/space-tri...No Text
/explore/planetarium/space-tri...Space Trip: To Infinity and Beyond
/explore/3d-films/animal-kingd...No Text
/explore/3d-films/animal-kingd...Animal Kingdom 3D
/explore/planetarium/latest-we...No Text
/explore/planetarium/latest-we...Latest Webb Telescope Wonders
/explore/exhibitions/dino-dig-...No Text
/explore/exhibitions/dino-dig-...Dino Dig Adventure
https://lsc.org/about-us/careersNo Text
https://lsc.org/about-us/careersCareers at LSC
/explore/lsc-after-dark/space-...No Text
/explore/lsc-after-dark/space-...Text duplicate Space Talk
/news-and-social/news/meet-lsc...No Text
/news-and-social/news/meet-lsc...Meet LSC's Animals: Wood Turtle
/news-and-social/news/meet-lsc...No Text
/news-and-social/news/meet-lsc...Meet LSC's Animals: Naked Mole Rats
/news-and-social/news/meet-lsc...No Text
/news-and-social/news/meet-lsc...Meet LSC's Animals: Cotton-Top Tamarins
/explore/exhibitions/wild-abou...No Text
/explore/exhibitions/wild-abou...Wild About Animals
/explore/exhibitions/our-hudso...No Text
/explore/exhibitions/our-hudso...Our Hudson Home
/explore/exhibitions/infinity-...No Text
/explore/exhibitions/infinity-...Infinity Climber
https://lsc.org/buy-ticketsGet Tickets
https://issuu.com/libertyscien...New window External Text duplicate STEM Education Guide
https://www.instagram.com/p/DE...New window External Subdomain URL anchor text
https://www.instagram.com/p/DECt9dFP1Uz/
https://www.instagram.com/p/DE...New window External Subdomain URL anchor text
https://www.instagram.com/p/DEGlRMITzBi/?img_index=1
https://www.instagram.com/p/C7...New window External Subdomain URL anchor text
https://www.instagram.com/p/C7EaM39ALLw/
https://www.instagram.com/p/C5...New window External Subdomain URL anchor text
https://www.instagram.com/p/C5jB6uZsLVI/?img_index=1
/news-and-social/news/Visionar...LSC News October 23rd, 2024 A Celebration of Math, Science, Chess, and Art on the Rubik’s Cube’s 50th Anniversary
https://lsc.org/visit/directionsVisit Us
https://www.facebook.com/Liber...New window External Subdomain Liberty Science Center Facebook page
https://twitter.com/LibertySciCtrNew window External Liberty Science Center Twitter feed
https://www.instagram.com/libe...New window External Subdomain Liberty Science Center on Instagram
https://www.youtube.com/libert...New window External Subdomain Liberty Science Center on YouTube
https://www.snapchat.com/add/L...New window External Subdomain Liberty Science Center on Snapchat
https://lsc.org/careersCareers
https://lsc.org/privacy-policyPrivacy Policy
/about-us/media-informationPress
https://lsc.org/sitemapSitemap
https://lsc.org/eventsRentals

Server configuration

HTTP redirects
(Critically important)
This page redirects to "https://lsc.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 of 0.58 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.
The file size of the HTML document is fine (115 kB).

HTTP Response Header

NameValue
content-typetext/html; charset=UTF-8
content-length24910
dateMon, 30 Dec 2024 23:22:13 GMT
x-ua-compatibleIE=Edge,chrome=1
serverApache
cache-controlno-store, no-cache, must-revalidate, max-age=0
pragmano-cache
expiresTue, 31 Dec 2024 04:53:16 GMT
accept-rangesnone
varyAccept-Encoding
content-encodinggzip
x-frame-optionsSAMEORIGIN
x-xss-protection1; mode=block
x-content-type-optionsnosniff
x-cacheMiss from cloudfront
via1.1 ec37f294ee81befebda2769c986c39dc.cloudfront.net (CloudFront)
x-amz-cf-popIAD89-P3
x-amz-cf-idcvFeb-rEqAyn3IEIqYGzDChUxitLydG8L1nZfNyZ_IDMmyw2meNusg==
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 4,110 referring domains.
This page has 24,921 backlinks.
This page has backlinks from 1,729 different ip addresses.

Links from Wikipedia

You can find more links using Wikipedia search

Robots.txt

User-agent: *
Disallow: /application/attributes
Disallow: /application/authentication
Disallow: /application/bootstrap
Disallow: /application/config
Disallow: /application/controllers
Disallow: /application/elements
Disallow: /application/helpers
Disallow: /application/jobs
Disallow: /application/languages
Disallow: /application/mail
Disallow: /application/models
Disallow: /application/page_types
Disallow: /application/single_pages
Disallow: /application/tools
Disallow: /application/views

Similar sites

Search preview

lsc.org
Home | Liberty Science
Welcome to Liberty Science Center. Browse through our exhibitions, films, and shows and take advantage of our exclusive membership levels.

Most important keywords

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

KeywordResultRecheck
Liberty62%Check
Liberty Science60%Check
Science58%Check
LSC56%Check
Liberty Science Center55%Check
Science Center52%Check
Make50%Check
Liberty Express50%Check
3D film47%Check
Films46%Check
Show more keywords and terms

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