Americanhistory.si.edu - SEO Checker

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Overview of the SEO Check
Meta information
94% 
Page quality
89% 
Page structure
68% 
Link structure
92% 
Server
95% 
External factors
100% 
SEO Score
Response time
0.38 s
File size
51.00 kB
Words
555
Media files
22
Number of links
44 internal / 19 external

Task list of SEO Improvements

Meta specifications

Title
(Critically important)
Home | National Museum of American History
The length of the page title is perfect. (408 pixels out of 580 max pixel length)
There are no duplicate words in the title
Meta description
(Critically important)
The Smithsonian’s National Museum of American History preserves our nation’s collections and tells a full and complex history of the United States.
The length of the meta description is perfect. (909 pixels out of 1000 max pixel length)
Crawlability
(Critically important)
There are no problems in accessing the website.
Canonical URL
(Important)
https://americanhistory.si.edu/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)
The specified alternate links have no errors.
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
descriptionThe Smithsonian’s National Museum of American History preserves our nation’s collections and tells a full and complex history of the United States.
GeneratorDrupal 10 (https://www.drupal.org)
MobileOptimizedwidth
HandheldFriendlytrue
viewportwidth=device-width, initial-scale=1.0
langen
twitter:cardsummary
twitter:descriptionThe Smithsonian’s National Museum of American History preserves our nation’s collections and tells a full and complex history of the United States.
twitter:titleNational Museum of American History
twitter:imagehttps://americanhistory.si.edu/sites/default/files/styles/page_hero/public/2023-02/kids_oscar.jpg?itok=h4rYEakF
twitter:image:altAn adult and group of children gather to look at the Oscar the Grouch puppet
og:typewebsite
og:urlhttps://americanhistory.si.edu/home
og:titleNational Museum of American History
og:descriptionThe Smithsonian’s National Museum of American History preserves our nation’s collections and tells a full and complex history of the United States.
og:imagehttps://americanhistory.si.edu/sites/default/files/styles/page_hero/public/2023-02/kids_oscar.jpg?itok=h4rYEakF
og:image:altAn adult and group of children gather to look at the Oscar the Grouch puppet
og:updated_time2024-05-03T10:46:13-04:00
charsetutf-8

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Page quality

Content
(Critically important)
This page contains 555 words. That's ok.
28.1% 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.
9 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 17 words is good.
Frames
(Critically important)
This page does not use a frameset.
Mobile optimization
(Somewhat important)
No Apple touch icon is specified.
This page loads 4 JavaScript files. This may affect the load time negatively.
A viewport "width=device-width, initial-scale=1.0" is provided.
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)
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)
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
...lic/2023-02/kids_oscar.jpg?itok=iTW-QxL_An adult and group of children gather to look at the Oscar the Grouch puppet
...your-game_f.jpg?h=c74750f6&itok=VXDRmPruSection of the exhibit titled Fun for Everyone
...16-09443_Ed.jpg?h=0c99107f&itok=hIW5ecJJBioDapt prostheses
...22-00561_Ed.jpg?h=0c99107f&itok=N8d1XBxcArielle Rausin’s prototype race glove
...15-01154_Ed.jpg?h=0c99107f&itok=uQvHOj4KPrototype Jogbra
...ri-lambchop.jpg?h=08b866d1&itok=gnsmWAxDShari Lewis with sock puppets Hush Puppy and Lamb Chop
...N2022-01015.jpg?h=b4fe77d9&itok=NlhuJJEXInterior of the Entertainment Nation exhibition
.../we-belong-here_header.jpg?itok=propqN4DWe Belong Here case render
...ture_women_inventors_h.jpg?itok=ABZIz1CoEntrance to Picturing Women Inventors
...ellen_ochoa.jpg?h=8080d1e7&itok=wrCNq7RwPortrait of Ellen Ochoa
...harles_drew.jpg?h=2a479378&itok=ZLMY8Lf3Portrait of Charles Drew
...anch_rickey.jpg?h=2a479378&itok=Y3kbXpGmPortrait of Branch Rickey
...yn_hamilton.jpg?h=038a9462&itok=TwYr7RVLPortrait of Marilyn Hamilton
...orie_joyner.jpg?h=b4e301e9&itok=-WjayYJQPortrait of Marjorie Stewart Joyner
..._ralph_baer.jpg?h=038a9462&itok=euh4NX5fPortrait of Ralph Baer
...shok_gadgil.jpg?h=3f3105f7&itok=q6Fcx6X4Portrait of Ashok Gadgil
...a_rosenthal.jpg?h=038a9462&itok=ZzXeb9hTPortrait of Ida Rosenthal
...023-02/votesforwomen_h.jpg?itok=ROoUMaErVisitors with suffrage banners standing with a suffragette historic re-enactor.
...can History.png?h=c74750f6&itok=Fn-3DvhOWoman skateboarding on a street, passing a blurred crowd of people.
...64_NMAH-AHB2013q013074.jpg?itok=c2mYYIoCWomen suffragists marching while carrying banners.
...618ns0227140-01jp_16x9.jpg?itok=6dtdS8EuMarian Anderson stands outside before a bank of microphones, preparing to sing from the steps of the Lincoln Memorial before an audience of thousands of people gathered on the National Mall
...23-07/American Culture.png?itok=khIaMZufGlass image of dog listening to a phonograph with the words "his master's voice" at a display

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.
There are 30 headings on the page. The amount of headings should be in a more proper relation to the amount of text.

Heading structure

Heading levelContent
H2 Welcome to American History
H2 Explore Sports and Innovation
H2 Featured Events
H2 Dive Into Exhibitions
H2 Meet American Innovators
H2 Donate Today and Make History
H2 Historical Topics
H3 Stories
H3 Objects from the Collections
H3 BioDapt prostheses, 2009 and 2013
H3 Arielle Rausin’s prototype race glove, 2015
H3 Prototype Jogbra, 1977
H3 History Film Forum presents: Shari & Lamb Chop
H3 EMS Day at the Museum
H3 History Film Forum presents: HIGH NOON (1952)
H3 Entertainment Nation
H3 We Belong Here
H3 Picturing Women Inventors
H3 Ellen Ochoa
H3 Charles Drew
H3 Branch Rickey
H3 Marilyn Hamilton
H3 Marjorie Stewart Joyner
H3 Ralph Baer
H3 Ashok Gadgil
H3 Ida Rosenthal
H3 Asian Pacific American History
H3 Women's History
H3 African American History
H3 American Culture
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 19 external links on this page.

Found links on this page

LinkAttributesAnchor text
https://americanhistory.si.edu/Anchor Skip to main content
http://www.si.edu/External Subdomain Smithsonian
/support/donateDonate
/explore/topics/asian-pacific-...Subdomain Asian Pacific American History
/explore/topics/womens-historySubdomain Women's History
https://americanhistory.si.edu/Subdomain National Museum of American History
/visitVisit
/exploreExplore
/collectionsCollections
/educationEducation
/eventsEvents
/supportSupport
/aboutAbout
/searchSearch
/visitPlan Your Visit
/explore/exhibitions/change-yo...Explore Sports and Innovation
/explore/exhibitions/change-yo...Visit the Exhibition
/explore/stories/4-favorite-pi...4 favorite pieces of adaptive winter sports gear
/explore/stories/place-park-lg...A place at the park: LGBTQ+ inclusion and skateboarding
/explore/stories/innovative-so...Innovative solutions to baseball problems: Latina/o style
/explore/storiesSee More Stories
/internal:/collections/nmah_18...BioDapt prostheses, 2009 and 2013
/internal:/collections/nmah_20...Arielle Rausin’s prototype race glove, 2015
/internal:/collections/nmah_14...Prototype Jogbra, 1977
/collections/search-collectionsBrowse All Collections
/aboutAbout Our Mission
/events/calendar/history-film-...History Film Forum presents: Shari & Lamb Chop
/events/calendar/ems-day-museumEMS Day at the Museum
/events/calendar/history-film-...History Film Forum presents: HIGH NOON (1952)
/events/calendarView All Events
/explore/exhibitions/entertain...Entertainment Nation
/explore/exhibitions/we-belong...We Belong Here
/explore/exhibitions/picturing...Picturing Women Inventors
/explore/exhibitions?search_ap...Explore All Exhibitions
https://invention.si.edu/highl...External Subdomain Ellen Ochoa
https://invention.si.edu/diver...External Subdomain Charles Drew
https://invention.si.edu/branc...External Subdomain Branch Rickey
https://invention.si.edu/node/...External Subdomain Marilyn Hamilton
https://invention.si.edu/node/...External Subdomain Marjorie Stewart Joyner
https://invention.si.edu/node/...External Subdomain Ralph Baer
https://invention.si.edu/innov...External Subdomain Ashok Gadgil
https://invention.si.edu/node/...External Subdomain Ida Rosenthal
/supportDonate Today
/explore/topics/asian-pacific-...Text duplicate Asian Pacific American History
/explore/topics/womens-historyText duplicate Women's History
/explore/topics/african-americ...African American History
/explore/topics/american-cultureAmerican Culture
/explore/topicsExplore More Topics
https://americanhistory.si.edu/Text duplicate National Museum of American History
https://www.facebook.com/ameri...External Subdomain Facebook
https://instagram.com/amhistor...External Instagram
https://www.youtube.com/Smiths...External Subdomain YouTube
https://www.google.com/maps/pl...External Subdomain 1300 Constitution Ave NW, Washington, DC 20560
/about/contactContact Information
https://us2.list-manage.com/su...External Subdomain Sign Up For Our Newsletter
/supportText duplicate Donate
https://mailchimp.com/legal/External Privacy Policy & Terms of Use
/pressPress Center
https://www.smithsonianstore.c...External Subdomain Shop Museum Store
https://www.si.edu/External Subdomain Smithsonian Institution
https://www.si.edu/privacyExternal Subdomain Privacy
https://www.si.edu/termsofuseExternal Subdomain Terms of Use
https://americanhistory.si.edu/Anchor A-TITLE Back to top

Server configuration

HTTP redirects
(Critically important)
The checked page does not redirect to another URL.
HTTP header
(Important)
No X-Powered HTTP header is sent.
This page uses GZip for compressed data transmission.
Performance
(Somewhat important)
This page loads 4 CSS files. This may affect the page load time negatively.
This page loads 4 JavaScript files. This may affect the load time negatively.
The page response time is excellent with 0.38 seconds.
The file size of the HTML document is fine (51 kB).

HTTP Response Header

NameValue
content-typetext/html; charset=UTF-8
cache-controlmax-age=3600, public
x-drupal-dynamic-cacheUNCACHEABLE
content-languageen
x-content-type-optionsnosniff
x-frame-optionsSAMEORIGIN
last-modifiedTue, 14 May 2024 05:58:37 GMT
etag"1715666317"
varyCookie, Accept-Encoding
x-drupal-cacheHIT
referrer-policyno-referrer-when-downgrade
content-encodinggzip
accept-rangesbytes
connectionKeep-Alive
dateTue, 14 May 2024 10:33:35 GMT
expiresTue, 14 May 2024 10:29:58 GMT
age218
content-length17544
statuscode200
http_versionHTTP/1.1

External factors

Blacklists
(Nice to have)
This website is not classified "for adult only".
This page is referenced by wikipedia.
This website has excellent links from other websites.
This page has backlinks from 22,071 referring domains.
This page has 1,581,993 backlinks.
This page has backlinks from 13,485 different ip addresses.
Facebook popularity
(Somewhat important)
The page has 4925 shares and comments on Facebook.

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
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
# Custom
Disallow: /*?f
Disallow: /*?search
Disallow: /*?page
Disallow: /collections/object-groups*?page
Disallow: /*?edan
#
User-agent: Nutch
# CSS, JS, Images
Allow: /misc/*.css$
Allow: /misc/*.css?
Allow: /misc/*.js$
Allow: /misc/*.js?
Allow: /misc/*.gif
Allow: /misc/*.jpg
Allow: /misc/*.jpeg
Allow: /misc/*.png
Allow: /modules/*.css$
Allow: /modules/*.css?
Allow: /modules/*.js$
Allow: /modules/*.js?
Allow: /modules/*.gif
Allow: /modules/*.jpg
Allow: /modules/*.jpeg
Allow: /modules/*.png
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: /themes/*.css$
Allow: /themes/*.css?
Allow: /themes/*.js$
Allow: /themes/*.js?
Allow: /themes/*.gif
Allow: /themes/*.jpg
Allow: /themes/*.jpeg
Allow: /themes/*.png
# Directories
Disallow: /includes/
Disallow: /misc/
Disallow: /modules/
Disallow: /profiles/
Disallow: /scripts/
Disallow: /themes/
# Files
Disallow: /CHANGELOG.txt
Disallow: /cron.php
Disallow: /INSTALL.mysql.txt
Disallow: /INSTALL.pgsql.txt
Disallow: /INSTALL.sqlite.txt
Disallow: /install.php
Disallow: /INSTALL.txt
Disallow: /LICENSE.txt
Disallow: /MAINTAINERS.txt
Disallow: /update.php
Disallow: /UPGRADE.txt
Disallow: /xmlrpc.php
# 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: /?q=admin/
Disallow: /?q=comment/reply/
Disallow: /?q=filter/tips/
Disallow: /?q=node/add/
Disallow: /?q=search/
Disallow: /?q=user/password/
Disallow: /?q=user/register/
Disallow: /?q=user/login/
Disallow: /?q=user/logout/
# Custom
Disallow: /*?f
Disallow: /*?search
Disallow: /*?page
Disallow: /collections/object-groups*?page
Disallow: /*?edan
Disallow: /collections/nmah_*
Disallow: /collections/ac-collection*
Disallow: /collections/ac-component*
Disallow: /es/
Disallow: /fr/
Disallow: /de/
Disallow: /ru/
Disallow: /ar/
Disallow: /zh-hans/
Disallow: /ja/
Disallow: /ko/
# Sitemaps
Sitemap: https://americanhistory.si.edu/sitemap.xml
Sitemap: https://americanhistory.si.edu/rids.sitemap.xml
Sitemap: https://americanhistory.si.edu/becoming-us/sitemap.xml
Sitemap: https://americanhistory.si.edu/becoming-us/es/sitemap.xml

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americanhistory.si.edu
Home | National Museum of American History
The Smithsonian’s National Museum of American History preserves our nation’s collections and tells a full and complex history of the United States.

Most important keywords

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

KeywordResultRecheck
History83%Check
American History81%Check
American79%Check
History Museum75%Check
nation68%Check
African American History67%Check
Museum66%Check
complex history65%Check
National Museum63%Check
Smithsonian51%Check
Show more keywords and terms

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