Npg.si.edu - SEO Checker

Overview of the SEO Check
Meta information
75% 
Page quality
88% 
Page structure
91% 
Link structure
92% 
Server
4% 
External factors
100% 
SEO Score
Response time
1.02 s
File size
50.60 kB
Words
526
Media files
19
Number of links
76 internal / 21 external

Task list of SEO Improvements

Meta specifications

Title
(Critically important)
National Portrait Gallery
The length of the page title is perfect. (214 pixels out of 580 max pixel length)
There are no duplicate words in the title
Meta description
(Critically important)
Experience portraiture beyond the frame. Our collections present people of remarkable character and achievement. These Americans—artists, politicians, scientists, inventors, activists, and performers—form our national identity. They help us understand who we are and remind us of what we can aspire to be. Get to know us at the National Portrait Gallery. We look forward to
The meta description is too long: 2310 pixels from max. 1000 pixels. Optimize description
Crawlability
(Critically important)
There are no problems in accessing the website.
Canonical URL
(Important)
https://npg.si.edu/home/national-portrait-gallery
The specified canonical link points to a different page.
Language
(Somewhat important)
Language detected in text: en
Language defined in HTML: en
Language defined in HTTP-Equiv meta tag: 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
HandheldFriendlytrue
MobileOptimizedwidth
descriptionExperience portraiture beyond the frame. Our collections present people of remarkable character and achievement. These Americans—artists, politicians, scientists, inventors, activists, and performers—form our national identity. They help us understand who we are and remind us of what we can aspire to be. Get to know us at the National Portrait Gallery. We look forward to
abstractFree art museum with works portraying American people (famous, infamous & obscure) through history.
keywordsSmithsonian, Smithsonian Institution, Free Admission, Museum, Art, American, Portraits, President, Celebrity, Painting, Photograph
viewportwidth=device-width
generatorDrupal 7 (https://www.drupal.org)
geo.position38.897861, -77.023064
geo.placenameNational Portrait Gallery
geo.regionUS-DC
icbm38.897861, -77.023064
dcterms.titleNational Portrait Gallery
dcterms.creatorsysadmin
dcterms.publisherSmithsonian Institution
dcterms.date2015-08-21T11:26-04:00
dcterms.typeText
dcterms.formattext/html
dcterms.identifierhttps://npg.si.edu/home/national-portrait-gallery
dcterms.languageen
langen
content-languageen
charsetutf-8

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Page quality

Content
(Critically important)
This page contains 526 words. That's ok.
23.6% of the text are stop words.
Keywords used in the page title are also used in the page content. That's good!
Words from the H1 heading are used in the page content.
The page contains a listing, which indicates a good text layout.
5 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 20.57 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 13 JavaScript files. This may affect the load time negatively.
A viewport "width=device-width" 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)
This page is optimized perfectly for social networks.
Additional markup
(Nice to have)
The HTML has geoposition information: 38.897861, -77.023064
The HTML has georegion information: National Portrait Gallery
The HTML has geoname information: US-DC
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
/sites/all/themes/si_npg/logo.svgHome
.../page-header/npg-00106.jpg?itok=bVBQGHxffacade of the museum
...public/teaser/3rdfloor.jpg?itok=VpukFgtZExhibition space with yellow panels displaying portraits.
.../page-header/dayofdead.jpg?itok=1s4gbX_WDay of the Dead dancers
...es/medium/public/johnm.jpg?itok=6zM0cQqsMan with taking a portrait from a rack of many artworks
...public/teaser/mariamag.jpg?itok=PyRiDmIWPerfromance art in the Great Hall
...ic/promotion/npg-00930.jpg?itok=xL-GISsMDocent working with children on crafts
...es/default/files/npg_logo_grey_black.jpgNPG logo in gray and black fonts
...ublic/american-sublime.png?itok=PerUCPtAA painted portrait of an African-American man in jeans, an American flag shirt, and cowboy hat.
...c/npg_2017_110_adams_2.jpg?itok=oD8PG2iBDaguerreotype of a man seated in a chair
...days-come-look-with-us.jpg?itok=jr-6o06jA group of people listen to a museum docent discuss a work of art hanging on a wall.
...otion/saturday-matinee.jpg?itok=tOvalynLStill image of a classic black and white movie with a well-dressed man holding a woman
...blic/promotion/alvarez.jpg?itok=gbah2Pa0Portrait of Walter Alvarez.
.../public/yellow_docent2.jpg?itok=0IRH6Tq0Docent giving a tour in the gallery
...ult/public/blog/dubois.jpg?itok=7rLCIZAISepia toned photograph of a man in a suit in profile
...blog_martha_washington.jpg?itok=djI72afmPainted portrait of Martha Washington
...public/blog/blog_bache.jpg?itok=-fZVhDplPage from Bache Sulhouette Book
.../public/blog/rosaparks.jpg?itok=Gobd84mYBlack and white image of woman wearing white dress and smiling softly
/sites/default/files/signup.jpgsign up button

Page structure

H1 heading
(Critically important)
National Portrait Gallery
The H1 heading is perfect.
Headings
(Important)
Some headings occur twice on the page.

Heading structure

Heading levelContent
H1 National Portrait Gallery
H2 Museum Location
H2 Hours
H2 Highlights
H2 #myNPG
H2 From Our Blog Archive
H2 Museum Location Duplicate text
H2 Hours Duplicate text
H2 Sign up for our newsletter:
H3 Amy Sherald: American Sublime
H3 Picturing the Presidents: Daguerreotypes and Ambrotypes from the National Portrait Gallery’s Collection
H3 First Thursdays: Come Look with Us
H3 Star Power: Saturday Movie Matinee
H3 PORTRAITS podcast
H3 Walk-In Highlights Tour of the National Portrait Gallery
H3 W. E. B. Du Bois: Nevertheless, Men Strive to Know
H3 January 6, 1759: George and Martha Washington Tie the Knot
H3 Herein Hangs a Tale: The Bache Silhouette Book
H3 Rosa Parks: Tired of Giving In
Some anchor texts are used more than once.
The number of internal links is ok.
None of the anchor texts is too long.
All internal links are not using dynamic parameters.
There are 21 external links on this page.
LinkAttributesAnchor text
https://npg.si.edu/Anchor Skip to main content
https://www.si.edu/External Subdomain Smithsonian Website
https://npg.si.edu/donateNew window Donate
https://npg.si.edu/IMG-ALT Home
A-TITLE Home
https://npg.si.edu/donateSupport Us
https://npg.si.edu/about-usAbout Us
/about-us/host-eventHost An Event
https://npg.si.edu/podcastsPodcast
https://npg.si.edu/get-involvedGet Involved
/about-us/press-roomPress Room
/visiting-the-museumVisit
/visiting-the-museumText duplicate Visit
/visiting-the-museumVisiting the Museum
https://npg.si.edu/smartify-appSMARTIFY App
https://npg.si.edu/accessAccessibility
https://npg.si.edu/docent-toursDocent Tours
https://npg.si.edu/visit/shopMuseum Shop
/visit/courtyard-cafeCafé
/whats-on/current-exhibitionsExhibitions
/whats-on/current-exhibitionsText duplicate Exhibitions
/whats-on/current-exhibitionsCurrent Exhibitions
/whats-on/upcoming-exhibitionsUpcoming Exhibitions
/whats-on/traveling-exhibitionsTraveling Exhibitions
/whats-on/past-exhibitionsPast Exhibitions
/whats-on/online-exhibitionsOnline Exhibitions
/whats-on/in-memoriamIn Memoriam
https://npg.si.edu/calendarEvents
https://npg.si.edu/calendarText duplicate Events
https://npg.si.edu/calendarFull Calendar
https://npg.si.edu/adult-programsAdult Programs
/events/family-programsFamily Programs
https://npg.si.edu/portraitsThe Portraits
https://npg.si.edu/portraitsText duplicate The Portraits
https://npg.si.edu/portraitsPortrait Search
/open-access-frequently-asked-...Open Access
https://npg.si.edu/bache/New window Subdomain Bache Album
/portraits/shared-stewardship-...Shared Stewardship and Ethical Returns
/outgoing-loan-program-policyOutgoing Loan Program Policy
/rights-reproductionsRights & Reproductions
/portraits/publicationsPublications
/portraits/conservationLunder Conservation Center
https://npg.si.edu/contact-us-0Contact Us
https://npg.si.edu/PORTALResearch
https://npg.si.edu/PORTALText duplicate Research
https://npg.si.edu/PORTALPORTAL
/portraits/research/CAPCatalog of American Portraits
https://npg.si.edu/aapg-libraryAA/PG Library
/linked-open-dataLinked Open Data
https://npg.si.edu/learnLearn
https://npg.si.edu/learnText duplicate Learn
/participate-homeParticipate@Home
/learn/access-programsAccess Programs
https://npg.si.edu/adultsAdults
https://npg.si.edu/learn/familiesFamilies
https://npg.si.edu/teachersTeachers & Students
https://npg.si.edu/learn/teensTeens
/exhibition/star-powerSubdomain Star Power: Photographs from Hollywood’s Golden Age by George Hurrell
/exhibition/star-powerSubdomain Text duplicate Star Power: Photographs from Hollywood’s Golden Age by George Hurrell
/exhibition/recent-acquisition...Recent Acquisitions, 2025
/exhibition/recent-acquisition...Text duplicate Recent Acquisitions, 2025
https://artsandculture.google....External Subdomain Up Close with George Washington
https://artsandculture.google....New window External Subdomain Text duplicate Up Close with George Washington
/exhibition/amy-sherald-americ...IMG-ALT A painted portrait of an African-American man in jeans, an American flag shirt, and cowboy hat.
/exhibition/amy-sherald-americ...Amy Sherald: American Sublime
/exhibition/amy-sherald-americ...Text duplicate Amy Sherald: American Sublime
/exhibition/picturing-presidentsIMG-ALT Daguerreotype of a man seated in a chair
/exhibition/picturing-presidentsPicturing the Presidents: Daguerreotypes and Ambrotypes from the National Portrait Gallery’s Collection
https://www.eventbrite.com/e/f...External Subdomain IMG-ALT A group of people listen to a museum docent discuss a work of art hanging on a wall.
https://www.eventbrite.com/e/f...External Subdomain First Thursdays: Come Look with Us
https://www.eventbrite.com/e/f...External Subdomain Registration
https://www.eventbrite.com/e/s...External Subdomain IMG-ALT Still image of a classic black and white movie with a well-dressed man holding a woman
https://www.eventbrite.com/e/s...External Subdomain Star Power: Saturday Movie Matinee
https://www.eventbrite.com/e/s...New window External Subdomain Text duplicate Registration
/podcasts/asteroid-strikeIMG-ALT Portrait of Walter Alvarez.
/podcasts/asteroid-strikePORTRAITS podcast
https://curator.io/New window External Powered by Curator.io
/blog/w-e-b-du-bois-neverthele...IMG-ALT Sepia toned photograph of a man in a suit in profile
/blog/w-e-b-du-bois-neverthele...W. E. B. Du Bois: Nevertheless, Men Strive to Know
/blog/january-6-1759-george-an...IMG-ALT Painted portrait of Martha Washington
/blog/january-6-1759-george-an...January 6, 1759: George and Martha Washington Tie the Knot
/blog/herein-hangs-tale-bache-...IMG-ALT Page from Bache Sulhouette Book
/blog/herein-hangs-tale-bache-...Herein Hangs a Tale: The Bache Silhouette Book
/blog/tired-givingIMG-ALT Black and white image of woman wearing white dress and smiling softly
/blog/tired-givingRosa Parks: Tired of Giving In
https://npg.si.edu/Text duplicate Home
A-TITLE Home
https://www.si.edu/New window External Subdomain Smithsonian Institution
A-TITLE Smithsonian Home
https://si.us3.list-manage.com...New window External Subdomain Sign up for our newsletter:
https://si.us3.list-manage.com...New window External Subdomain IMG-ALT sign up button
https://mailchimp.com/legal/New window External Privacy Policy & Terms of Use
https://facebook.com/smithsoni...New window External Facebook
http://twitter.com/smithsoniannpgExternal X
https://www.instagram.com/smit...External Subdomain Instagram
http://www.youtube.com/NatlPor...New window External Subdomain YouTube
https://podcasts.apple.com/us/...New window External Subdomain iTunes
https://www.si.edu/privacyExternal Subdomain Privacy
https://www.si.edu/TermsofuseExternal Subdomain Terms of Use
https://npg.si.edu/Anchor Back to Top

Server configuration

HTTP redirects
(Critically important)
This page redirects to "https://npg.si.edu/"
HTTP header
(Important)
The HTML page should be transferred using GZip compression.
No X-Powered HTTP header is sent.
Performance
(Somewhat important)
The page response time is slow (1.02 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 5 CSS files. This may affect the page load time negatively.
This page loads 13 JavaScript files. This may affect the load time negatively.
The file size of the HTML document is fine (51 kB).

HTTP Response Header

NameValue
dateMon, 26 May 2025 06:56:42 GMT
x-drupal-cacheHIT
content-languageen
x-frame-optionsSAMEORIGIN
link<https://npg.si.edu/home/national-portrait-gallery>; rel="canonical",<https://npg.si.edu/node/2>; rel="shortlink"
cache-controlpublic, max-age=86400
expiresSun, 19 Nov 1978 05:00:00 GMT
varyCookie
strict-transport-securitymax-age=31536000; includeSubDomains; preload
x-ua-compatibleIE=edge
x-content-type-optionsnosniff
upgradeh2,h2c
connectionclose
etag"1748241906-0"
last-modifiedMon, 26 May 2025 06:45:06 GMT
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 1,107 referring domains.
This page has 3,094 backlinks.
This page has backlinks from 667 different ip addresses.

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: *
Crawl-delay: 10
# 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/
# EDAN Collections
Disallow: /object/
Disallow: /collection-search
Disallow: /portraits/time-search

Search preview

npg.si.edu
National Portrait Gallery
Experience portraiture beyond the frame. Our collections present people of remarkable character and achievement. These Americans—artists, politicians, scientists, inventors, activists, and performers—form our national identity. They help us understand who we are and remind us of what we can aspire to be. Get to know us at the National Portrait Gallery. We look forward to

Most important keywords

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

KeywordResultRecheck
Portrait79%Check
Gallery79%Check
Portrait Gallery79%Check
National Portrait Gallery78%Check
National77%Check
art54%Check
American54%Check
Look52%Check
Art Museum51%Check
Know50%Check

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