Art21.org - SEO Checker

Sign up for free! PDF Export
Overview of the SEO Check
Meta information
77% 
Page quality
56% 
Page structure
58% 
Link structure
25% 
Server
78% 
External factors
100% 
SEO Score
Response time
1.09 s
File size
80.20 kB
Words
878
Media files
30
Number of links
134 internal / 25 external

Task list of SEO Improvements

Meta specifications

Title
(Critically important)
Art21
The page title is too short. (48 pixels of 580 max pixel length) Optimize title
The page title is only one word.
There are no duplicate words in the title
Meta description
(Critically important)
The mission of Art21 is to educate and expand access to contemporary art through the production of documentary films, resources, and public programs.
The length of the meta description is perfect. (938 pixels out of 1000 max pixel length)
Crawlability
(Critically important)
There are no problems in accessing the website.
Canonical URL
(Important)
https://art21.org/
There is a valid canonical link specified.
Language
(Somewhat important)
Language detected in text: en
Language defined in HTML: en
Server location: Canada
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
viewportwidth=device-width,initial-scale=1
robotsmax-image-preview:large
descriptionThe mission of Art21 is to educate and expand access to contemporary art through the production of documentary films, resources, and public programs.
langen
twitter:cardsummary
twitter:descriptionThe mission of Art21 is to educate and expand access to contemporary art through the production of documentary films, resources, and public programs.
twitter:titleArt21
twitter:site@art21
twitter:imagehttps://art21.org/wp-content/uploads/2024/05/Phyllida-Barlow-Social-Icon.png
fb:app_id129395603297
og:titleArt21
og:descriptionThe mission of Art21 is to educate and expand access to contemporary art through the production of documentary films, resources, and public programs.
og:site_nameArt21
og:typearticle
og:urlhttps://art21.org/
og:imagehttps://art21.org/wp-content/uploads/2024/05/Phyllida-Barlow-Social-Icon.png
og:image:width1200
og:image:height630
charsetutf-8

Automatically check art21.org including all subpages at once!

Try for free
Guaranteed free of charge during trial period.

Page quality

Content
(Critically important)
These Typos were found:
  • wanna => want to
The average number of words per sentence of 38 words is high.
This page contains 878 words. That's ok.
23.6% of the text are stop words.
The page contains a listing, which indicates a good text layout.
3 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.
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" is provided.
Bold and strong tags
(Somewhat important)
The usage of strong and bold tags is perfect. We recommend the use of up to 18 tags for this page.
Image SEO
(Somewhat important)
30 images have no alt attribute. The content of alt attributes is used by search engines.
Social Networks
(Nice to have)
This page is optimized perfectly for social networks.
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
...04/Art21-AJafa1.00_06_38_01-450x253.jpegNo alt attribute provided
...04/Art21-AJafa1.00_06_38_01-450x253.jpegNo alt attribute provided
...HyereeRo_4.00_00_51_04_edit-450x253.jpegNo alt attribute provided
...ENTS_TEXTLESS.00_00_43_09-1-450x253.jpegNo alt attribute provided
...01_05-scaled-e1739483008524-450x253.jpegNo alt attribute provided
...-MJuly-WhatElse.00_02_56_11-450x253.jpegNo alt attribute provided
...1_SE_FixingTime.00_07_12_08-450x253.jpegNo alt attribute provided
....8.2024.00_00_14_14.Still001-450x253.jpgNo alt attribute provided
...-HadiFalapishi1.00_06_38_15-450x270.jpegNo alt attribute provided
...livio_Art21-2_2.00_04_40_07-450x253.jpegNo alt attribute provided
...Stills.00_05_33_11.Still026-450x253.jpegNo alt attribute provided
...stract-TEXTLESS.00_07_22_15-450x253.jpegNo alt attribute provided
...ierre_Art21_1_2.00_00_37_15-450x253.jpegNo alt attribute provided
...6/Art21-HWT.00_33_46_03.568-450x253.jpegNo alt attribute provided
...S11_EverydayIcons_14_10_14.-450x253.jpegNo alt attribute provided
...s/2023/01/TauLewis_Web-Cover-450x253.jpgNo alt attribute provided
...EXTLESS.00_09_52_12.Still006-450x253.jpgNo alt attribute provided
...ts.00_00_36_11-lead-no-title-450x253.jpgNo alt attribute provided
.../02/GARNER-INVISIBLE-MAN-45-450x253.jpegNo alt attribute provided
...oads/2019/03/kb-materials-36-450x253.jpgNo alt attribute provided
...s/2019/01/a2a-nola-still-341-450x253.jpgNo alt attribute provided
...ploads/2023/10/wong-bio-hero-450x253.jpgNo alt attribute provided
...es-00_02_14_04-lead-no-title-450x253.jpgNo alt attribute provided
...rbergberg-feelings-still-335-450x253.jpgNo alt attribute provided
...-languages-lead-311-no-title-450x253.jpgNo alt attribute provided
...ncredulity-lead-039-no-title-450x253.jpgNo alt attribute provided
...urberg_berg-berlin-still-249-450x253.jpgNo alt attribute provided
...18/09/rhode-artistatwork-015-450x253.jpgNo alt attribute provided
...ennani-sos-still-000-102-002-450x253.jpgNo alt attribute provided
...ploads/2025/02/candid-seal-gold-2025.pngNo alt attribute provided

Page structure

H1 heading
(Critically important)
The H1 heading is empty
Headings
(Important)
Some headings occur twice on the page.
There are 52 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 Empty heading
H1 Welcome to your watchlist
H1 Donate to Art21
H2 Our Series
H2 Art21.live
H2 Playlists
H2 Art21 Library
H2 Featured this week
H2 Latest films
H2 Black American Experiences
H2 Playlists Duplicate text
H2 Animation
H2 In the Studio
H2 News
H2 Our Series Duplicate text
H2 Art21.live Duplicate text
H2 Playlists Duplicate text
H2 Art21 Library Duplicate text
H3 Sequencing the Notes
H3 "Light of Freedom"
H3 Sequencing the Notes Duplicate text
H3 Hyeree Ro's Precise Ambiguity
H3 Singular Moments
H3 Guadalupe Maravilla’s “Mariposa Relámpago"
H3 What Else Might You Do?
H3 Fixing Time
H3 Inner Circle
H3 Sincerely Yours, Hadi Falapishi
H3 Radical Transparency
H3 Ilana Harris-Babou’s Guide to Health & Happiness
H3 To Abstract
H3 A Place Other Than Here
H3 Hank Willis Thomas in "Bodies of Knowledge"
H3 Amy Sherald in “Everyday Icons”
H3 Shreds of Memory
H3 Systems & Structures
H3 Doreen Garner on Her Own Terms
H3 Doreen Garner's Invisible Man Tattoo
H3 Kevin Beasley’s Raw Materials
H3 Lonnie Holley with Kerry James Marshall at Prospect.3
H3 Pride Unveiled
H3 The Freedom of Animation
H3 Rachel Rossin's Digital Homes
H3 Nathalie Djurberg & Hans Berg Share Their Feelings
H3 In Between Languages
H3 The Incredulity of Jacolby Satterwhite
H3 Nathalie Djurberg & Hans Berg in "Berlin"
H3 Robin Rhode in "Johannesburg"
H3 Meriem Bennani's Exploded Visions
H3 Maria Taniguchi
H4 Your watchlist
H4 Latest Video
H4 Empty heading
H4 Watch again
H4 Empty heading
Some internal link anchor texts are too long.
Some anchor texts are used more than once.
30 links don't have an anchor text.
The number of internal links is ok.
All internal links are not using dynamic parameters.
There are 25 external links on this page.

Found links on this page

LinkAttributesAnchor text
https://art21.org/A-TITLE Art21
https://art21.org/watch/Watch
https://art21.org/read/Read
https://art21.org/explore/Explore
https://art21.org/artists/Artists
https://art21.org/about/About
https://art21.org/news/News
/for-educators/initiatives/cal...Calendar
https://art21.org/for-educators/For Educators
/screening-society/Screening Society
https://art21.org/about/awards/Awards
https://art21.live/External Watch live
https://shop.art21.org/External Subdomain Shop
https://art21.org/give/Donate
/series/art-in-the-twenty-firs...Art in the Twenty-First Century
/series/extended-playExtended Play
/series/new-york-close-upNew York Close Up
/series/artist-to-artistArtist to Artist
/series/william-kentridge-anyt...William Kentridge: Anything Is Possible
https://art21.org/series/specialsSpecials
https://art21.live/New window External Art21.live
https://art21.org/playlistsPlaylists
https://art21.org/watchArt21 Library
/watch/extended-play/arthur-ja...No Text
/watch/extended-play/arthur-ja...Sequencing the Notes
/series/extended-play/Text duplicate Extended Play
/watch/extended-play/abigail-d..."Light of Freedom"
/watch/extended-play/abigail-d...Text duplicate "Light of Freedom"
/series/extended-play/Text duplicate Extended Play
/watch/extended-play/arthur-ja...No Text
/watch/extended-play/arthur-ja...Text duplicate Sequencing the Notes
/watch/new-york-close-up/hyere...No Text
/watch/new-york-close-up/hyere...Hyeree Ro's Precise Ambiguity
/watch/extended-play/amy-shera...No Text
/watch/extended-play/amy-shera...Singular Moments
/watch/new-york-close-up/guada...No Text
/watch/new-york-close-up/guada...Guadalupe Maravilla’s “Mariposa Relámpago"
/watch/extended-play/miranda-j...No Text
/watch/extended-play/miranda-j...What Else Might You Do?
/watch/extended-play/salah-elm...No Text
/watch/extended-play/salah-elm...Fixing Time
/watch/extended-play/howardena...No Text
/watch/extended-play/howardena...Inner Circle
/watch/new-york-close-up/since...No Text
/watch/new-york-close-up/since...Sincerely Yours, Hadi Falapishi
/watch/new-york-close-up/puppi...No Text
/watch/new-york-close-up/puppi...Radical Transparency
/watch/new-york-close-up/ilana...No Text
/watch/new-york-close-up/ilana...Ilana Harris-Babou’s Guide to Health & Happiness
/watch/extended-play/amy-sillm...No Text
/watch/extended-play/amy-sillm...To Abstract
/watch/new-york-close-up/naudl...No Text
/watch/new-york-close-up/naudl...A Place Other Than Here
https://shop.art21.org/collect...New window External Subdomain Artists & the Unknown
/watch/art-in-the-twenty-first...No Text
/watch/art-in-the-twenty-first...Hank Willis Thomas in "Bodies of Knowledge"
/watch/art-in-the-twenty-first...No Text
/watch/art-in-the-twenty-first...Amy Sherald in “Everyday Icons”
/watch/new-york-close-up/tau-l...No Text
/watch/new-york-close-up/tau-l...Shreds of Memory
/watch/extended-play/charles-g...No Text
/watch/extended-play/charles-g...Systems & Structures
/watch/new-york-close-up/doree...No Text
/watch/new-york-close-up/doree...Doreen Garner on Her Own Terms
/watch/new-york-close-up/doree...No Text
/watch/new-york-close-up/doree...Doreen Garner's Invisible Man Tattoo
/watch/new-york-close-up/kevin...No Text
/watch/new-york-close-up/kevin...Kevin Beasley’s Raw Materials
/watch/artist-to-artist/lonnie...No Text
/watch/artist-to-artist/lonnie...Lonnie Holley with Kerry James Marshall at Prospect.3
/theme/black-american-experien...Black American Experiences
/playlist/pride-unveiled/Pride Unveiled
/playlist/pride-unveiled/No Text
/playlist/pride-unveiled/Text duplicate Pride Unveiled
/watch/extended-play/wong-ping...No Text
/watch/extended-play/wong-ping...The Freedom of Animation
/watch/new-york-close-up/rache...No Text
/watch/new-york-close-up/rache...Rachel Rossin's Digital Homes
/watch/extended-play/nathalie-...No Text
/watch/extended-play/nathalie-...Nathalie Djurberg & Hans Berg Share Their Feelings
/watch/new-york-close-up/merie...No Text
/watch/new-york-close-up/merie...In Between Languages
/watch/new-york-close-up/the-i...No Text
/watch/new-york-close-up/the-i...The Incredulity of Jacolby Satterwhite
/watch/art-in-the-twenty-first...No Text
/watch/art-in-the-twenty-first...Nathalie Djurberg & Hans Berg in "Berlin"
/watch/art-in-the-twenty-first...No Text
/watch/art-in-the-twenty-first...Robin Rhode in "Johannesburg"
/watch/new-york-close-up/merie...No Text
/watch/new-york-close-up/merie...Meriem Bennani's Exploded Visions
/medium/animation/Animation
/read/in-the-studio-maria-tani...In the Studio: Maria Taniguchi
/read/in-the-studio-maria-tani...Maria Taniguchi
https://art21.org/news/Text duplicate News
https://art21.org/news/All News
/2025/06/16/art21-and-ford-fou...Art21 and Ford Foundation Debut Film “Things Don’t Have to Be Like This: A Conversation About Digital Technology & Contemporary Art” Exploring Creativity in ...
/2025/06/11/art21-debuts-new-d...Art21 Debuts New Documentary Short “I Wanna Be With You Everywhere”
/2025/04/30/directors-notes-wi...Director’s Notes with Jurrell Lewis
https://art21.org/watch/Text duplicate Watch
https://art21.org/read/Text duplicate Read
https://art21.org/explore/Text duplicate Explore
https://art21.org/artists/Text duplicate Artists
https://art21.org/about/Text duplicate About
https://art21.org/news/Text duplicate News
https://art21.org/for-educators/Text duplicate For Educators
/screening-society/Text duplicate Screening Society
https://shop.art21.org/External Subdomain Text duplicate Shop
https://art21.org/give/Give
https://www.facebook.com/art21/External Subdomain Facebook
https://x.com/art21External X (Twitter)
https://www.instagram.com/art21External Subdomain Instagram
https://www.tiktok.com/@art21External Subdomain TikTok
https://www.linkedin.com/compa...External Subdomain LinkedIn
https://www.youtube.com/user/a...External Subdomain YouTube
https://art21.live/External Text duplicate Watch live
https://www.pbs.org/art21/External Subdomain Television series on PBS
https://www.guidestar.org/prof...External Subdomain No Text
https://art21.org/terms-of-use/Terms of Use
https://art21.org/privacy-policy/Privacy Policy
/about/accessibility-at-art21/Accessibility
/about/licensing-and-reproduct...Licensing and Reproduction
https://art21.org/about/press/Press
/about/contact-us/Contact Us
https://art21.org/watch/Text duplicate Watch
https://art21.org/read/Text duplicate Read
https://art21.org/explore/Text duplicate Explore
https://art21.org/artists/Text duplicate Artists
https://art21.org/about/Text duplicate About
https://art21.org/news/Text duplicate News
/for-educators/initiatives/cal...Text duplicate Calendar
https://art21.org/for-educators/Text duplicate For Educators
/screening-society/Text duplicate Screening Society
https://art21.org/about/awards/Text duplicate Awards
https://art21.live/External Text duplicate Watch live
https://shop.art21.org/External Subdomain Text duplicate Shop
https://art21.org/give/Text duplicate Donate
https://www.facebook.com/art21/External Subdomain Text duplicate Facebook
https://x.com/art21External Text duplicate X (Twitter)
https://www.instagram.com/art21External Subdomain Text duplicate Instagram
https://www.tiktok.com/@art21External Subdomain Text duplicate TikTok
https://www.linkedin.com/compa...External Subdomain Text duplicate LinkedIn
https://www.youtube.com/user/a...External Subdomain Text duplicate YouTube
https://art21.live/External Text duplicate Watch live
https://www.pbs.org/art21/External Subdomain Text duplicate Television series on PBS
https://art21.org/terms-of-use/Text duplicate Terms of Use
https://art21.org/privacy-policy/Text duplicate Privacy Policy
/about/accessibility-at-art21/Text duplicate Accessibility
/about/licensing-and-reproduct...Text duplicate Licensing and Reproduction
https://art21.org/about/press/Text duplicate Press
/about/contact-us/Text duplicate Contact Us
/series/art-in-the-twenty-firs...Text duplicate Art in the Twenty-First Century
/series/extended-playText duplicate Extended Play
/series/new-york-close-upText duplicate New York Close Up
/series/artist-to-artistText duplicate Artist to Artist
/series/william-kentridge-anyt...Text duplicate William Kentridge: Anything Is Possible
https://art21.org/series/specialsText duplicate Specials
https://art21.live/New window External Text duplicate Art21.live
https://art21.org/playlistsText duplicate Playlists
https://art21.org/watchText duplicate Art21 Library

Server configuration

HTTP redirects
(Critically important)
This page redirects to "https://art21.org/"
HTTP header
(Important)
The X-powered header is sent within the response header. (unnecessary)
The web server transmits the web page (HTML) in compressed form.
Performance
(Somewhat important)
The page response time is slow (1.09 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.
The file size of the HTML document is fine (80 kB).

HTTP Response Header

NameValue
dateTue, 24 Jun 2025 18:21:22 GMT
content-typetext/html; charset=UTF-8
servercloudflare
varyAccept-Encoding
link<https://art21.org/wp-json/>; rel="https://api.w.org/"
x-powered-byWP Engine
x-cacheableSHORT
cache-controlmax-age=600, must-revalidate
x-cacheHIT: 30
x-cache-groupnormal
report-to{"group":"cf-nel","max_age":604800,"endpoints":[{"url":"https://a.nel.cloudflare.com/report/v4?s=ZQizAD7Wygc9DaJEJBCuIuSLmpKpOx%2BNdjwS3xcEHUj0AqcHaZKvKZQEH3Z1rqvyCirjb3ttCoXVRSTVfBZFeHFoVhJYQOg%2FGg%3D%3D"}]}
cf-cache-statusDYNAMIC
nel{"report_to":"cf-nel","success_fraction":0.0,"max_age":604800}
content-encodingzstd
cf-ray954e3e95bbb96f58-CDG
alt-svch3=":443"; ma=86400
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 594 referring domains.
This page has 2,293 backlinks.
This page has backlinks from 412 different ip addresses.

Links from Wikipedia

You can find more links using Wikipedia search

Robots.txt

User-agent: *
Disallow: /wp-admin/
Allow: /wp-admin/admin-ajax.php

Sitemap: https://art21.org/sitemap.xml
Sitemap: https://art21.org/sitemap.html

Similar sites

Search preview

art21.org
Art21
The mission of Art21 is to educate and expand access to contemporary art through the production of documentary films, resources, and public programs.

Most important keywords

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

KeywordResultRecheck
Art2179%Check
Contemporary Art66%Check
Public Art66%Check
or make55%Check
films50%Check
public46%Check
Garner44%Check
Berg44%Check
watchlist43%Check
Series43%Check
Show more keywords and terms

Automatically check art21.org including all subpages at once!

Try for free
Guaranteed free of charge during trial period.

Cookie Policy

We use cookies to make our site work and also for analytics and advertising purposes. You can enable or disable optional cookies as desired. See the following links for more information.

Contact | Privacy

We need these so the site can function properly

So we can better understand how visitors use our website

So we can serve you tailored ads and promotions