911memorial.org - SEO Checker

Overview of the SEO Check
Meta information
77% 
Page quality
72% 
Page structure
32% 
Link structure
35% 
Server
84% 
External factors
100% 
SEO Score
Response time
0.20 s
File size
102.40 kB
Words
1210
Media files
6
Number of links
171 internal / 24 external

Task list of SEO Improvements

Meta specifications

Title
(Critically important)
Homepage | National September 11 Memorial & Museum
The length of the page title is perfect. (510 pixels out of 580 max pixel length)
There are no duplicate words in the title
Meta description
(Critically important)
The meta description is missing.
Crawlability
(Critically important)
There are no problems in accessing the website.
Canonical URL
(Important)
https://www.911memorial.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)
The alternate link to the page itself is missing.
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
titleHomepage | National September 11 Memorial & Museum
GeneratorDrupal 8 (https://www.drupal.org)
MobileOptimizedwidth
HandheldFriendlytrue
viewportwidth=device-width, initial-scale=1.0
langen
X-UA-CompatibleIE=9
charsetutf-8

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Page quality

Content
(Critically important)
Some words from the page title are not used within the pages content
There are 2 text duplicates on this page:
  • Duplicate: This annual interactive program connects participants with Museum staf...
The average number of words per sentence of 25.5 words is high.
This page contains 1210 words. That's ok.
25.3% of the text are stop words.
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.
Frames
(Critically important)
This website does not use a frameset.
Mobile optimization
(Somewhat important)
No Apple touch icon is specified.
This website loads 6 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 24 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
...ero-banner/2020-09/Homepage-crop0910.jpgWhite roses are left in tribute on the parapet of the 9/11 Memorial. The parapets reflect the blue sky in this daytime photo that shows the expanse of the Memorial.
...t-card-img/2020-07/JL_0616TUESEDU_05.jpgNavigate to Virtual Tours page
...07/About-Your-Visit-JL.jpg?itok=RXlp_u4WA woman is seen standing at the Memorial parapets at dusk.  She is standing alone with her back to the camera as she takes a photo.  
...age/2018-09/Learn Card.jpg?itok=oa6jl8mqA man and woman stand with two a young boy and girl at the Museum. The man is holding the boy as the woman stands with the girl by her side. All four of them are looking up at the Last Column as the woman points up at it.
...nect-JL_ANNIVERSARY_53.jpg?itok=ckZVBfbITwo people have each placed a hand on a bronze parapet at the Memorial. They are next to about a dozen white roses that have been placed at the names of victims.
...ving-JL_2016ANNIV_47_1.jpg?itok=qiiIyv-LAmerican flags are placed in the bronze parapets as One World Trade soars skyward amid white clouds and blue skies.

Page structure

H1 heading
(Critically important)
Welcome
The H1 heading consists of only one word. There should be more information given.
The H1 heading is too short (7 characters). It should be at least 20 Characters long.
Headings
(Important)
Some headings occur twice on the page.
There are 65 headings on the page. The amount of headings should be in a more proper relation to the amount of text.

Heading structure

Heading levelContent
H1 Welcome
H2 Site Navigation
H2 Log In
H2 Support the Reopening of the 9/11 Memorial
H2 Buy One Mask. Give One Mask.
H2 Visit
H2 Learn
H2 Connect
H2 Support
H2 Opening Times
H2 Footer
H3 Visit Duplicate text
H3 Visit the 9/11 Memorial Museum
H3 Learn Duplicate text
H3 Anniversary in the Schools Webinar
H3 Connect Duplicate text
H3 Explore the Registries
H3 Support Duplicate text
H3 Support Our Mission
H3 Virtual Tours
H3 Information about the 9 11 Memorial & Museum
H3 Language selector
H3 Footer navigation
H3 Social media links
H3 Copyright information
H3 Visit Duplicate text
H3 Visit the 9/11 Memorial Museum Duplicate text
H3 Learn Duplicate text
H3 Anniversary in the Schools Webinar Duplicate text
H3 Connect Duplicate text
H3 Explore the Registries Duplicate text
H3 Support Duplicate text
H3 Support Our Mission Duplicate text
H4 Tickets
H4 About Your Visit
H4 The Museum
H4 The Memorial
H4 Upcoming Public Programs
H4 Students and Teachers
H4 Youth and Families
H4 Resources
H4 9/11 Family Members
H4 Communities
H4 Commemoration
H4 Donate
H4 Become a Member
H4 Get Involved
H4 Location
H4 Hours
H4 Learn More
H4 Stay Informed
H4 Tickets Duplicate text
H4 About Your Visit Duplicate text
H4 The Museum Duplicate text
H4 The Memorial Duplicate text
H4 Upcoming Public Programs Duplicate text
H4 Students and Teachers Duplicate text
H4 Youth and Families Duplicate text
H4 Resources Duplicate text
H4 9/11 Family Members Duplicate text
H4 Communities Duplicate text
H4 Commemoration Duplicate text
H4 Donate Duplicate text
H4 Become a Member Duplicate text
H4 Get Involved Duplicate text
Some internal link anchor texts are too long.
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 amount of internal links is ok.
There are 24 external links on this page.
LinkAttributesAnchor text
/connect/blog/visiting-newly-r...Learn more
https://www.911memorial.org/Anchor Skip to main content
https://www.911memorial.org/9/11 Memorial | Home
A-TITLE 9/11 Memorial | Home
https://www.911memorial.org/visitVisit
/visit-museum-1Tickets
/visit/about-your-visit/health...Health and Safety
/visit/virtual-toursVirtual Tours
/about-your-visitAbout Your Visit
/visit/about-your-visit/safe-m...A Safe Museum Experience
/visitor-guidelinesVisitor Guidelines
/getting-hereGetting Here
/accessibilityAccessibility
/museumThe Museum
/visit/museum/exhibitionsExhibitions
/collectionThe Collection
/programs-and-eventsPrograms and Events
https://store.911memorial.org/New window External Subdomain Museum Store
/memorialThe Memorial
https://names.911memorial.org/New window External Subdomain Find a Name on the Memorial
/memorial-glade9/11 Memorial Glade
/visit/memorial/survivor-treeThe Survivor Tree
/visit/visit-museum-1Text duplicate Learn more
https://www.911memorial.org/learnLearn
/learn-upcoming-public-programsUpcoming Public Programs
/learn-past-public-programsPast Public Programs
https://www.ustream.tv/911memo...New window External Watch Live
/students-and-teachersStudents and Teachers
/learn/students-and-teachers/v...Virtual Field Trips
/lesson-plansLesson Plans
/anniversary-schools-webinarAnniversary in the Schools Webinar
/professional-development-work...Teacher Professional Development
/learn/students-and-teachers/w...Webinar Stories
/youth-and-familiesYouth and Families
/learn/youth-and-families/acti...Activities at Home
https://visit.911memorial.org/...New window External Subdomain Anchor Youth and Family Tours
/learn/youth-and-families/talk...Talking to Children about Terrorism
/learn/resourcesResources
/visit/museum/exhibitions/digi...Revealed Online
A-TITLE Digital Exhibition: Revealed: The Hunt for Bin Laden
https://timeline.911memorial.org/New window External Subdomain Anchor Interactive Timelines
/911-primary-sources9/11 Primary Resources
/oral-historiesOral Histories
A-TITLE Oral Histories
/learn/students-and-teachers/a...Text duplicate Learn more
/connectConnect
/911-family-members9/11 Family Members
/911-family-member-visit-infor...Visiting Information
https://names.911memorial.org/New window External Subdomain Find a Name
/connect/communitiesCommunities
/rescue-and-recovery-workersRescue and Recovery Workers
https://registries.911memorial...New window External Subdomain Anchor Witnesses and Survivors
/connect/communities/serviceme...Service Members and Veterans
/connect/communities/artists-r...Artists
/connect/commemorationCommemoration
/connect/commemoration/Septemb...September 11, 2001
/connect/commemoration/Februar...February 26, 1993
/connect/commemoration/May-30-...May 30, 2002
https://www.911memorial.org/blogThe MEMO Blog
https://registries.911memorial...External Subdomain Anchor Text duplicate Learn more
/supportSupport
/donateDonate
/support/donate/sponsor-cobble...Sponsor a Cobblestone
/support/donate/other-ways-to-...Other Ways to Give
/support/donate/foundersFounders
/membershipBecome a Member
/support/membership/member-portalMember Login
A-TITLE Already a member?
/support/events-and-sponsorshipGet Involved
/support/get-involved/corporat...Corporate Membership
/support/get-involved/summit-s...Summit on Security
A-TITLE Information about the third annual Summit on Security
/5k-runwalk-community-day5K Run/Walk
A-TITLE 5K Run/Walk & Community Day
/volunteerVolunteer
/support/give-collectionGive to the Collection
/donateDonate now
/searchSearch
A-TITLE Global Site Search
/calendarCalendar
/user/registerCreate an account
/user/login/googleGoogle
/user/login/facebookFacebook
/user/login/twitterTwitter
/user/registerCreate new account
A-TITLE Create a new user account.
/user/passwordForgot your password?
A-TITLE Send password reset instructions via email.
https://www.911memorial.org/Anchor Menu
A-TITLE Menu
/donate?utm_source=home&utm_me...Text duplicate Donate now
https://store.911memorial.org/...External Subdomain Buy a mask
/visit/virtual-toursText duplicate Learn more
/visit/virtual-toursIMG-ALT Navigate to Virtual Tours page
https://www.911memorial.org/visitIMG-ALT A woman is seen standing at the Memorial parapets at dusk. She is standing alone with her back to the camera as she takes a photo.
/health-and-safetynew health and safety measures in place
/visit/about-your-visit/safe-m...a safe Museum experience
/visit/visit-museum-1Plan your visit today
https://www.911memorial.org/visitText duplicate Learn more
https://www.911memorial.org/learnIMG-ALT A man and woman stand with two a young boy and girl at the Museum. The man is holding the boy as the woman stands with the girl by her side. All four of them...
/learn/resourceseducational resources
/learn/youth-and-families/acti...activities for kids at home
/learn/students-and-teachers/a...Anniversary in the Schools webinar
/learn/upcoming-public-programspublic programs
https://www.911memorial.org/learnText duplicate Learn more
/connectIMG-ALT Two people have each placed a hand on a bronze parapet at the Memorial. They are next to about a dozen white roses that have been placed at the names of vict...
/connect/911-family-members9/11 family members
https://registries.911memorial...External Subdomain Anchor survivors
/connect/rescue-and-recovery-w...rescue and recovery workers
/connectText duplicate Learn more
/supportIMG-ALT American flags are placed in the bronze parapets as One World Trade soars skyward amid white clouds and blue skies.
/support/make-monetary-donatio...make a donation
/support/membershipbecome a member
/support/volunteervolunteer
/supportText duplicate Learn more
/visit/visit-museum-1Buy tickets
https://goo.gl/maps/vu8H6CTyBtsNew window External View on map
/contact-usContact Us
https://www.911memorial.org/aboutAbout
/contact-us/media-centerMedia Center
A-TITLE Media Center
/visit-museum-1Get Tickets
https://store.911memorial.org/New window External Subdomain Text duplicate Museum Store
/visit/about-your-visit/health...Text duplicate Health and Safety
A-TITLE Health and Safety
/visit/about-your-visit/safe-m...Text duplicate A Safe Museum Experience
A-TITLE Learn how to safely prepare for your Museum visit.
/visit/about/accessibilityText duplicate Accessibility
A-TITLE The 9/11 Memorial & Museum is committed to ensuring access to the memorial and museum for all visitors
/calendarText duplicate Calendar
/supportText duplicate Support
/stay-informedEnter your e-mail
/financial-legal-informationFinancial & Legal Information
/terms-useprivacy-policyTerms of Use/Privacy Policy
/accessibility-detailsAccessibility Details
https://www.facebook.com/911me...New window External Text duplicate Facebook
https://www.instagram.com/911m...New window External Instagram
https://twitter.com/Sept11Memo...New window External Text duplicate Twitter
https://www.youtube.com/user/9...New window External YouTube
https://www.911memorial.org/visitText duplicate Visit
/visit-museum-1Text duplicate Tickets
/visit/about-your-visit/health...Text duplicate Health and Safety
/visit/virtual-toursText duplicate Virtual Tours
/about-your-visitText duplicate About Your Visit
/visit/about-your-visit/safe-m...Text duplicate A Safe Museum Experience
/visitor-guidelinesText duplicate Visitor Guidelines
/getting-hereText duplicate Getting Here
/accessibilityText duplicate Accessibility
/museumText duplicate The Museum
/visit/museum/exhibitionsText duplicate Exhibitions
/collectionText duplicate The Collection
/programs-and-eventsText duplicate Programs and Events
https://store.911memorial.org/New window External Subdomain Text duplicate Museum Store
/memorialText duplicate The Memorial
https://names.911memorial.org/New window External Subdomain Text duplicate Find a Name on the Memorial
/memorial-gladeText duplicate 9/11 Memorial Glade
/visit/memorial/survivor-treeText duplicate The Survivor Tree
/visit/visit-museum-1Text duplicate Learn more
https://www.911memorial.org/learnText duplicate Learn
/learn-upcoming-public-programsText duplicate Upcoming Public Programs
/learn-past-public-programsText duplicate Past Public Programs
https://www.ustream.tv/911memo...New window External Text duplicate Watch Live
/students-and-teachersText duplicate Students and Teachers
/learn/students-and-teachers/v...Text duplicate Virtual Field Trips
/lesson-plansText duplicate Lesson Plans
/anniversary-schools-webinarText duplicate Anniversary in the Schools Webinar
/professional-development-work...Text duplicate Teacher Professional Development
/learn/students-and-teachers/w...Text duplicate Webinar Stories
/youth-and-familiesText duplicate Youth and Families
/learn/youth-and-families/acti...Text duplicate Activities at Home
https://visit.911memorial.org/...New window External Subdomain Anchor Text duplicate Youth and Family Tours
/learn/youth-and-families/talk...Text duplicate Talking to Children about Terrorism
/learn/resourcesText duplicate Resources
/visit/museum/exhibitions/digi...Text duplicate Revealed Online
A-TITLE Digital Exhibition: Revealed: The Hunt for Bin Laden
https://timeline.911memorial.org/New window External Subdomain Anchor Text duplicate Interactive Timelines
/911-primary-sourcesText duplicate 9/11 Primary Resources
/oral-historiesText duplicate Oral Histories
A-TITLE Oral Histories
/learn/students-and-teachers/a...Text duplicate Learn more
/connectText duplicate Connect
/911-family-membersText duplicate 9/11 Family Members
/911-family-member-visit-infor...Text duplicate Visiting Information
https://names.911memorial.org/New window External Subdomain Text duplicate Find a Name
/connect/communitiesText duplicate Communities
/rescue-and-recovery-workersText duplicate Rescue and Recovery Workers
https://registries.911memorial...New window External Subdomain Anchor Text duplicate Witnesses and Survivors
/connect/communities/serviceme...Text duplicate Service Members and Veterans
/connect/communities/artists-r...Text duplicate Artists
/connect/commemorationText duplicate Commemoration
/connect/commemoration/Septemb...Text duplicate September 11, 2001
/connect/commemoration/Februar...Text duplicate February 26, 1993
/connect/commemoration/May-30-...Text duplicate May 30, 2002
https://www.911memorial.org/blogText duplicate The MEMO Blog
https://registries.911memorial...External Subdomain Anchor Text duplicate Learn more
/supportText duplicate Support
/donateText duplicate Donate
/support/donate/sponsor-cobble...Text duplicate Sponsor a Cobblestone
/support/donate/other-ways-to-...Text duplicate Other Ways to Give
/support/donate/foundersText duplicate Founders
/membershipText duplicate Become a Member
/support/membership/member-portalText duplicate Member Login
A-TITLE Already a member?
/support/events-and-sponsorshipText duplicate Get Involved
/support/get-involved/corporat...Text duplicate Corporate Membership
/support/get-involved/summit-s...Text duplicate Summit on Security
A-TITLE Information about the third annual Summit on Security
/5k-runwalk-community-dayText duplicate 5K Run/Walk
A-TITLE 5K Run/Walk & Community Day
/volunteerText duplicate Volunteer
/support/give-collectionText duplicate Give to the Collection
/donateText duplicate Donate now
/searchText duplicate Search
A-TITLE Global Site Search
/calendarText duplicate Calendar

Server configuration

HTTP redirects
(Critically important)
This website redirects to "https://www.911memorial.org/"
HTTP header
(Important)
The web server version is sent within the HTTP header.
No X-Powered HTTP header is sent.
This website uses GZip for compressed data transmission.
Performance
(Somewhat important)
This website loads 6 javascript files. This may affect the load time negatively.
The page response time is excellent with 0.20 seconds.
This website only loads 3 CSS files. That's ok.
The file size of the HTML document is fine (102 kB).

HTTP Response Header

NameValue
servernginx/1.16.1
dateWed, 21 Oct 2020 22:26:05 GMT
content-typetext/html; charset=UTF-8
content-length22150
connectionkeep-alive
keep-alivetimeout=20
cache-controlmax-age=10800, public
x-drupal-dynamic-cacheMISS
link<https://www.911memorial.org/>; rel="shortlink", <https://www.911memorial.org/>; rel="canonical"
link<https://www.911memorial.org/homepage>; rel="alternate"; hreflang="en"
link<https://www.911memorial.org/homepage>; rel="revision"
x-ua-compatibleIE=edge
content-languageen
x-content-type-optionsnosniff
x-frame-optionsSAMEORIGIN
expiresSun, 19 Nov 1978 05:00:00 GMT
last-modifiedWed, 21 Oct 2020 20:01:23 GMT
etag"1603310483"
varyCookie,Accept-Encoding
x-generatorDrupal 8 (https://www.drupal.org)
content-security-policyreport-uri //report-csp-violation
x-content-security-policyreport-uri //report-csp-violation
x-webkit-cspreport-uri //report-csp-violation
x-xss-protection1; mode=block
x-drupal-cacheMISS
content-encodinggzip
x-request-idv-320d48fe-13d8-11eb-b00c-5f5ab8c63f79
x-ah-environmentprod
age2327
viavarnish
x-cacheHIT
x-cache-hits52
x-dis-request-idd288095b1d1e187edcec767972e0b3d2
accept-rangesbytes
statuscode200
http_versionHTTP/1.1

External factors

Blacklists
(Critically important)
This website is not classified "for adult only".
This website is not listed on the Shallalist.
This website has excellent links from other websites.
This website has backlinks from 11,821 referring domains.
This website has 214,433 backlinks.
This website has backlinks from 8,883 different ip addresses.
Facebook popularity
(Somewhat important)
This website is not very popular on facebook.
Listed on Webwiki
(Nice to have)
This website is listed on Webwiki.

Links from Wikipedia

No links from Wikipedia were found.

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/
# 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/

Facebook popularity

Shares / Likes / Comments
0

Only the data for the given URL is shown. We cannot determine the social actions for a linked fan page.

Search preview

Most important keywords

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

KeywordResultRecheck
11 Memorial72%Check
Memorial71%Check
11 Memorial Museum66%Check
Memorial Museum64%Check
National September 11 Memorial62%Check
September 11 Memorial Museum62%Check
September 1161%Check
Museum59%Check
Museum Open53%Check
11 Family Members52%Check

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