Worldhistory.org - SEO Checker

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Overview of the SEO Check
Meta information
97% 
Page quality
91% 
Page structure
97% 
Link structure
18% 
Server
100% 
External factors
100% 
SEO Score
Response time
0.19 s
File size
206.00 kB
Words
953
Media files
30
Number of links
82 internal / 32 external

Task list of SEO Improvements

Meta specifications

Title
(Critically important)
World History Encyclopedia
The length of the page title is perfect. (247 pixels out of 580 max pixel length)
There are no duplicate words in the title
Meta description
(Critically important)
The free online history encyclopedia with fact-checked articles, images, videos, maps, timelines and more; operated as a non-profit organization.
The length of the meta description is perfect. (888 pixels out of 1000 max pixel length)
Crawlability
(Critically important)
There are no problems in accessing the website.
Canonical URL
(Important)
https://www.worldhistory.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=1.0, shrink-to-fit=no
theme-color#082865
msapplication-navbutton-color#082865
apple-mobile-web-app-status-bar-style#082865
robotsmax-image-preview:large
descriptionThe free online history encyclopedia with fact-checked articles, images, videos, maps, timelines and more; operated as a non-profit organization.
impact-site-verificationEmpty
p:domain_verifyb24695bfa00137b2e95cb4ca94c3f5dd
flattr:id62l7dn
push:bimagehttps://www.worldhistory.org/images/ahe-og-preview.jpg
langen
twitter:cardsummary_large_image
twitter:site@whencyclopedia
twitter:titleWorld History Encyclopedia
twitter:descriptionThe free online history encyclopedia with fact-checked articles, images, videos, maps, timelines and more; operated as a non-profit organization.
twitter:creator@whencyclopedia
twitter:image:srchttps://www.worldhistory.org/images/ahe-og-preview.jpg
twitter:domainhttps://www.worldhistory.org
twitter:account_id4503599627388175
og:titleWorld History Encyclopedia
og:typewebsite
og:urlhttps://www.worldhistory.org/
og:imagehttps://www.worldhistory.org/images/ahe-og-preview.jpg
Content-Typetext/html; charset=UTF-8
Content-Security-Policyupgrade-insecure-requests

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Page quality

Content
(Critically important)
There are 2 text duplicates on this page:
  • Duplicate: World History Encyclopedia is a non-profit organization. Please suppor...
This page contains 953 words. That's ok.
34.1% 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.
24 paragraphs were found on this page.
The text content is perfect.
No placeholders texts or images were found.
The average number of words per sentence of 18.33 words is good.
Frames
(Critically important)
This page does not use a frameset.
Mobile optimization
(Somewhat important)
A viewport "width=device-width, initial-scale=1.0, shrink-to-fit=no" is provided.
At least one Apple touch icon is specified.
Bold and strong tags
(Somewhat important)
The usage of strong and bold tags is perfect. We recommend the use of up to 19 tags for this page.
Image SEO
(Somewhat important)
2 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
...pg?hash=583da8995f3bf53448b13ddf790ada6cNo alt attribute provided
/img/c/p/360x202/5644.jpg?v=1747373885The Olive in the Ancient Mediterranean
.../360x202/948.png?v=1747661169-1747661298The Classical Orders of Architecture
/img/c/p/360x202/6001.jpg?v=1599438603Roman Women in Business
/img/c/p/360x202/9184.jpg?v=1747501025Causes of War in History
...60x202/20450.jpg?v=1747501028-1747379248John Fletcher
...60x202/20362.png?v=1747470436-1745764109Italian Colonialism in Libya
...60x202/20443.jpg?v=1747501031-1747206015Thomas Middleton
...60x202/18079.png?v=1747465925-1699280731The Causes of WWI
...0x202/20393.jpeg?v=1747501034-1745857707William Still
...0x202/20435.jpeg?v=1747501037-1747125305Clarissa Davis & Woman Escaping in a Box
...60x202/20438.jpg?v=1747501039-1747120274Ben Jonson
...0x202/20434.jpeg?v=1747501084-1747038004Wallace Turnage
...0x202/20427.jpeg?v=1747501086-1746781329Anna Maria Weems
...60x202/20426.jpg?v=1747509125-1746774569As You Like It
...0x202/20289.jpeg?v=1747509128-1743501044Slave Hunters in Boston
...60x202/20415.jpg?v=1746603482-1746603500The Tragedy of Richard III
...0x202/20405.jpeg?v=1747509134-1746515697Solomon Northup
...0x202/20402.jpeg?v=1747509137-1745918121The Immortal Ten
/images/anthem-24-silver-winnner.pngAnthem Awards 2024 Winner
/images/ahe-webaward-200x200.png.eu Web Awards Winner
/images/lovie-award-badge.pngLovie Awards 2018
/images/reimagine-edu-shortlisted.pngReimagine Education Award Shortlisted
/images/award-tutorful-200px.pngTutorial Best History Resources
/images/tutorhouse.pngTutorhouse Approved
...dges/history_all-history_top50_month.pnggoodpods top 100 history indie podcasts
/template/images/whe-maps-cut-grey.pngNo alt attribute provided
...p/membership-sidetab-en.svg?v=1747046330Membership
/images/partners/unesco_archives_white.pngUNESCO Archives

Page structure

H1 heading
(Critically important)
World History Encyclopedia
The H1 heading is perfect.
Headings
(Important)
There are 26 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 World History Encyclopedia
H2 Latest Content
H2 Free for the World, Supported by You
H2 About Us
H2 Media Library
H2 Awards
H2 Statistics
H2 History Maps
H3 The Olive in the Ancient Mediterranean
H3 The Classical Orders of Architecture - From Greece to Rome, the Five Pillars of Architectural Design
H3 Roman Women in Business
H3 Causes of War in History
H3 John Fletcher - Father of the English Tragicomedy
H3 Italian Colonialism in Libya
H3 Thomas Middleton - Master of Jacobean Comedy and Tragedy
H3 The Causes of WWI
H3 William Still - Father of the Underground Railroad
H3 Clarissa Davis & Woman Escaping in a Box - No Happy Slaves and Two Great Escapes
H3 Ben Jonson - The Second Greatest Playwright of Jacobean Theatre
H3 Wallace Turnage - The Slave Who Freed Himself
H3 Anna Maria Weems - The Girl Who Became a Boy to Escape Slavery
H3 As You Like It - Learning to Love in Shakespeare's Forest of Arden
H3 Slave Hunters in Boston - The Failed Attempt to Capture Ellen & William Craft
H3 The Tragedy of Richard III - Shakespeare's First Great Villain
H3 Solomon Northup - 12 Years a Slave
H3 The Immortal Ten - The Daring Rescue of John Doy
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.
8 links don't have an anchor text.
The number of internal links is ok.
There are too many external links (32) on this page.

Found links on this page

LinkAttributesAnchor text
https://www.worldhistory.org/No Text
https://link.worldhistory.org/...External Subdomain No Text
https://link.worldhistory.org/...External Subdomain No Text
https://link.worldhistory.org/...External Subdomain No Text
https://link.worldhistory.org/...External Subdomain No Text
/membership/?utm_source=whe&ut...Nofollow Membership No ads
/index/Encyclopedia
/index/Index
/timeline/Timeline
/mapselect/Maps
/books/Book Reviews
/measure/Weights & Measures
/trans/Translations
https://www.worldhistory.org/edu/Education
/edu/teaching-resources/Teaching Materials
/xres/Link Database
/type/11/1/Quizzes
/category/100/1/Primary Sources
/edu/collections/Collections
/edu/subscription/?utm_campaig...School Subscription
/medialibrary/Media
/medialibrary/Media Library
/audio/Audio Articles
https://experts.worldhistory.org/External Subdomain Podcast
https://link.worldhistory.org/...External Subdomain Youtube Channel
/contribute/Contribute
/contribute/Submissions
/static/needed/Needed Content
/static/style_guide/Style Guide
/static/legal_terms/Terms & Conditions
https://www.worldhistory.found...External Subdomain Volunteer
/donate/?utm_source=whe&utm_me...Nofollow Donate
/shop/Shop
A-TITLE Ancient History Shop
/books/Books
https://worldhistory.store/wal...External Map Posters
/shop/magazines/Magazines
/shop/posters/Nofollow Wall Charts
https://worldhistory.store/External Clothing
/static/about/About
/static/about/Text duplicate About
/team/Our Team
/static/editorial-policy/Editorial Policy
/static/reports/Annual Reports
/membership/?utm_source=whe&ut...Membership
/static/contact/Contact
/login/Login
/login/?ui_lang=enText duplicate Login
A-TITLE Login
/register/?ui_lang=enRegister
A-TITLE Registration
/index/No Text
https://www.worldhistory.org/edu/No Text
/trans/No Text
/medialibrary/No Text
/books/No Text
/mapselect/No Text
/membership/?utm_campaign=memb...No Text
/article/947/the-olive-in-the-...Featured Article Article The Olive in the Ancient Mediterranean Olives and olive oil were not only an important component of the ancient Mediterranean diet b...
IMG-ALT The Olive in the Ancient Mediterranean
/image/948/the-classical-order...Featured Image Image The Classical Orders of Architecture - From Greece to Rome, the Five Pillars of Architectural Design This infographic illustrates the fi...
IMG-ALT The Classical Orders of Architecture
/membership/?utm_source=whe&ut...Nofollow Become a Member
/donate/?utm_campaign=donation...Nofollow Text duplicate Donate
/article/2726/roman-women-in-b...Article Roman Women in Business Roman women faced legal, ideological, and cultural limitations in several areas of their lives; deep-rooted traditions regard...
IMG-ALT Roman Women in Business
/collection/303/causes-of-war-...Collection Causes of War in History This collection of resources examines the causes of various conflicts in the last millennium, from religious and civil wa...
IMG-ALT Causes of War in History
/John_Fletcher/Definition John Fletcher - Father of the English Tragicomedy John Fletcher (1579-1625) was a playwright of the English Renaissance who flourished during the ...
IMG-ALT John Fletcher
/article/2722/italian-colonial...Article Italian Colonialism in Libya One of the most coveted projects of Italian colonial policy was to secure an African colony in the Mediterranean. For th...
IMG-ALT Italian Colonialism in Libya
/Thomas_Middleton/Definition Thomas Middleton - Master of Jacobean Comedy and Tragedy Thomas Middleton (1580-1627) was a poet and playwright of the English Renaissance, who fl...
IMG-ALT Thomas Middleton
/article/2723/the-causes-of-wwi/Article The Causes of WWI The origins of the First World War (1914-18) are many and varied, with some even dating back several decades, but a political assas...
IMG-ALT The Causes of WWI
/William_Still/Definition William Still - Father of the Underground Railroad William Still (1819-1902) was an African American abolitionist known as the "Father of the Unde...
IMG-ALT William Still
/article/2720/clarissa-davis--...Article Clarissa Davis & Woman Escaping in a Box - No Happy Slaves and Two Great Escapes Slaveholders in the United States frequently claimed that Blacks wer...
IMG-ALT Clarissa Davis & Woman Escaping in a Box
/Ben_Jonson/Definition Ben Jonson - The Second Greatest Playwright of Jacobean Theatre Ben Jonson (1572-1637) was an English poet, playwright, and literary critic, whose...
IMG-ALT Ben Jonson
/article/2719/wallace-turnage/Article Wallace Turnage - The Slave Who Freed Himself Many enslaved African Americans in the United States escaped bondage with the help of the Underground R...
IMG-ALT Wallace Turnage
/Anna_Maria_Weems/Definition Anna Maria Weems - The Girl Who Became a Boy to Escape Slavery Anna Maria Weems (circa 1840 to circa 1863) was an enslaved African American woman ...
IMG-ALT Anna Maria Weems
/As_You_Like_It/Definition As You Like It - Learning to Love in Shakespeare's Forest of Arden As You Like It is a pastoral comedy by William Shakespeare (1564-1616), written...
IMG-ALT As You Like It
/article/2717/slave-hunters-in...Article Slave Hunters in Boston - The Failed Attempt to Capture Ellen & William Craft In 1848, Ellen and William Craft escaped from slavery in Georgia by Ell...
IMG-ALT Slave Hunters in Boston
/The_Tragedy_of_Richard_III/Definition The Tragedy of Richard III - Shakespeare's First Great Villain The Tragedy of Richard III, often referred to as simply Richard III, is a history p...
IMG-ALT The Tragedy of Richard III
/Solomon_Northup/Definition Solomon Northup - 12 Years a Slave Solomon Northup (circa 1807/1808 to circa 1857/1864) was a free-born African American living in New York State ...
IMG-ALT Solomon Northup
/article/2714/the-immortal-ten/Article The Immortal Ten - The Daring Rescue of John Doy The Immortal Ten were a group of abolitionists from Kansas Territory (where slavery was hotly contes...
IMG-ALT The Immortal Ten
/static/about/en/Learn More
/medialibrary/No Text
/medialibrary/View Media Library
https://www.anthemawards.com/w...External Subdomain Anchor IMG-ALT Anthem Awards 2024 Winner
A-TITLE Anthem Awards 2024 Winner
https://eurid.eu/en/news/the-2...External IMG-ALT .eu Web Awards Winner
A-TITLE .eu Web Awards Winner
https://winners.lovieawards.eu...External Subdomain IMG-ALT Lovie Awards 2018
A-TITLE Lovie Awards 2018
https://www.reimagine-educatio...External Subdomain IMG-ALT Reimagine Education Award Shortlisted
A-TITLE Reimagine Education
https://tutorful.co.uk/blog/hi...External IMG-ALT Tutorial Best History Resources
https://tutorhouse.co.uk/blog/...External IMG-ALT Tutorhouse Approved
https://goodpods.com/leaderboa...New window External Anchor IMG-ALT goodpods top 100 history indie podcasts
https://worldhistory.store/wal...External No Text
https://link.whe.to/store-hist...External Subdomain Visit Our Map Shop
/membership/?utm_campaign=memb...Text duplicate IMG-ALT Membership
A-TITLE Membership
https://www.conted.ox.ac.uk/ab...External Subdomain Oxford University
https://www.commonsense.org/ed...External Subdomain Common Sense Education
https://scout.wisc.edu/report/...External Subdomain Internet Scout (University of Wisconsin)
https://www.merlot.org/merlot/...External Subdomain Merlot (California State University)
https://www.oercommons.org/cou...External Subdomain OER Commons
https://www.slj.com/?detailSto...External Subdomain School Library Journal
https://link.worldhistory.org/...External Subdomain A-TITLE Follow us on Facebook
https://link.worldhistory.org/...External Subdomain A-TITLE Follow us on Twitter
https://link.worldhistory.org/...External Subdomain A-TITLE Follow us on Pinterest
https://link.worldhistory.org/...External Subdomain A-TITLE Follow us on Linkedin
https://link.worldhistory.org/...External Subdomain A-TITLE Follow us on Instagram
https://link.worldhistory.org/...External Subdomain A-TITLE Follow us on YouTube
/static/about/Text duplicate About
/static/contact/Text duplicate Contact
/static/sponsorship/Sponsorship
/static/in-memoriam/In Memoriam
/privacy/Privacy Policy
/static/partners/Partners
/static/supporters/Supporters
/newsletter/Newsletter
/config/en/Settings
/static/contact/World History Foundation
/static/contact/World History Publishing
/static/contact/Text duplicate World History Foundation
https://trademarks.ipo.gov.uk/...External Subdomain registered trademark
https://unesdoc.unesco.org/arc...Nofollow External Subdomain IMG-ALT UNESCO Archives
A-TITLE UNESCO Digital Archives

Server configuration

HTTP redirects
(Critically important)
This page redirects to "https://www.worldhistory.org/"
HTTP header
(Important)
No X-Powered HTTP header is sent.
The web server transmits the web page (HTML) in compressed form.
Performance
(Somewhat important)
The page response time is excellent with 0.19 seconds.
The file size of the HTML document is fine (206 kB).

HTTP Response Header

NameValue
dateMon, 19 May 2025 18:22:38 GMT
content-typetext/html; charset=UTF-8
cf-ray94259ef179938ded-CDG
cf-cache-statusHIT
age333
cache-controlno-store
expiresTue, 20 May 2025 18:15:47 GMT
last-modifiedMon, 19 May 2025 18:15:47 GMT
strict-transport-securitymax-age=63072000; includeSubDomains; preload, max-age=31536000; includeSubDomains; preload
varyAccept-Encoding,User-Agent
cdn-cache-controlstale-if-error=60
content-security-policyframe-ancestors 'self'
permissions-policyjoin-ad-interest-group=*, browsing-topics=*
x-ahe-cacheno cache file exists
x-content-type-optionsnosniff
x-frame-optionssameorigin
server-timingcfCacheStatus;desc="HIT"
speculation-rules"/cdn-cgi/speculation"
accept-chSec-CH-UA-Mobile, Sec-CH-UA-Model, Sec-CH-UA-Platform, Sec-CH-UA-Platform-Version
servercloudflare
content-encodingzstd
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 3,574 referring domains.
This page has 145,957 backlinks.
This page has backlinks from 1,264 different ip addresses.

Links from Wikipedia

You can find more links using Wikipedia search

Robots.txt

User-agent: PerplexityBot
User-agent: Perplexity‑User
Disallow: /books/*/

User-agent: *
Disallow: /admin/
Disallow: /include/
Disallow: /logout/
Disallow: /moderate/
Disallow: /cdn-cgi/
Disallow: /xres/add/
Disallow: /search/
Disallow: /video/
Disallow: /related/
Disallow: /lessonplan_download/
Disallow: /ajax/ajax-search-new.php
Disallow: /ajax/ajax_ci_related_items.php
Disallow: /trans/x/
Disallow: /sponsoranalytics/
Disallow: /analytics/
Disallow: /audio/
Allow: /map/$
Disallow: /map/*/*
Allow: /interestemails/
Disallow: /interestemails/?*

Sitemap: https://www.worldhistory.org/sitemap.xml

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www.worldhistory.org
World History Encyclopedia
The free online history encyclopedia with fact-checked articles, images, videos, maps, timelines and more; operated as a non-profit organization.

Most important keywords

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

KeywordResultRecheck
History93%Check
World History86%Check
History Encyclopedia85%Check
World History Encyclopedia83%Check
World79%Check
Encyclopedia73%Check
Ancient History68%Check
history education66%Check
improve history education56%Check
Free54%Check
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