Evolution.berkeley.edu - SEO Checker

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Overview of the SEO Check
Meta information
79% 
Page quality
35% 
Page structure
66% 
Link structure
81% 
Server
54% 
External factors
100% 
SEO Score
Response time
1.17 s
File size
79.20 kB
Words
463
Media files
19
Number of links
73 internal / 8 external

Task list of SEO Improvements

Meta specifications

Title
(Critically important)
Understanding Evolution – Your one-stop source for information on evolution
The page title should be shorter than 580 pixels. It is 683 pixels long. Optimize title
There are no duplicate words in the title
Meta description
(Critically important)
Your one-stop source for information on evolution
The length of the meta description is perfect. (304 pixels out of 1000 max pixel length)
Crawlability
(Critically important)
There are no problems in accessing the website.
Canonical URL
(Important)
https://evolution.berkeley.edu/
There is a valid canonical link specified.
Language
(Somewhat important)
Language detected in text: en
Language defined in HTML: en-us
Server location: United States of America
The following language is defined by HTML: en-us
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)
This page is hosted on a subdomain. Use a top level domain for better SEO results.
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
descriptionYour one-stop source for information on evolution
viewportwidth=device-width, initial-scale=1
robotsmax-image-preview:large
langen-us
charsetUTF-8

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Page quality

Content
(Critically important)
Only 1 paragraph/s was/were found on this page.
There are only 463 words on this page. Good pages should have about 800 words of useful content.
The average number of words per sentence of 28 words is high.
30% 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.
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.
This page loads 20 JavaScript files. This may affect the load time negatively.
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 9 tags for this page.
Image SEO
(Somewhat important)
5 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
.../uploads/2020/06/berkeley_logo_white.pngUC Berkeley logo
/wp-content/uploads/2020/06/logo-ue.pngUnderstanding Evolution
...09/1_historyoflife_menu_icon-150x150.png1_historyoflife_menu_icon
...loads/2021/09/2_mechanisms_menu_icon.png2_mechanisms_menu_icon
...uploads/2021/09/3_microevo_menu_icon.png3_microevo_menu_icon
...loads/2021/09/4_speciation_menu_icon.png4_speciation_menu_icon
...uploads/2021/09/5_macroevo_menu_icon.png5_macroevo_menu_icon
...ploads/2021/09/6_bigissues_menu_icon.png6_bigissues_menu_icon
.../uploads/2021/10/teach-evo-menu-icon.pngteach-evo-menu-icon
...oads/2021/02/UE_HompageEvo101-notext.jpgA graphical icon is pictured with a laptop and on the screen is a phylogenetic diagram.Evo 101
...ds/2021/02/UE_HompageTeachEvo-notext.jpgA graphical icon is pictured with 2 distinct hands working on an Ipad with indistinguishable graphics on the Ipad.Teach Evo
...ds/2021/02/UE_HompageLearnEvo-notext.jpgA graphical icon is pictured with 3 circles. The top circle includes a double helix, the bottom left circle has a silhouette of a t-rex skull; the bottom right circle has a line drawing of a bird's head. The circles are connected by dark solid bands.Learn Evo
...ds/2024/10/BrazilCameroonMap-400x400.pngmap of the South American and African continents that shows hilights Brazil and Cameroon.
...ontent/uploads/2021/09/beetleproject.jpgNo alt attribute providedThe Beetle Project
...t/uploads/2023/09/plant-on-a-rampage.jpgA comic illustration of a plant with two stems for arms and leaves for hands that are up in the air on either side. It has an open mouth and teeth pointing upwards with the text above that states: Plant on a Rampage: Evolutionary scientists to the rescue! Two square banner are on either side of it. The first states: Solve science puzzles! The second banner reads: Save the world!Activity: Plant on a Rampage!
...ent/uploads/2023/10/shan-FieldMuseum.jpgNo alt attribute providedDigging Data
...t/uploads/2021/10/globe_zones-origsq.jpgNo alt attribute providedThe LDG
...tent/uploads/2021/09/arthropod-story.jpgNo alt attribute providedThe Arthropod Story: An interactive investigation
...tent/uploads/2021/09/UltimaEsperanza.jpgNo alt attribute providedA Pleistocene Puzzle

Page structure

H1 heading
(Critically important)
Understanding Evolution
Too many H1 headings
Headings
(Important)
Some headings occur twice on the page.

Heading structure

Heading levelContent
H1 Understanding Evolution
H1 Understanding Evolution Duplicate text
H2 Evo in the News
H2 Check out our favorites
H2 Footer
H3 One small step for ancient dinos, one long plane ride for modern humans
H3 Connect
H3 Teach
H3 Learn
H4 Evo 101
H4 Teach Evo
H4 Learn Evo
H4 The Beetle Project
H4 Activity: Plant on a Rampage!
H4 Digging Data
H4 The LDG
H4 The Arthropod Story
H4 A Pleistocene Puzzle
Some internal link anchor texts are too long.
Some anchor texts are used more than once.
6 links don't have an anchor text.
The number of internal links is ok.
All internal links are not using dynamic parameters.
There are 8 external links on this page.

Found links on this page

LinkAttributesAnchor text
https://evolution.berkeley.edu/Anchor Skip to primary navigation
https://evolution.berkeley.edu/Anchor Skip to main content
https://evolution.berkeley.edu/Anchor Skip to footer
/about/Subdomain About
/image-use-policy/Subdomain Image & Use Policy
/translations/Subdomain Translations
/glossary/Subdomain Glossary
https://give.berkeley.edu/fund...New window External Subdomain SUPPORT UE
https://www.facebook.com/under...New window External Subdomain No Text
https://twitter.com/undrstnd_evoNew window External No Text
https://ucmp.berkeley.edu/New window External Subdomain UC MUSEUM OF PALEONTOLOGY
http://www.berkeley.edu/New window External Subdomain UC Berkeley
IMG-ALT UC Berkeley logo
https://evolution.berkeley.edu/Subdomain IMG-ALT Understanding Evolution
https://evolution.berkeley.edu/Subdomain Text duplicate Understanding Evolution
https://evolution.berkeley.edu/Home
/evolution-101/Subdomain Evolution 101
/evolution-101/Subdomain An introduction to evolution: what is evolution and how does it work?
/evolution-101/the-history-of-...Subdomain The history of life: looking at the patterns – Change over time and shared ancestors
IMG-ALT 1_historyoflife_menu_icon
/evolution-101/mechanisms-the-...Subdomain Mechanisms: the processes of evolution – Selection, mutation, migration, and more
IMG-ALT 2_mechanisms_menu_icon
/evolution-101/microevolution/Subdomain Microevolution – Evolution within a population
IMG-ALT 3_microevo_menu_icon
/evolution-101/speciation/Subdomain Speciation – How new species arise
IMG-ALT 4_speciation_menu_icon
/evolution-101/macroevolution/Subdomain Macroevolution – Evolution above the species level
IMG-ALT 5_macroevo_menu_icon
/evolution-101/the-big-issues/Subdomain The big issues – Pacing, diversity, complexity, and trends
IMG-ALT 6_bigissues_menu_icon
/teach-evolution/Subdomain Teach Evolution
/teach-evolution/lessons-and-t...Subdomain Lessons and teaching tools
/teach-resources/Subdomain Teaching Resources
/image-library/Subdomain Image Library
/teach-evolution/lessons-and-t...Subdomain Using research profiles with students
/teach-evolution/lessons-and-t...Subdomain Active-learning slides for instruction
/teach-evolution/lessons-and-t...Subdomain Using Evo in the News with students
/teach-evolution/lessons-and-t...Subdomain Guide to Evo 101 and Digging Data
/teach-evolution/conceptual-fr...Subdomain Conceptual framework
/teach-evolution/conceptual-fr...Subdomain Alignment with the Next Generation Science Standards
/teach-evolution/teaching-guides/Subdomain Teaching guides
/teach-evolution/teaching-guid...Subdomain K-2 teaching guide
/teach-evolution/teaching-guid...Subdomain 3-5 teaching guide
/teach-evolution/teaching-guid...Subdomain 6-8 teaching guide
/teach-evolution/teaching-guid...Subdomain 9-12 teaching guide
/teach-evolution/teaching-guid...Subdomain Undergraduate teaching guide
/teach-evolution/misconception...Subdomain Misconceptions about evolution
/teach-evolution/dealing-with-...Subdomain Dealing with objections to evolution
/teach-evolution/dealing-with-...Subdomain Information on controversies in the public arena relating to evolution
/learn-evolution/Subdomain Learn Evolution
/evolution-101/IMG-ALT A graphical icon is pictured with a laptop and on the screen is a phylogenetic diagram.
/evolution-101/Evo 101
/teach-evolution/IMG-ALT A graphical icon is pictured with 2 distinct hands working on an Ipad with indistinguishable graphics on the Ipad.
/teach-evolution/Teach Evo
/learn-evolution/IMG-ALT A graphical icon is pictured with 3 circles. The top circle includes a double helix, the bottom left circle has a silhouette of a t-rex skull; the bottom rig...
/learn-evolution/Learn Evo
/evo-news/one-small-step-for-a...Subdomain IMG-ALT map of the South American and African continents that shows hilights Brazil and Cameroon.
/evo-news/one-small-step-for-a...Subdomain One small step for ancient dinos, one long plane ride for modern humans
/wp-content/uploads/2024/10/Br...Subdomain No Text
/glossary/theorytheories
/glossary/evolutionevolution
/evo-news/one-small-step-for-a...Subdomain Read more »
/evo-news/Read other Evo News stories
/the-beetle-project/No Text
/the-beetle-project/The Beetle Project: Investigating insects in a warming world
/teach-resources/plant-on-a-ra...IMG-ALT A comic illustration of a plant with two stems for arms and leaves for hands that are up in the air on either side. It has an open mouth and teeth pointing u...
/teach-resources/plant-on-a-ra...Plant on a Rampage: Evolutionary scientists to the rescue!
/lineage-splitting-and-extinct...No Text
/lineage-splitting-and-extinct...Extinction vulnerability with Shan Huang, David Jablonski, and Stewart Edie
/visualizing-life-on-earth/No Text
/visualizing-life-on-earth/Visualizing Life on Earth: An interactive investigation of biodiversity
/the-arthropod-story/No Text
/the-arthropod-story/The Arthropod Story: An interactive investigation
/pleistocene-puzzle-extinction...No Text
/pleistocene-puzzle-extinction...A Pleistocene Puzzle
https://www.facebook.com/under...New window External Subdomain No Text
https://twitter.com/undrstnd_evoNew window External No Text
http://eepurl.com/KgMBjNew window External Subscribe to our newsletter
/teach-resources/Teaching resource database
/misconceptions-about-evolution/Correcting misconceptions
/teach-evolution/conceptual-fr...Conceptual framework and NGSS alignment
/image-use-policy/Image and use policy
/evolution-101/Text duplicate Evo 101
/evo-news/Evo in the News
/the-tree-room/The Tree Room
/learn-evolution/Browse learning resources
/glossary/Text duplicate Glossary
/privacy-policy/Privacy Policy

Server configuration

HTTP redirects
(Critically important)
This page redirects to "https://evolution.berkeley.edu/"
HTTP header
(Important)
No X-Powered HTTP header is sent.
This page uses GZip for compressed data transmission.
Performance
(Somewhat important)
The page response time is slow (1.17 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 15 CSS files. This may affect the page load time negatively.
This page loads 20 JavaScript files. This may affect the load time negatively.
The file size of the HTML document is fine (79 kB).

HTTP Response Header

NameValue
dateTue, 15 Oct 2024 23:26:36 GMT
serverApache
link<https://evolution.berkeley.edu/wp-json/>; rel="https://api.w.org/"
varyAccept-Encoding
content-encodinggzip
content-security-policyframe-ancestors 'self';
content-length15277
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 6,710 referring domains.
This page has 71,843 backlinks.
This page has backlinks from 4,335 different ip addresses.

Links from Wikipedia

You can find more links using Wikipedia search

Robots.txt

User-Agent: *
Allow: /wp-content/uploads/
Disallow: /wp-admin/
Disallow: /readme.html
Disallow: /refer/
Disallow: /search/
Disallow: /*?*

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evolution.berkeley.edu
Understanding Evolution – Your one-stop source for information on e...
Your one-stop source for information on evolution

Most important keywords

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

KeywordResultRecheck
Evo95%Check
Evolution93%Check
Understanding Evolution80%Check
Evo 10170%Check
Understanding68%Check
Evo News68%Check
One63%Check
one-stop58%Check
one-stop source58%Check
information56%Check
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