Lpi.oregonstate.edu - SEO Checker

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Overview of the SEO Check
Meta information
79% 
Page quality
53% 
Page structure
50% 
Link structure
75% 
Server
95% 
External factors
100% 
SEO Score
Response time
1.52 s
File size
41.20 kB
Words
149
Media files
13
Number of links
36 internal / 11 external

Task list of SEO Improvements

Meta specifications

Title
(Critically important)
Linus Pauling Institute | Oregon State University
The length of the page title is perfect. (427 pixels out of 580 max pixel length)
There are no duplicate words in the title
Meta description
(Critically important)
Image
The meta description is too short. (37 pixels out of 1000 max pixel length) Optimize description
The meta description contains only one word.
Crawlability
(Critically important)
There are no problems in accessing the website.
Canonical URL
(Important)
https://lpi.oregonstate.edu/
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)
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
descriptionImage
GeneratorDrupal 10 (https://www.drupal.org)
MobileOptimizedwidth
HandheldFriendlytrue
viewportwidth=device-width, initial-scale=1.0
theme-color#000
article:published_time2016-08-23T15:56:09-07:00
article:modified_time2025-06-23T07:36:54-07:00
langen
twitter:cardsummary_large_image
twitter:descriptionImage
twitter:titleLinus Pauling Institute
og:site_nameLinus Pauling Institute
og:typewebpage
og:urlhttps://lpi.oregonstate.edu/
og:titleLinus Pauling Institute
og:descriptionImage
og:updated_time2025-06-23T07:36:54-07:00
charsetutf-8

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Page quality

Content
(Critically important)
There are only 149 words on this page. Use at least 250 words to provide useful information.
Only 1 paragraph/s was/were found on this page.
16.8% 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.
No placeholders texts or images were found.
There are no duplicates on the site.
The average number of words per sentence of 19 words is good.
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=1.0" is provided.
Bold and strong tags
(Somewhat important)
Empty bold or strong tags were found on 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)
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
/themes/custom/madrone/logo.svgOregon State University homepage
...m/madrone/assets/osu-logo-crest-only.svgOregon State University homepage
...te_banner_2025-EB.jpg.webp?itok=lzW8a8wULPI Diet and Optimum Health Conference Announcement
...en-pauling-chair-award.jpg?itok=56_dpkZUDr. Fred Stevens receives award for the Ava Helen Pauling Chair
...e__Emily Ho _0440 copy.jpg?itok=6MBbySw0Dr. Emily Ho, Director of the Institute
...-09/multivitamins copy.jpg?itok=u1xdIl54A pile of pills.
...on_state_emily_ho_0015.jpg?itok=aOXE-u2IEmily Ho, PhD
...igest-Spring-2025.png.webp?itok=BMiut-oDthumbnail of LPI Spring 2025 Digital Digest
...hure Online Front.jpg.webp?itok=A7KZ0Aj0Top 10 Brochure - Public Version
...s/lpi.oregonstate.edu/files/linkedin.pngLinkedIn icon
...s/lpi.oregonstate.edu/files/facebook.pngFacebook icon
...pi.oregonstate.edu/files/ig-logo_web.pngInstagram icon
...es/lpi.oregonstate.edu/files/youtube.pngYouTube icon

Page structure

H1 heading
(Critically important)
Linus Pauling Institute
Too many H1 headings
Headings
(Important)
The structure of headings is missing one or more levels. Do not skip heading levels.

Heading structure

Heading levelContent
H1 Linus Pauling Institute
H1 Home
H2 Contact Info
H4 Pagination
H5 Dr. Fred Stevens, the New Ava Helen Pauling Chair
H5 Director Emily Ho Honored by the ASN Foundation
H5 Multivitamins Shown to Improve Nutrition Biomarkers in Study of Older Men
H5 Dr. Emily Ho Named 2023 Oregon State University Distinguished Professor
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 number of internal links is ok.
None of the anchor texts is too long.
There are 11 external links on this page.

Found links on this page

LinkAttributesAnchor text
https://lpi.oregonstate.edu/Anchor Skip to main content
https://oregonstate.edu/External IMG-ALT Oregon State University homepage
https://oregonstate.edu/External Text duplicate IMG-ALT Oregon State University homepage
https://lpi.oregonstate.edu/Linus Pauling Institute
/searchOpen Search Page
/about/about-linus-pauling-ins...About the LPI
/faculty-staff/listingFaculty and Staff
/research/overviewOur Research
https://lpi.oregonstate.edu/micMicronutrient Information Center
/publicationsPublications
/about/contactsContact Information
https://lpi.pub/GiveToLPIExternal Donate
https://lpiconference.org/External Image
IMG-ALT LPI Diet and Optimum Health Conference Announcement
/webinarsWebinars
/research/professional-servicesAnalytical Services
https://lpi.oregonstate.edu/micText duplicate Micronutrient Information Center
/publications/research-newsletterRead Our Newsletter
/contact/contact_usContact Us
/feature-story/fred-stevens-ne...IMG-ALT Dr. Fred Stevens receives award for the Ava Helen Pauling Chair
/feature-story/fred-stevens-ne...Dr. Fred Stevens, the New Ava Helen Pauling Chair
/feature-story/director-emily-...IMG-ALT Dr. Emily Ho, Director of the Institute
/feature-story/director-emily-...Director Emily Ho Honored by the ASN Foundation
/all-stories/multivitamins-sho...IMG-ALT A pile of pills.
/all-stories/multivitamins-sho...Multivitamins Shown to Improve Nutrition Biomarkers in Study of Older Men
/feature-story/dr-emily-ho-nam...IMG-ALT Emily Ho, PhD
/feature-story/dr-emily-ho-nam...Dr. Emily Ho Named 2023 Oregon State University Distinguished Professor
/?block_config_key=block_1:Ws-...Current page 1
A-TITLE Current page
/?block_config_key=block_1:Ws-...Page 2
A-TITLE Go to page 2
/?block_config_key=block_1:Ws-...Page 3
A-TITLE Go to page 3
/?block_config_key=block_1:Ws-...Page 4
A-TITLE Go to page 4
/?block_config_key=block_1:Ws-...Next page Next ›
A-TITLE Go to next page
/?block_config_key=block_1:Ws-...Last page Last »
A-TITLE Go to last page
/sites/lpi.oregonstate.edu/fil...Text duplicate Image
IMG-ALT thumbnail of LPI Spring 2025 Digital Digest
/publications/research-newsletterMore Newsletter Issues
A-TITLE LPI Research Newsletter and Digital Digests
/signupSign Up for Newsletters and Updates
A-TITLE Sign Up for Newsletters and Updates
/top-10-projectText duplicate Image
IMG-ALT Top 10 Brochure - Public Version
/top-10-projectTop 10 Project Page
/cdn-cgi/l/email-protection[email protected]
/about/contactsSubdomain For media contact information
https://www.linkedin.com/compa...External Subdomain IMG-ALT LinkedIn icon
https://www.facebook.com/Linus...External Subdomain IMG-ALT Facebook icon
https://www.instagram.com/linu...External Subdomain IMG-ALT Instagram icon
https://www.youtube.com/@theLi...External Subdomain IMG-ALT YouTube icon
https://oregonstate.edu/copyrightExternal Copyright
https://oregonstate.edu/offici...External Privacy Disclaimer and Accessibility Information
https://eoa.oregonstate.edu/ab...External Subdomain Non-discrimination Statement
A-TITLE Notice of Non-Discrimination and Title IX Statement
/sitemap.xmlSitemap

Server configuration

HTTP redirects
(Critically important)
This page redirects to "https://lpi.oregonstate.edu/"
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 very slow (1.52 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 (41 kB).

HTTP Response Header

NameValue
dateMon, 28 Jul 2025 22:01:57 GMT
content-typetext/html; charset=UTF-8
cache-controlmax-age=31536000, public
x-drupal-dynamic-cacheMISS
content-languageen
x-content-type-optionsnosniff
x-frame-optionsSAMEORIGIN
expiresSun, 19 Nov 1978 05:00:00 GMT
varyCookie,Accept-Encoding
x-generatorDrupal 10 (https://www.drupal.org)
content-security-policydefault-src 'self' 'unsafe-inline' 'unsafe-eval' data: blob: *; report-uri /report-csp-violation; upgrade-insecure-requests
strict-transport-securitymax-age=31536000
x-drupal-cacheMISS
last-modifiedFri, 25 Jul 2025 23:57:34 GMT
x-request-idv-228d131a-69b3-11f0-8404-937447f8bc64
x-ah-environmentprod
viavarnish
x-cacheHIT
x-cache-hits7
cf-cache-statusREVALIDATED
servercloudflare
cf-ray9667a870bb51d353-CDG
content-encodinggzip
statuscode200
http_versionHTTP/2

External factors

This website has excellent links from other websites.
This page has backlinks from 293 referring domains.
This page has 78,615 backlinks.
This page has backlinks from 222 different ip addresses.

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.md
Disallow: /composer/Metapackage/README.txt
Disallow: /composer/Plugin/ProjectMessage/README.md
Disallow: /composer/Plugin/Scaffold/README.md
Disallow: /composer/Plugin/VendorHardening/README.txt
Disallow: /composer/Template/README.txt
Disallow: /modules/README.txt
Disallow: /sites/README.txt
Disallow: /themes/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
Disallow: /media/oembed
Disallow: /*/media/oembed
# 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
Disallow: /index.php/media/oembed
Disallow: /index.php/*/media/oembed

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Search preview

Most important keywords

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

KeywordResultRecheck
Pauling70%Check
Pauling Institute68%Check
Linus Pauling67%Check
Linus Pauling Institute66%Check
Oregon65%Check
State65%Check
Oregon State65%Check
Institute63%Check
Linus62%Check
Oregon State University61%Check
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