Nrel.gov - SEO Checker

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Overview of the SEO Check
Meta information
89% 
Page quality
53% 
Page structure
100% 
Link structure
88% 
Server
59% 
External factors
100% 
SEO Score
Response time
0.82 s
File size
32.40 kB
Words
443
Media files
8
Number of links
94 internal / 14 external

Task list of SEO Improvements

Meta specifications

Title
(Critically important)
National Renewable Energy Laboratory (NREL) Home Page | NREL
The page title should be shorter than 580 pixels. It is 606 pixels long. Optimize title
There are no duplicate words in the title
Meta description
(Critically important)
The only federal laboratory dedicated to research, development, commercialization, and deployment of renewable energy and energy efficiency technologies.
The length of the meta description is perfect. (966 pixels out of 1000 max pixel length)
Crawlability
(Critically important)
There are no problems in accessing the website.
Canonical URL
(Important)
No canonical link is 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)
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)
The favicon is linked correctly.

Meta tags

NameValue
viewportwidth=device-width, initial-scale=1
DescriptionThe only federal laboratory dedicated to research, development, commercialization, and deployment of renewable energy and energy efficiency technologies.
robotsmax-image-preview:large
langen
og:titleNational Renewable Energy Laboratory (NREL) Home Page
og:urlhttps://www.nrel.gov/index.html
X-UA-CompatibleIE=edge
last-modifiedWed, 15 Jan 2025 15:54:47 GMT
charsetutf-8

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Page quality

Content
(Critically important)
Some words from the page title are not used within the pages content
Words from the H1 heading are not used in the page content.
There are only 443 words on this page. Good pages should have about 800 words of useful content.
19.2% of the text are stop words.
The page contains a listing, which indicates a good text layout.
7 paragraphs were found on this page.
No placeholders texts or images were found.
There are no duplicates on the site.
The average number of words per sentence of 15.56 words is good.
Frames
(Critically important)
This page does not use a frameset.
Mobile optimization
(Somewhat important)
This page loads 9 JavaScript files. This may affect the load time negatively.
A viewport "width=device-width, initial-scale=1" is provided.
At least one Apple touch icon is specified.
Bold and strong tags
(Somewhat important)
Some tags are too long. With 191 characters this one is longer than 70 characters:
"the national renewable energy laboratory (nrel) is transforming energy through research, development, ..."
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
/assets/images/nrel-logo-web.svgNational Renewable Energy Laboratory
...ucking-calls-for-high-power-charging.jpgA man plugs a charging cable into a large electric truck.
/assets/images/hp-data-tools-60110.jpgThree NREL researchers talk in front of video screen.
/assets/images/hp-jobs-58257.jpgTwo NREL scientists on top of a wind turbine.
/assets/images/hp-energy-basics.jpgAn employees hold a sign that says "7 Fun Facts About Hydrogen"
/assets/images/alliance-logo-black.svgAlliance for Sustainable Energy, LLC
/assets/images/doe-logo-2024.svgU.S. Department of Energy
Video URLWidthHeight
https://www.youtube.com/embed/QNXrOppc920

Page structure

H1 heading
(Critically important)
The Dawn of Electric Trucking Calls for High-Power Charging
The H1 heading is perfect.
Headings
(Important)
The heading structure is perfect.

Heading structure

Heading levelContent
H1 The Dawn of Electric Trucking Calls for High-Power Charging
H2 Data and Tools
H2 Find a Job
H2 Energy Basics
H2 Research Areas
H3 News
H3 Popular Publications
Some internal link anchor texts are too long.
Some anchor texts are used more than once.
There are 1 links with a trivial anchor text.
The number of internal links is ok.
All internal links are not using dynamic parameters.
There are 14 external links on this page.

Found links on this page

LinkAttributesAnchor text
https://www.nrel.gov/Anchor Skip to main content
https://www.nrel.gov/IMG-ALT National Renewable Energy Laboratory
https://www.nrel.gov/about/Subdomain About NREL
https://www.nrel.gov/about/visionSubdomain Mission & Vision
/about/leadershipSubdomain Leadership
https://www.nrel.gov/about/awardsSubdomain Awards
/about/economic-impactSubdomain Economic Impact
/about/sustainabilitySubdomain Sustainability
/about/energy-educationSubdomain Education
/about/communitySubdomain Community
/about/historySubdomain History
https://www.nrel.gov/about/ehsSubdomain Environment, Safety, Health, & Quality
/about/visiting-nrelSubdomain Visiting NREL
/about/contactsSubdomain Contact Information
https://www.nrel.gov/researchSubdomain Research
/research/areasSubdomain Research Areas
/research/partnering-facilitiesSubdomain Facilities
/research/publicationsSubdomain Publications
/research/data-toolsSubdomain Data & Tools
/research/directoratesSubdomain Directorates
/research/fellowsSubdomain Fellows
/research/collaborationsSubdomain Collaborations
/research/learningSubdomain Energy Basics
/workingwithusSubdomain Partner With Us
/workingwithus/our-partnersSubdomain Our Partners
/workingwithus/strategic-partn...Subdomain Public-Private Partnerships
/workingwithus/entrepreneurshipSubdomain Entrepreneurship
/workingwithus/university-part...Subdomain Universities
/workingwithus/licensingSubdomain Licensing
/workingwithus/technology-part...Subdomain Agreements
/workingwithus/procurementSubdomain Procurement
https://www.nrel.gov/news/News
/news/news.htmlNews & Feature Stories
/news/subscribe.htmlSubscribe
https://www.nrel.gov/careersSubdomain Careers
/careers/find-jobSubdomain Find a Job
/careers/internshipsSubdomain Internships
/careers/post-docsSubdomain Postdoctoral Opportunities
/careers/workforce-developmentSubdomain Workforce Development Affiliate Programs
/careers/discover-nrelSubdomain Discover NREL
/careers/employee-recognitionSubdomain Employee Recognition
/news/features/2025/the-dawn-o...IMG-ALT A man plugs a charging cable into a large electric truck.
/news/features/2025/the-dawn-o...Trivial anchor text
Read more
/workingwithusSubdomain Partner with us
/research/data-toolsSubdomain Data and Tools
/careers/find-jobSubdomain Text duplicate Find a Job
/research/learningSubdomain Text duplicate Energy Basics
/news/news.htmlText duplicate News
/news/subscribe.htmlText duplicate Subscribe
/news/program/2025/reducing-da...Subdomain Reducing Data Center Peak Cooling Demand and Energy Costs With Underground Thermal Energy Storage
/news/program/2025/introducing...Subdomain Introducing GeoBridge, a New Launch Point for Geothermal Information
/news/program/2025/aries-solut...Subdomain ARIES: Solutions at any Scale
/news/program/2025/these-innov...Subdomain These Innovative Approaches Harness the Benefits of Rooftop Solar Energy for Homes and Small Businesses
/research/publications.htmlPopular Publications
/docs/fy25osti/92076.pdfSubdomain Distribution Transformer Demand: Understanding Demand Segmentation, Drivers, and Management Through 2050
/docs/fy25osti/91036.pdfSubdomain Heliostat Consortium Annual Report: 2024
/docs/fy25osti/91695.pdfSubdomain Tough Break: Many Factors Make Glass Breakage More Likely
/docs/fy25osti/91151.pdfSubdomain Advancing Geothermal Research: Fiscal Year 2024 Accomplishments Report
/docs/fy25osti/90992.pdfSubdomain Evolving Competitive Markets in SAPP: Leveraging Competitive Wholesale Electricity Markets to Drive Renewable Generation Capacity in the Southern African Pow...
/research/areas.htmlText duplicate Research Areas
/manufacturingSubdomain Advanced Manufacturing
https://www.nrel.gov/bioenergySubdomain Bioenergy
https://www.nrel.gov/buildingsSubdomain Buildings
/chemistry-nanoscienceSubdomain Chemistry and Nanoscience
/computational-scienceSubdomain Computational Science
https://www.nrel.gov/analysisSubdomain Energy Analysis
/security-resilience/Subdomain Energy Security and Resilience
https://www.nrel.gov/storageSubdomain Energy Storage
https://www.nrel.gov/geothermalSubdomain Geothermal
https://www.nrel.gov/gridSubdomain Grid Modernization
https://www.nrel.gov/hydrogenSubdomain Hydrogen and Fuel Cells
/energy-solutionsSubdomain Integrated Energy Solutions
/internationalSubdomain International Activities
/materials-scienceSubdomain Materials Science
https://www.nrel.gov/solarSubdomain Solar
/state-local-tribal/Subdomain State, Local, and Tribal Governments
/transportationSubdomain Transportation and Mobility
https://www.nrel.gov/waterSubdomain Water
https://www.nrel.gov/windSubdomain Wind
https://www.nrel.gov/workforceSubdomain Workforce
/news/video/nrel-saving-the-pl...Text version
https://www.nrel.gov/index.htmlText duplicate National Renewable Energy Laboratory
https://www.nrel.gov/aboutSubdomain About
https://www.nrel.gov/aboutSubdomain Text duplicate Research
/workingwithusSubdomain Text duplicate Partner With Us
/news/index.htmlText duplicate News
https://www.nrel.gov/careersSubdomain Text duplicate Careers
/webmaster.htmlContact Us
/about/visiting-nrelSubdomain Visit
/news/subscribe.htmlSubscribe to NREL
https://www.facebook.com/natio...External Subdomain No Text
https://www.instagram.com/nati...External Subdomain No Text
https://www.linkedin.com/compa...External Subdomain No Text
https://www.youtube.com/user/N...External Subdomain No Text
https://twitter.com/nrel/External No Text
https://www.threads.net/@natio...External Subdomain No Text
/accessibility.htmlAccessibility
/disclaimer.htmlDisclaimer
/security.htmlSecurity and Privacy
/webmaster.htmlSite Feedback
https://developer.nrel.gov/External Subdomain Developers
https://thesource.nrel.gov/External Subdomain Employees
https://www.allianceforsustain...External Subdomain IMG-ALT Alliance for Sustainable Energy, LLC
https://www.energy.gov/External Subdomain IMG-ALT U.S. Department of Energy
https://www.energy.gov/External Subdomain Text duplicate U.S. Department of Energy
https://www.energy.gov/eere/of...External Subdomain Office of Energy Efficiency and Renewable Energy
https://www.allianceforsustain...External Subdomain Alliance for Sustainable Energy LLC
http://cms.nrel.gov/10?skin=ou...External Subdomain Content Editors

Server configuration

HTTP redirects
(Critically important)
This page redirects to "https://www.nrel.gov/"
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 of 0.82 seconds is longer than the recommended limit of 0.4 seconds. A high response time unnecessarily slows down search engine crawling and results in bad user experience as well.
This page loads 6 CSS files. This may affect the page load time negatively.
This page loads 9 JavaScript files. This may affect the load time negatively.
The file size of the HTML document is fine (32 kB).

HTTP Response Header

NameValue
dateSat, 15 Feb 2025 23:41:36 GMT
varyOrigin
content-encodinggzip
content-length7759
keep-alivetimeout=5, max=100
connectionclose
content-typetext/html; charset=UTF-8
set-cookie118 Characters
public-key-pinspin-sha256="X3pGTSOuJeEVw989IJ/cEtXUEmy52zs1TZQrU06KUKg=" max-age=15552000; includeSubDomains
x-xss-protection1; mode=block
x-frame-optionsSAMEORIGIN
x-content-type-optionsnosniff
access-control-allow-origindomain
cache-controlno-cache, no-store, must-revalidate, max-age=0, s-maxage=0
strict-transport-securitymax-age=31622400
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 3,599 referring domains.
This page has 1,128,838 backlinks.
This page has backlinks from 2,709 different ip addresses.

Links from Wikipedia

You can find more links using Wikipedia search

Robots.txt

No valid Robots.txt file was found.

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Search preview

www.nrel.gov
National Renewable Energy Laboratory (NREL) Home Page | NREL
The only federal laboratory dedicated to research, development, commercialization, and deployment of renewable energy and energy efficiency technologies.

Most important keywords

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

KeywordResultRecheck
Energy70%Check
Renewable Energy67%Check
Renewable Energy Laboratory66%Check
NREL65%Check
Laboratory64%Check
National Renewable Energy Laboratory63%Check
energy efficiency60%Check
Charging58%Check
National Laboratory58%Check
Research56%Check
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