Nrel.gov - SEO Checker

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Overview of the SEO Check
Meta information
65% 
Page quality
80% 
Page structure
66% 
Link structure
90% 
Server
86% 
External factors
100% 
SEO Score
Response time
0.69 s
File size
39.30 kB
Words
432
Media files
8
Number of links
91 internal / 12 external

Task list of SEO Improvements

Meta specifications

Title
(Critically important)
Home | NREL
The page title is too short. (123 pixels of 580 max pixel length) Optimize title
There are no duplicate words in the title
Meta description
(Critically important)
NREL Home page
The meta description is too short. (112 pixels out of 1000 max pixel length) Optimize description
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: 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)
The favicon is linked correctly.

Meta tags

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theme-color#0079C2
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msapplication-TileColor#ffffff
msapplication-TileImage/ResourcePackages/Frontend/public/library/img/favicons/gov/ms-icon-144x144.png?v=0
descriptionNREL Home page
langen
charsetutf-8

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Page quality

Content
(Critically important)
There are only 432 words on this page. Good pages should have about 800 words of useful content.
18.5% of the text are stop words.
Words from the H1 heading are used in the page content.
The page contains a listing, which indicates a good text layout.
6 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 16.63 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, shrink-to-fit=no" is provided.
At least one Apple touch icon is specified.
Bold and strong tags
(Somewhat important)
Some tags are too long. With 210 characters this one is longer than 70 characters:
"the national renewable energy laboratory (nrel) bridges research with real-world applications to advan..."
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
...raries/global/nrel.svg?sfvrsn=d16c1421_4NREL logo
...-hp-hero-wec-83443.jpg?sfvrsn=b8058deb_2A group of people standing underneath large machinery in a research space.
...CE3171660DA01153C5E8D9461DABF34168E31E89Two people discuss a map projected onto a wall67850-grid-model
...obal/hp-jobs-58257.jpg?sfvrsn=e5eca122_0Two NREL scientists on top of a wind turbine.hp-jobs-58257
...l/hp-energy-basics.jpg?sfvrsn=d5e2f1fa_0An employees hold a sign that says hp-energy-basics
...tend/public/library/img/icon/threads.svgShare on Threads
...lliance-logo-black.svg?sfvrsn=8de460bc_1Alliance for Sustainable Energy, LLCalliance-logo-black
...partment-of-energy.svg?sfvrsn=ed4fc41c_1U.S. Department of EnergyU.S. Department of Energy

Page structure

H1 heading
(Critically important)
HERO's Mission: An Elevator Part Could Bolster Marine Energy Technologies
Too many H1 headings
Headings
(Important)
Some headings occur twice on the page.

Heading structure

Heading levelContent
H1 HERO's Mission: An Elevator Part Could Bolster Marine Energy Technologies
H1 HERO's Mission: An Elevator Part Could Bolster Marine Energy Technologies Duplicate text
H2 NREL's latest HERO WEC mission status update examines how a polyurethane belt could improve the reliability of wave energy converters.
H2 Data and Tools
H2 Find A Job
H2 Energy Basics
H2 Popular Publications
H2 Research Areas
H3 News
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 12 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/Subdomain IMG-ALT NREL logo
https://www.nrel.gov/aboutAbout
https://www.nrel.gov/about/visionMission & Vision
/about/leadershipLeadership
https://www.nrel.gov/about/awardsAwards
/about/economic-impactEconomic Impact
/about/energy-educationEducation
/about/communityCommunity
/about/historyHistory
https://www.nrel.gov/about/ehsEnvironment, Safety, Health, & Quality
/about/visiting-nrelVisiting NREL
/about/contactsContact Information
https://www.nrel.gov/researchResearch
/research/areasResearch Areas
/research/partnering-facilitiesFacilities
/research/publicationsPublications
/research/data-toolsData & Tools
/research/directoratesDirectorates
/research/fellowsFellows
/research/collaborationsCollaborations
/research/learningEnergy Basics
/workingwithusPartner With Us
/workingwithus/our-partnersOur Partners
/workingwithus/entrepreneurshipEntrepreneurship
/workingwithus/university-part...Universities
/workingwithus/licensingLicensing
/workingwithus/technology-part...Agreements
/workingwithus/procurementProcurement
https://www.nrel.gov/newsNews
https://www.nrel.gov/news/newsNews & Feature Stories
/news/subscribeSubscribe
https://www.nrel.gov/careersCareers
/careers/find-jobFind a Job
/careers/laboratory-director-s...Laboratory Director Search
/careers/internshipsInternships
/careers/post-docsPostdoctoral Positions
/careers/workforce-developmentWorkforce Development Affiliate Programs
/careers/discover-nrelDiscover NREL
/careers/employee-recognitionEmployee Recognition
/news/detail/program/2025/hero...Trivial anchor text
Read More
/workingwithusSubdomain Partner with us
/research/data-toolsData and Tools
/careers/find-jobFind A Job
/research/learningText duplicate Energy Basics
https://www.nrel.gov/news/newsText duplicate News
/news/subscribeText duplicate Subscribe
/news/detail/program/2025/earl...Subdomain Early-Career Spotlight: Michelle Herrera
/news/detail/program/2025/hero...Subdomain HERO’s Mission: An Elevator Part Could Bolster Marine Energy Technologies
/news/detail/program/2025/15-y...Subdomain 15 Years and Counting: A Unique Solution for Transportation Data Sharing
/news/detail/program/2025/winn...Subdomain Winners of Solar District Cup Class of 2024–2025 Announced
/research/publicationsPopular 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/areasText duplicate Research Areas
/manufacturingSubdomain Advanced Manufacturing
https://www.nrel.gov/bioenergySubdomain Bioenergy and Bioeconomy
https://www.nrel.gov/buildingsSubdomain Buildings
/chemistry-nanoscienceSubdomain Chemistry and Nanoscience
/computational-scienceSubdomain Computational Science
https://www.nrel.gov/analysisSubdomain Energy Analysis
/security-resilienceSubdomain 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-tribalSubdomain 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
https://www.nrel.gov/Subdomain National Renewable Energy Laboratory
https://www.nrel.gov/aboutText duplicate About
https://www.nrel.gov/researchText duplicate Research
/workingwithusText duplicate Partner With Us
https://www.nrel.gov/news/Subdomain Text duplicate News
https://www.nrel.gov/careersText duplicate Careers
https://www.nrel.gov/webmasterContact Us
/about/visiting-nrelVisit
/news/subscribe.htmlSubdomain Subscribe 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.htmlSubdomain Accessibility
/disclaimer.htmlSubdomain Disclaimer
/security.htmlSubdomain Security and Privacy
/webmaster.htmlSubdomain Site 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

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 0.69 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.
The file size of the HTML document is fine (39 kB).

HTTP Response Header

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access-control-expose-headersRequest-Context
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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

User-agent: *
Allow:

Sitemap: https://www.nrel.gov/sitemap/sitemap-index.xml

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www.nrel.gov
Home | NREL
NREL Home page

Most important keywords

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

KeywordResultRecheck
NREL82%Check
Energy62%Check
Energy Technologies61%Check
Part60%Check
Technologies59%Check
Bolster59%Check
Marine59%Check
HERO56%Check
Mission54%Check
Elevator54%Check
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