Pnnl.gov - SEO Checker

Overview of the SEO Check
Meta information
100% 
Page quality
80% 
Page structure
39% 
Link structure
82% 
Server
0% 
External factors
100% 
SEO Score
Response time
2.58 s
File size
89.30 kB
Words
962
Media files
11
Number of links
261 internal / 10 external

Task list of SEO Improvements

Meta specifications

Title
(Critically important)
Pacific Northwest National Laboratory | PNNL
The length of the page title is perfect. (409 pixels out of 580 max pixel length)
There are no duplicate words in the title
Meta description
(Critically important)
PNNL advances the frontiers of knowledge, taking on some of the world’s greatest science and technology challenges.
The length of the meta description is perfect. (728 pixels out of 1000 max pixel length)
Crawlability
(Critically important)
There are no problems in accessing the website.
Canonical URL
(Important)
https://www.pnnl.gov/
There is a valid canonical link 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
descriptionPNNL advances the frontiers of knowledge, taking on some of the world’s greatest science and technology challenges.
keywordsnational lab, DOE lab
msvalidate.014929B4935AFFF75296D95B26EF075022
facebook-domain-verification7nelq0wikwqwb0kr5hla66xaol01zp
google-site-verificationwEePteTXTZb6GZGMJpTKA2W8luCP4XYSEgGOmqCVy4M
GeneratorDrupal 9 (https://www.drupal.org)
MobileOptimizedwidth
HandheldFriendlytrue
viewportwidth=device-width, initial-scale=1.0
msapplication-TileColor#da532c
theme-color#ffffff
langen
og:site_namePNNL
og:urlhttps://www.pnnl.gov/node/59608
og:titlePacific Northwest National Laboratory
x-ua-compatibleie=edge
charsetutf-8

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Page quality

Content
(Critically important)
This page contains 962 words. That's ok.
15.6% 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.
5 paragraphs were found on this page.
The text content is perfect.
No placeholders texts or images were found.
There are no duplicates on the site.
The average number of words per sentence of 21.25 words is good.
Frames
(Critically important)
This page does not use a frameset.
Mobile optimization
(Somewhat important)
This page loads 57 JavaScript files. This may affect the load time negatively.
A viewport "width=device-width, initial-scale=1.0" 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)
Alt text (alternative text) is correctly used on all found images.
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
...CSD0756-0863_TEC4_Hero.jpg?itok=2qt40OivA cloud image that also includes molecules and test tubes
...b Size-Shilling_John-8.jpg?itok=yX7dDua6John Shilling stands inside the environmental chamber laboratory
.../media/image/pnnl.quoteback.900x1600.jpgPNNL Quotebox
...age/CISA.SIM_.1208x500.jpg?itok=y2xRwa1KTwo people looking at computer screens. In back of them, a third person leans over their shoulder to view a computer screen. In the background there's an instrument mimicking a water treatment plant with two tall glass cylinders filled with water.
...ia/image/iconographic5.png?itok=i_lwa8geAbout Page Budget Icon
...ia/image/iconographic1.png?itok=KlQU5tYoAbout Page Staff Icon
...rosoftTeams-image (38).png?itok=c8Iig0H_Icon of a lightbulb flashing
Video URLWidthHeight
.../files/2022-06/Latest Homepage Video.mp4
...9/Final Aeriel Video - PNNL-Homepage.mp4
...Q3hpBAQ_O-lGrtHz0uBuU7EGlFywcGVQvp8uVwxU854480
...mzhtQU8we4vE0aiKhfcruSAXKt_mUAOkGQITtaZo854480

Page structure

H1 heading
(Critically important)
PNNL
Too many H1 headings
The H1 heading consists of only one word. There should be more information given.
The H1 heading is too short (4 characters). It should be at least 20 Characters long.
Headings
(Important)
Some headings occur twice on the page.

Heading structure

Heading levelContent
H1 PNNL
H1 Where Great Minds Meet Great Challenges
H1 PNNL Duplicate text
H2 Pacific Northwest National Laboratory is a leading center for scientific discovery in chemistry, data analytics, and Earth science, and for technological innovation in sustainable energy and nation...
H2 Latest News
H2 A National Lab with Pacific Northwest Roots and Global Reach
H2 Get the Latest from the PNNL Newsroom
H2 Working at PNNL
H2 $1.5B
H2 6,089
H2 5,827
H2 Life in the Tri-Cities
H3 Cloud Computing Captures Chemistry Code
H3 Ahead in the Clouds
H3 More News from PNNL
H3 A Recipe for Quantum Scaling
H3 Thwarting Threats in the Supply Chain
H3 More Electricity Transmission Lines Would Lower Costs, Increase Reliability
H3 Security Professionals Face Cyberattacks in Real-Time Trainings at PNNL
H3 PNNL By the Numbers
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.
The number of internal links is ok.
There are 10 external links on this page.
LinkAttributesAnchor text
https://www.pnnl.gov/Anchor Skip to main content
https://www.pnnl.gov/Subdomain PNNL
A-TITLE Home
https://www.pnnl.gov/aboutAbout
A-TITLE About
/news?news[0]=type:994&news[1]...News & Media
A-TITLE News & Media
https://careers.pnnl.gov/External Subdomain Careers
A-TITLE Careers
https://www.pnnl.gov/eventsEvents
A-TITLE Events
/scientific-discoveryScientific Discovery
https://www.pnnl.gov/biologyBiology
/chemical-biologyChemical Biology
/computational-biologyComputational Biology
/ecosystem-scienceEcosystem Science
https://www.pnnl.gov/human-healthHuman Health
/cancer-biologyCancer Biology
/exposure-science-pathogen-bio...Exposure Science & Pathogen Biology
/metabolic-inflammatory-diseasesMetabolic Inflammatory Diseases
/integrative-omicsIntegrative Omics
/advanced-metabolomicsAdvanced Metabolomics
/chemical-biologyText duplicate Chemical Biology
/mass-spectrometry-based-measu...Mass Spectrometry-Based Measurement Technologies
/spatial-and-single-cell-prote...Spatial and Single-Cell Proteomics
/structural-biologyStructural Biology
/microbiome-scienceMicrobiome Science
/biofuels-bioproductsBiofuels & Bioproducts
/human-microbiomeHuman Microbiome
/soil-microbiomeSoil Microbiome
/synthetic-biologySynthetic Biology
https://www.pnnl.gov/chemistryChemistry
/computational-chemistryComputational Chemistry
/chemical-separationsChemical Separations
/chemical-physicsChemical Physics
https://www.pnnl.gov/catalysisCatalysis
/earth-coastal-scienceEarth & Coastal Sciences
/atmospheric-scienceAtmospheric Science
/atmospheric-aerosolsAtmospheric Aerosols
/human-earth-system-interactionsHuman-Earth System Interactions
/modeling-earth-systemsModeling Earth Systems
/coastal-scienceCoastal Science
/ecosystem-scienceText duplicate Ecosystem Science
/plant-sciencePlant Science
/subsurface-scienceSubsurface Science
/terrestrial-aquaticsTerrestrial Aquatics
/materials-sciencesMaterials Sciences
/materials-extreme-environmentsMaterials in Extreme Environments
/precision-materials-designPrecision Materials by Design
/science-interfacesScience of Interfaces
/solid-phase-processingSolid Phase Processing
https://www.pnnl.gov/cold-sprayCold Spray
/friction-stir-welding-processingFriction Stir Welding & Processing
https://www.pnnl.gov/shapeShAPE
/nuclear-particle-physicsNuclear & Particle Physics
https://www.pnnl.gov/dark-matterDark Matter
/flavor-physicsFlavor Physics
/fusion-energy-scienceFusion Energy Science
/neutrino-physicsNeutrino Physics
/quantum-information-sciencesQuantum Information Sciences
/sustainable-energySustainable Energy
/electric-grid-modernizationElectric Grid Modernization
/emergency-responseEmergency Response
/grid-analyticsGrid Analytics
https://www.pnnl.gov/AGMAGM Program
/grid-modeling-tools-and-capab...Tools and Capabilities
/grid-architectureGrid Architecture
/grid-cybersecurityGrid Cybersecurity
/grid-energy-storageGrid Energy Storage
/grid-resilience-and-decarboni...Grid Resilience and Decarbonization
/earth-system-modelingEarth System Modeling
/energy-system-modelingEnergy System Modeling
https://www.pnnl.gov/transmissionTransmission
https://www.pnnl.gov/distributionDistribution
/energy-storageEnergy Storage
/electrochemical-energy-storageElectrochemical Energy Storage
/flexible-loads-and-generationFlexible Loads and Generation
/grid-integration-controls-and...Grid Integration, Controls, and Architecture
/regulation-policy-and-valuationRegulation, Policy, and Valuation
/science-supporting-energy-sto...Science Supporting Energy Storage
/chemical-energy-storageChemical Energy Storage
/environmental-managementEnvironmental Management
/waste-processingWaste Processing
/radiation-measurementRadiation Measurement
/environmental-remediationEnvironmental Remediation
/fossil-energyFossil Energy
/subsurface-energy-systemsSubsurface Energy Systems
/carbon-managementCarbon Management
/carbon-captureCarbon Capture
/carbon-storageCarbon Storage
/carbon-utilizationCarbon Utilization
/advanced-hydrocarbon-conversionAdvanced Hydrocarbon Conversion
/nuclear-energyNuclear Energy
/fuel-cycle-researchFuel Cycle Research
/advanced-reactorsAdvanced Reactors
/reactor-operationsReactor Operations
/reactor-licensingReactor Licensing
/renewable-energyRenewable Energy
https://www.pnnl.gov/solar-energySolar Energy
https://www.pnnl.gov/wind-energyWind Energy
/wind-resource-characterizationWind Resource Characterization
/wildlife-and-windWildlife and Wind
/community-values-and-ocean-co...Community Values and Ocean Co-Use
/wind-systems-integrationWind Systems Integration
/wind-data-managementWind Data Management
/distributed-windDistributed Wind
/energy-equity-healthEnergy Equity & Health
/marine-energyMarine Energy
/environmental-monitoring-mari...Environmental Monitoring for Marine Energy
/marine-biofouling-and-corrosionMarine Biofouling and Corrosion
/marine-energy-resource-charac...Marine Energy Resource Characterization
/testing-marine-energyTesting for Marine Energy
https://www.pnnl.gov/blue-economyThe Blue Economy
https://www.pnnl.gov/hydropowerHydropower
/environmental-performance-hyd...Environmental Performance of Hydropower
/hydropower-cybersecurity-and-...Hydropower Cybersecurity and Digitalization
/hydropower-and-electric-gridHydropower and the Electric Grid
/materials-science-hydropowerMaterials Science for Hydropower
/pumped-storage-hydropowerPumped Storage Hydropower
/water-hydropower-planningWater + Hydropower Planning
/grid-integration-renewable-en...Grid Integration of Renewable Energy
/geothermal-energyGeothermal Energy
/transportationTransportation
/bioenergy-technologiesBioenergy Technologies
/algal-biofuelsAlgal Biofuels
/aviation-biofuelsAviation Biofuels
/waste-energy-and-productsWaste-to-Energy and Products
/hydrogen-fuel-cellsHydrogen & Fuel Cells
/vehicle-technologiesVehicle Technologies
/emission-controlEmission Control
/energy-efficient-mobility-sys...Energy-Efficient Mobility Systems
/lightweight-materialsLightweight Materials
/vehicle-electrificationVehicle Electrification
/vehicle-grid-integrationVehicle Grid Integration
/energy-efficiencyEnergy Efficiency
/appliance-and-equipment-stand...Appliance and Equipment Standards
/building-energy-codesBuilding Energy Codes
/building-and-grid-modelingBuilding and Grid Modeling
/commercial-buildingsCommercial Buildings
/federal-buildingsFederal Buildings
/federal-performance-optimizationFederal Performance Optimization
/resilience-and-securityResilience and Security
/grid-resilience-and-decarboni...Text duplicate Grid Resilience and Decarbonization
/residential-buildingsResidential Buildings
/building-america-solution-centerBuilding America Solution Center
/energy-efficient-technology-i...Energy Efficient Technology Integration
/home-energy-scoreHome Energy Score
/energy-efficient-technology-i...Text duplicate Energy Efficient Technology Integration
/building-technologiesBuilding Technologies
/advanced-building-controlsAdvanced Building Controls
/advanced-lightingAdvanced Lighting
/building-grid-integrationBuilding-Grid Integration
/national-securityNational Security
/chemical-biothreat-signaturesChemical & Biothreat Signatures
/contraband-detectionContraband Detection
/pathogen-science-detectionPathogen Science & Detection
/explosives-detectionExplosives Detection
/threat-agnostic-biodefenseThreat-Agnostic Biodefense
/cybersecurityCybersecurity
/discovery-and-insightDiscovery and Insight
/proactive-defenseProactive Defense
/trusted-systemsTrusted Systems
/nuclear-material-scienceNuclear Material Science
/nuclear-nonproliferationNuclear Nonproliferation
/radiological-nuclear-detectionRadiological & Nuclear Detection
/nuclear-forensicsNuclear Forensics
/ultra-sensitive-nuclear-measu...Ultra-Sensitive Nuclear Measurements
/nuclear-explosion-monitoringNuclear Explosion Monitoring
/global-nuclear-radiological-s...Global Nuclear & Radiological Security
/stakeholder-engagementStakeholder Engagement
/disaster-recoveryDisaster Recovery
/global-collaborationsGlobal Collaborations
/legislative-and-regulatory-an...Legislative and Regulatory Analysis
/technical-trainingTechnical Training
/systems-integration-deploymentSystems Integration & Deployment
/additive-manufacturingAdditive Manufacturing
/deployed-technologiesDeployed Technologies
/rapid-prototypingRapid Prototyping
/systems-engineeringSystems Engineering
/threat-analysisThreat Analysis
/advanced-wireless-securityAdvanced Wireless Security
https://www.pnnl.gov/5g-security5G Security
/rf-signal-detection-exploitationRF Signal Detection & Exploitation
/climate-securityClimate Security
/grid-resilience-and-decarboni...Text duplicate Grid Resilience and Decarbonization
/internet-thingsInternet of Things
/maritime-securityMaritime Security
/millimeter-waveMillimeter Wave
/data-science-computingData Science & Computing
/artificial-intelligenceArtificial Intelligence
/graph-and-data-analyticsGraph and Data Analytics
/software-engineeringSoftware Engineering
/computational-mathematics-sta...Computational Mathematics & Statistics
/high-performance-computingHigh-Performance Computing
/adaptive-autonomous-systemsAdaptive Autonomous Systems
/visual-analyticsVisual Analytics
/lab-objectivesLab Objectives
/publications-reportsPublications & Reports
/featured-researchFeatured Research
https://www.pnnl.gov/inventorsInventors
A-TITLE Inventors
/diversity-inclusionDiversity, Equity, Inclusion & Accessibility
A-TITLE Diversity
/lab-leadershipLab Leadership
A-TITLE Lab Leadership
/senior-research-fellowsLab Fellows
/staff-accomplishmentsStaff Accomplishments
https://www.pnnl.gov/educationEducation
A-TITLE Education partnerships at PNNL
/undergraduate-studentsUndergraduate Students
/graduate-studentsGraduate Students
/post-graduate-studentsPost-graduate Students
/university-facultyUniversity Faculty
/university-partnershipsUniversity Partnerships
/k-12-educators-and-studentsK-12 Educators and Students
/stem-educationSTEM Education
/stem-workforce-developmentSTEM Workforce Development
/stem-outreachSTEM Outreach
/stem-education/meet-teamMeet the Team
https://www.pnnl.gov/internshipsInternships
https://www.pnnl.gov/communityCommunity
A-TITLE Community
/regional-impactRegional Impact
https://www.pnnl.gov/philanthropyPhilanthropy
https://www.pnnl.gov/volunteeringVolunteering
https://www.pnnl.gov/industryIndustry
A-TITLE Industry
/available-technologiesAvailable Technologies
https://www.pnnl.gov/industryText duplicate Industry
/industry-partnershipsIndustry Partnerships
/licensing-technology-transferLicensing & Technology Transfer
/entrepreneurial-leaveEntrepreneurial Leave
/available-technologies/visual...Visual Intellectual Property Search (VIPS)
https://www.pnnl.gov/facilitiesAll Facilities
/atmospheric-radiation-measure...Atmospheric Radiation Measurement User Facility
A-TITLE Atmospheric Radiation Measurement Research Facility
/electricity-infrastructure-op...Electricity Infrastructure Operations Center
A-TITLE Electricity Infrastructure Operations Center
/energy-sciences-centerEnergy Sciences Center
A-TITLE Energy Sciences Center
/environmental-molecular-scien...Environmental Molecular Sciences Laboratory
A-TITLE Environmental Molecular Sciences Laboratory
/grid-storage-launchpad-pnnlGrid Storage Launchpad
A-TITLE Grid Storage Launchpad
/institute-integrated-catalysisInstitute for Integrated Catalysis
A-TITLE Institute for Integrated Catalysis
/interdiction-technology-and-i...Interdiction Technology and Integration Laboratory
A-TITLE Interdiction Technology and Integration Laboratory
/portland-research-centerPNNL Portland Research Center
/seattle-research-centerPNNL Seattle Research Center
A-TITLE PNNL Seattle Research Center
https://www.pnnl.gov/pnnl-sequimPNNL-Sequim (Marine and Coastal Research)
A-TITLE PNNL-Sequim (Marine and Coastal Research)
/radiochemical-processing-labo...Radiochemical Processing Laboratory
A-TITLE Radiochemical Processing Laboratory
/shallow-underground-laboratoryShallow Underground Laboratory
A-TITLE Shallow Underground Laboratory
https://www.pnnl.gov/aboutSubdomain Learn More
/scientific-discoverySubdomain Text duplicate Scientific Discovery
/energy-resiliencySubdomain Text duplicate Sustainable Energy
/national-securitySubdomain Text duplicate National Security
/news-media/cloud-computing-ca...OCTOBER 21, 2024 Cloud Computing Captures Chemistry Code Learn more
IMG-ALT A cloud image that also includes molecules and test tubes
/news-media/ahead-cloudsOCTOBER 17, 2024 Ahead in the Clouds Learn more
IMG-ALT John Shilling stands inside the environmental chamber laboratory
/news-media/soils-six-continen...We’ve found a community of viruses with a diversity beyond anything we’ve seen in bacteria. Emily Graham PNNL Ecologist Read More
IMG-ALT PNNL Quotebox
/earth-system-scienceSubdomain unlocking the mysteries of Earth’s climate
/electric-grid-modernizationSubdomain modernize the U.S. electric power grid
/nuclear-nonproliferationSubdomain safeguarding ports
/lab-objectivesSubdomain Text duplicate Lab Objectives
/news-media/recipe-quantum-sca...A Recipe for Quantum Scaling
/news-media/thwarting-threats-...Thwarting Threats in the Supply Chain
/news-media/more-electricity-t...More Electricity Transmission Lines Would Lower Costs, Increase Reliability
https://www.pnnl.gov/newsFind the Latest News
/news-media/security-professio...OCTOBER 16, 2024 Security Professionals Face Cyberattacks in Real-Time Trainings at PNNL Learn more
IMG-ALT Two people looking at computer screens. In back of them, a third person leans over their shoulder to view a computer screen. In the background there's an ins...
https://www.pnnl.gov/life-at-pnnlSubdomain Text duplicate Learn More
/living-tri-citiesText duplicate Learn More
https://www.pnnl.gov/Subdomain Text duplicate PNNL
A-TITLE Home
https://www.pnnl.gov/contactsContact
A-TITLE Contact
https://careers.pnnl.gov/External Subdomain Text duplicate Careers
A-TITLE Careers
https://www.pnnl.gov/business/Subdomain Doing Business
/pnnl-annual-site-environmenta...Subdomain Environmental Reports
/security-privacySecurity & Privacy
A-TITLE Security & Privacy
https://doe.responsibledisclos...External Subdomain Vulnerability Disclosure Program
/scientific-discoveryText duplicate Scientific Discovery
A-TITLE Scientific Discovery
/energy-resiliencyText duplicate Sustainable Energy
A-TITLE Sustainable Energy
/national-securityText duplicate National Security
A-TITLE National Security
/subscribe-pnnl-newsNew window Subscribe to PNNL News
https://www.energy.gov/External Subdomain Department of Energy Logo
https://www.battelle.org/External Subdomain Battelle Logo
http://www.youtube.com/user/PN...New window External Subdomain YouTube
http://www.facebook.com/PNNLgovNew window External Subdomain Facebook
http://twitter.com/PNNLabNew window External X (formerly Twitter)
https://www.instagram.com/pnnlabNew window External Subdomain Instagram
https://www.linkedin.com/compa...New window External Subdomain LinkedIn

Server configuration

HTTP redirects
(Critically important)
This page redirects to "https://www.pnnl.gov/"
HTTP header
(Important)
The HTML page should be transferred using GZip compression.
No X-Powered HTTP header is sent.
Performance
(Somewhat important)
The page response time is very slow (2.58 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 20 CSS files. This may affect the page load time negatively.
This page loads 57 JavaScript files. This may affect the load time negatively.
The file size of the HTML document is fine (89 kB).

HTTP Response Header

NameValue
dateMon, 28 Oct 2024 02:23:10 GMT
cache-controlmust-revalidate, no-cache, private
x-drupal-dynamic-cacheUNCACHEABLE
x-ua-compatibleIE=edge
content-languageen
expires-1
x-consumer-iddefault_consumer
varyX-Consumer-ID
pragmano-cache
strict-transport-securitymax-age=31536000
access-control-allow-headersContent-Type, Accept, X-CSRF-Token
access-control-allow-methodsGET, POST, PUT, DELETE, OPTIONS
connectionclose
content-typetext/html; charset=UTF-8
x-content-type-optionsnosniff
x-frame-optionsSAMEORIGIN
x-xss-protection1; mode=block
x-permitted-cross-domain-policiesnone
set-cookie165 Characters
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 6,751 referring domains.
This page has 291,735 backlinks.
This page has backlinks from 4,441 different ip addresses.

Search preview

www.pnnl.gov
Pacific Northwest National Laboratory | PNNL
PNNL advances the frontiers of knowledge, taking on some of the world’s greatest science and technology challenges.

Most important keywords

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

KeywordResultRecheck
PNNL92%Check
Lab56%Check
Northwest National Laboratory55%Check
National54%Check
National Laboratory54%Check
Pacific Northwest54%Check
Pacific Northwest National Laboratory54%Check
Laboratory52%Check
Science50%Check
Great Challenges50%Check

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