Nist.gov - SEO Checker

Overview of the SEO Check
Meta information
80% 
Page quality
90% 
Page structure
77% 
Link structure
73% 
Server
89% 
External factors
100% 
SEO Score
Response time
0.54 s
File size
65.50 kB
Words
820
Media files
29
Number of links
164 internal / 17 external

Task list of SEO Improvements

Meta specifications

Title
(Critically important)
National Institute of Standards and Technology | NIST
The length of the page title is perfect. (481 pixels out of 580 max pixel length)
There are no duplicate words in the title
Meta description
(Critically important)
NIST promotes U.S. innovation and industrial competitiveness by advancing measurement science, standards, and technology in ways that enhance economic security and improve our quality of life.
The meta description is too long: 1223 pixels from max. 1000 pixels. Optimize description
Crawlability
(Critically important)
There are no problems in accessing the website.
Canonical URL
(Important)
https://www.nist.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
titleNational Institute of Standards and Technology | NIST
dcterms.titleNational Institute of Standards and Technology | NIST
descriptionNIST promotes U.S. innovation and industrial competitiveness by advancing measurement science, standards, and technology in ways that enhance economic security and improve our quality of life.
msvalidate.019802F04AC0DBFA09E639BA8F2E349685
dcterms.subjectWorking with industry and science to advance innovation and improve quality of life.
google-site-verificationQMu0ODkER3rN5hLcMLqNVf7e3bkjYsNLTuhqfH48jCA
dcterms.typetext
dcterms.formattext/html
dcterms.identifierhttps://www.nist.gov/national-institute-standards-and-technology
GeneratorDrupal 8 (https://www.drupal.org)
MobileOptimizedwidth
HandheldFriendlytrue
viewportwidth=device-width, initial-scale=1.0
langen
og:site_nameNIST
og:typewebsite
og:urlhttps://www.nist.gov/
og:titleNational Institute of Standards and Technology | NIST
og:descriptionNIST promotes U.S. innovation and industrial competitiveness by advancing measurement science, standards, and technology in ways that enhance economic security and improve our quality of life.
charsetutf-8

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Page quality

Content
(Critically important)
This page contains 820 words. That's ok.
17.9% 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.
12 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 20.14 words is good.
Frames
(Critically important)
This website 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.
This website only loads 1 JavaScript files. That's good!
Bold and strong tags
(Somewhat important)
The usage of strong and bold tags is perfect. We recommend the use of up to 16 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
...onent-library/dist/img/us_flag_small.pngU.S. flag
...ponent-library/dist/img/icon-dot-gov.svgDot gov
...omponent-library/dist/img/icon-https.svgHttps
...ry/dist/img/logo/nist_logo_sidestack.svgNational Institute of Standards and Technology
...ist/img/logo/nist_logo_sidestack_rev.svgNational Institute of Standards and Technology
...20/01/24/DSC_65712_2MB.jpg?itok=yKVPFr6oTwo hands in purple gloves hold onto butane lighters, which are being used to light up two cigarettes poised in a metal device. Smoking machine for testing butt emissions
...estion_graphic_no_axes.png?itok=nqORfbafSTM image of electrons in two coupled quantum dots
...yesRodriguezWCellPhone.jpg?itok=383PfKBwA woman holds a cellphone with a bullet hole in it.Jenise Reyes-Rodriguez with damaged mobile phone
...img/homepage/nist-homepage-callout-1.pngMan in collared shirt with piece of scientific equipment
...img/homepage/nist-homepage-callout-2.pngWoman holding vial of red liquid with other vials of colored liquid on the table in front of her
...img/homepage/nist-homepage-callout-3.png3 multicolor blobs surrounded by what looks like wire mesh structure. black background.
...nist_www/img/homepage/communications.pngAdvanced Communications
.../nist_www/img/homepage/manufacturing.pngAdvanced Manufacturing
.../nist_www/img/homepage/cybersecurity.pngCybersecurity
...ustom/nist_www/img/homepage/forensic.pngForensic Science
.../custom/nist_www/img/homepage/health.pngHealth & Bioscience
...st_www/img/homepage/quantum_science2.pngQuantum Science
...ustom/nist_www/img/homepage/disaster.pngResilience
...ww/img/homepage/tech-transfer-icon_4.pngTechnology Transfer
...ist_www/img/resource-icons/bottle-2x.pngdecorative icon
.../nist_www/img/resource-icons/tube-2x.pngdecorative icon
...estion_graphic_no_axes.png?itok=9iR0ToxfSTM image of electrons in two coupled quantum dots
...20/01/24/DSC_65712_2MB.jpg?itok=ITGkIwy2Two hands in purple gloves hold onto butane lighters, which are being used to light up two cigarettes poised in a metal device.
...yesRodriguezWCellPhone.jpg?itok=OlsaYR93A woman holds a cellphone with a bullet hole in it.
...code_1546001177_HR-2MB.jpg?itok=IdQYtlb8Silhouettes of profiled human heads with ones and zeros superimposed; in the top right corner it looks like a page is turning
...2020/01/24/ACT_Worksop.png?itok=mGthwBfdApplied Category Theory
...2019/12/10/Book-ImgCRM.png?itok=oVpmJHPcCRM Conference
.../16/NEWRAD2020_Boulder.jpg?itok=moSUnIiwNEWRAD 2020
...ist/img/logo/nist_logo_sidestack_rev.svgNational Institute of Standards and Technology logo

Page structure

H1 heading
(Critically important)
There is no H1 heading specified.
Headings
(Important)
The structure of headings is missing one or more levels. Do not skip heading levels.
There are 26 headings on the page. The amount of headings should be in a more proper relation to the amount of text.

Heading structure

Heading levelContent
H2 MEASURE. INNOVATE. LEAD.
H2 Featured Topics
H2 Standard Reference Materials
H2 Standard Reference Data
H2 News
H2 Events
H3 Services & Resources
H3 Labs & Major Programs
H3 Publications
H3 Advanced Communications
H3 Advanced Manufacturing
H3 Cybersecurity
H3 Forensic Science
H3 Health & Bioscience
H3 Quantum Science
H3 Resilience
H3 Technology Transfer
H3 What a Pair! Coupled Quantum Dots May Offer a New Way to Store Quantum Information
H3 Butt Emissions: Study Finds Even Extinguished Cigarettes Give Off Toxins
H3 NIST Tests Forensic Methods for Getting Data From Damaged Mobile Phones
H3 NIST Releases Version 1.0 of Privacy Framework
H3 Applied Category Theory Workshop
H3 Advancing Cybersecurity Risk Management Conference
H3 2020 International Scanning Probe Microscopy (ISPM) + Scanning Probe Microscopy on Soft & Polymeric Materials (SPMonSPM)
H3 14th International Conference on New Developments and Applications in Optical Radiometry (NEWRAD 2020)
H3 HEADQUARTERS
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.
There are 1 links with a trivial anchor text.
The amount of internal links is ok.
There are 17 external links on this page.
LinkAttributesAnchor text
https://www.nist.gov/Anchor Skip to main content
https://www.nist.gov/IMG-ALT National Institute of Standards and Technology
A-TITLE National Institute of Standards and Technology
https://www.nist.gov/careersCareers
https://www.nist.gov/shopShop
/about-nist/contact-usContact
https://www.nist.gov/topicsAll Topics
/topics/advanced-communicationsAdvanced communications
/topics/artificial-intelligenceArtificial intelligence
/topics/bioscienceBioscience
/topics/buildings-constructionBuildings and construction
/topics/chemistryChemistry
/topics/cybersecurityCybersecurity
/topics/electronicsElectronics
/topics/energyEnergy
/topics/environmentEnvironment
https://www.nist.gov/topics/fireFire
/topics/forensic-scienceForensic science
/topics/healthHealth
/topics/information-technologyInformation technology
/topics/infrastructureInfrastructure
/topics/manufacturingManufacturing
/topics/materialsMaterials
/topics/mathematics-statisticsMathematics and statistics
/topics/metrologyMetrology
/topics/nanotechnologyNanotechnology
/topics/neutron-researchNeutron research
/topics/performance-excellencePerformance excellence
/topics/physicsPhysics
/topics/public-safetyPublic safety
/topics/resilienceResilience
/topics/standardsStandards
/topics/transportationTransportation
https://www.nist.gov/publicationsPublications
/labs-major-programs/laboratoriesLaboratories
https://www.nist.gov/ctlCommunications Technology Laboratory
https://www.nist.gov/elEngineering Laboratory
https://www.nist.gov/itlInformation Technology Laboratory
https://www.nist.gov/mmlMaterial Measurement Laboratory
https://www.nist.gov/pmlPhysical Measurement Laboratory
/labs-major-programs/user-faci...User Facilities
https://www.nist.gov/ncnrNIST Center for Neutron Research
https://www.nist.gov/cnstCNST NanoFab
/labs-major-programs/research-...Research Test Beds
/laboratories/projects-programsResearch Projects
/laboratories/tools-instrumentsTools & Instruments
/labs-major-programs/major-pro...Major Programs
https://www.nist.gov/baldrigeBaldrige Performance Excellence Program
https://www.nist.gov/mepManufacturing Extension Partnership (MEP)
https://www.nist.gov/oamOffice of Advanced Manufacturing
/special-programs-office-spoSpecial Programs Office
https://www.nist.gov/tpoTechnology Partnerships Office
/services-resources/standards-...Standards and Measurements
https://www.nist.gov/calibrationsCalibration Services
https://www.nist.gov/nvlapLaboratory Accreditation (NVLAP)
/nist-quality-systemQuality System
https://www.nist.gov/srmStandard Reference Materials (SRMs)
https://www.nist.gov/standardsgovStandards.gov
/pml/time-and-frequency-divisi...Time Services
/pml/weights-and-measuresOffice of Weights and Measures
/services-resources/softwareSoftware
https://www.nist.gov/dataData
https://webbook.nist.gov/chemi...External Subdomain Chemistry WebBook
https://nvd.nist.gov/External Subdomain National Vulnerability Database
/pml/productsservices/physical...Physical Reference Data
https://www.nist.gov/srdStandard Reference Data (SRD)
http://csrc.nist.gov/External Subdomain Computer Security Resource Center (CSRC)
https://www.nist.gov/tpoLicense & Patents
/nist-research-libraryNIST Research Library
/news-events/newsNews
/news-events/eventsEvents
/si-redefinitionSI Redefinition
/feature-storiesFeature Stories
https://www.nist.gov/blogsBlogs
/image-galleryImage Gallery
/video-galleryVideo Gallery
/director/pao/media-contactsMedia Contacts
https://www.nist.gov/about-nistLearn About NIST
/about-nist/contact-usContact Us
/about-nist/visitVisit
https://www.nist.gov/careersText duplicate Careers
/about-nist/our-organizationOur Organization
/about-nist/our-organization/m...Mission, Vision & Values
/director/nist-organization-st...Organization Structure
https://www.nist.gov/directorOffice of the Director
/about-nist/our-organization/l...Locations
/about-nist/our-organization/p...People
/about-nist/our-organization/b...Budget & Planning
/industry-impactsIndustry Impacts
https://www.nist.gov/awardsAwards
/about-nist/work-nistWork with NIST
https://www.nist.gov/historyHistory
http://nistdigitalarchives.con...External Subdomain NIST Digital Archives
https://www.nist.gov/nist-museumNIST Museum
/nist-and-nobelNIST and the Nobel
/about-nist/policies-noticesPolicies & Notices
/news-events/news/2020/01/butt...IMG-ALT Two hands in purple gloves hold onto butane lighters, which are being used to light up two cigarettes poised in a metal device.
/news-events/news/2020/01/butt...Butt Emissions: Study Finds Even Extinguished Cigarettes Give Off Toxins (includes video)
/news-events/news/2020/01/what...IMG-ALT STM image of electrons in two coupled quantum dots
/news-events/news/2020/01/what...What a Pair! Coupled Quantum Dots May Offer a New Way to Store Quantum Information
/news-events/news/2020/01/nist...IMG-ALT A woman holds a cellphone with a bullet hole in it.
/news-events/news/2020/01/nist...NIST Tests Forensic Methods for Getting Data From Damaged Mobile Phones
https://www.nist.gov/calibrationsCalibrations
https://www.nist.gov/dataText duplicate Data
/services-resources/standards-...Standards & Measurements
http://www.time.gov/External Official U.S. Time
https://www.nist.gov/tpoTechnology Partnerships
/labs-major-programs/laboratoriesText duplicate Laboratories
/laboratories/user-facilitiesText duplicate User Facilities
https://www.nist.gov/baldrigeText duplicate Baldrige Performance Excellence Program
/hollings-manufacturing-extens...Text duplicate Manufacturing Extension Partnership (MEP)
/industry-impactsText duplicate Industry Impacts
/pml/weights-and-measures/publ...Weights and Measures Handbooks
/baldrige/publicationsBaldrige Excellence Framework and Criteria
http://csrc.nist.gov/publicati...External Subdomain Computer Security Publications
/nist-research-library/journal...Journal of Research of NIST
/topics/advanced-communicationsIMG-ALT Advanced Communications
/topics/advanced-communicationsText duplicate Advanced Communications
/topics/manufacturingIMG-ALT Advanced Manufacturing
/topics/manufacturingText duplicate Advanced Manufacturing
/topics/cybersecurityText duplicate IMG-ALT Cybersecurity
/topics/cybersecurityText duplicate Cybersecurity
/topics/forensicsIMG-ALT Forensic Science
/topics/forensicsText duplicate Forensic Science
/topics/health-bioscienceIMG-ALT Health & Bioscience
/topics/health-bioscienceText duplicate Health & Bioscience
/topics/quantum-information-sc...IMG-ALT Quantum Science
/topics/quantum-information-sc...Text duplicate Quantum Science
/topics/resilienceText duplicate IMG-ALT Resilience
/topics/resilienceText duplicate Resilience
/tpo/return-investment-roi-ini...IMG-ALT Technology Transfer
/tpo/return-investment-roi-ini...Text duplicate Technology Transfer
https://www.nist.gov/srmStandard Reference Materials
https://www.nist.gov/srmView all materials
https://www.nist.gov/srdStandard Reference Data
https://www.nist.gov/srdTrivial anchor text
Read more
/news-events/news/2020/01/what...Text duplicate IMG-ALT STM image of electrons in two coupled quantum dots
/news-events/news/2020/01/what...Text duplicate What a Pair! Coupled Quantum Dots May Offer a New Way to Store Quantum Information
/news-events/news/2020/01/butt...Text duplicate IMG-ALT Two hands in purple gloves hold onto butane lighters, which are being used to light up two cigarettes poised in a metal device.
/news-events/news/2020/01/butt...Butt Emissions: Study Finds Even Extinguished Cigarettes Give Off Toxins
/news-events/news/2020/01/nist...Text duplicate IMG-ALT A woman holds a cellphone with a bullet hole in it.
/news-events/news/2020/01/nist...Text duplicate NIST Tests Forensic Methods for Getting Data From Damaged Mobile Phones
/news-events/news/2020/01/nist...IMG-ALT Silhouettes of profiled human heads with ones and zeros superimposed; in the top right corner it looks like a page is turning
/news-events/news/2020/01/nist...NIST Releases Version 1.0 of Privacy Framework
/news-events/news/searchView All News
/news-events/events/2020/04/ap...IMG-ALT Applied Category Theory
/news-events/events/2020/04/ap...Applied Category Theory Workshop
/news-events/events/2020/05/ad...IMG-ALT CRM Conference
/news-events/events/2020/05/ad...Advancing Cybersecurity Risk Management Conference
/news-events/events/2020/05/20...2020 International Scanning Probe Microscopy (ISPM) + Scanning Probe Microscopy on Soft & Polymeric Materials (SPMonSPM)
/news-events/events/2020/06/14...IMG-ALT NEWRAD 2020
/news-events/events/2020/06/14...14th International Conference on New Developments and Applications in Optical Radiometry (NEWRAD 2020)
/event-archiveView Past Events
/news-events/upcoming-eventsView All Upcoming Events
https://www.nist.gov/IMG-ALT National Institute of Standards and Technology logo
A-TITLE National Institute of Standards and Technology
/about-nist/contact-usText duplicate Contact Us
/about-nist/our-organizationOur Other Offices
https://twitter.com/NISTExternal Twitter
https://www.facebook.com/NISTExternal Facebook
https://www.linkedin.com/compa...External LinkedIn
https://www.instagram.com/nist/External Instagram
https://www.youtube.com/NISTExternal YouTube
/news-events/nist-rss-feedsRSS Feed
https://service.govdelivery.co...External Subdomain Mailing List
/form/nist-gov-feedback?destin...Feedback
A-TITLE Provide feedback
/privacy-policyPrivacy Statement
/privacy-policyAnchor Privacy Policy
/privacy-policyAnchor Security Notice
/privacy-policyAnchor Accessibility Statement
https://www.nist.gov/privacyNIST Privacy Program
/no-fear-act-policyNo Fear Act Policy
https://www.nist.gov/disclaimerDisclaimer
/office-director/freedom-infor...FOIA
/environmental-policy-statementEnvironmental Policy Statement
/privacy-policyAnchor Cookie Disclaimer
/summary-report-scientific-int...Scientific Integrity Summary
/nist-information-quality-stan...NIST Information Quality Standards
https://business.usa.gov/External Business USA
https://www.commerce.gov/External Commerce.gov
https://www.healthcare.gov/External Healthcare.gov
http://www.science.gov/External Science.gov
http://www.usa.gov/External USA.gov

Server configuration

HTTP redirects
(Critically important)
This website redirects to "https://www.nist.gov/"
HTTP header
(Important)
No X-Powered HTTP header is sent.
This website uses GZip for compressed data transmission.
Performance
(Somewhat important)
The page response time of 0.54 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 website loads 5 CSS files. This may affect the page load time negatively.
This website only loads 1 JavaScript files. That's good!
The file size of the HTML document is fine (66 kB).

HTTP Response Header

NameValue
accept-rangesbytes
age4077
cache-controlmax-age=32400, public
content-encodinggzip
content-languageen
content-typetext/html; charset=UTF-8
dateSat, 01 Feb 2020 22:06:01 GMT
etag"1580590683"
expiresSun, 19 Nov 1978 05:00:00 GMT
last-modifiedSat, 01 Feb 2020 20:58:03 GMT
link<https://www.nist.gov/>; rel="canonical", <https://www.nist.gov/>; rel="shortlink"
link<https://www.nist.gov/national-institute-standards-and-technology>; rel="revision"
servernginx
strict-transport-securitymax-age=31536000
varyCookie,Accept-Encoding
viavarnish
x-ah-environmentprod
x-cacheHIT
x-cache-hits10568
x-content-type-optionsnosniff
x-content-type-optionsnosniff
x-drupal-cacheHIT
x-frame-optionsSAMEORIGIN
x-generatorDrupal 8 (https://www.drupal.org)
x-request-idv-89d1f6b0-4535-11ea-9ed9-d37aa22c91e2
x-ua-compatibleIE=edge
x-ua-compatibleIE=edge
content-length11755
connectionkeep-alive
statuscode200
http_versionHTTP/1.1

External factors

Blacklists
(Critically important)
This website is not classified "for adult only".
This website is not listed on the Shallalist.
This website is referenced by wikipedia.
This website has excellent links from other websites.
This website has backlinks from 77,583 referring domains.
This website has 51,275,801 backlinks.
This website has backlinks from 55,713 different ip addresses.
Facebook popularity
(Somewhat important)
This website is not very popular on facebook.
Listed on Webwiki
(Nice to have)
This website is listed on Webwiki.

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.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/
# 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/

Facebook popularity

Shares / Likes / Comments
0

Only the data for the given URL is shown. We cannot determine the social actions for a linked fan page.

Search preview

www.nist.gov
National Institute of Standards and Technology | NIST
NIST promotes U.S. innovation and industrial competitiveness by advancing measurement science, standards, and technology in ways that enhance economic security and improve our quality of life.

Most important keywords

Seobility found the following keywords. You can check the keyword optimization of this page for each keyword.

KeywordResultRecheck
nist73%Check
Standard61%Check
technology54%Check
Standards51%Check
science49%Check
Security49%Check
National47%Check
gov45%Check
Standard Reference45%Check
National Institute44%Check

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