Lbl.gov - SEO Checker

Sign up for free! PDF Export
Overview of the SEO Check
Meta information
100% 
Page quality
54% 
Page structure
79% 
Link structure
46% 
Server
78% 
External factors
100% 
SEO Score
Response time
1.01 s
File size
61.80 kB
Words
393
Media files
14
Number of links
105 internal / 38 external

Task list of SEO Improvements

Meta specifications

Title
(Critically important)
Home – Lawrence Berkeley National Laboratory
The length of the page title is perfect. (430 pixels out of 580 max pixel length)
There are no duplicate words in the title
Meta description
(Critically important)
Lawrence Berkeley National Laboratory is advancing the scope of human knowledge & seeking science solutions to the greatest problems facing humankind.
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)
https://www.lbl.gov/
There is a valid canonical link specified.
Language
(Somewhat important)
Language detected in text: en
Language defined in HTML: en-us
Server location: United States of America
The following language is defined by HTML: en-us
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
robotsindex, follow, max-image-preview:large, max-snippet:-1, max-video-preview:-1
descriptionLawrence Berkeley National Laboratory is advancing the scope of human knowledge & seeking science solutions to the greatest problems facing humankind.
theme-color#ffffff
article:modified_time2024-10-14T15:57:54+00:00
langen-us
twitter:cardsummary_large_image
twitter:titleBerkeley Lab | Delivering Science Solutions for the World
twitter:imagehttps://www.lbl.gov/wp-content/uploads/2022/07/XBD201805-00340-001.jpeg
og:localeen_US
og:typewebsite
og:titleBerkeley Lab | Delivering Science Solutions for the World
og:descriptionLawrence Berkeley National Laboratory is advancing the scope of human knowledge & seeking science solutions to the greatest problems facing humankind.
og:urlhttps://www.lbl.gov/
og:site_nameLawrence Berkeley National Laboratory
og:imagehttps://www.lbl.gov/wp-content/uploads/2022/07/XBD201805-00340-001.jpeg
og:image:width800
og:image:height533
og:image:typeimage/jpeg
X-UA-CompatibleIE=edge
charsetUTF-8

Test up to 1.000 webpages of lbl.gov with our free plan!

Try For Free
No trial. It's just free!

Page quality

Content
(Critically important)
Only 2 paragraph/s was/were found on this page.
There are only 393 words on this page. Good pages should have about 800 words of useful content.
15.3% 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.
No placeholders texts or images were found.
There are no duplicates on the site.
The average number of words per sentence of 18.5 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" is provided.
Bold and strong tags
(Somewhat important)
The usage of strong and bold tags is perfect. We recommend the use of up to 8 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
...ontent/uploads/2022/09/berkeley-logo.svgBerkeley Lab logo
...2005-00089_043-scaled-e1656360607893.jpgDetails of various pieces of lab equipment at the at the Metabolomics lab.
...ent/uploads/2022/07/XBD201504-00099.jpegAn intern and mentor examine petri dishes in a lab setting.
.../uploads/2022/08/XBD-202204-023_009.jpegGroup of students standing in the Advanced Light Source dome with a tour guide.
...LBL_Top_1995x930px_Berkeley-Ion-Trap.jpgGraduate student Ben Saarel adjusts the settings on a vacuum apparatus used to make trapped ion qubits on the UC Berkeley campus.
...d_1190x750px_CarbonRemovalQA-890x561.jpgAn illustration of factory smoke stacks emitting clouds of pollution, with three large yellow arrows pointing downward against a blue grid background.
...4/09/LBL_Top2_890x610px_SEM_Particle.jpgGray particles of various sizes against a dark background.
...uploads/2022/07/XBD201805-00340-001.jpegTwo scientists point at a figure on the computer.
...rait-IMG_4015-e1698965195818-330x330.jpgAnothai Thanachareonkit, a person with medium-length dark hair wearing glasses and a blue top.
...1/abutko-2023-e1699636367130-330x409.jpgAnastasiia Butko, a person with medium-length brown hair wearing a jean jacket over a white top.
...e_XBD-202105-0058-006-e1656378353653.jpgDark-haired person with glasses wearing a pink shirt, pearls, and a black blazer.
...25x685px-DESI-RGB-Blank-4web-890x595.jpgThe Carousel Lens, an alignment consisting of 1 foreground galaxy cluster (the ‘lens’) and 7 background galaxies spanning immense cosmic distances through the gravitationally distorted space-time around the lens, as seen through the Hubble Space Telescope.
...1025x685px_XBD201507-00260-890x595-1.jpgPortrait of Peter Fischer, a person with short brown gray hair wearing glasses and a dark top, photographed against a gray backdrop.
...02407-135-005-e1726675589645-890x609.jpgPrabhat Kumar holding a computer with a simulation in front of a super computer.

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.

Heading structure

Heading levelContent
H3 Discovery Science
H3 Clean Energy
H3 Healthy Earth Systems
H3 Future Science
H3 DOE National User Facilities
H3 Core Research Areas
Some anchor texts are used more than once.
The number of internal links is ok.
None of the anchor texts is too long.
All internal links are not using dynamic parameters.
There are too many external links (38) on this page.

Found links on this page

LinkAttributesAnchor text
https://www.lbl.gov/Anchor Skip to main content
https://www.lbl.gov/Subdomain IMG-ALT Berkeley Lab logo
https://www.lbl.gov/about/Subdomain About
https://www.lbl.gov/about/Subdomain Our Story
/about/history/Subdomain History
/about/organization/Subdomain Organization Chart
/about/leadership/Subdomain Leadership
/about/university-of-california/Subdomain University of California
https://newscenter.lbl.gov/External Subdomain News
https://careers.lbl.gov/External Subdomain Careers
https://www.lbl.gov/research/Subdomain Research
https://www.lbl.gov/research/Subdomain Research Overview
https://www.lbl.gov/research/ai/Subdomain Artificial Intelligence
/research/accelerator-technolo...Subdomain Accelerator Technologies
/research/cosmic-frontiers/Subdomain Cosmic Frontiers
/research/frontier-computing-s...Subdomain Frontier Computing Sciences
/research/materials-and-chemic...Subdomain Materials and Chemical Sciences
/research/microelectronics-and...Subdomain Microelectronics and Beyond
/research/mysteries-of-matter/Subdomain Mysteries of Matter
/research/quantum/Subdomain Quantum Science
/research/alternative-energy/Subdomain Alternative Energy
/research/bioenergy-biofuels/Subdomain Bioenergy and Biofuels
/research/biomanufacturing/Subdomain Biomanufacturing
/research/carbon-management/Subdomain Carbon Management
/research/community-engaged-re...Subdomain Community Engaged Research
/research/energy-efficiency/Subdomain Energy Efficiency
/research/energy-storage/Subdomain Energy Storage
/research/energy-systems/Subdomain Energy Systems
/research/hydrogen/Subdomain Hydrogen
/research/manufacturing-decarb...Subdomain Manufacturing Decarbonization
/research/sustainable-transpor...Subdomain Sustainable Transportation
/research/clean-affordable-water/Subdomain Clean and Affordable Water
/research/climate/Subdomain Climate
/research/earth-ecological-sys...Subdomain Earth and Ecological Systems
/research/human-health/Subdomain Human Health
/research/microbes-to-ecosystems/Subdomain Microbes to Ecosystems
/research/emerging-ideas/Subdomain Emerging Ideas
/research/scientists-of-tomorrow/Subdomain Scientists of Tomorrow
/research/emerging-capabilities/Subdomain Emerging Capabilities
https://www.lbl.gov/capabilities/Subdomain Capabilities
https://www.lbl.gov/capabilities/Subdomain Capabilities Overview
https://als.lbl.gov/External Subdomain Advanced Light Source
https://jgi.doe.gov/External Subdomain DOE Joint Genome Institute
https://foundry.lbl.gov/External Subdomain The Molecular Foundry
https://www.nersc.gov/External Subdomain NERSC
https://www.es.net/External Subdomain Energy Sciences Network
/capabilities/facilities-and-c...Subdomain Other Facilities and Centers
https://biosciences.lbl.gov/External Subdomain Biosciences
https://cs.lbl.gov/External Subdomain Computing Sciences
https://eesa.lbl.gov/External Subdomain Earth and Environmental Sciences
https://energysciences.lbl.gov/External Subdomain Energy Sciences
https://eta.lbl.gov/External Subdomain Energy Technologies
https://physicalsciences.lbl.gov/External Subdomain Physical Sciences
https://www.lbl.gov/people/Subdomain People
https://www.lbl.gov/people/Subdomain People Overview
/people/excellence/Subdomain Excellence
/people/excellence/nobelists/Subdomain Nobel Prize
/people/excellence/national-me...Subdomain National Medals
/people/diversity-equity-inclu...Subdomain Diversity, Equity, and Inclusion
/people/stewardship/Subdomain Stewardship
https://www.lbl.gov/engage/Subdomain Engage
https://www.lbl.gov/engage/Subdomain Engage Overview
/engage/access-our-facilities/Subdomain Access Our Facilities
/engage/partner-with-us/Subdomain Partner With Us
/engage/accelerate-your-career/Subdomain Accelerate Your Career
/engage/community/Subdomain Community
/engage/explore-educational-op...Subdomain Educational Opportunities
/engage/visit-and-connect/Subdomain Visit and Connect
https://www.lbl.gov/about/Subdomain Text duplicate About
https://www.lbl.gov/about/Subdomain Text duplicate Our Story
/about/history/Subdomain Text duplicate History
/about/organization/Subdomain Text duplicate Organization Chart
/about/leadership/Subdomain Text duplicate Leadership
/about/university-of-california/Subdomain Text duplicate University of California
https://newscenter.lbl.gov/External Subdomain Text duplicate News
https://careers.lbl.gov/External Subdomain Text duplicate Careers
https://www.lbl.gov/research/Subdomain Text duplicate Research
https://www.lbl.gov/research/ai/Subdomain Text duplicate Artificial Intelligence
/research/accelerator-technolo...Subdomain Text duplicate Accelerator Technologies
/research/cosmic-frontiers/Subdomain Text duplicate Cosmic Frontiers
/research/frontier-computing-s...Subdomain Text duplicate Frontier Computing Sciences
/research/materials-and-chemic...Subdomain Text duplicate Materials and Chemical Sciences
/research/microelectronics-and...Subdomain Text duplicate Microelectronics and Beyond
/research/mysteries-of-matter/Subdomain Text duplicate Mysteries of Matter
/research/quantum/Subdomain Text duplicate Quantum Science
/research/alternative-energy/Subdomain Text duplicate Alternative Energy
/research/bioenergy-biofuels/Subdomain Text duplicate Bioenergy and Biofuels
/research/biomanufacturing/Subdomain Text duplicate Biomanufacturing
/research/carbon-management/Subdomain Text duplicate Carbon Management
/research/community-engaged-re...Subdomain Text duplicate Community Engaged Research
/research/energy-efficiency/Subdomain Text duplicate Energy Efficiency
/research/energy-storage/Subdomain Text duplicate Energy Storage
/research/energy-systems/Subdomain Text duplicate Energy Systems
/research/hydrogen/Subdomain Text duplicate Hydrogen
/research/manufacturing-decarb...Subdomain Text duplicate Manufacturing Decarbonization
/research/sustainable-transpor...Subdomain Text duplicate Sustainable Transportation
/research/clean-affordable-water/Subdomain Text duplicate Clean and Affordable Water
/research/climate/Subdomain Text duplicate Climate
/research/earth-ecological-sys...Subdomain Text duplicate Earth and Ecological Systems
/research/human-health/Subdomain Text duplicate Human Health
/research/microbes-to-ecosystems/Subdomain Text duplicate Microbes to Ecosystems
/research/emerging-ideas/Subdomain Text duplicate Emerging Ideas
/research/scientists-of-tomorrow/Subdomain Text duplicate Scientists of Tomorrow
/research/emerging-capabilities/Subdomain Text duplicate Emerging Capabilities
https://www.lbl.gov/capabilities/Subdomain Text duplicate Capabilities
https://als.lbl.gov/External Subdomain Text duplicate Advanced Light Source
https://jgi.doe.gov/External Subdomain Text duplicate DOE Joint Genome Institute
https://foundry.lbl.gov/External Subdomain Text duplicate The Molecular Foundry
https://www.nersc.gov/External Subdomain Text duplicate NERSC
https://www.es.net/External Subdomain Text duplicate Energy Sciences Network
https://biosciences.lbl.gov/External Subdomain Text duplicate Biosciences
https://cs.lbl.gov/External Subdomain Text duplicate Computing Sciences
https://eesa.lbl.gov/External Subdomain Text duplicate Earth and Environmental Sciences
https://energysciences.lbl.gov/External Subdomain Text duplicate Energy Sciences
https://eta.lbl.gov/External Subdomain Text duplicate Energy Technologies
https://physicalsciences.lbl.gov/External Subdomain Text duplicate Physical Sciences
https://www.lbl.gov/people/Subdomain Text duplicate People
https://www.lbl.gov/people/Subdomain Text duplicate People Overview
/people/excellence/Subdomain Text duplicate Excellence
/people/excellence/nobelists/Subdomain Text duplicate Nobel Prize
/people/excellence/national-me...Subdomain Text duplicate National Medals
/people/diversity-equity-inclu...Subdomain Text duplicate Diversity, Equity, and Inclusion
/people/stewardship/Subdomain Text duplicate Stewardship
https://www.lbl.gov/engage/Subdomain Text duplicate Engage
https://www.lbl.gov/engage/Subdomain Text duplicate Engage Overview
/engage/access-our-facilities/Subdomain Text duplicate Access Our Facilities
/engage/partner-with-us/Subdomain Text duplicate Partner With Us
/engage/accelerate-your-career/Subdomain Text duplicate Accelerate Your Career
/engage/community/Subdomain Text duplicate Community
/engage/explore-educational-op...Subdomain Text duplicate Educational Opportunities
/engage/visit-and-connect/Subdomain Text duplicate Visit and Connect
https://lblnewscenter.wpengine...External Subdomain Q&A
https://lblnewscenter.wpengine...External Subdomain Quantum
https://lblnewscenter.wpengine...External Subdomain Text duplicate Q&A
https://lblnewscenter.wpengine...External Subdomain Text duplicate Carbon Management
https://lblnewscenter.wpengine...External Subdomain Article
https://lblnewscenter.wpengine...External Subdomain Text duplicate Energy Storage
https://lblnewscenter.wpengine...External Subdomain Text duplicate Article
https://lblnewscenter.wpengine...External Subdomain Text duplicate Cosmic Frontiers
https://lblnewscenter.wpengine...External Subdomain Text duplicate Article
https://lblnewscenter.wpengine...External Subdomain Materials
https://lblnewscenter.wpengine...External Subdomain Text duplicate Article
https://lblnewscenter.wpengine...External Subdomain Microelectronics

Server configuration

HTTP redirects
(Critically important)
This page redirects to "https://www.lbl.gov/"
HTTP header
(Important)
The X-powered header is sent within the response header. (unnecessary)
This page uses GZip for compressed data transmission.
Performance
(Somewhat important)
The page response time is slow (1.01 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 (62 kB).

HTTP Response Header

NameValue
dateThu, 17 Oct 2024 11:43:08 GMT
content-typetext/html; charset=UTF-8
varyAccept-Encoding
x-powered-byWP Engine
link<https://www.lbl.gov/wp-json/>; rel="https://api.w.org/"
x-cacheablebot
cache-controlmax-age=10800, must-revalidate
x-cacheHIT: 158
x-cache-groupbot
cf-cache-statusDYNAMIC
strict-transport-securitymax-age=31536000
content-security-policyframe-ancestors 'self' *.lbl.gov;
servercloudflare
cf-ray8d40077d6bbd2bfc-FRA
content-encodinggzip
statuscode200
http_versionHTTP/2

External factors

This page is referenced by wikipedia.
This website has excellent links from other websites.
This page has backlinks from 8,564 referring domains.
This page has 1,636,137 backlinks.
This page has backlinks from 5,372 different ip addresses.

Links from Wikipedia

You can find more links using Wikipedia search

Robots.txt

User-agent: *
Disallow: /wp-admin/
Disallow: /wp-login.php

Similar sites

Search preview

www.lbl.gov
Home – Lawrence Berkeley National Laboratory
Lawrence Berkeley National Laboratory is advancing the scope of human knowledge & seeking science solutions to the greatest problems facing humankind.

Most important keywords

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

KeywordResultRecheck
National62%Check
Berkeley61%Check
National Laboratory60%Check
Lawrence Berkeley National60%Check
Berkeley National Laboratory60%Check
Lawrence Berkeley National Laboratory59%Check
Lawrence58%Check
science54%Check
science solutions52%Check
led48%Check
Show more keywords and terms

Test up to 1.000 webpages of lbl.gov with our free plan!

Try For Free
No trial. It's just free!

Cookie Policy

We use cookies to make our site work and also for analytics and advertising purposes. You can enable or disable optional cookies as desired. See the following links for more information.

Contact | Privacy

We need these so the site can function properly

So we can better understand how visitors use our website

So we can serve you tailored ads and promotions