Science.gov - SEO Checker

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Overview of the SEO Check
Meta information
70% 
Page quality
48% 
Page structure
94% 
Link structure
100% 
Server
30% 
External factors
100% 
SEO Score
Response time
0.71 s
File size
8.80 kB
Words
158
Media files
17
Number of links
17 internal / 17 external

Task list of SEO Improvements

Meta specifications

Title
(Critically important)
Science.gov
The page title is too short. (110 pixels of 580 max pixel length) Optimize title
The domain is used in the page's title.
There are no duplicate words in the title
Meta description
(Critically important)
Science.gov is a gateway to government science information provided by U.S. Government science agencies, including research and development results.
The length of the meta description is perfect. (950 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)
HTTP-Header Content-Type: iso-8859-1
Meta Charset Attribut: utf-8
The specified character encodings are different.
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=1.0
descriptionScience.gov is a gateway to government science information provided by U.S. Government science agencies, including research and development results.
langen
X-UA-Compatibleie=edge
charsetUTF-8

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Page quality

Content
(Critically important)
There are only 158 words on this page. Use at least 250 words to provide useful information.
The average number of words per sentence of 5.45 words is low.
25.9% of the text are stop words.
The page contains a listing, which indicates a good text layout.
3 paragraphs were found on this page.
No placeholders texts or images were found.
There are no duplicates on the site.
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=1.0" is provided.
This page 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 6 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
https://science.gov/images/us_flag.pngUS Flag
https://science.gov/images/icon-dot-gov.pngdot gov icon
https://science.gov/images/icon-https.pnghttps lock icon
https://science.gov/images/SciGov_logo.webpScience.gov logo
https://science.gov/images/CENDI_logo.webpCENDI logo
/images/agencies/USDA.webpUSDA
/images/agencies/DOD.webpDOD
/images/agencies/DTIC.webpDTIC
/images/agencies/DOE.webpDOE
/images/agencies/DHS.webpDHS
/images/agencies/NASA.webpNASA
/images/agencies/NIST.webpNIST
/images/agencies/NIH.webpNIH
/images/agencies/NSF.webpNSF
/images/agencies/NTIS.webpNTIS
/images/agencies/DOT.webpDOT
/images/agencies/USGS.webpUSGS

Page structure

H1 heading
(Critically important)
Science.gov
The H1 heading is too short (11 characters). It should be at least 20 Characters long.
Headings
(Important)
The heading structure is perfect.

Heading structure

Heading levelContent
H1 Science.gov
H2 Federal Agency Members
The number of internal links is ok.
Every linktext is unique.
None of the anchor texts is too long.
All internal links are not using dynamic parameters.
There are 17 external links on this page.

Found links on this page

LinkAttributesAnchor text
https://science.gov/index.htmlIMG-ALT Science.gov logo
https://science.gov/about.htmlAbout Science.gov expand_moreexpand_less
https://science.gov/faq.htmlFAQs
https://science.gov/help.htmlHelp
/Open-Science-Public-Access.htmlOpen Science & Public Access expand_moreexpand_less
https://open.science.gov/New window External Subdomain Open Science Announcements
/Public-Access-Plans-Guidance....Public Access Plans & Guidance
/Submissions-Public-Access.htmlSubmissions for Public Access
/servicesandtools.htmlServices for Public Access Collections
/Scientific-Integrity.htmlScientific Integrity expand_moreexpand_less
/Scientific-Integrity-Policy.htmlPolicies
/Scientific-Integrity-Best-Pra...Best Practices
/scigov/desktop/en/search.htmlSubdomain Advanced Search
https://www.cendi.gov/New window External Subdomain IMG-ALT CENDI logo
https://www.usda.gov/New window External Subdomain IMG-ALT USDA
https://www.defense.gov/New window External Subdomain IMG-ALT DOD
https://discover.dtic.mil/New window External Subdomain IMG-ALT DTIC
https://www.energy.gov/New window External Subdomain IMG-ALT DOE
https://www.dhs.gov/New window External Subdomain IMG-ALT DHS
https://www.nasa.gov/New window External Subdomain IMG-ALT NASA
https://www.nist.gov/New window External Subdomain IMG-ALT NIST
https://www.nlm.nih.gov/New window External Subdomain IMG-ALT NIH
https://www.nsf.gov/New window External Subdomain IMG-ALT NSF
https://www.ntis.gov/New window External Subdomain IMG-ALT NTIS
https://www.transportation.gov/New window External Subdomain IMG-ALT DOT
https://www.usgs.gov/New window External Subdomain IMG-ALT USGS
https://science.gov/Anchor Top
https://science.gov/sitemap.htmlSite Map
/members/index.htmlMembers Only
/website-policies.htmlWebsite Policies
https://www.energy.gov/vulnera...New window External Subdomain Vulnerability Disclosure Program
https://science.gov/contact.htmlContact Us
https://www.osti.gov/New window External Subdomain Office of Scientific and Technical Information
https://www.cendi.gov/New window External Subdomain CENDI

Server configuration

HTTP redirects
(Critically important)
This page redirects to "https://science.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 of 0.71 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 only loads 1 CSS files. That's ok.
This page only loads 1 JavaScript files. That's good!
The file size of the HTML document is fine (9 kB).

HTTP Response Header

NameValue
dateTue, 11 Feb 2025 22:20:26 GMT
serverApache
last-modifiedWed, 23 Oct 2024 14:34:08 GMT
accept-rangesbytes
connectionclose
content-typetext/html; charset=ISO-8859-1
strict-transport-securitymax-age=31536000; includeSubDomains; preload
x-frame-optionsSAMEORIGIN
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 8,229 referring domains.
This page has 232,669 backlinks.
This page has backlinks from 4,342 different ip addresses.

Links from Wikipedia

You can find more links using Wikipedia search

Robots.txt

User-agent: Grammarly
Crawl-delay: 1

User-agent: Slurp
Crawl-delay: 1

User-agent: Yandex
Crawl-delay: 1

User-agent: Baiduspider
Crawl-delay: 1

User-agent: SemrushBot
Crawl-delay: 1

User-agent: SemrushBot-SA
Crawl-delay: 1

Similar sites

Search preview

science.gov
Science.gov
Science.gov is a gateway to government science information provided by U.S. Government science agencies, including research and development results.

Most important keywords

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

KeywordResultRecheck
gov93%Check
Science87%Check
government science66%Check
Open Science60%Check
agencies48%Check
government46%Check
information46%Check
search46%Check
research46%Check
results46%Check
Show more keywords and terms

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