Spacescience.msfc.nasa.gov - SEO Checker

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Overview of the SEO Check
Meta information
71% 
Page quality
62% 
Page structure
100% 
Link structure
25% 
Server
86% 
External factors
83% 
SEO Score
Response time
0.69 s
File size
8.50 kB
Words
571
Media files
7
Number of links
0 internal / 19 external

Task list of SEO Improvements

Meta specifications

Title
(Critically important)
NASA/Marshall Space Flight Center Space Science Research
The length of the page title is perfect. (554 pixels out of 580 max pixel length)
There are no duplicate words in the title
Meta description
(Critically important)
The meta description is missing.
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
Server location: United States of America
The language is not specified in the HTML markup.
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)
This page is hosted on a subdomain. Use a top level domain for better SEO results.
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 character encoding is not specified in the HTTP header.
The charset encoding (UTF-8) is set correctly.
Doctype
(Nice to have)
The doctype HTML 4.01 Strict is set correctly.
The doctype is placed at first in the HTML code.
Favicon
(Nice to have)
No favicon is linked in the HTML code.

Meta tags

NameValue
keywordsSpace Sciences, NASA, NSSTC, colloquia
Content-Typetext/html; charset=UTF-8

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Page quality

Content
(Critically important)
Words from the H1 heading are not used in the page content.
The average number of words per sentence of 28.84 words is high.
This page contains 571 words. That's ok.
32% of the text are stop words.
Keywords used in the page title are also used in the page content. That's good!
7 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 viewpoint tag is provided.
No Apple touch icon is specified.
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 11 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
/images/NASA_logo_blk.jpgNASA Logo ImageNASA Logo
/colloquium/images/NSSTC_icon.gifNSSTC logo
/colloquium/images/SpaceScience.gifScience Research Office
/colloquium/images/Chandra_icon.gifChandra logo
/colloquium/images/HERO.gifHigh Energy Replicated Optics logo
/images/footer_firstgov.gifFirst Gov ImageFirstgov.gov
/images/footer_nasalogo.gifNASA Logo ImageNASA Logo

Page structure

H1 heading
(Critically important)
Marshall Space Flight Center (MSFC) Space Science Studies 320 Sparkman Drive Huntsville, AL 35805 map
The H1 heading is perfect.
Headings
(Important)
The heading structure is perfect.

Heading structure

Heading levelContent
H1 Marshall Space Flight Center (MSFC) Space Science Studies 320 Sparkman Drive Huntsville, AL 35805 map
This page seems to be an entry page, because only very few links were found.
There are 19 external links on this page.

Found links on this page

LinkAttributesAnchor text
http://www.nasa.gov/New window External Subdomain IMG-ALT NASA Logo Image
A-TITLE NASA
https://www.mapquest.com/us/al...External Subdomain map
https://www.nsstc.uah.edu/nsstc/New window External Subdomain IMG-ALT NSSTC logo
A-TITLE NSSTC
https://science.msfc.nasa.gov/New window External Subdomain IMG-ALT Science Research Office
A-TITLE Science Research Office
https://chandra.harvard.edu/New window External Subdomain IMG-ALT Chandra logo
A-TITLE Chandra
https://xanth.msfc.nasa.gov/xr...New window External Subdomain IMG-ALT High Energy Replicated Optics logo
A-TITLE HERO
https://xanth.msfc.nasa.gov/External Subdomain X-Ray Astronomy:
https://plasmasphere.nasa.gov/External Subdomain Space Plasma Physics:
http://solarscience.msfc.nasa....External Subdomain Heliophysics
http://hinode.msfc.nasa.gov/External Subdomain Hinode
https://gammaray.nsstc.nasa.gov/External Subdomain Gamma-Ray Astronomy
http://www.shawprize.org/en/sh...External Subdomain 2011 Shaw Prize
http://gammaray.nsstc.nasa.gov...External Subdomain GLAST Burst Monitor (GBM)
https://planetary.msfc.nasa.gov/External Subdomain Planetary Astronomy:
https://www.usa.gov/External Subdomain IMG-ALT First Gov Image
https://www.nasa.gov/about/hig...External Subdomain + NASA Privacy, Security, Notices
https://stp.gsfc.nasa.gov/External Subdomain + Visit Solar Terrestrial Probes Program
https://lws.gsfc.nasa.gov/External Subdomain + Visit Living With a Star Program
https://www.nasa.gov/External Subdomain Text duplicate IMG-ALT NASA Logo Image

Server configuration

HTTP redirects
(Critically important)
This page redirects to "https://spacescience.msfc.nasa.gov/"
HTTP header
(Important)
No X-Powered HTTP header is sent.
This page uses GZip for compressed data transmission.
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.
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
dateSat, 05 Oct 2024 19:26:36 GMT
serverApache
strict-transport-securitymax-age=31536000; includeSubdomains; preload
x-frame-optionsSAMEORIGIN
accept-rangesbytes
varyAccept-Encoding
content-encodinggzip
x-xss-protection1; mode=block
content-length3614
content-typetext/html
statuscode200
http_versionHTTP/1.1

External factors

Blacklists
(Nice to have)
This website is not classified "for adult only".
This page has only a few links from other websites.
This page only has backlinks from 26 referring domains.
This page only has 41 backlinks.
This page only has few backlinks from 24 different ip addresses.
Facebook popularity
(Somewhat important)
The page has 0 shares and comments on Facebook.

Links from Wikipedia

No links from Wikipedia were found.

Robots.txt

No valid Robots.txt file was found.

Similar sites

Search preview

Most important keywords

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

KeywordResultRecheck
Space80%Check
Space Science78%Check
Science76%Check
Space Flight71%Check
Flight Center Space Science70%Check
NASA68%Check
Space Flight Center67%Check
Center Space Science Research66%Check
Marshall62%Check
Flight62%Check
Show more keywords and terms

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