Snow.nasa.gov - SEO Checker

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Overview of the SEO Check
Meta information
59% 
Page quality
45% 
Page structure
72% 
Link structure
98% 
Server
0% 
External factors
100% 
SEO Score
Response time
0.74 s
File size
28.00 kB
Words
302
Media files
8
Number of links
38 internal / 5 external

Task list of SEO Improvements

Meta specifications

Title
(Critically important)
Home | Snow
The page title is too short. (122 pixels of 580 max pixel length) Optimize title
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)
https://snow.nasa.gov/home
The specified canonical link points to a different page.
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)
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 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
GeneratorDrupal 10 (https://www.drupal.org)
MobileOptimizedwidth
HandheldFriendlytrue
viewportwidth=device-width, initial-scale=1, shrink-to-fit=no
langen
x-ua-compatibleie=edge
charsetutf-8

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Page quality

Content
(Critically important)
Only 1 paragraph/s was/were found on this page.
There are only 302 words on this page. Good pages should have about 800 words of useful content.
23.5% of the text are stop words.
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 21.71 words is good.
Frames
(Critically important)
This page does not use a frameset.
Mobile optimization
(Somewhat important)
No Apple touch icon is specified.
This page loads 21 JavaScript files. This may affect the load time negatively.
A viewport "width=device-width, initial-scale=1, shrink-to-fit=no" is provided.
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
/themes/custom/sixseventeen/images/nasa.svgNASA Logo
...ault/files/inline-images/snow-banner.pngBanner Image
/sites/default/files/2024-announcement.pngCall for abstracts - AGU 2024
...Screen Shot 2023-01-06 at 1.53.40 PM.pngSnowEx 2023 Tundra and Boreal Forest
/sites/default/files/img_1161.jpg2021 SnowEx Photo
/sites/default/files/IMG_0847-1200x900.jpgSnowEx 2020 Time Series and Intensive Observation Period
...or-Beck-FMCW-square_Andrew_Hedrick_2.pngSnowEx 2017 Intensive Observation Period
/sites/default/files/NASA_logo.pngNASA

Page structure

H1 heading
(Critically important)
Snow
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)
The heading structure is perfect.

Heading structure

Heading levelContent
H1 Snow
H2 Main navigation
H2 Snow News
H2 Importance of Snow
H2 SnowEx Campaigns
H2 SnowEx 2023 Tundra and Boreal Forest
H2 SnowEx 2021 Time Series Western US
H2 SnowEx 2020 Time Series (TS) and Intensive Observation Period (IOP)
H2 SnowEx 2017 Intensive Observation Period (IOP)
H3 AGU 2024 | NASA SnowEx Session
H4 Snow quenches our thirst, cools our planet
H4 To read more about NASA’s interest in snow, check out Got Snow
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 5 external links on this page.

Found links on this page

LinkAttributesAnchor text
https://snow.nasa.gov/Anchor Skip to main content
https://nasa.gov/External IMG-ALT NASA Logo
https://snow.nasa.gov/Snow
A-TITLE Home
https://snow.nasa.gov/Home
https://snow.nasa.gov/scienceScience
https://snow.nasa.gov/scienceScience Overview
https://snow.nasa.gov/missionsMissions
https://snow.nasa.gov/campaignsCampaigns
https://snow.nasa.gov/instrumentsInstruments
https://snow.nasa.gov/dataData
https://snow.nasa.gov/snowexSubdomain SnowEx
/campaigns/snowexSnowEx Overview
/snowex/campaignsSnowEx Campaigns
/resources/dataSnowEx Data
/snowex/open-source-toolsOpen Source Tools
/resources/related-linksResources
/publicationsSubdomain Publications
/resources/education-all-about...Education/Outreach
/resources/mediaMedia
/resources/related-linksRelated Links
/eventsworkshopsMeetings
/get-connectedGet Connected
/meetings/community-callCommunity Call
/meetings/thp-snow-working-groupsWorking Groups
/eventsworkshopsEvents/Workshops
https://snow.nasa.gov/newsSee all news
/sites/default/files/Got_SnowS...Subdomain Got Snow
/campaigns/snowex-2023-tundra-...IMG-ALT SnowEx 2023 Tundra and Boreal Forest
/campaigns/snowex-2023-tundra-...Text duplicate SnowEx 2023 Tundra and Boreal Forest
/campaigns/snowex-2021-time-se...IMG-ALT 2021 SnowEx Photo
/campaigns/snowex-2021-time-se...SnowEx 2021 Time Series Western US
/campaigns/snowex-2020-time-se...IMG-ALT SnowEx 2020 Time Series and Intensive Observation Period
/campaigns/snowex-2020-time-se...SnowEx 2020 Time Series (TS) and Intensive Observation Period (IOP)
/campaigns/snowex-2017-intensi...IMG-ALT SnowEx 2017 Intensive Observation Period
/campaigns/snowex-2017-intensi...SnowEx 2017 Intensive Observation Period (IOP)
https://snow.nasa.gov/Anchor Jump to Top
https://snow.nasa.gov/contact-usContact Us
https://snow.nasa.gov/sitemap.xmlSite Map
http://www.nasa.gov/about/high...New window External Subdomain Privacy Policy
https://www.nasa.gov/general/a...New window External Subdomain Accessibility
https://earth.gsfc.nasa.gov/hydroNew window External Subdomain Hydrological Sciences
https://science.gsfc.nasa.gov/...New window External Subdomain Science & Exploration
https://snow.nasa.gov/snowexAbout Snow's Mission

Server configuration

HTTP redirects
(Critically important)
This page redirects to "https://snow.nasa.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 0.74 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 loads 27 CSS files. This may affect the page load time negatively.
This page loads 21 JavaScript files. This may affect the load time negatively.
The file size of the HTML document is fine (28 kB).

HTTP Response Header

NameValue
dateThu, 19 Sep 2024 01:12:16 GMT
serverApache
strict-transport-securitymax-age=31557600
x-frame-optionsSAMEORIGIN
x-content-type-optionsnosniff
cache-controlmust-revalidate, no-cache, private
x-drupal-dynamic-cacheMISS
content-languageen
expiresSun, 19 Nov 1978 05:00:00 GMT
x-generatorDrupal 10 (https://www.drupal.org)
x-xss-protection1
from-originsame
content-length28694
x-drupal-cacheHIT
content-typetext/html; charset=UTF-8
statuscode200
http_versionHTTP/1.1

External factors

Blacklists
(Nice to have)
This website is not classified "for adult only".
This website has excellent links from other websites.
This page has backlinks from 111 referring domains.
This page has 329 backlinks.
This page has backlinks from 97 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

#
# 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.md
Disallow: /composer/Metapackage/README.txt
Disallow: /composer/Plugin/ProjectMessage/README.md
Disallow: /composer/Plugin/Scaffold/README.md
Disallow: /composer/Plugin/VendorHardening/README.txt
Disallow: /composer/Template/README.txt
Disallow: /modules/README.txt
Disallow: /sites/README.txt
Disallow: /themes/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
Disallow: /media/oembed
Disallow: /*/media/oembed
# 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
Disallow: /index.php/media/oembed
Disallow: /index.php/*/media/oembed

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Search preview

snow.nasa.gov
Home | Snow

Most important keywords

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

KeywordResultRecheck
Snow75%Check
NASA63%Check
seasonal snow54%Check
Time44%Check
Series44%Check
Intensive44%Check
Observation44%Check
Period44%Check
Time Series44%Check
Intensive Observation Period44%Check
Show more keywords and terms

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