Worldview.earthdata.nasa.gov - SEO Checker

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Overview of the SEO Check
Meta information
59% 
Page quality
52% 
Page structure
58% 
Link structure
0% 
Server
100% 
External factors
100% 
SEO Score
Response time
0.12 s
File size
4.20 kB
Words
0
Media files
0
Number of links
0 internal / 0 external

Task list of SEO Improvements

Meta specifications

Title
(Critically important)
NASA Worldview
The page title is too short. (151 pixels of 580 max pixel length) Optimize title
There are no duplicate words in the title
Meta description
(Critically important)
Interactive interface for browsing full-resolution, global, daily satellite images. Supports time-critical application areas such as wildfire management, air quality measurements, and weather forecasting. Data is generally available within three hours of observation.
The meta description is too long: 1598 pixels from max. 1000 pixels. Optimize description
Crawlability
(Critically important)
There are no problems in accessing the website.
Canonical URL
(Important)
No canonical link is specified.
Language
(Somewhat important)
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 encoding (text/html) specified in the HTTP-Equivalent meta element is not correct.
The character encoding is not specified in the HTTP header.
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, maximum-scale=1.0, user-scalable=0
apple-mobile-web-app-capableyes
mobile-web-app-capableyes
keywordsnasa, worldview, nasa worldview, eosdis worldview, esdis worldview, satellite imagery, remote sensing, natural hazards, natural disasters, daily, near real-time, nrt, lance, wildfire management, air quality, weather forecasting, agriculture, dust storms, smoke plumes, vegetation, severe storms, shipping, fisheries, floods, drought, oil spills
descriptionInteractive interface for browsing full-resolution, global, daily satellite images. Supports time-critical application areas such as wildfire management, air quality measurements, and weather forecasting. Data is generally available within three hours of observation.
theme-color#FFFFFF
langen
twitter:cardsummary
twitter:site@NASAEarth
og:titleWorldview: Explore Your Dynamic Planet
og:site_nameWorldview
og:urlhttps://worldview.earthdata.nasa.gov/
og:descriptionThe NASA Worldview app provides a satellite's perspective of the planet as it looks today and as it has in the past through daily satellite images. Worldview is part of NASA’s Earth Science Data and Information System. ESDIS makes the agency's large repository of data accessible and freely available to the public.
og:typewebsite
og:imagehttps://worldview.earthdata.nasa.gov/images/preview.jpg
X-UA-CompatibleIE=edge
Content-Typetext/html
Cache-controlno-store
Pragmano-cache
charsetUTF-8

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Page quality

Content
(Critically important)
There are only 0 words on this page. Use at least 250 words to provide useful information.
No paragraphs were detected.
No placeholders texts or images were found.
Frames
(Critically important)
This page does not use a frameset.
Mobile optimization
(Somewhat important)
A viewport "width=device-width, initial-scale=1.0, maximum-scale=1.0, user-scalable=0" is provided.
At least one Apple touch icon is specified.
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

No media files were found.

Page structure

H1 heading
(Critically important)
There is no H1 heading specified.
Headings
(Important)
There are no headings specified on the page. Headings are important for search engine optimization and help to structure your content.

Heading structure

No headings were found.
This page seems to be an entry page, because only very few links were found.
There are no external links on this page.

Found links on this page

No internal links were found.

Server configuration

HTTP redirects
(Critically important)
This page redirects to "https://worldview.earthdata.nasa.gov/"
HTTP header
(Important)
No X-Powered HTTP header is sent.
The web server transmits the web page (HTML) in compressed form.
Performance
(Somewhat important)
The page response time is excellent with 0.12 seconds.
The file size of the HTML document is fine (4 kB).

HTTP Response Header

NameValue
content-typetext/html
dateThu, 18 Jun 2026 19:34:57 GMT
last-modifiedWed, 17 Jun 2026 15:10:37 GMT
x-amz-server-side-encryptionAES256
serverServerTokens ProductOnly
x-request-idYmnOQJOCXX5NNuNJUHB5uRZCRz_bFxyRyx1DZ1__Y_svIyA-bKo22g==
x-content-type-optionsnosniff
x-frame-optionsSAMEORIGIN
x-xss-protection1; mode=block
strict-transport-securitymax-age=31536000; includeSubDomains; preload
content-encodingbr
etagW/"d20d7281f9e40dc21c811d52ac81469a"
varyAccept-Encoding
x-cacheHit from cloudfront
via1.1 8ce68972dbdfd3ceb4220d7686f54602.cloudfront.net (CloudFront)
x-amz-cf-popFRA56-P15
x-amz-cf-idUyRxBVKQrvdj-omymC5lZIzhxwr6yLT_0o38Ja68_NMk0FXYdirRww==
age8
content-security-policyframe-ancestors *.nasa.gov https://nasa-gibs.github.io *.arcgis.com *.refoorest.com *.cuny.edu *.monday.com *.imperativemoocs.com laczko.ch walestra.or.id *.google.com www.gstatic.com *.googleusercontent.com *.earth.gov *.netlify.app earth.gov *.worldbank.org macroscope.earth sisu.ut.ee/velle-toll sisu.ut.ee dev-meteo-alia-e-dintorni.pantheonsite.io arset.unhosting.site californiatoday.com arctictradenations.com app.argos.education opera-cal-val.github.io *.articulate.com bourgoing.com apac.atm.ncu.edu.tw;
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 1,386 referring domains.
This page has 214,885 backlinks.
This page has backlinks from 1,030 different ip addresses.

Links from Wikipedia

You can find more links using Wikipedia search

Robots.txt

No valid Robots.txt file was found.

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worldview.earthdata.nasa.gov
NASA Worldview
Interactive interface for browsing full-resolution, global, daily satellite images. Supports time-critical application areas such as wildfire management, air quality measurements, and weather forecasting. Data is generally available within three hours of observation.

Most important keywords

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

KeywordResultRecheck
NASA27%Check
Worldview27%Check
Data27%Check
NASA Worldview27%Check
Interactive16%Check
interface16%Check
browsing16%Check
full-resolution16%Check
global16%Check
daily16%Check
Show more keywords and terms

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