Images.nasa.gov - SEO Checker

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Overview of the SEO Check
Meta information
79% 
Page quality
48% 
Page structure
58% 
Link structure
0% 
Server
36% 
External factors
100% 
SEO Score
Response time
0.60 s
File size
6.50 kB
Words
0
Media files
0
Number of links
0 internal / 0 external

Task list of SEO Improvements

Meta specifications

Title
(Critically important)
The title tag is missing.
Meta description
(Critically important)
NASA Image and Video Library, serving up consolidated imagery and videos in one searchable location. Users can download content in multiple sizes and resolutions and see the metadata associated with images, including EXIF/camera data on many images.
The meta description is too long: 1594 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 character encoding is not specified in the HTTP header.
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
keywordsnasa, nasa image and media library, nasa video library, download nasa images, download nasa video, download nasa audio, nasa exif data, nasa launch videos
viewportwidth=device-width,initial-scale=1
og:site_nameNASA Image and Video Library
og:titleNASA Image and Video Library
descriptionNASA Image and Video Library, serving up consolidated imagery and videos in one searchable location. Users can download content in multiple sizes and resolutions and see the metadata associated with images, including EXIF/camera data on many images.
og:descriptionNASA Image and Video Library, serving up consolidated imagery and videos in one searchable location. Users can download content in multiple sizes and resolutions and see the metadata associated with images, including EXIF/camera data on many images.
pinterestnopin
google-site-verificationZKpcXLqaBX3jND8Fybkvr3MaaOpC_6MRjXBYm0XNkJQ
theme-color#ffffff
langen
og:site_nameNASA Image and Video Library
og:titleNASA Image and Video Library
og:descriptionNASA Image and Video Library, serving up consolidated imagery and videos in one searchable location. Users can download content in multiple sizes and resolutions and see the metadata associated with images, including EXIF/camera data on many images.
X-UA-CompatibleIE=edge
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)
Multiple viewport tags are given. There should only be one.
A viewport "width=device-width,initial-scale=1" 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.
Baselink: /
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://images.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 0.60 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.
The file size of the HTML document is fine (7 kB).

HTTP Response Header

NameValue
content-typetext/html
content-length6638
dateSun, 29 Dec 2024 08:45:39 GMT
last-modifiedWed, 11 Dec 2024 17:20:57 GMT
etag"108e20d54bc84e00b78de4818ece855c"
x-amz-server-side-encryptionAES256
cache-controlpublic,max-age=1200, s-maxage=2400
x-amz-version-id05wYO9XpzJBK1dODCrskFZz2FdgChjm8
accept-rangesbytes
serverAmazonS3
content-security-policy-report-onlydefault-src https:; report-uri /csp-violation-report/
referrer-policysame-origin
strict-transport-securitymax-age=31536000
x-content-type-optionsnosniff
x-frame-optionsSAMEORIGIN
x-xss-protection1; mode=block
x-cacheMiss from cloudfront
via1.1 3a3c1dcacd115187f53f40028ae4bd24.cloudfront.net (CloudFront)
x-amz-cf-popFRA56-P2
x-amz-cf-id9BSS7CcVt84_9Uk-SM4xi18ybEI3AoGr-Gj4EbPtcC4I6LNkNTDG1Q==
statuscode200
http_versionHTTP/2

External factors

This website has excellent links from other websites.
This page has backlinks from 6,293 referring domains.
This page has 511,623 backlinks.
This page has backlinks from 3,269 different ip addresses.

Links from Wikipedia

No links from Wikipedia were found.

Robots.txt

# robotstxt.org

User-agent: *
Disallow:

Similar sites

Search preview

images.nasa.gov
No title provided
NASA Image and Video Library, serving up consolidated imagery and videos in one searchable location. Users can download content in multiple sizes and resolutions and see the metadata associated with images, including EXIF/camera data on many images.

Most important keywords

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

KeywordResultRecheck
images23%Check
NASA23%Check
Video11%Check
Library11%Check
serving11%Check
consolidated11%Check
imagery11%Check
videos11%Check
one11%Check
searchable11%Check
Show more keywords and terms

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