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gpm.nasa.gov screenshot

Report Summary

  • 8

    Performance

    Renders faster than
    22% of other websites

  • 95

    Accessibility

    Visual factors better than
    that of 86% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 83

    SEO

    Google-friendlier than
    46% of websites

gpm.nasa.gov

Home | NASA Global Precipitation Measurement Mission

Page Load Speed

1.5 sec in total

First Response

80 ms

Resources Loaded

671 ms

Page Rendered

711 ms

gpm.nasa.gov screenshot

About Website

Click here to check amazing Gpm NASA content for United States. Otherwise, check out these important facts you probably never knew about gpm.nasa.gov

NASA’s Global Precipitation Measurement Mission (GPM) uses satellites to measure Earth's rain and snowfall for the benefit of mankind. Launched by NASA and JAXA on Feb. 27th, 2014, GPM is an inte...

Visit gpm.nasa.gov

Key Findings

We analyzed Gpm.nasa.gov page load time and found that the first response time was 80 ms and then it took 1.4 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 30% of websites can load faster.

Performance Metrics

gpm.nasa.gov performance score

8

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.7 s

59/100

10%

LCP (Largest Contentful Paint)

Value12.5 s

0/100

25%

SI (Speed Index)

Value10.1 s

9/100

10%

TBT (Total Blocking Time)

Value4,000 ms

1/100

30%

CLS (Cumulative Layout Shift)

Value0.66

8/100

15%

TTI (Time to Interactive)

Value27.1 s

0/100

10%

Network Requests Diagram

gpm.nasa.gov

80 ms

gpm.nasa.gov

66 ms

css_FpEEkwVOLkQGvKF2kic7kNWJ8IGVmvDmNOrxb5Xxvlg.css

11 ms

bootstrap-paragraphs-columns-two.min.css

15 ms

bootstrap-paragraphs-columns.min.css

31 ms

Our browser made a total of 49 requests to load all elements on the main page. We found that 92% of them (45 requests) were addressed to the original Gpm.nasa.gov, 4% (2 requests) were made to Platform.twitter.com and 2% (1 request) were made to Dap.digitalgov.gov. The less responsive or slowest element that took the longest time to load (349 ms) relates to the external source Svs.gsfc.nasa.gov.

Page Optimization Overview & Recommendations

Page size can be reduced by 2.1 MB (22%)

Content Size

9.8 MB

After Optimization

7.7 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Gpm.nasa.gov main page is 9.8 MB. This result falls beyond the top 1M of websites and identifies a large and not optimized web page that may take ages to load. Only a small number of websites need less resources to load. Images take 9.6 MB which makes up the majority of the site volume.

HTML Optimization

-80%

Potential reduce by 54.4 kB

  • Original 68.1 kB
  • After minification 66.6 kB
  • After compression 13.6 kB

HTML content can be minified and compressed by a website’s server. The most efficient way is to compress content using GZIP which reduces data amount travelling through the network between server and browser. HTML code on this page is well minified. It is highly recommended that content of this web page should be compressed using GZIP, as it can save up to 54.4 kB or 80% of the original size.

Image Optimization

-21%

Potential reduce by 2.1 MB

  • Original 9.6 MB
  • After minification 7.5 MB

Image size optimization can help to speed up a website loading time. The chart above shows the difference between the size before and after optimization. Obviously, Gpm NASA needs image optimization as it can save up to 2.1 MB or 21% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-1%

Potential reduce by 1.4 kB

  • Original 118.9 kB
  • After minification 118.9 kB
  • After compression 117.6 kB

It’s better to minify JavaScript in order to improve website performance. The diagram shows the current total size of all JavaScript files against the prospective JavaScript size after its minification and compression. This website has mostly compressed JavaScripts.

CSS Optimization

-20%

Potential reduce by 9.3 kB

  • Original 45.7 kB
  • After minification 45.3 kB
  • After compression 36.4 kB

CSS files minification is very important to reduce a web page rendering time. The faster CSS files can load, the earlier a page can be rendered. Gpm.nasa.gov needs all CSS files to be minified and compressed as it can save up to 9.3 kB or 20% of the original size.

Requests Breakdown

Number of requests can be reduced by 9 (21%)

Requests Now

42

After Optimization

33

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 42 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Gpm NASA. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 5 to 1 for JavaScripts and from 6 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

gpm.nasa.gov

gpm.nasa.gov

80 ms

gpm.nasa.gov

gpm.nasa.gov

66 ms

css_FpEEkwVOLkQGvKF2kic7kNWJ8IGVmvDmNOrxb5Xxvlg.css

css_FpEEkwVOLkQGvKF2kic7kNWJ8IGVmvDmNOrxb5Xxvlg.css

11 ms

bootstrap-paragraphs-columns-two.min.css

bootstrap-paragraphs-columns-two.min.css

15 ms

bootstrap-paragraphs-columns.min.css

bootstrap-paragraphs-columns.min.css

31 ms

bootstrap-paragraphs-columns-three.min.css

bootstrap-paragraphs-columns-three.min.css

31 ms

css_lZo-wgW7B9ggedCuSeGtlLQ4sUaBv_zj92CYXlaectk.css

css_lZo-wgW7B9ggedCuSeGtlLQ4sUaBv_zj92CYXlaectk.css

38 ms

css_Be5qTUKwlOPUKk1KHNO3LW1On0EY7exDZKHrfTfDOE0.css

css_Be5qTUKwlOPUKk1KHNO3LW1On0EY7exDZKHrfTfDOE0.css

45 ms

js_QHqjxhGPGgZFwOfW92tmrVpssmC1sbO0zDG4TgLmaEI.js

js_QHqjxhGPGgZFwOfW92tmrVpssmC1sbO0zDG4TgLmaEI.js

39 ms

Universal-Federated-Analytics-Min.js

Universal-Federated-Analytics-Min.js

69 ms

js_sBSg348jzytgzkQArLTBradnM8gnaQeqAyNsP4MBtb4.js

js_sBSg348jzytgzkQArLTBradnM8gnaQeqAyNsP4MBtb4.js

115 ms

widgets.js

widgets.js

63 ms

js_uIR_Q7V_vHDgSRP4NbOt57uPMNAu0bV7XAHKPVwdy24.js

js_uIR_Q7V_vHDgSRP4NbOt57uPMNAu0bV7XAHKPVwdy24.js

38 ms

imergert_1080p.now.png

imergert_1080p.now.png

349 ms

sky_repeating_v3.png

sky_repeating_v3.png

273 ms

rain_repeating_v4.jpg

rain_repeating_v4.jpg

261 ms

nasa-logo-large-v1.png

nasa-logo-large-v1.png

272 ms

gpm-title-large-v1.png

gpm-title-large-v1.png

259 ms

search-icon-v1.png

search-icon-v1.png

260 ms

contact-icon-v1.png

contact-icon-v1.png

259 ms

sahara2024top.jpg

sahara2024top.jpg

273 ms

IMERG_Spain_floods.png

IMERG_Spain_floods.png

275 ms

GPM-space-default.jpg

GPM-space-default.jpg

272 ms

IMERG_Milton_screen2_0.png

IMERG_Milton_screen2_0.png

282 ms

GPM_Milton_screenshot_Oct7_24.png

GPM_Milton_screenshot_Oct7_24.png

282 ms

get-data-large.png

get-data-large.png

273 ms

hurricane-florence-ISS.png

hurricane-florence-ISS.png

298 ms

trmm-logo-med.png

trmm-logo-med.png

277 ms

gpm-logo-med.png

gpm-logo-med.png

274 ms

applications-logo-med2.png

applications-logo-med2.png

280 ms

closebutton.png

closebutton.png

282 ms

play-button.png

play-button.png

282 ms

landslides-logo-med.png

landslides-logo-med.png

295 ms

applied-disasters-lightning-logo-small-v2.png

applied-disasters-lightning-logo-small-v2.png

295 ms

globe-icon-med.png

globe-icon-med.png

296 ms

goddard-logo-v1.png

goddard-logo-v1.png

294 ms

widget_iframe.2f70fb173b9000da126c79afe2098f02.html

widget_iframe.2f70fb173b9000da126c79afe2098f02.html

79 ms

sahara2024top.jpg

sahara2024top.jpg

77 ms

IMERG_Spain_floods.png

IMERG_Spain_floods.png

88 ms

GPM-space-default.jpg

GPM-space-default.jpg

77 ms

IMERG_Milton_screen2_0.png

IMERG_Milton_screen2_0.png

160 ms

GPM_Milton_screenshot_Oct7_24.png

GPM_Milton_screenshot_Oct7_24.png

82 ms

circle-icon-filled2.png

circle-icon-filled2.png

46 ms

circle-icon-shadow2.png

circle-icon-shadow2.png

76 ms

OpenSans-Regular.ttf

OpenSans-Regular.ttf

74 ms

OpenSans-Bold.ttf

OpenSans-Bold.ttf

74 ms

TitilliumWeb-Regular.ttf

TitilliumWeb-Regular.ttf

73 ms

TitilliumWeb-SemiBold.ttf

TitilliumWeb-SemiBold.ttf

74 ms

TitilliumWeb-Light.ttf

TitilliumWeb-Light.ttf

75 ms

Accessibility Review

gpm.nasa.gov accessibility score

95

Accessibility Issues

Contrast

These are opportunities to improve the legibility of your content.

Impact

Issue

High

Background and foreground colors do not have a sufficient contrast ratio.

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

Heading elements are not in a sequentially-descending order

Names and labels

These are opportunities to improve the semantics of the controls in your application. This may enhance the experience for users of assistive technology, like a screen reader.

Impact

Issue

High

Links do not have a discernible name

Best Practices

gpm.nasa.gov best practices score

83

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

User Experience

Impact

Issue

High

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

High

Page has valid source maps

SEO Factors

gpm.nasa.gov SEO score

83

Search Engine Optimization Advices

Content Best Practices

Format your HTML in a way that enables crawlers to better understand your app’s content.

Impact

Issue

High

Links do not have descriptive text

Crawling and Indexing

To appear in search results, crawlers need access to your app.

Impact

Issue

High

Links are not crawlable

Mobile Friendly

Make sure your pages are mobile friendly so users don’t have to pinch or zoom in order to read the content pages. [Learn more](https://developers.google.com/search/mobile-sites/).

Impact

Issue

High

Document uses legible font sizes

High

Tap targets are not sized appropriately

Language and Encoding

  • Language Detected

    EN

  • Language Claimed

    EN

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Gpm.nasa.gov can be misinterpreted by Google and other search engines. Our service has detected that English is used on the page, and it matches the claimed language. Our system also found out that Gpm.nasa.gov main page’s claimed encoding is utf-8. Use of this encoding format is the best practice as the main page visitors from all over the world won’t have any issues with symbol transcription.

Social Sharing Optimization

gpm.nasa.gov

Open Graph description is not detected on the main page of Gpm NASA. Lack of Open Graph description can be counter-productive for their social media presence, as such a description allows converting a website homepage (or other pages) into good-looking, rich and well-structured posts, when it is being shared on Facebook and other social media. For example, adding the following code snippet into HTML <head> tag will help to represent this web page correctly in social networks: