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ciencia.science.gov screenshot

Report Summary

  • 66

    Performance

    Renders faster than
    79% of other websites

  • 100

    Accessibility

    Visual factors better than
    that of 97% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 98

    SEO

    Google-friendlier than
    92% of websites

ciencia.science.gov

Science.gov

Page Load Speed

1.1 sec in total

First Response

187 ms

Resources Loaded

790 ms

Page Rendered

131 ms

ciencia.science.gov screenshot

About Website

Click here to check amazing Ciencia Science content for India. Otherwise, check out these important facts you probably never knew about ciencia.science.gov

Science.gov is a gateway to government science information provided by U.S. Government science agencies, including research and development results.

Visit ciencia.science.gov

Key Findings

We analyzed Ciencia.science.gov page load time and found that the first response time was 187 ms and then it took 921 ms to load all DOM resources and completely render a web page. This is quite a good result, as only 20% of websites can load faster.

Performance Metrics

ciencia.science.gov performance score

66

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.6 s

62/100

10%

LCP (Largest Contentful Paint)

Value6.2 s

11/100

25%

SI (Speed Index)

Value2.6 s

97/100

10%

TBT (Total Blocking Time)

Value90 ms

99/100

30%

CLS (Cumulative Layout Shift)

Value0.21

59/100

15%

TTI (Time to Interactive)

Value4.2 s

86/100

10%

Network Requests Diagram

ciencia.science.gov

187 ms

www.science.gov

183 ms

main.css

37 ms

js

67 ms

us_flag.png

42 ms

Our browser made a total of 23 requests to load all elements on the main page. We found that 4% of them (1 request) were addressed to the original Ciencia.science.gov, 91% (21 requests) were made to Science.gov and 4% (1 request) were made to Googletagmanager.com. The less responsive or slowest element that took the longest time to load (268 ms) relates to the external source Science.gov.

Page Optimization Overview & Recommendations

Page size can be reduced by 26.9 kB (9%)

Content Size

315.8 kB

After Optimization

288.9 kB

  • HTML
  • Images
  • CSS

In fact, the total size of Ciencia.science.gov main page is 315.8 kB. This result falls beyond the top 1M of websites and identifies a large and not optimized web page that may take ages to load. 20% of websites need less resources to load. Images take 297.4 kB which makes up the majority of the site volume.

HTML Optimization

-69%

Potential reduce by 5.8 kB

  • Original 8.4 kB
  • After minification 8.0 kB
  • After compression 2.6 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 5.8 kB or 69% of the original size.

Image Optimization

-4%

Potential reduce by 13.3 kB

  • Original 297.4 kB
  • After minification 284.1 kB

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. Ciencia Science images are well optimized though.

CSS Optimization

-78%

Potential reduce by 7.7 kB

  • Original 9.9 kB
  • After minification 7.2 kB
  • After compression 2.1 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. Ciencia.science.gov needs all CSS files to be minified and compressed as it can save up to 7.7 kB or 78% of the original size.

Requests Breakdown

We found no issues to fix!

Requests Now

21

After Optimization

21

  • Images
  • JavaScript
  • CSS

The browser has sent 21 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Ciencia Science. According to our analytics all requests are already optimized.

Network Requests Diagram

ciencia.science.gov

ciencia.science.gov

187 ms

www.science.gov

www.science.gov

183 ms

main.css

main.css

37 ms

js

js

67 ms

us_flag.png

us_flag.png

42 ms

icon-dot-gov.png

icon-dot-gov.png

76 ms

icon-https.png

icon-https.png

108 ms

SciGov_logo.png

SciGov_logo.png

146 ms

SciGov_hero_1920-min.png

SciGov_hero_1920-min.png

268 ms

CENDI_logo.png

CENDI_logo.png

118 ms

USDA.png

USDA.png

116 ms

DOD.png

DOD.png

112 ms

DTIC.png

DTIC.png

148 ms

DOE.png

DOE.png

150 ms

DHS.png

DHS.png

156 ms

NASA.png

NASA.png

157 ms

NIST.png

NIST.png

182 ms

NIH.png

NIH.png

215 ms

NSF.png

NSF.png

213 ms

NTIS.png

NTIS.png

215 ms

DOT.png

DOT.png

215 ms

USGS.png

USGS.png

220 ms

Icon_Back_to_Top_Blue.png

Icon_Back_to_Top_Blue.png

221 ms

Accessibility Review

ciencia.science.gov accessibility score

100

Accessibility Issues

Best Practices

ciencia.science.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

SEO Factors

ciencia.science.gov SEO score

98

Search Engine Optimization Advices

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 Ciencia.science.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 Ciencia.science.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

ciencia.science.gov

Open Graph description is not detected on the main page of Ciencia Science. 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: