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energy-storage.org screenshot

Report Summary

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    Performance

  • 0

    Accessibility

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    Best Practices

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    SEO

energy-storage.org

Page Load Speed

3.6 sec in total

First Response

591 ms

Resources Loaded

2.7 sec

Page Rendered

327 ms

energy-storage.org screenshot

About Website

Welcome to energy-storage.org homepage info - get ready to check Energy Storage best content right away, or after learning these important things about energy-storage.org

Energy Conservation and Energy Storage (ECES) is one of 39 Technical Collaboration Programs within the International Energy Agency.

Visit energy-storage.org

Key Findings

We analyzed Energy-storage.org page load time and found that the first response time was 591 ms and then it took 3 sec to load all DOM resources and completely render a web page. This is a poor result, as 55% of websites can load faster.

Performance Metrics

energy-storage.org performance score

0

Network Requests Diagram

iea-es.org

591 ms

iea-es.org

777 ms

style.min.css

100 ms

style.css

216 ms

style.css

284 ms

Our browser made a total of 37 requests to load all elements on the main page. We found that 0% of them (0 request) were addressed to the original Energy-storage.org, 11% (4 requests) were made to Fonts.gstatic.com and 5% (2 requests) were made to Googletagmanager.com. The less responsive or slowest element that took the longest time to load (777 ms) relates to the external source Iea-es.org.

Page Optimization Overview & Recommendations

Page size can be reduced by 177.0 kB (25%)

Content Size

704.2 kB

After Optimization

527.2 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Energy-storage.org main page is 704.2 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. 45% of websites need less resources to load. Images take 348.0 kB which makes up the majority of the site volume.

HTML Optimization

-77%

Potential reduce by 24.5 kB

  • Original 31.8 kB
  • After minification 29.8 kB
  • After compression 7.2 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 24.5 kB or 77% of the original size.

Image Optimization

-5%

Potential reduce by 17.2 kB

  • Original 348.0 kB
  • After minification 330.8 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. Energy Storage images are well optimized though.

JavaScript Optimization

-50%

Potential reduce by 134.1 kB

  • Original 267.1 kB
  • After minification 262.6 kB
  • After compression 133.0 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. It is highly recommended that all JavaScript files should be compressed and minified as it can save up to 134.1 kB or 50% of the original size.

CSS Optimization

-2%

Potential reduce by 1.1 kB

  • Original 57.4 kB
  • After minification 56.7 kB
  • After compression 56.3 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. Energy-storage.org has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 22 (71%)

Requests Now

31

After Optimization

9

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 31 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Energy Storage. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 15 to 1 for JavaScripts and from 9 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

iea-es.org

iea-es.org

591 ms

iea-es.org

iea-es.org

777 ms

style.min.css

style.min.css

100 ms

style.css

style.css

216 ms

style.css

style.css

284 ms

styles.css

styles.css

284 ms

beautiful-taxonomy-filters-base.min.css

beautiful-taxonomy-filters-base.min.css

288 ms

legacy.min.css

legacy.min.css

291 ms

dashicons.min.css

dashicons.min.css

409 ms

jquery.min.js

jquery.min.js

485 ms

jquery-migrate.min.js

jquery-migrate.min.js

384 ms

mc-validate.js

mc-validate.js

46 ms

regenerator-runtime.min.js

regenerator-runtime.min.js

391 ms

wp-polyfill.min.js

wp-polyfill.min.js

393 ms

index.js

index.js

481 ms

beautiful-taxonomy-filters-public.js

beautiful-taxonomy-filters-public.js

544 ms

core.min.js

core.min.js

543 ms

main.min.js

main.min.js

544 ms

api.js

api.js

51 ms

index.js

index.js

594 ms

wp-embed.min.js

wp-embed.min.js

594 ms

js

js

64 ms

css

css

29 ms

icon

icon

41 ms

TCP_IEA_LOGO.svg

TCP_IEA_LOGO.svg

132 ms

eces-logo-header.png

eces-logo-header.png

131 ms

eces-frontpage-1080x240.jpg

eces-frontpage-1080x240.jpg

286 ms

Screenshot-2021-06-30-at-14-26-11-IEA-ES-TCP-Newsletter-June-2021-710x410-1-516x298.png

Screenshot-2021-06-30-at-14-26-11-IEA-ES-TCP-Newsletter-June-2021-710x410-1-516x298.png

368 ms

OnSem_Header-1-516x164.png

OnSem_Header-1-516x164.png

274 ms

waves-for-newsletter-516x50.png

waves-for-newsletter-516x50.png

215 ms

S6u9w4BMUTPHh7USSwiPHw.woff

S6u9w4BMUTPHh7USSwiPHw.woff

27 ms

S6uyw4BMUTPHjx4wWA.woff

S6uyw4BMUTPHjx4wWA.woff

32 ms

S6u9w4BMUTPHh6UVSwiPHw.woff

S6u9w4BMUTPHh6UVSwiPHw.woff

49 ms

flUhRq6tzZclQEJ-Vdg-IuiaDsNa.woff

flUhRq6tzZclQEJ-Vdg-IuiaDsNa.woff

92 ms

js

js

46 ms

analytics.js

analytics.js

21 ms

collect

collect

29 ms

SEO Factors

energy-storage.org SEO score

0

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 Energy-storage.org 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 Energy-storage.org 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

energy-storage.org

Open Graph data is detected on the main page of Energy Storage. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: