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iaea.org screenshot

Report Summary

  • 33

    Performance

    Renders faster than
    53% of other websites

  • 63

    Accessibility

    Visual factors better than
    that of 28% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 79

    SEO

    Google-friendlier than
    40% of websites

iaea.org

International Atomic Energy Agency | Atoms for Peace and Development

Page Load Speed

2.5 sec in total

First Response

266 ms

Resources Loaded

1.9 sec

Page Rendered

361 ms

iaea.org screenshot

About Website

Visit iaea.org now to see the best up-to-date Iaea content for China and also check out these interesting facts you probably never knew about iaea.org

The IAEA is the world's centre for cooperation in the nuclear field, promoting the safe, secure and peaceful use of nuclear technology. It works in a wide range of areas including energy generati...

Visit iaea.org

Key Findings

We analyzed Iaea.org page load time and found that the first response time was 266 ms and then it took 2.3 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 45% of websites can load faster.

Performance Metrics

iaea.org performance score

33

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.4 s

36/100

10%

LCP (Largest Contentful Paint)

Value8.1 s

2/100

25%

SI (Speed Index)

Value7.1 s

31/100

10%

TBT (Total Blocking Time)

Value610 ms

49/100

30%

CLS (Cumulative Layout Shift)

Value0.199

62/100

15%

TTI (Time to Interactive)

Value12.5 s

14/100

10%

Network Requests Diagram

iaea.org

266 ms

www.iaea.org

58 ms

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30 ms

css__jWeSLeFQ0ZLDfFdto9LYUN6nDxmrcrDdTXUTumuhioM__6TnpKGgKmtkQd-rWiBD4jWcqdtWaAUW115arIalum0c__QcFV4hc4sJpEEGYwqJ9kFoowTMnwpDsNw0DcDoPHSG8.css

42 ms

js__YiAbZZopfpQRgaFzHkuJaTINX5XVnGIZb0WBIAZlhIY__73h5xu5sY0ZNJNd_9I7kPF6X42ZXQ3XKUwezTdmL0GQ__QcFV4hc4sJpEEGYwqJ9kFoowTMnwpDsNw0DcDoPHSG8.js

38 ms

Our browser made a total of 53 requests to load all elements on the main page. We found that 83% of them (44 requests) were addressed to the original Iaea.org, 4% (2 requests) were made to Googletagmanager.com and 4% (2 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (991 ms) belongs to the original domain Iaea.org.

Page Optimization Overview & Recommendations

Page size can be reduced by 238.3 kB (12%)

Content Size

2.0 MB

After Optimization

1.7 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Iaea.org main page is 2.0 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. 70% of websites need less resources to load. Images take 1.6 MB which makes up the majority of the site volume.

HTML Optimization

-78%

Potential reduce by 65.9 kB

  • Original 84.6 kB
  • After minification 76.0 kB
  • After compression 18.7 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 65.9 kB or 78% of the original size.

Image Optimization

-4%

Potential reduce by 69.5 kB

  • Original 1.6 MB
  • After minification 1.5 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. Iaea images are well optimized though.

JavaScript Optimization

-39%

Potential reduce by 102.8 kB

  • Original 264.1 kB
  • After minification 259.5 kB
  • After compression 161.3 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 102.8 kB or 39% of the original size.

CSS Optimization

-0%

Potential reduce by 126 B

  • Original 41.7 kB
  • After minification 41.7 kB
  • After compression 41.6 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. Iaea.org has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 13 (31%)

Requests Now

42

After Optimization

29

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 42 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Iaea. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 14 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

iaea.org

iaea.org

266 ms

www.iaea.org

www.iaea.org

58 ms

css__6LOYyElwEI3KjMk9P2VlEx3SBaI_Srkje6Fry7ge5vE__d2eNHWnQRRgXfT0Eod5zrCRdO1C7xoXRPA50NNEQb1k__QcFV4hc4sJpEEGYwqJ9kFoowTMnwpDsNw0DcDoPHSG8.css

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30 ms

css__jWeSLeFQ0ZLDfFdto9LYUN6nDxmrcrDdTXUTumuhioM__6TnpKGgKmtkQd-rWiBD4jWcqdtWaAUW115arIalum0c__QcFV4hc4sJpEEGYwqJ9kFoowTMnwpDsNw0DcDoPHSG8.css

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42 ms

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js__YiAbZZopfpQRgaFzHkuJaTINX5XVnGIZb0WBIAZlhIY__73h5xu5sY0ZNJNd_9I7kPF6X42ZXQ3XKUwezTdmL0GQ__QcFV4hc4sJpEEGYwqJ9kFoowTMnwpDsNw0DcDoPHSG8.js

38 ms

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35 ms

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445 ms

js__M2NVQx8r0xI0dPdj3nHoOIgG1xO_KQifPNDZ2wq4Y00__e0qbb5K3q1xFFgJ3pt4joasHKkB_fbOL1eXwNlBprMg__QcFV4hc4sJpEEGYwqJ9kFoowTMnwpDsNw0DcDoPHSG8.js

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34 ms

jsapi

jsapi

38 ms

js__Ztl1VdfnYfqtPRDTiywOhkmsgxYViUPyZDNUDGuQs-0__zn1MA-dS-pvBa--S6WecAkEk5KtLsFfMKz0orLwIK2Q__QcFV4hc4sJpEEGYwqJ9kFoowTMnwpDsNw0DcDoPHSG8.js

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78 ms

addthis_widget.js

addthis_widget.js

96 ms

mc-validate.js

mc-validate.js

82 ms

js__GM3GJPR36rRIz0TRkjC5OQwrioSyN9aoYRivDhCO_AM__qAl84FcCv2jyN22yFGS5Oc85cjd9zKX6p_cFNLGhe-M__QcFV4hc4sJpEEGYwqJ9kFoowTMnwpDsNw0DcDoPHSG8.js

js__GM3GJPR36rRIz0TRkjC5OQwrioSyN9aoYRivDhCO_AM__qAl84FcCv2jyN22yFGS5Oc85cjd9zKX6p_cFNLGhe-M__QcFV4hc4sJpEEGYwqJ9kFoowTMnwpDsNw0DcDoPHSG8.js

75 ms

js__i11V-7AETPhfL9YzRpXBpECwVkYyQ_ahu2eHxES_mK0__S79mhsO6q7fWONLNt9XSEZx-JmiQeAEtuPkuVxIEjpY__QcFV4hc4sJpEEGYwqJ9kFoowTMnwpDsNw0DcDoPHSG8.js

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75 ms

loader.js

loader.js

52 ms

gtm.js

gtm.js

76 ms

js

js

56 ms

analytics.js

analytics.js

23 ms

collect

collect

196 ms

collect

collect

320 ms

iaea-logo-3x.png

iaea-logo-3x.png

104 ms

newsletter-banner-en.jpg

newsletter-banner-en.jpg

104 ms

banner-ukraine-carousel.jpg

banner-ukraine-carousel.jpg

152 ms

iaea-banner-nuclear_explained_00_carousel.jpg

iaea-banner-nuclear_explained_00_carousel.jpg

107 ms

alps-report.jpg

alps-report.jpg

107 ms

iaeaflag11140x640.jpg

iaeaflag11140x640.jpg

105 ms

ad43e954-822b-450c-9df9-cbb5bb1355c0.jpg

ad43e954-822b-450c-9df9-cbb5bb1355c0.jpg

155 ms

dsc0244316x9.png

dsc0244316x9.png

157 ms

vandenhove-1140x640.jpg

vandenhove-1140x640.jpg

153 ms

grossi-world-energy-congress-2024-1140x640.jpg

grossi-world-energy-congress-2024-1140x640.jpg

152 ms

flag-japan-1140x640.jpg

flag-japan-1140x640.jpg

155 ms

partner-with-us-b.png

partner-with-us-b.png

153 ms

01913700.jpg

01913700.jpg

159 ms

01913700.jpg

01913700.jpg

158 ms

pub2087cov.png

pub2087cov.png

158 ms

p15066-pub2006_cov_250px.png

p15066-pub2006_cov_250px.png

160 ms

p15002-pub2065_cov250px_0.png

p15002-pub2065_cov250px_0.png

194 ms

svs-25_rev1cov.png

svs-25_rev1cov.png

160 ms

te-2052cov_1.png

te-2052cov_1.png

200 ms

p15314-pub2079_cov_250px_0.png

p15314-pub2079_cov_250px_0.png

198 ms

240313_dg_travel_japan_fukushima_alps_thumbnail.jpg

240313_dg_travel_japan_fukushima_alps_thumbnail.jpg

195 ms

artemis1-810x540.jpg

artemis1-810x540.jpg

197 ms

opensans-regular-webfont.woff

opensans-regular-webfont.woff

560 ms

css__jWeSLeFQ0ZLDfFdto9LYUN6nDxmrcrDdTXUTumuhioM__6TnpKGgKmtkQd-rWiBD4jWcqdtWaAUW115arIalum0c__QcFV4hc4sJpEEGYwqJ9kFoowTMnwpDsNw0DcDoPHSG8.css

css__jWeSLeFQ0ZLDfFdto9LYUN6nDxmrcrDdTXUTumuhioM__6TnpKGgKmtkQd-rWiBD4jWcqdtWaAUW115arIalum0c__QcFV4hc4sJpEEGYwqJ9kFoowTMnwpDsNw0DcDoPHSG8.css

126 ms

robotocondensed-regular.ttf

robotocondensed-regular.ttf

496 ms

RobotoCondensed-Regular.woff

RobotoCondensed-Regular.woff

488 ms

RobotoCondensed-Light.woff

RobotoCondensed-Light.woff

676 ms

RobotoCondensed-Bold.woff

RobotoCondensed-Bold.woff

725 ms

fontawesome-webfont.woff

fontawesome-webfont.woff

667 ms

glyphicons-halflings-regular.woff

glyphicons-halflings-regular.woff

991 ms

get_settings

get_settings

462 ms

opensans-bold-webfont.woff

opensans-bold-webfont.woff

827 ms

main.js

main.js

52 ms

Accessibility Review

iaea.org accessibility score

63

Accessibility Issues

ARIA

These are opportunities to improve the usage of ARIA in your application which may enhance the experience for users of assistive technology, like a screen reader.

Impact

Issue

High

ARIA input fields do not have accessible names

High

Elements with an ARIA [role] that require children to contain a specific [role] are missing some or all of those required children.

High

ARIA IDs are not unique

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

[id] attributes on active, focusable elements are not unique

High

Heading elements are not in a sequentially-descending order

Internationalization and localization

These are opportunities to improve the interpretation of your content by users in different locales.

Impact

Issue

High

<html> element does not have a [lang] attribute

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

Image elements do not have [alt] attributes

High

Links do not have a discernible name

Best Practices

iaea.org best practices score

67

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

High

Includes front-end JavaScript libraries with known security vulnerabilities

Low

Ensure CSP is effective against XSS attacks

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Issues were logged in the Issues panel in Chrome Devtools

SEO Factors

iaea.org SEO score

79

Search Engine Optimization Advices

Crawling and Indexing

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

Impact

Issue

High

Links are not crawlable

High

robots.txt is not valid

Content Best Practices

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

Impact

Issue

High

Image elements do not have [alt] attributes

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

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 Iaea.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 Iaea.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

iaea.org

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