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iubs.org screenshot

Report Summary

  • 47

    Performance

    Renders faster than
    65% of other websites

  • 92

    Accessibility

    Visual factors better than
    that of 78% of websites

  • 92

    Best Practices

    More advanced features
    available than in
    80% of websites

  • 93

    SEO

    Google-friendlier than
    83% of websites

iubs.org

IUBS – International Union of Biological Sciences

Page Load Speed

5.4 sec in total

First Response

98 ms

Resources Loaded

4.9 sec

Page Rendered

442 ms

iubs.org screenshot

About Website

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

International Union of Biological Sciences

Visit iubs.org

Key Findings

We analyzed Iubs.org page load time and found that the first response time was 98 ms and then it took 5.3 sec to load all DOM resources and completely render a web page. This is a poor result, as 75% of websites can load faster.

Performance Metrics

iubs.org performance score

47

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.6 s

13/100

10%

LCP (Largest Contentful Paint)

Value9.2 s

1/100

25%

SI (Speed Index)

Value9.2 s

13/100

10%

TBT (Total Blocking Time)

Value210 ms

88/100

30%

CLS (Cumulative Layout Shift)

Value0.004

100/100

15%

TTI (Time to Interactive)

Value9.9 s

27/100

10%

Network Requests Diagram

iubs.org

98 ms

iubs.org

1328 ms

cv.css

25 ms

style.css

45 ms

style-wpzoom-social-icons.css

46 ms

Our browser made a total of 154 requests to load all elements on the main page. We found that 66% of them (102 requests) were addressed to the original Iubs.org, 17% (26 requests) were made to I0.wp.com and 7% (11 requests) were made to Fonts.wp.com. The less responsive or slowest element that took the longest time to load (1.9 sec) relates to the external source Fonts-api.wp.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 354.9 kB (9%)

Content Size

4.0 MB

After Optimization

3.7 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Iubs.org main page is 4.0 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. 80% of websites need less resources to load and that’s why Accessify’s recommendations for optimization and resource minification can be helpful for this project. Images take 3.1 MB which makes up the majority of the site volume.

HTML Optimization

-84%

Potential reduce by 191.1 kB

  • Original 227.5 kB
  • After minification 220.4 kB
  • After compression 36.4 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 191.1 kB or 84% of the original size.

Image Optimization

-0%

Potential reduce by 5 B

  • Original 3.1 MB
  • After minification 3.1 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. IUBS images are well optimized though.

JavaScript Optimization

-12%

Potential reduce by 39.6 kB

  • Original 320.7 kB
  • After minification 320.2 kB
  • After compression 281.1 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 39.6 kB or 12% of the original size.

CSS Optimization

-33%

Potential reduce by 124.2 kB

  • Original 381.9 kB
  • After minification 370.2 kB
  • After compression 257.7 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. Iubs.org needs all CSS files to be minified and compressed as it can save up to 124.2 kB or 33% of the original size.

Requests Breakdown

Number of requests can be reduced by 103 (77%)

Requests Now

134

After Optimization

31

  • Images
  • JavaScript
  • CSS

The browser has sent 134 CSS, Javascripts, AJAX and image requests in order to completely render the main page of IUBS. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 45 to 1 for JavaScripts and from 60 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

iubs.org

iubs.org

98 ms

iubs.org

iubs.org

1328 ms

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25 ms

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45 ms

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106 ms

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102 ms

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84 ms

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87 ms

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88 ms

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88 ms

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99 ms

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107 ms

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122 ms

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129 ms

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146 ms

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125 ms

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139 ms

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1946 ms

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155 ms

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149 ms

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163 ms

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147 ms

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149 ms

academicons.min.css

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161 ms

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183 ms

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103 ms

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91 ms

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104 ms

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141 ms

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134 ms

default.css

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129 ms

frontend.min.css

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124 ms

swiper.min.css

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112 ms

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80 ms

all.min.css

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102 ms

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96 ms

style.css

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92 ms

general.min.css

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91 ms

gdpr-main.css

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74 ms

jetpack.css

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67 ms

iubs.org

iubs.org

75 ms

variables-skeleton.min.css

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73 ms

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71 ms

widget-events-list-skeleton.min.css

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78 ms

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69 ms

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68 ms

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68 ms

to-top-public.js

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66 ms

owl.carousel.js

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66 ms

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65 ms

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61 ms

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61 ms

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62 ms

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53 ms

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53 ms

tiny-swiper.js

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52 ms

coblocks-tinyswiper-initializer.js

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46 ms

cv.js

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46 ms

custom-layouts.js

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43 ms

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41 ms

popper.min.js

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41 ms

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40 ms

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40 ms

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37 ms

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36 ms

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35 ms

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34 ms

superfish.min.js

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32 ms

functions.js

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32 ms

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29 ms

general.min.js

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25 ms

main.js

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25 ms

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21 ms

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19 ms

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16 ms

manager.min.js

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16 ms

breakpoints.min.js

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18 ms

swiper-bundle.min.js

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16 ms

jquery.bxslider.min.js

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15 ms

jetpack-carousel.min.js

jetpack-carousel.min.js

16 ms

search-icon.png

search-icon.png

47 ms

cropped-logo.png

cropped-logo.png

331 ms

Bees_75872706_tSliderIMG.jpg

Bees_75872706_tSliderIMG.jpg

448 ms

IUBS5.jpg

IUBS5.jpg

820 ms

Penguins.jpg

Penguins.jpg

395 ms

webinars.jpg

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444 ms

Riff_t2slider-image.jpg

Riff_t2slider-image.jpg

445 ms

DSC07252-1.jpg

DSC07252-1.jpg

764 ms

iubs-100-logo-with-tagline-1.png

iubs-100-logo-with-tagline-1.png

409 ms

Biology2_sliderimage.jpg

Biology2_sliderimage.jpg

582 ms

Image20211220125609.jpg

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449 ms

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593 ms

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504 ms

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694 ms

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Luisa_Orsini_L6-pt-1.jpg

649 ms

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Individual_Webinar_Poster_Feb2024-e1707238037924.jpg

625 ms

image-e1701449064329.jpeg

image-e1701449064329.jpeg

612 ms

sps-placeholder.png

sps-placeholder.png

859 ms

Image-8-IUBS-establishes-a-working-group-on-Zoonotic-Diseases.jpg

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914 ms

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Affiche_C.Foyer_-e1699615984661.jpg

893 ms

iubs-logo-469.png

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696 ms

cropped-logo.webp

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914 ms

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364 ms

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376 ms

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378 ms

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378 ms

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313 ms

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301 ms

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243 ms

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307 ms

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51 ms

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Bees_75872706_tSliderIMG.jpg

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1154 ms

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587 ms

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691 ms

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3 ms

Accessibility Review

iubs.org accessibility score

92

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-hidden="true"] elements contain focusable descendents

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

iubs.org best practices score

92

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

General

Impact

Issue

Low

Detected JavaScript libraries

SEO Factors

iubs.org SEO score

93

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

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 Iubs.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 Iubs.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

iubs.org

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