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ioch.kiev.ua screenshot

Report Summary

  • 60

    Performance

    Renders faster than
    75% of other websites

  • 60

    Accessibility

    Visual factors better than
    that of 26% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 87

    SEO

    Google-friendlier than
    65% of websites

ioch.kiev.ua

Institute of Organic Chemistry of the NAS of Ukraine

Page Load Speed

13.9 sec in total

First Response

5.7 sec

Resources Loaded

8.1 sec

Page Rendered

152 ms

ioch.kiev.ua screenshot

About Website

Welcome to ioch.kiev.ua homepage info - get ready to check Ioch best content right away, or after learning these important things about ioch.kiev.ua

Institute of Organic Chemistry of the NAS of Ukraine is one of the leading research institutions in the National Academy of Sciences of Ukraine.

Visit ioch.kiev.ua

Key Findings

We analyzed Ioch.kiev.ua page load time and found that the first response time was 5.7 sec and then it took 8.3 sec to load all DOM resources and completely render a web page. This is a poor result, as 85% of websites can load faster.

Performance Metrics

ioch.kiev.ua performance score

60

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.2 s

20/100

10%

LCP (Largest Contentful Paint)

Value4.8 s

30/100

25%

SI (Speed Index)

Value30.2 s

0/100

10%

TBT (Total Blocking Time)

Value70 ms

99/100

30%

CLS (Cumulative Layout Shift)

Value0.104

88/100

15%

TTI (Time to Interactive)

Value5.0 s

76/100

10%

Network Requests Diagram

ioch.kiev.ua

5665 ms

wp-emoji-release.min.js

768 ms

style.css

1051 ms

layout.css

523 ms

blue.css

807 ms

Our browser made a total of 41 requests to load all elements on the main page. We found that 95% of them (39 requests) were addressed to the original Ioch.kiev.ua, 5% (2 requests) were made to Counter.yadro.ru. The less responsive or slowest element that took the longest time to load (5.7 sec) belongs to the original domain Ioch.kiev.ua.

Page Optimization Overview & Recommendations

Page size can be reduced by 365.6 kB (56%)

Content Size

654.5 kB

After Optimization

289.0 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Ioch.kiev.ua main page is 654.5 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. 25% of websites need less resources to load. Javascripts take 265.2 kB which makes up the majority of the site volume.

HTML Optimization

-79%

Potential reduce by 35.2 kB

  • Original 44.4 kB
  • After minification 41.4 kB
  • After compression 9.2 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 35.2 kB or 79% of the original size.

Image Optimization

-3%

Potential reduce by 5.1 kB

  • Original 148.6 kB
  • After minification 143.5 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. Ioch images are well optimized though.

JavaScript Optimization

-68%

Potential reduce by 180.2 kB

  • Original 265.2 kB
  • After minification 261.0 kB
  • After compression 85.1 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 180.2 kB or 68% of the original size.

CSS Optimization

-74%

Potential reduce by 145.1 kB

  • Original 196.3 kB
  • After minification 168.1 kB
  • After compression 51.2 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. Ioch.kiev.ua needs all CSS files to be minified and compressed as it can save up to 145.1 kB or 74% of the original size.

Requests Breakdown

Number of requests can be reduced by 28 (72%)

Requests Now

39

After Optimization

11

  • Images
  • JavaScript
  • CSS

The browser has sent 39 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Ioch. 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 15 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

ioch.kiev.ua

ioch.kiev.ua

5665 ms

wp-emoji-release.min.js

wp-emoji-release.min.js

768 ms

style.css

style.css

1051 ms

layout.css

layout.css

523 ms

blue.css

blue.css

807 ms

responsive.css

responsive.css

504 ms

formalize.css

formalize.css

809 ms

superfish.css

superfish.css

860 ms

prettyPhoto.css

prettyPhoto.css

1193 ms

nonverblaster.css

nonverblaster.css

1022 ms

flexslider.css

flexslider.css

1060 ms

front_end_style.css

front_end_style.css

1064 ms

dashicons.min.css

dashicons.min.css

1676 ms

desktop_style.css

desktop_style.css

1301 ms

settings.css

settings.css

1341 ms

captions.css

captions.css

1350 ms

pagenavi-css.css

pagenavi-css.css

1367 ms

jquery.js

jquery.js

2072 ms

jquery-migrate.min.js

jquery-migrate.min.js

1573 ms

swfobject.js

swfobject.js

1601 ms

jquery.themepunch.revolution.min.js

jquery.themepunch.revolution.min.js

2179 ms

ffee55b70fb4df0e80e2cd4c21f5ccc465e72982.js

ffee55b70fb4df0e80e2cd4c21f5ccc465e72982.js

1645 ms

superfish.js

superfish.js

1473 ms

jquery.jcarousellite.js

jquery.jcarousellite.js

1505 ms

jquery.fitvids.js

jquery.fitvids.js

1576 ms

jquery.isotope.min.js

jquery.isotope.min.js

1586 ms

jquery.formalize.min.js

jquery.formalize.min.js

1769 ms

nonverblaster.js

nonverblaster.js

1797 ms

app.js

app.js

1856 ms

jquery.flexslider.min.js

jquery.flexslider.min.js

1888 ms

comment-reply.min.js

comment-reply.min.js

1887 ms

to-top.png

to-top.png

239 ms

sitelogo-en.png

sitelogo-en.png

252 ms

zoom.png

zoom.png

345 ms

uk.png

uk.png

386 ms

divider1.png

divider1.png

411 ms

arrow-right.gif

arrow-right.gif

445 ms

institute-of-organic-chemstry-nanu.jpg

institute-of-organic-chemstry-nanu.jpg

953 ms

footer-pformat-standard.png

footer-pformat-standard.png

506 ms

hit

hit

406 ms

hit

hit

549 ms

Accessibility Review

ioch.kiev.ua accessibility score

60

Accessibility Issues

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

Buttons do not have an accessible name

High

Image elements do not have [alt] attributes

High

Links do not have a discernible name

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

Best practices

These items highlight common accessibility best practices.

Impact

Issue

High

[user-scalable="no"] is used in the <meta name="viewport"> element or the [maximum-scale] attribute is less than 5.

Best Practices

ioch.kiev.ua best practices score

75

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

User Experience

Impact

Issue

High

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

SEO Factors

ioch.kiev.ua SEO score

87

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

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

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 Ioch.kiev.ua 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 Ioch.kiev.ua 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

ioch.kiev.ua

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