Access occluder.com.ua. Врожденный порок сердца - эндоваскулярное лечение в институте Амосова.

name

value

score

weighting

FCP (First Contentful Paint)

Value4.1 s

21/100

10%

LCP (Largest Contentful Paint)

Value4.1 s

46/100

25%

SI (Speed Index)

Value11.4 s

5/100

10%

TBT (Total Blocking Time)

Value1,970 ms

8/100

30%

CLS (Cumulative Layout Shift)

Value0.245

51/100

15%

TTI (Time to Interactive)

Value17.6 s

4/100

10%

occluder.com.ua

1169 ms

sm-blue.css

513 ms

sm-core-css.css

537 ms

style.css

547 ms

mobile.css

550 ms

Our browser made a total of 56 requests to load all elements on the main page. We found that 71% of them (40 requests) were addressed to the original Occluder.com.ua, 9% (5 requests) were made to Youtube.com and 4% (2 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (1.2 sec) belongs to the original domain Occluder.com.ua.

Content Size

1.4 MB

After Optimization

1.3 MB

In fact, the total size of Occluder.com.ua main page is 1.4 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 951.7 kB which makes up the majority of the site volume.

HTML Optimization

-75%

Potential reduce by 30.7 kB

Original 40.7 kB
After minification 37.6 kB
After compression 10.0 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 30.7 kB or 75% of the original size.

Image Optimization

-2%

Potential reduce by 17.1 kB

Original 951.7 kB
After minification 934.6 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. Occluder images are well optimized though.

JavaScript Optimization

-7%

Potential reduce by 21.9 kB

Original 331.9 kB
After minification 331.9 kB
After compression 310.0 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. This website has mostly compressed JavaScripts.

CSS Optimization

-9%

Potential reduce by 6.9 kB

Original 76.9 kB
After minification 76.8 kB
After compression 70.0 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. Occluder.com.ua has all CSS files already compressed.

Requests Now

After Optimization

The browser has sent 52 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Occluder. 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 7 to 1 for CSS and as a result speed up the page load time.

Accessibility Issues

These are opportunities to improve the legibility of your content.

High

Background and foreground colors do not have a sufficient contrast ratio.

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.

High

<frame> or <iframe> elements do not have a title

High

Image elements do not have [alt] attributes

High

Form elements do not have associated labels

High

Links do not have a discernible name

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

High

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

Areas of Improvement

High

Does not use HTTPS

High

Includes front-end JavaScript libraries with known security vulnerabilities

Low

Ensure CSP is effective against XSS attacks

High

Serves images with low resolution

Low

Detected JavaScript libraries

High

Page has valid source maps

Search Engine Optimization Advices

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

High

Links are not crawlable

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

High

Image elements do not have [alt] attributes

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/).

High

Document uses legible font sizes

High

Tap targets are not sized appropriately

Language and Encoding

Language Detected

RU
Language Claimed

N/A
Encoding

UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Occluder.com.ua can be misinterpreted by Google and other search engines. Our service has detected that Russian is used on the page, and neither this language nor any other was claimed in <html> or <meta> tags. Our system also found out that Occluder.com.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

occluder.com.ua

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

Report Summary

Performance

Accessibility

Best Practices

SEO

Врожденный порок сердца - эндоваскулярное лечение в институте Амосова.

Page Load Speed

First Response

Resources Loaded

Page Rendered

About Website

Key Findings

Performance Metrics

Measured Metrics

FCP (First Contentful Paint)

LCP (Largest Contentful Paint)

SI (Speed Index)

TBT (Total Blocking Time)

CLS (Cumulative Layout Shift)

TTI (Time to Interactive)

Network Requests Diagram

occluder.com.ua

sm-blue.css

sm-core-css.css

style.css

mobile.css

Page Optimization Overview & Recommendations

Content Size

After Optimization

HTML Optimization

Image Optimization

JavaScript Optimization

CSS Optimization

Requests Breakdown

Requests Now

After Optimization

Network Requests Diagram

occluder.com.ua

sm-blue.css

sm-core-css.css

style.css

mobile.css

colorbox.css

normalize.css

jquery-1.9.1.js

jquery-ui.js

jquery.colorbox-min.js

jquery.slides.js

jquery.zoom.js

jquery.smartmenus.min.js

scripts.js

jquery.validate.js

analytics.js

watch.js

logo.png

CqbBEh84Z7E

ask_question_icon.png

facebook_btn.png

vk_btn.png

imgcrop.php

imgcrop.php

imgcrop.php

slide-3.jpg

slide_1.jpg

slide_2.jpg

slide_4.jpg

Sport.jpg

blizzard.png

s_ezd.png

arrow_btn.png

heart.png

end-hir.jpg

imgcrop.php

imgcrop.php

imgcrop.php

pfm-medical.jpg

imgcrop.php

ask_question_footer.png

developer_logo.png

sign_up_ok_icon.png