Report Summary

  • 2

    Performance

    Renders faster than
    29% of other websites

  • 46

    Accessibility

    Visual factors better than
    that of 29% of websites

  • 58

    Best Practices

    More advanced features
    available than in
    29% of websites

  • 85

    SEO

    Google-friendlier than
    62% of websites

ona-clinic.ru

Частные клиники «Она» в Санкт-Петербуре - платное лечение, МРТ, УЗИ и КТ

Page Load Speed

4.9 sec in total

First Response

629 ms

Resources Loaded

3.8 sec

Page Rendered

488 ms

ona-clinic.ru screenshot

About Website

Click here to check amazing Ona Clinic content for Russia. Otherwise, check out these important facts you probably never knew about ona-clinic.ru

Сеть частных клиник Она в Санкт-Петербурге предлагает широкий спектр платных медицинских услуг, консультации и лечение, а также МРТ и КТ в разных районах города.

Visit ona-clinic.ru

Key Findings

We analyzed Ona-clinic.ru page load time and found that the first response time was 629 ms and then it took 4.3 sec to load all DOM resources and completely render a web page. This is a poor result, as 65% of websites can load faster.

Performance Metrics

ona-clinic.ru performance score

2

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value5.4 s

7/100

10%

LCP (Largest Contentful Paint)

Value15.7 s

0/100

25%

SI (Speed Index)

Value13.1 s

2/100

10%

TBT (Total Blocking Time)

Value10,140 ms

0/100

30%

CLS (Cumulative Layout Shift)

Value0.814

4/100

15%

TTI (Time to Interactive)

Value30.4 s

0/100

10%

Network Requests Diagram

ona-clinic.ru

629 ms

page_45b379cc7fadf39534d58183200c312b_e0366939cbdc26d93ffe04bbc8736bc3.css

877 ms

kernel_main.css

881 ms

template_34d0991afbd1493ce2c320b399c48524_3e8170cd4dbd9f20cc57865e50d7e86b.css

882 ms

kernel_main.js

1285 ms

Our browser made a total of 65 requests to load all elements on the main page. We found that 15% of them (10 requests) were addressed to the original Ona-clinic.ru, 45% (29 requests) were made to Ona-clinic.ru.css.1c-bitrix-cdn.ru and 12% (8 requests) were made to Ona-clinic.ru.js.1c-bitrix-cdn.ru. The less responsive or slowest element that took the longest time to load (1.8 sec) belongs to the original domain Ona-clinic.ru.

Page Optimization Overview & Recommendations

Page size can be reduced by 1.1 MB (33%)

Content Size

3.4 MB

After Optimization

2.3 MB

In fact, the total size of Ona-clinic.ru main page is 3.4 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. 40% of websites need less resources to load. Images take 2.1 MB which makes up the majority of the site volume.

HTML Optimization

-67%

Potential reduce by 167.0 kB

  • Original 250.8 kB
  • After minification 239.1 kB
  • After compression 83.8 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 167.0 kB or 67% of the original size.

Image Optimization

-10%

Potential reduce by 205.5 kB

  • Original 2.1 MB
  • After minification 1.9 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. Ona Clinic images are well optimized though.

JavaScript Optimization

-76%

Potential reduce by 630.5 kB

  • Original 831.3 kB
  • After minification 718.4 kB
  • After compression 200.8 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 630.5 kB or 76% of the original size.

CSS Optimization

-42%

Potential reduce by 126.9 kB

  • Original 300.1 kB
  • After minification 282.3 kB
  • After compression 173.2 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. Ona-clinic.ru needs all CSS files to be minified and compressed as it can save up to 126.9 kB or 42% of the original size.

Requests Breakdown

Number of requests can be reduced by 33 (56%)

Requests Now

59

After Optimization

26

The browser has sent 59 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Ona Clinic. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 20 to 1 for JavaScripts and from 15 to 1 for CSS and as a result speed up the page load time.

Accessibility Review

ona-clinic.ru accessibility score

46

Accessibility Issues

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.

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

<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

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

ona-clinic.ru best practices score

58

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

High

Browser errors were logged to the console

SEO Factors

ona-clinic.ru SEO score

85

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

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

    RU

  • Language Claimed

    RU

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Ona-clinic.ru can be misinterpreted by Google and other search engines. Our service has detected that Russian is used on the page, and it matches the claimed language. Our system also found out that Ona-clinic.ru 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

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