Tools & Wizards About Us

Report Summary

  • 23

    Performance

    Renders faster than
    41% of other websites

  • 78

    Accessibility

    Visual factors better than
    that of 45% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 84

    SEO

    Google-friendlier than
    52% of websites

osteon.ru

Национальный клинический центр Остеон + | Центр остеопатии в Москве

Page Load Speed

5.7 sec in total

First Response

451 ms

Resources Loaded

4.7 sec

Page Rendered

562 ms

About Website

Visit osteon.ru now to see the best up-to-date Osteon content for Russia and also check out these interesting facts you probably never knew about osteon.ru

Национальный клинический центр Остеон + предлагает лечение у ведущих остеопатов с высшим медицинским образованием в центре Москвы. Предоставляем профессиональные консультации, скидки постоянным клиент...

Visit osteon.ru

Key Findings

We analyzed Osteon.ru page load time and found that the first response time was 451 ms and then it took 5.2 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

osteon.ru performance score

23

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.2 s

19/100

10%

LCP (Largest Contentful Paint)

Value7.3 s

4/100

25%

SI (Speed Index)

Value6.9 s

34/100

10%

TBT (Total Blocking Time)

Value2,770 ms

3/100

30%

CLS (Cumulative Layout Shift)

Value0.002

100/100

15%

TTI (Time to Interactive)

Value16.0 s

6/100

10%

Network Requests Diagram

osteon.ru

451 ms

osteon.ru

716 ms

tilda-fallback-1.0.min.js

140 ms

tilda-grid-3.0.min.css

42 ms

tilda-blocks-page5156397.min.css

526 ms

Our browser made a total of 88 requests to load all elements on the main page. We found that 2% of them (2 requests) were addressed to the original Osteon.ru, 84% (74 requests) were made to Static.tildacdn.com and 5% (4 requests) were made to Fonts.gstatic.com. The less responsive or slowest element that took the longest time to load (1.8 sec) relates to the external source Yastatic.net.

Page Optimization Overview & Recommendations

Page size can be reduced by 421.5 kB (41%)

Content Size

1.0 MB

After Optimization

606.2 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Osteon.ru main page is 1.0 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. 60% of websites need less resources to load. Images take 524.4 kB which makes up the majority of the site volume.

HTML Optimization

-78%

Potential reduce by 366.4 kB

  • Original 468.4 kB
  • After minification 467.5 kB
  • After compression 101.9 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 366.4 kB or 78% of the original size.

Image Optimization

-10%

Potential reduce by 52.1 kB

  • Original 524.4 kB
  • After minification 472.2 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. Osteon images are well optimized though.

JavaScript Optimization

-1%

Potential reduce by 54 B

  • Original 8.4 kB
  • After minification 8.4 kB
  • After compression 8.4 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

-11%

Potential reduce by 2.9 kB

  • Original 26.5 kB
  • After minification 26.5 kB
  • After compression 23.6 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. Osteon.ru needs all CSS files to be minified and compressed as it can save up to 2.9 kB or 11% of the original size.

Requests Breakdown

Number of requests can be reduced by 52 (68%)

Requests Now

77

After Optimization

25

  • Images
  • JavaScript
  • CSS

The browser has sent 77 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Osteon. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 27 to 1 for JavaScripts and from 11 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

Accessibility Review

osteon.ru accessibility score

78

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.

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

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

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 IDs are not unique

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

Tables and lists

These are opportunities to improve the experience of reading tabular or list data using assistive technology, like a screen reader.

Impact

Issue

High

Lists do not contain only <li> elements and script supporting elements (<script> and <template>).

Best Practices

osteon.ru best practices score

83

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

SEO Factors

osteon.ru SEO score

84

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

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