Report Summary

  • 58

    Performance

    Renders faster than
    74% of other websites

  • 53

    Accessibility

    Visual factors better than
    that of 22% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 69

    SEO

    Google-friendlier than
    28% of websites

gastroscan.ru

Функциональная гастроэнтерология

Page Load Speed

6.8 sec in total

First Response

1.1 sec

Resources Loaded

5 sec

Page Rendered

627 ms

gastroscan.ru screenshot

About Website

Click here to check amazing Gastroscan content for Russia. Otherwise, check out these important facts you probably never knew about gastroscan.ru

Функциональная гастроэнтерология. Диагностика, лечение заболеваний желудочно-кишечного тракта. Диагностические приборы Гастроскан.

Visit gastroscan.ru

Key Findings

We analyzed Gastroscan.ru page load time and found that the first response time was 1.1 sec and then it took 5.6 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

gastroscan.ru performance score

58

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.7 s

62/100

10%

LCP (Largest Contentful Paint)

Value9.5 s

0/100

25%

SI (Speed Index)

Value3.9 s

82/100

10%

TBT (Total Blocking Time)

Value380 ms

70/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value5.2 s

75/100

10%

Network Requests Diagram

gastroscan.ru

1114 ms

page_77d6e11dfb478bc5d97e66a590710a8c0.css

549 ms

template_2771f8a9e0440726a3dab186a31d86e20.css

579 ms

template_71348a430e13c1abf1934eb5c8b18483.js

542 ms

plusone.js

214 ms

Our browser made a total of 75 requests to load all elements on the main page. We found that 40% of them (30 requests) were addressed to the original Gastroscan.ru, 23% (17 requests) were made to Gastroscan.ru.css.1c-bitrix-cdn.ru and 12% (9 requests) were made to Gastroscan.ru.images.1c-bitrix-cdn.ru. The less responsive or slowest element that took the longest time to load (3.8 sec) belongs to the original domain Gastroscan.ru.

Page Optimization Overview & Recommendations

Page size can be reduced by 92.3 kB (32%)

Content Size

291.6 kB

After Optimization

199.4 kB

In fact, the total size of Gastroscan.ru main page is 291.6 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. 20% of websites need less resources to load. Images take 150.6 kB which makes up the majority of the site volume.

HTML Optimization

-82%

Potential reduce by 61.6 kB

  • Original 75.2 kB
  • After minification 68.1 kB
  • After compression 13.6 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 61.6 kB or 82% of the original size.

Image Optimization

-5%

Potential reduce by 7.9 kB

  • Original 150.6 kB
  • After minification 142.7 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. Gastroscan images are well optimized though.

JavaScript Optimization

-25%

Potential reduce by 13.5 kB

  • Original 54.4 kB
  • After minification 54.2 kB
  • After compression 40.9 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 13.5 kB or 25% of the original size.

CSS Optimization

-81%

Potential reduce by 9.2 kB

  • Original 11.3 kB
  • After minification 8.5 kB
  • After compression 2.1 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. Gastroscan.ru needs all CSS files to be minified and compressed as it can save up to 9.2 kB or 81% of the original size.

Requests Breakdown

Number of requests can be reduced by 41 (57%)

Requests Now

72

After Optimization

31

The browser has sent 72 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Gastroscan. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 9 to 1 for JavaScripts and as a result speed up the page load time.

Accessibility Review

gastroscan.ru accessibility score

53

Accessibility Issues

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

Heading elements are not in a sequentially-descending order

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

Form elements do not have associated labels

High

Links do not have a discernible name

Best Practices

gastroscan.ru best practices score

67

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

User Experience

Impact

Issue

High

Serves images with low resolution

General

Impact

Issue

High

Browser errors were logged to the console

High

Page has valid source maps

SEO Factors

gastroscan.ru SEO score

69

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

Language and Encoding

  • Language Detected

    RU

  • Language Claimed

    N/A

  • Encoding

    WINDOWS-1251

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Gastroscan.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 Gastroscan.ru main page’s claimed encoding is windows-1251. Changing it to UTF-8 can be a good choice, as this format is commonly used for encoding all over the web and thus their visitors won’t have any troubles with symbol transcription or reading.

Social Sharing Optimization

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