Report Summary

  • 67

    Performance

    Renders faster than
    80% of other websites

  • 90

    Accessibility

    Visual factors better than
    that of 75% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    36% of websites

  • 72

    SEO

    Google-friendlier than
    31% of websites

do.sechenov.ru

Единый образовательный портал Первого МГМУ им. И.М.Сеченова

Page Load Speed

3.1 sec in total

First Response

803 ms

Resources Loaded

2.2 sec

Page Rendered

124 ms

do.sechenov.ru screenshot

About Website

Click here to check amazing Do Sechenov content for Russia. Otherwise, check out these important facts you probably never knew about do.sechenov.ru

Единый образовательный портал государственного бюджетного образовательного учреждения высшего профессионального образования Первый московский медицинский университет имени И.М. Сеченова Министерства з...

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Key Findings

We analyzed Do.sechenov.ru page load time and found that the first response time was 803 ms and then it took 2.3 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 45% of websites can load faster.

Performance Metrics

do.sechenov.ru performance score

67

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.8 s

56/100

10%

LCP (Largest Contentful Paint)

Value5.3 s

21/100

25%

SI (Speed Index)

Value4.1 s

79/100

10%

TBT (Total Blocking Time)

Value140 ms

95/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value7.6 s

46/100

10%

Network Requests Diagram

do.sechenov.ru

803 ms

styles.php

255 ms

styles.php

384 ms

spellChecker.js

249 ms

javascript-static.js

251 ms

Our browser made a total of 34 requests to load all elements on the main page. We found that 91% of them (31 requests) were addressed to the original Do.sechenov.ru, 6% (2 requests) were made to Google-analytics.com and 3% (1 request) were made to Mc.yandex.ru. The less responsive or slowest element that took the longest time to load (816 ms) relates to the external source Mc.yandex.ru.

Page Optimization Overview & Recommendations

Page size can be reduced by 50.1 kB (21%)

Content Size

238.8 kB

After Optimization

188.7 kB

In fact, the total size of Do.sechenov.ru main page is 238.8 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. Javascripts take 130.5 kB which makes up the majority of the site volume.

HTML Optimization

-77%

Potential reduce by 23.2 kB

  • Original 30.3 kB
  • After minification 29.7 kB
  • After compression 7.0 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 23.2 kB or 77% of the original size.

Image Optimization

-21%

Potential reduce by 9.9 kB

  • Original 48.0 kB
  • After minification 38.1 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. Obviously, Do Sechenov needs image optimization as it can save up to 9.9 kB or 21% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-8%

Potential reduce by 10.2 kB

  • Original 130.5 kB
  • After minification 130.4 kB
  • After compression 120.4 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

-23%

Potential reduce by 6.8 kB

  • Original 29.9 kB
  • After minification 29.9 kB
  • After compression 23.1 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. Do.sechenov.ru needs all CSS files to be minified and compressed as it can save up to 6.8 kB or 23% of the original size.

Requests Breakdown

Number of requests can be reduced by 23 (70%)

Requests Now

33

After Optimization

10

The browser has sent 33 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Do Sechenov. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 11 to 1 for JavaScripts and as a result speed up the page load time.

Accessibility Review

do.sechenov.ru accessibility score

90

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

Image elements do not have [alt] attributes

Best Practices

do.sechenov.ru best practices score

75

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

SEO Factors

do.sechenov.ru SEO score

72

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

High

Document uses plugins

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

    EN

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Do.sechenov.ru can be misinterpreted by Google and other search engines. Our service has detected that Russian is used on the page, and it does not match the claimed English language. Our system also found out that Do.sechenov.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 Do Sechenov. 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: