Tools & Wizards About Us
master-class.spb.ru screenshot

Report Summary

  • 46

    Performance

    Renders faster than
    65% of other websites

  • 87

    Accessibility

    Visual factors better than
    that of 66% of websites

  • 58

    Best Practices

    More advanced features
    available than in
    20% of websites

  • 92

    SEO

    Google-friendlier than
    74% of websites

master-class.spb.ru

Тренинги для руководителей и персонала, бизнес-тренинги в Петербурге, корпоративные тренинги, тренинги продаж и переговоров, расписание тренингов.

Page Load Speed

14.5 sec in total

First Response

6.1 sec

Resources Loaded

7.1 sec

Page Rendered

1.3 sec

master-class.spb.ru screenshot

About Website

Welcome to master-class.spb.ru homepage info - get ready to check Master Class Spb best content for Russia right away, or after learning these important things about master-class.spb.ru

Корпоративные тренинги, открытые тренинги, вебинары, долгосрочные программы обучения, системный консалтинг организаций, руководителей и специалистов в Санкт-Петербурге и по всей России.

Visit master-class.spb.ru

Key Findings

We analyzed Master-class.spb.ru page load time and found that the first response time was 6.1 sec and then it took 8.3 sec to load all DOM resources and completely render a web page. This is a poor result, as 85% of websites can load faster.

Performance Metrics

master-class.spb.ru performance score

46

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.6 s

32/100

10%

LCP (Largest Contentful Paint)

Value3.6 s

61/100

25%

SI (Speed Index)

Value5.7 s

51/100

10%

TBT (Total Blocking Time)

Value1,500 ms

14/100

30%

CLS (Cumulative Layout Shift)

Value0.026

100/100

15%

TTI (Time to Interactive)

Value9.3 s

31/100

10%

Network Requests Diagram

master-class.spb.ru

6111 ms

default.css

479 ms

skin_home.css

493 ms

semenu.js

337 ms

urchin.js

15 ms

Our browser made a total of 29 requests to load all elements on the main page. We found that 76% of them (22 requests) were addressed to the original Master-class.spb.ru, 14% (4 requests) were made to Google-analytics.com and 7% (2 requests) were made to Counter.yadro.ru. The less responsive or slowest element that took the longest time to load (6.1 sec) belongs to the original domain Master-class.spb.ru.

Page Optimization Overview & Recommendations

Page size can be reduced by 145.8 kB (53%)

Content Size

272.7 kB

After Optimization

126.9 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Master-class.spb.ru main page is 272.7 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 101.6 kB which makes up the majority of the site volume.

HTML Optimization

-78%

Potential reduce by 75.4 kB

  • Original 97.2 kB
  • After minification 95.1 kB
  • After compression 21.8 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 75.4 kB or 78% of the original size.

Image Optimization

-27%

Potential reduce by 27.5 kB

  • Original 101.6 kB
  • After minification 74.1 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, Master Class Spb needs image optimization as it can save up to 27.5 kB or 27% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-5%

Potential reduce by 1.3 kB

  • Original 24.5 kB
  • After minification 24.4 kB
  • After compression 23.1 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

-84%

Potential reduce by 41.5 kB

  • Original 49.4 kB
  • After minification 41.3 kB
  • After compression 7.9 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. Master-class.spb.ru needs all CSS files to be minified and compressed as it can save up to 41.5 kB or 84% of the original size.

Requests Breakdown

Number of requests can be reduced by 10 (38%)

Requests Now

26

After Optimization

16

  • Images
  • JavaScript
  • CSS

The browser has sent 26 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Master Class Spb. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests and as a result speed up the page load time.

Network Requests Diagram

master-class.spb.ru

master-class.spb.ru

6111 ms

default.css

default.css

479 ms

skin_home.css

skin_home.css

493 ms

semenu.js

semenu.js

337 ms

urchin.js

urchin.js

15 ms

1bg.gif

1bg.gif

156 ms

logomk.png

logomk.png

359 ms

head1.png

head1.png

639 ms

r.jpg

r.jpg

157 ms

bg4.png

bg4.png

308 ms

zag1.gif

zag1.gif

312 ms

fotokorporativ_el.jpg

fotokorporativ_el.jpg

463 ms

bd1.gif

bd1.gif

323 ms

vkontakte.jpg

vkontakte.jpg

462 ms

fbook.jpg

fbook.jpg

773 ms

instagramm.jpg

instagramm.jpg

838 ms

twitter.jpg

twitter.jpg

676 ms

fon2a.gif

fon2a.gif

779 ms

4mc8.gif

4mc8.gif

621 ms

new.gif

new.gif

773 ms

exclusive.gif

exclusive.gif

794 ms

desc1.gif

desc1.gif

833 ms

bg1.png

bg1.png

925 ms

hit

hit

265 ms

ga.js

ga.js

6 ms

__utm.gif

__utm.gif

25 ms

watch.js

watch.js

1 ms

__utm.gif

__utm.gif

14 ms

hit

hit

133 ms

Accessibility Review

master-class.spb.ru accessibility score

87

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

Links do not have a discernible name

Best Practices

master-class.spb.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

Displays images with incorrect aspect ratio

High

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Page has valid source maps

SEO Factors

master-class.spb.ru SEO score

92

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

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 Master-class.spb.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 Master-class.spb.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

master-class.spb.ru

Open Graph description is not detected on the main page of Master Class Spb. 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: