Access status-kurs.ru. Учебный центр "СТАТУС". Обучающие курсы в Санкт-Петербурге

name

value

score

weighting

FCP (First Contentful Paint)

Value3.4 s

38/100

10%

LCP (Largest Contentful Paint)

Value3.4 s

67/100

25%

SI (Speed Index)

Value6.7 s

36/100

10%

TBT (Total Blocking Time)

Value340 ms

74/100

30%

CLS (Cumulative Layout Shift)

Value0.001

100/100

15%

TTI (Time to Interactive)

Value12.6 s

14/100

10%

status-kurs.ru

509 ms

status-kurs.ru

708 ms

index.php

267 ms

index.php

513 ms

highslide.css

381 ms

Our browser made a total of 98 requests to load all elements on the main page. We found that 92% of them (90 requests) were addressed to the original Status-kurs.ru, 4% (4 requests) were made to Top-fwz1.mail.ru and 2% (2 requests) were made to Mc.yandex.com. The less responsive or slowest element that took the longest time to load (903 ms) belongs to the original domain Status-kurs.ru.

Content Size

993.7 kB

After Optimization

887.4 kB

In fact, the total size of Status-kurs.ru main page is 993.7 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. 55% of websites need less resources to load. Images take 756.5 kB which makes up the majority of the site volume.

HTML Optimization

-79%

Potential reduce by 62.5 kB

Original 78.8 kB
After minification 74.3 kB
After compression 16.3 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 62.5 kB or 79% of the original size.

Image Optimization

-4%

Potential reduce by 27.1 kB

Original 756.5 kB
After minification 729.4 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. Status Kurs images are well optimized though.

JavaScript Optimization

-7%

Potential reduce by 8.5 kB

Original 126.8 kB
After minification 126.8 kB
After compression 118.3 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

-26%

Potential reduce by 8.1 kB

Original 31.6 kB
After minification 31.6 kB
After compression 23.4 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. Status-kurs.ru needs all CSS files to be minified and compressed as it can save up to 8.1 kB or 26% of the original size.

Requests Now

After Optimization

The browser has sent 90 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Status Kurs. 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 from 8 to 1 for CSS and as a result speed up the page load time.

Accessibility Issues

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.

High

button, link, and menuitem elements do not have accessible names.

These are opportunities to improve the legibility of your content.

High

Background and foreground colors do not have a sufficient contrast ratio.

These are opportunities to improve the interpretation of your content by users in different locales.

High

<html> element does not have a [lang] attribute

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.

High

Image elements do not have [alt] attributes

High

Form elements do not have associated labels

High

Links do not have a discernible name

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

High

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

High

List items (<li>) are not contained within <ul> or <ol> parent elements.

These items highlight common accessibility best practices.

High

[user-scalable="no"] is used in the <meta name="viewport"> element or the [maximum-scale] attribute is less than 5.

Areas of Improvement

High

Does not use HTTPS

High

Includes front-end JavaScript libraries with known security vulnerabilities

Low

Ensure CSP is effective against XSS attacks

Low

Detected JavaScript libraries

High

Page has valid source maps

Search Engine Optimization Advices

To appear in search results, crawlers need access to your app.

High

Links are not crawlable

Format your HTML in a way that enables crawlers to better understand your app’s content.

High

Image elements do not have [alt] attributes

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/).

High

Document uses legible font sizes

High

Tap targets are not sized appropriately

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 Status-kurs.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 Status-kurs.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

status-kurs.ru

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

Report Summary

Performance

Accessibility

Best Practices

SEO

Учебный центр "СТАТУС". Обучающие курсы в Санкт-Петербурге

Page Load Speed

First Response

Resources Loaded

Page Rendered

About Website

Key Findings

Performance Metrics

Measured Metrics

FCP (First Contentful Paint)

LCP (Largest Contentful Paint)

SI (Speed Index)

TBT (Total Blocking Time)

CLS (Cumulative Layout Shift)

TTI (Time to Interactive)

Network Requests Diagram

status-kurs.ru

status-kurs.ru

index.php

index.php

highslide.css

Page Optimization Overview & Recommendations

Content Size

After Optimization

HTML Optimization

Image Optimization

JavaScript Optimization

CSS Optimization

Requests Breakdown

Requests Now

After Optimization

Network Requests Diagram

status-kurs.ru

status-kurs.ru

index.php

index.php

highslide.css

system.css

theme.css

naverh_knopka.css

status.js

jquery.scrollTo-min.js

jquery.ad-gallery.js

jquery.ad-gallery.css

jcarousel.css

jquery.jcarousel.js

skin.css

thickbox.js

thickbox.css

bg.jpg

tag.js

logo.png

last_news_label.gif

rss.gif

metro.gif

ul.-vosstaniya-d.4.gif

ul.-engelsa-d.121.gif

pr.dachnyy-d.2k.1.gif

pc.jpg

1541693710korporativnoe-obuchenie-pod-klyuch.jpg

1469203253.jpg

1469203709.jpg

1319460434_foto.jpg

1501765434.jpg

1501765145.jpg

1501765295.jpg

1501765453.jpg

1501765121.jpg

1501765580.jpg

1501765549.jpg

1501765487.jpg

1501765350.jpg

1501765230.jpg

1501765516.jpg

1469203264.jpg