Access studyguide.ru. Образовательный портал Стадигид.ру

name

value

score

weighting

FCP (First Contentful Paint)

Value4.3 s

17/100

10%

LCP (Largest Contentful Paint)

Value8.1 s

2/100

25%

SI (Speed Index)

Value12.3 s

3/100

10%

TBT (Total Blocking Time)

Value1,500 ms

14/100

30%

CLS (Cumulative Layout Shift)

Value0.275

44/100

15%

TTI (Time to Interactive)

Value20.5 s

2/100

10%

studyguide.ru

556 ms

www.studyguide.ru

884 ms

css_schedule_1379672285.css

532 ms

index.xml

225 ms

openapi.js

388 ms

Our browser made a total of 81 requests to load all elements on the main page. We found that 40% of them (32 requests) were addressed to the original Studyguide.ru, 14% (11 requests) were made to Vk.com and 6% (5 requests) were made to Pagead2.googlesyndication.com. The less responsive or slowest element that took the longest time to load (1.1 sec) belongs to the original domain Studyguide.ru.

Content Size

867.8 kB

After Optimization

389.3 kB

In fact, the total size of Studyguide.ru main page is 867.8 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. 45% of websites need less resources to load. Javascripts take 509.7 kB which makes up the majority of the site volume.

HTML Optimization

-75%

Potential reduce by 26.1 kB

Original 34.7 kB
After minification 32.8 kB
After compression 8.6 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 26.1 kB or 75% of the original size.

Image Optimization

-3%

Potential reduce by 4.8 kB

Original 180.5 kB
After minification 175.7 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. Studyguide images are well optimized though.

JavaScript Optimization

-65%

Potential reduce by 329.6 kB

Original 509.7 kB
After minification 409.6 kB
After compression 180.1 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. It is highly recommended that all JavaScript files should be compressed and minified as it can save up to 329.6 kB or 65% of the original size.

CSS Optimization

-83%

Potential reduce by 118.1 kB

Original 142.9 kB
After minification 135.5 kB
After compression 24.8 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. Studyguide.ru needs all CSS files to be minified and compressed as it can save up to 118.1 kB or 83% of the original size.

Requests Now

After Optimization

The browser has sent 75 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Studyguide. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 28 to 1 for JavaScripts and from 4 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

[aria-*] attributes do not match their roles

High

ARIA IDs are not unique

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 keyboard navigation in your application.

High

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

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

<frame> or <iframe> elements do not have a title

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>).

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

High

Serves images with low resolution

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Issues were logged in the Issues panel in Chrome Devtools

Search Engine Optimization Advices

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

High

Links are not crawlable

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 Studyguide.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 Studyguide.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

studyguide.ru

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

Образовательный портал Стадигид.ру

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

studyguide.ru

www.studyguide.ru

css_schedule_1379672285.css

index.xml

openapi.js

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

studyguide.ru

www.studyguide.ru

css_schedule_1379672285.css

index.xml

openapi.js

jquery-1.8.3.min.js

functions.js

yamap.js

ajax.js

mainSearch.js

forms.js

jquery.validationEngine.js

jquery.validationEngine-ru.js

adsbygoogle.js

index.xml

jquery-easytabs.min.js

_YMaps.css

_YMaps.js

logo.png

hse.gif

mgimo.png

politech.png

spbgu.jpg

popular1.jpg

goback1.jpg

notion0.jpg

tarasov-banner-v1.gif

solovjev_240x400.gif

ca-pub-4887283193854773.js

zrt_lookup.html

show_ads_impl.js

context.js

ads

osd.js

context_static_r1084.js

94047

watch.js

y150

tabs-content-bg.png

arrow-2.png

the-best-bg.png

the-best-top-shdow.png

the-best-active-bg.png