Tools & Wizards About Us
studrb.ru screenshot

Report Summary

  • 66

    Performance

    Renders faster than
    79% of other websites

  • 90

    Accessibility

    Visual factors better than
    that of 74% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 95

    SEO

    Google-friendlier than
    90% of websites

studrb.ru

Studrb.ru - банк рефератов, дипломы, курсовые работы, шпаргалки

Page Load Speed

3.2 sec in total

First Response

434 ms

Resources Loaded

2.4 sec

Page Rendered

313 ms

studrb.ru screenshot

About Website

Visit studrb.ru now to see the best up-to-date Studrb content for Russia and also check out these interesting facts you probably never knew about studrb.ru

Банк рефератов – 17 тыс. рефератов, курсовых и дипломных работ, шпаргалок по экономике и финансам которые можно скачать бесплатно и без регистрации.

Visit studrb.ru

Key Findings

We analyzed Studrb.ru page load time and found that the first response time was 434 ms and then it took 2.8 sec to load all DOM resources and completely render a web page. This is a poor result, as 50% of websites can load faster.

Performance Metrics

studrb.ru performance score

66

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.6 s

64/100

10%

LCP (Largest Contentful Paint)

Value3.5 s

64/100

25%

SI (Speed Index)

Value4.1 s

79/100

10%

TBT (Total Blocking Time)

Value530 ms

55/100

30%

CLS (Cumulative Layout Shift)

Value0.021

100/100

15%

TTI (Time to Interactive)

Value7.7 s

46/100

10%

Network Requests Diagram

studrb.ru

434 ms

studrb.ru

985 ms

basis.css

135 ms

jquery.min.js

402 ms

jquery.color.min.js

366 ms

Our browser made a total of 35 requests to load all elements on the main page. We found that 80% of them (28 requests) were addressed to the original Studrb.ru, 9% (3 requests) were made to Zchnk.ru and 3% (1 request) were made to Yastatic.net. The less responsive or slowest element that took the longest time to load (985 ms) belongs to the original domain Studrb.ru.

Page Optimization Overview & Recommendations

Page size can be reduced by 122.9 kB (21%)

Content Size

583.4 kB

After Optimization

460.5 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Studrb.ru main page is 583.4 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. 25% of websites need less resources to load. Javascripts take 340.1 kB which makes up the majority of the site volume.

HTML Optimization

-82%

Potential reduce by 91.8 kB

  • Original 112.0 kB
  • After minification 111.0 kB
  • After compression 20.3 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 91.8 kB or 82% of the original size.

Image Optimization

-16%

Potential reduce by 19.2 kB

  • Original 121.7 kB
  • After minification 102.4 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. Obviously, Studrb needs image optimization as it can save up to 19.2 kB or 16% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-3%

Potential reduce by 11.2 kB

  • Original 340.1 kB
  • After minification 339.3 kB
  • After compression 329.0 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

-7%

Potential reduce by 705 B

  • Original 9.5 kB
  • After minification 9.5 kB
  • After compression 8.8 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. Studrb.ru has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 17 (57%)

Requests Now

30

After Optimization

13

  • Images
  • JavaScript
  • CSS

The browser has sent 30 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Studrb. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 10 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

studrb.ru

studrb.ru

434 ms

studrb.ru

studrb.ru

985 ms

basis.css

basis.css

135 ms

jquery.min.js

jquery.min.js

402 ms

jquery.color.min.js

jquery.color.min.js

366 ms

jquery.easing.js

jquery.easing.js

367 ms

ru.js

ru.js

367 ms

general.js

general.js

369 ms

share.js

share.js

638 ms

ga.js

ga.js

62 ms

watch.js

watch.js

29 ms

background_pattern.svg

background_pattern.svg

132 ms

logo.svg

logo.svg

123 ms

convenient_search.png

convenient_search.png

122 ms

easy_navigation.png

easy_navigation.png

125 ms

new_job.png

new_job.png

123 ms

helping_students.png

helping_students.png

125 ms

75.png

75.png

367 ms

70.png

70.png

364 ms

69.png

69.png

365 ms

67.png

67.png

249 ms

65.png

65.png

367 ms

mail_30x23.png

mail_30x23.png

235 ms

search_24x26.png

search_24x26.png

342 ms

login.png

login.png

395 ms

register.png

register.png

459 ms

social_icons.svg

social_icons.svg

460 ms

square.svg

square.svg

461 ms

clearsans.woff

clearsans.woff

462 ms

hit

hit

542 ms

top.svg

top.svg

431 ms

clearsansb.woff

clearsansb.woff

464 ms

zao-order-chat.js

zao-order-chat.js

286 ms

zao-order-chat.0a6ed7ad17.js

zao-order-chat.0a6ed7ad17.js

43 ms

ads.js

ads.js

20 ms

Accessibility Review

studrb.ru accessibility score

90

Accessibility Issues

Contrast

These are opportunities to improve the legibility of your content.

Impact

Issue

High

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

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

studrb.ru best practices score

83

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

General

Impact

Issue

Low

Detected JavaScript libraries

High

Missing source maps for large first-party JavaScript

SEO Factors

studrb.ru SEO score

95

Search Engine Optimization Advices

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

    RU

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Studrb.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 Studrb.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

studrb.ru

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