Tools & Wizards About Us
repo.ssau.ru screenshot

Report Summary

  • 46

    Performance

    Renders faster than
    64% of other websites

  • 78

    Accessibility

    Visual factors better than
    that of 45% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 100

    SEO

    Google-friendlier than
    94% of websites

repo.ssau.ru

Репозиторий Самарского национального исследовательского университета имени академика С.П. Королёва: Главная страница

Page Load Speed

4.9 sec in total

First Response

1.4 sec

Resources Loaded

3.4 sec

Page Rendered

109 ms

repo.ssau.ru screenshot

About Website

Click here to check amazing Repo Ssau content for Russia. Otherwise, check out these important facts you probably never knew about repo.ssau.ru

В репозитории Самарского университета (ранее СГАУ) представлен широкий перечень монографий, диссертаций, материалов периодических изданий, аудио и видео-контента. В электронном каталоге хранятся научн...

Visit repo.ssau.ru

Key Findings

We analyzed Repo.ssau.ru page load time and found that the first response time was 1.4 sec and then it took 3.5 sec to load all DOM resources and completely render a web page. This is a poor result, as 60% of websites can load faster.

Performance Metrics

repo.ssau.ru performance score

46

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value5.7 s

5/100

10%

LCP (Largest Contentful Paint)

Value6.6 s

8/100

25%

SI (Speed Index)

Value6.5 s

39/100

10%

TBT (Total Blocking Time)

Value370 ms

71/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value9.0 s

34/100

10%

Network Requests Diagram

repo.ssau.ru

1425 ms

jquery-ui-1.10.3.custom.css

402 ms

bootstrap.min.css

573 ms

bootstrap-theme.min.css

400 ms

dspace-theme.css

267 ms

Our browser made a total of 27 requests to load all elements on the main page. We found that 74% of them (20 requests) were addressed to the original Repo.ssau.ru, 15% (4 requests) were made to Google-analytics.com and 7% (2 requests) were made to Mc.yandex.ru. The less responsive or slowest element that took the longest time to load (1.4 sec) belongs to the original domain Repo.ssau.ru.

Page Optimization Overview & Recommendations

Page size can be reduced by 525.7 kB (64%)

Content Size

815.4 kB

After Optimization

289.7 kB

  • HTML
  • JavaScript
  • CSS

In fact, the total size of Repo.ssau.ru main page is 815.4 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 609.6 kB which makes up the majority of the site volume.

HTML Optimization

-78%

Potential reduce by 23.2 kB

  • Original 29.7 kB
  • After minification 26.7 kB
  • After compression 6.5 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 78% of the original size.

JavaScript Optimization

-58%

Potential reduce by 354.7 kB

  • Original 609.6 kB
  • After minification 574.7 kB
  • After compression 254.9 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 354.7 kB or 58% of the original size.

CSS Optimization

-84%

Potential reduce by 147.8 kB

  • Original 176.2 kB
  • After minification 163.2 kB
  • After compression 28.3 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. Repo.ssau.ru needs all CSS files to be minified and compressed as it can save up to 147.8 kB or 84% of the original size.

Requests Breakdown

Number of requests can be reduced by 18 (75%)

Requests Now

24

After Optimization

6

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 24 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Repo Ssau. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 14 to 1 for JavaScripts and from 6 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

repo.ssau.ru

repo.ssau.ru

1425 ms

jquery-ui-1.10.3.custom.css

jquery-ui-1.10.3.custom.css

402 ms

bootstrap.min.css

bootstrap.min.css

573 ms

bootstrap-theme.min.css

bootstrap-theme.min.css

400 ms

dspace-theme.css

dspace-theme.css

267 ms

main.css

main.css

266 ms

select2.css

select2.css

402 ms

jquery-1.10.2.min.js

jquery-1.10.2.min.js

667 ms

jquery-ui-1.10.3.custom.min.js

jquery-ui-1.10.3.custom.min.js

936 ms

bootstrap.min.js

bootstrap.min.js

665 ms

spin.js

spin.js

534 ms

holder.js

holder.js

536 ms

utils.js

utils.js

676 ms

jquery.mask.js

jquery.mask.js

677 ms

handlers.js

handlers.js

704 ms

select2.js

select2.js

931 ms

choice-support.js

choice-support.js

799 ms

analytics.js

analytics.js

71 ms

watch.js

watch.js

2 ms

tag.js

tag.js

1034 ms

ga.js

ga.js

54 ms

logo.svg

logo.svg

136 ms

logo_goriz_rus_eng_224.svg

logo_goriz_rus_eng_224.svg

135 ms

glyphicons-halflings-regular.woff

glyphicons-halflings-regular.woff

134 ms

__utm.gif

__utm.gif

13 ms

collect

collect

12 ms

js

js

65 ms

Accessibility Review

repo.ssau.ru accessibility score

78

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

Buttons do not have an accessible name

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.

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

Best Practices

repo.ssau.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

SEO Factors

repo.ssau.ru SEO score

100

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

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 Repo.ssau.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 Repo.ssau.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

repo.ssau.ru

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