Tools & Wizards About Us
old.kai.ru screenshot

Report Summary

  • 80

    Performance

    Renders faster than
    86% of other websites

  • 62

    Accessibility

    Visual factors better than
    that of 28% of websites

  • 42

    Best Practices

    More advanced features
    available than in
    19% of websites

  • 69

    SEO

    Google-friendlier than
    28% of websites

old.kai.ru

Казанский национальный исследовательский технический университет им А.Н. Туполева - КАИ :: Главная

Page Load Speed

4.4 sec in total

First Response

546 ms

Resources Loaded

3.7 sec

Page Rendered

111 ms

old.kai.ru screenshot

About Website

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

Сайт Казанского национального исследовательского технического университета им. А. Н. Туполева - КАИ. Информация о вузе, подробная структура КНИТУ-КАИ, страницы кафедр и подразделений, справочная инфор...

Visit old.kai.ru

Key Findings

We analyzed Old.kai.ru page load time and found that the first response time was 546 ms and then it took 3.8 sec to load all DOM resources and completely render a web page. This is a poor result, as 65% of websites can load faster.

Performance Metrics

old.kai.ru performance score

80

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.9 s

51/100

10%

LCP (Largest Contentful Paint)

Value3.6 s

61/100

25%

SI (Speed Index)

Value4.7 s

69/100

10%

TBT (Total Blocking Time)

Value90 ms

99/100

30%

CLS (Cumulative Layout Shift)

Value0.038

100/100

15%

TTI (Time to Interactive)

Value5.1 s

76/100

10%

Network Requests Diagram

old.kai.ru

546 ms

old.kai.ru

704 ms

main.css

272 ms

jquery.min.js

1430 ms

spoiler.js

394 ms

Our browser made a total of 48 requests to load all elements on the main page. We found that 94% of them (45 requests) were addressed to the original Old.kai.ru, 2% (1 request) were made to Code.jquery.com and 2% (1 request) were made to Site.yandex.net. The less responsive or slowest element that took the longest time to load (1.4 sec) belongs to the original domain Old.kai.ru.

Page Optimization Overview & Recommendations

Page size can be reduced by 127.3 kB (41%)

Content Size

312.9 kB

After Optimization

185.6 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Old.kai.ru main page is 312.9 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. 30% of websites need less resources to load. Javascripts take 167.8 kB which makes up the majority of the site volume.

HTML Optimization

-76%

Potential reduce by 14.1 kB

  • Original 18.5 kB
  • After minification 15.4 kB
  • After compression 4.5 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. This page needs HTML code to be minified as it can gain 3.1 kB, which is 17% of the original size. It is highly recommended that content of this web page should be compressed using GZIP, as it can save up to 14.1 kB or 76% of the original size.

Image Optimization

-1%

Potential reduce by 1.0 kB

  • Original 110.0 kB
  • After minification 109.0 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. Old Kai images are well optimized though.

JavaScript Optimization

-59%

Potential reduce by 98.4 kB

  • Original 167.8 kB
  • After minification 167.0 kB
  • After compression 69.4 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 98.4 kB or 59% of the original size.

CSS Optimization

-83%

Potential reduce by 13.8 kB

  • Original 16.6 kB
  • After minification 11.2 kB
  • After compression 2.7 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. Old.kai.ru needs all CSS files to be minified and compressed as it can save up to 13.8 kB or 83% of the original size.

Requests Breakdown

Number of requests can be reduced by 12 (29%)

Requests Now

42

After Optimization

30

  • Images
  • JavaScript
  • CSS

The browser has sent 42 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Old Kai. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 7 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

old.kai.ru

old.kai.ru

546 ms

old.kai.ru

old.kai.ru

704 ms

main.css

main.css

272 ms

jquery.min.js

jquery.min.js

1430 ms

spoiler.js

spoiler.js

394 ms

carousel.js

carousel.js

408 ms

jwplayer.js

jwplayer.js

942 ms

jquery-latest.js

jquery-latest.js

7 ms

carousel1.js

carousel1.js

418 ms

carousel1.css

carousel1.css

469 ms

top_2.jpg

top_2.jpg

151 ms

top_1.jpg

top_1.jpg

285 ms

top_title.gif

top_title.gif

132 ms

top_2_3.jpg

top_2_3.jpg

419 ms

1_08.jpg

1_08.jpg

132 ms

spacer.gif

spacer.gif

139 ms

menu_item_bg.jpg

menu_item_bg.jpg

262 ms

menu_arrow.gif

menu_arrow.gif

262 ms

menu_sel_item_bg.jpg

menu_sel_item_bg.jpg

284 ms

grint.gif

grint.gif

295 ms

morc.gif

morc.gif

394 ms

1fak.gif

1fak.gif

406 ms

3fak.gif

3fak.gif

416 ms

4fak.gif

4fak.gif

430 ms

5fak.gif

5fak.gif

432 ms

6fak.gif

6fak.gif

524 ms

8fak.gif

8fak.gif

543 ms

cno.gif

cno.gif

551 ms

korporativ.gif

korporativ.gif

556 ms

endowment.gif

endowment.gif

587 ms

pro.gif

pro.gif

588 ms

bb.gif

bb.gif

655 ms

noau.gif

noau.gif

679 ms

banner_fieb.jpg

banner_fieb.jpg

711 ms

facebook.png

facebook.png

711 ms

vk.png

vk.png

724 ms

twitter.png

twitter.png

733 ms

instagramm.png

instagramm.png

792 ms

blind.gif

blind.gif

809 ms

portal.kai.ru.jpg

portal.kai.ru.jpg

139 ms

spacer.gif

spacer.gif

271 ms

acrobat-icon.gif

acrobat-icon.gif

277 ms

all.js

all.js

1066 ms

news.jpg

news.jpg

822 ms

watch.js

watch.js

7 ms

portal.kai.ru.jpg

portal.kai.ru.jpg

871 ms

spacer.gif

spacer.gif

590 ms

acrobat-icon.gif

acrobat-icon.gif

594 ms

Accessibility Review

old.kai.ru accessibility score

62

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.

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

Image elements do not have [alt] attributes

High

Links do not have a discernible name

Best Practices

old.kai.ru best practices score

42

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

Issues were logged in the Issues panel in Chrome Devtools

SEO Factors

old.kai.ru SEO score

69

Search Engine Optimization Advices

Content Best Practices

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

Impact

Issue

High

Image elements do not have [alt] attributes

Language and Encoding

  • Language Detected

    RU

  • Language Claimed

    RU

  • Encoding

    WINDOWS-1251

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Old.kai.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 Old.kai.ru main page’s claimed encoding is windows-1251. Changing it to UTF-8 can be a good choice, as this format is commonly used for encoding all over the web and thus their visitors won’t have any troubles with symbol transcription or reading.

Social Sharing Optimization

old.kai.ru

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