Tools & Wizards About Us
nsu.ru screenshot

Report Summary

  • 3

    Performance

    Renders faster than
    20% of other websites

  • 87

    Accessibility

    Visual factors better than
    that of 66% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 92

    SEO

    Google-friendlier than
    74% of websites

nsu.ru

Новосибирский Государственный Университет (НГУ)

Page Load Speed

27.5 sec in total

First Response

761 ms

Resources Loaded

26.2 sec

Page Rendered

474 ms

nsu.ru screenshot

About Website

Welcome to nsu.ru homepage info - get ready to check Nsu best content for Russia right away, or after learning these important things about nsu.ru

https://www.nsu.ru/

Visit nsu.ru

Key Findings

We analyzed Nsu.ru page load time and found that the first response time was 761 ms and then it took 26.7 sec to load all DOM resources and completely render a web page. This is a poor result, as 95% of websites can load faster. Unfortunately, there was 1 request timeout, which can generally increase the web page load time, as the browser stays idle while waiting for website response.

Performance Metrics

nsu.ru performance score

3

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value7.4 s

1/100

10%

LCP (Largest Contentful Paint)

Value29.9 s

0/100

25%

SI (Speed Index)

Value47.0 s

0/100

10%

TBT (Total Blocking Time)

Value2,190 ms

6/100

30%

CLS (Cumulative Layout Shift)

Value0.852

4/100

15%

TTI (Time to Interactive)

Value30.2 s

0/100

10%

Network Requests Diagram

nsu.ru

761 ms

nsu.ru

829 ms

2429 ms

58b9538707bb6063e5aba382.js

651 ms

page_eb981e1517d1b34f7ca22dd99100722c_v1.css

493 ms

Our browser made a total of 68 requests to load all elements on the main page. We found that 75% of them (51 requests) were addressed to the original Nsu.ru, 6% (4 requests) were made to Mc.yandex.com and 4% (3 requests) were made to Top-fwz1.mail.ru. The less responsive or slowest element that took the longest time to load (20.5 sec) relates to the external source Stat.sputnik.ru.

Page Optimization Overview & Recommendations

Page size can be reduced by 1.7 MB (31%)

Content Size

5.5 MB

After Optimization

3.8 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Nsu.ru main page is 5.5 MB. This result falls beyond the top 1M of websites and identifies a large and not optimized web page that may take ages to load. 60% of websites need less resources to load. Images take 3.2 MB which makes up the majority of the site volume.

HTML Optimization

-84%

Potential reduce by 87.8 kB

  • Original 104.5 kB
  • After minification 75.6 kB
  • After compression 16.6 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. This page needs HTML code to be minified as it can gain 28.9 kB, which is 28% 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 87.8 kB or 84% of the original size.

Image Optimization

-4%

Potential reduce by 124.6 kB

  • Original 3.2 MB
  • After minification 3.0 MB

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. Nsu images are well optimized though.

JavaScript Optimization

-60%

Potential reduce by 1.0 MB

  • Original 1.7 MB
  • After minification 1.7 MB
  • After compression 690.2 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 1.0 MB or 60% of the original size.

CSS Optimization

-88%

Potential reduce by 413.6 kB

  • Original 472.1 kB
  • After minification 356.1 kB
  • After compression 58.4 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. Nsu.ru needs all CSS files to be minified and compressed as it can save up to 413.6 kB or 88% of the original size.

Requests Breakdown

Number of requests can be reduced by 26 (46%)

Requests Now

57

After Optimization

31

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 57 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Nsu. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 20 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

nsu.ru

nsu.ru

761 ms

nsu.ru

nsu.ru

829 ms

2429 ms

58b9538707bb6063e5aba382.js

58b9538707bb6063e5aba382.js

651 ms

page_eb981e1517d1b34f7ca22dd99100722c_v1.css

page_eb981e1517d1b34f7ca22dd99100722c_v1.css

493 ms

template_bfa0c26bfcdc9f0f7ae6351e3171b344_v1.css

template_bfa0c26bfcdc9f0f7ae6351e3171b344_v1.css

1311 ms

core.min.js

core.min.js

1173 ms

kernel_main_v1.js

kernel_main_v1.js

1018 ms

dexie3.bundle.min.js

dexie3.bundle.min.js

852 ms

core_ls.min.js

core_ls.min.js

675 ms

core_frame_cache.min.js

core_frame_cache.min.js

815 ms

protobuf.min.js

protobuf.min.js

1147 ms

model.min.js

model.min.js

981 ms

rest.client.min.js

rest.client.min.js

1021 ms

pull.client.min.js

pull.client.min.js

1146 ms

api.js

api.js

33 ms

template_8d1d4d1358def6215811a10bbeaaf874_v1.js

template_8d1d4d1358def6215811a10bbeaaf874_v1.js

1701 ms

page_7a19fd39c70e5fc06a12d9b69961e400_v1.js

page_7a19fd39c70e5fc06a12d9b69961e400_v1.js

1193 ms

js

js

59 ms

NSU_Russian_logo_Blue.svg

NSU_Russian_logo_Blue.svg

726 ms

6.JPG

6.JPG

803 ms

%D0%B2%D0%B8%D0%BA%D1%82%D0%BE%D1%80%20%D0%B4%D0%B5%D0%BC%D0%B8%D0%B4%D0%BE%D0%B2.jpg

%D0%B2%D0%B8%D0%BA%D1%82%D0%BE%D1%80%20%D0%B4%D0%B5%D0%BC%D0%B8%D0%B4%D0%BE%D0%B2.jpg

836 ms

%D0%BD%D0%B0%D0%BD%D0%BE%D1%87%D0%B0%D1%81%D1%82%D0%B8%D1%86%D1%8B.jpg

%D0%BD%D0%B0%D0%BD%D0%BE%D1%87%D0%B0%D1%81%D1%82%D0%B8%D1%86%D1%8B.jpg

1028 ms

6.JPG

6.JPG

806 ms

12.JPG

12.JPG

964 ms

%D0%BD%D0%B0%20%D1%81%D0%B0%D0%B9%D1%82.png

%D0%BD%D0%B0%20%D1%81%D0%B0%D0%B9%D1%82.png

968 ms

%D1%80%D0%BE%D1%81%D0%B0%D1%82%D0%BE%D0%BC.jpg

%D1%80%D0%BE%D1%81%D0%B0%D1%82%D0%BE%D0%BC.jpg

971 ms

tild3834-3836-4637-b434-313165323535__lpwdhiikhro.jpg

tild3834-3836-4637-b434-313165323535__lpwdhiikhro.jpg

1006 ms

NSU_Russian_logo_Green.png

NSU_Russian_logo_Green.png

1133 ms

my_icons.png

my_icons.png

469 ms

paycard-icon.png

paycard-icon.png

468 ms

184edd31-715f-447e-81f0-f5f767a89e7f.jpg

184edd31-715f-447e-81f0-f5f767a89e7f.jpg

680 ms

2023_Filos_Ovechkin.00_04_40_11.Still007.jpg

2023_Filos_Ovechkin.00_04_40_11.Still007.jpg

1039 ms

screen.jpg

screen.jpg

531 ms

2024_FEN_Orghim_sbor.00_00_30_14.Still001.jpg

2024_FEN_Orghim_sbor.00_00_30_14.Still001.jpg

952 ms

screen_apply.jpg

screen_apply.jpg

640 ms

vk.png

vk.png

638 ms

social-ok.png

social-ok.png

702 ms

yt.png

yt.png

810 ms

rss.png

rss.png

811 ms

rutube.png

rutube.png

848 ms

tg.svg

tg.svg

873 ms

dzen.svg

dzen.svg

975 ms

app-logo-nsu.svg

app-logo-nsu.svg

976 ms

icon_google.svg

icon_google.svg

1017 ms

icon_apple.svg

icon_apple.svg

1044 ms

map-logo-bot.svg

map-logo-bot.svg

1115 ms

PTSansRegular.woff

PTSansRegular.woff

1096 ms

258f25658f1456fd0206d4fb09b637fe.woff

258f25658f1456fd0206d4fb09b637fe.woff

1088 ms

007e3053464a1b5fcb56734c7c18eabe.woff

007e3053464a1b5fcb56734c7c18eabe.woff

1134 ms

PTSansBold.woff

PTSansBold.woff

1226 ms

recaptcha__en.js

recaptcha__en.js

23 ms

ba.js

ba.js

280 ms

cnt.js

cnt.js

20485 ms

tag.js

tag.js

825 ms

code.js

code.js

911 ms

0bc5ea45ea7e9f473124e09e68d6b495

0bc5ea45ea7e9f473124e09e68d6b495

1109 ms

favicon.ico

favicon.ico

38 ms

favicon.ico

favicon.ico

38 ms

8c2175f672029a8501c35fbf2a566a7f.gif

8c2175f672029a8501c35fbf2a566a7f.gif

905 ms

bx_stat

bx_stat

185 ms

sync-loader.js

sync-loader.js

840 ms

counter

counter

126 ms

dyn-goal-config.js

dyn-goal-config.js

252 ms

advert.gif

advert.gif

733 ms

sync_cookie_image_decide

sync_cookie_image_decide

205 ms

1

1

148 ms

1

1

287 ms

Accessibility Review

nsu.ru accessibility score

87

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

Form elements do not have associated labels

High

Links do not have a discernible name

Best Practices

nsu.ru best practices score

67

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

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

SEO Factors

nsu.ru SEO score

92

Search Engine Optimization Advices

Crawling and Indexing

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

Impact

Issue

High

Links are not crawlable

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 Nsu.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 Nsu.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

nsu.ru

Open Graph data is detected on the main page of Nsu. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: