Tools & Wizards About Us
naukaplus.com screenshot

Report Summary

  • 78

    Performance

    Renders faster than
    85% of other websites

  • 39

    Accessibility

    Visual factors better than
    that of 19% of websites

  • 58

    Best Practices

    More advanced features
    available than in
    20% of websites

  • 62

    SEO

    Google-friendlier than
    23% of websites

naukaplus.com

Поставка учебного оборудования - ООО «Наука плюс», купить учебное оборудование от производителя.

Page Load Speed

3.8 sec in total

First Response

561 ms

Resources Loaded

2.5 sec

Page Rendered

755 ms

naukaplus.com screenshot

About Website

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

"Наука плюс" является поставщиком учебного оборудования (производство Беларусь) для учреждений общего среднего, начального, среднего профессионального и высшего профессионального образования

Visit naukaplus.com

Key Findings

We analyzed Naukaplus.com page load time and found that the first response time was 561 ms and then it took 3.2 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

naukaplus.com performance score

78

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.4 s

37/100

10%

LCP (Largest Contentful Paint)

Value3.4 s

66/100

25%

SI (Speed Index)

Value4.4 s

74/100

10%

TBT (Total Blocking Time)

Value170 ms

92/100

30%

CLS (Cumulative Layout Shift)

Value0.02

100/100

15%

TTI (Time to Interactive)

Value5.1 s

76/100

10%

Network Requests Diagram

www.naukaplus.com

561 ms

style.css

236 ms

liMarquee.css

241 ms

jquery-1.9.0.min.js

370 ms

jquery.liMarquee.js

248 ms

Our browser made a total of 52 requests to load all elements on the main page. We found that 88% of them (46 requests) were addressed to the original Naukaplus.com, 4% (2 requests) were made to Counter.yadro.ru and 4% (2 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (998 ms) belongs to the original domain Naukaplus.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 114.9 kB (56%)

Content Size

205.7 kB

After Optimization

90.8 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Naukaplus.com main page is 205.7 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. HTML takes 130.7 kB which makes up the majority of the site volume.

HTML Optimization

-86%

Potential reduce by 112.2 kB

  • Original 130.7 kB
  • After minification 120.6 kB
  • After compression 18.5 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 112.2 kB or 86% of the original size.

Image Optimization

-4%

Potential reduce by 2.3 kB

  • Original 54.8 kB
  • After minification 52.5 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. Naukaplus images are well optimized though.

JavaScript Optimization

-0%

Potential reduce by 34 B

  • Original 17.2 kB
  • After minification 17.2 kB
  • After compression 17.1 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. This website has mostly compressed JavaScripts.

CSS Optimization

-13%

Potential reduce by 389 B

  • Original 3.0 kB
  • After minification 3.0 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. Naukaplus.com needs all CSS files to be minified and compressed as it can save up to 389 B or 13% of the original size.

Requests Breakdown

Number of requests can be reduced by 34 (72%)

Requests Now

47

After Optimization

13

  • Images
  • JavaScript
  • CSS

The browser has sent 47 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Naukaplus. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 6 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

www.naukaplus.com

www.naukaplus.com

561 ms

style.css

style.css

236 ms

liMarquee.css

liMarquee.css

241 ms

jquery-1.9.0.min.js

jquery-1.9.0.min.js

370 ms

jquery.liMarquee.js

jquery.liMarquee.js

248 ms

jquery.js

jquery.js

396 ms

catalog_jquery.treeview.js

catalog_jquery.treeview.js

248 ms

catalog_init.js

catalog_init.js

349 ms

s3gt_tooltip_mini.css

s3gt_tooltip_mini.css

1 ms

bottom-left.gif

bottom-left.gif

146 ms

top-left.jpg

top-left.jpg

257 ms

top-right-index.jpg

top-right-index.jpg

243 ms

menu-bg.gif

menu-bg.gif

148 ms

menu-br-right.gif

menu-br-right.gif

144 ms

menu-btn.gif

menu-btn.gif

146 ms

menu-br-left.gif

menu-br-left.gif

253 ms

menu-btn.gif

menu-btn.gif

252 ms

menu-btn.gif

menu-btn.gif

266 ms

menu-btn.gif

menu-btn.gif

263 ms

menu-btn.gif

menu-btn.gif

364 ms

menu-btn.gif

menu-btn.gif

371 ms

menu-shadow.gif

menu-shadow.gif

374 ms

Nauka-plus-new.gif

Nauka-plus-new.gif

998 ms

main-shadow-left.gif

main-shadow-left.gif

395 ms

main-shadow-right.gif

main-shadow-right.gif

398 ms

main-shadow-top-right.gif

main-shadow-top-right.gif

484 ms

main-shadow-bottom.gif

main-shadow-bottom.gif

493 ms

main-shadow-bottom-left.gif

main-shadow-bottom-left.gif

499 ms

main-shadow-bottom-right.gif

main-shadow-bottom-right.gif

516 ms

phone1.gif

phone1.gif

530 ms

search-bg.gif

search-bg.gif

608 ms

search-btn.gif

search-btn.gif

612 ms

search-mirror.gif

search-mirror.gif

622 ms

shopcart.gif

shopcart.gif

640 ms

shopcart-mirror.gif

shopcart-mirror.gif

653 ms

news-top-left.gif

news-top-left.gif

727 ms

news-top-right.gif

news-top-right.gif

748 ms

news-link.gif

news-link.gif

747 ms

news-bottom-left.gif

news-bottom-left.gif

763 ms

news-bottom-right.gif

news-bottom-right.gif

778 ms

news-br.gif

news-br.gif

847 ms

news-dot.gif

news-dot.gif

871 ms

footer-left.gif

footer-left.gif

871 ms

footer-bg.gif

footer-bg.gif

893 ms

hit

hit

249 ms

footer-right.gif

footer-right.gif

841 ms

ga.js

ga.js

69 ms

watch.js

watch.js

59 ms

treeview-line.gif

treeview-line.gif

831 ms

treeview.gif

treeview.gif

855 ms

__utm.gif

__utm.gif

17 ms

hit

hit

376 ms

Accessibility Review

naukaplus.com accessibility score

39

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.

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

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

<input type="image"> elements do not have [alt] text

High

Form elements do not have associated labels

High

Links do not have a discernible name

High

<object> elements do not have alternate text

Best Practices

naukaplus.com best practices score

58

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

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Page has valid source maps

SEO Factors

naukaplus.com SEO score

62

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

High

Document uses plugins

Language and Encoding

  • Language Detected

    RU

  • Language Claimed

    N/A

  • Encoding

    WINDOWS-1251

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

naukaplus.com

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