Report Summary

  • 71

    Performance

    Renders faster than
    82% of other websites

  • 64

    Accessibility

    Visual factors better than
    that of 30% of websites

  • 58

    Best Practices

    More advanced features
    available than in
    19% of websites

  • 77

    SEO

    Google-friendlier than
    36% of websites

rusnanonet.ru

Attention Required! | Cloudflare

Page Load Speed

7.8 sec in total

First Response

1.1 sec

Resources Loaded

6.4 sec

Page Rendered

286 ms

rusnanonet.ru screenshot

About Website

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

Российский нано-портал RusNanoNet: современные нанотехнологии и новые наноматериалы. Сайт о популярных событиях в мире нанотехнологий. Каталог организаций, услуг и разработок участников национальной н...

Visit rusnanonet.ru

Key Findings

We analyzed Rusnanonet.ru page load time and found that the first response time was 1.1 sec and then it took 6.6 sec to load all DOM resources and completely render a web page. This is a poor result, as 80% of websites can load faster.

Performance Metrics

rusnanonet.ru performance score

71

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.3 s

39/100

10%

LCP (Largest Contentful Paint)

Value4.6 s

35/100

25%

SI (Speed Index)

Value4.6 s

70/100

10%

TBT (Total Blocking Time)

Value140 ms

95/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value5.0 s

76/100

10%

Network Requests Diagram

rusnanonet.ru

1141 ms

style.css

194 ms

kernel0.css

283 ms

jquery.js

301 ms

jquery.tools.min.js

201 ms

Our browser made a total of 139 requests to load all elements on the main page. We found that 76% of them (106 requests) were addressed to the original Rusnanonet.ru, 4% (5 requests) were made to Mc.yandex.ru and 4% (5 requests) were made to Directadvert.ru. The less responsive or slowest element that took the longest time to load (4.3 sec) relates to the external source Mc.yandex.ru.

Page Optimization Overview & Recommendations

Page size can be reduced by 975.3 kB (48%)

Content Size

2.1 MB

After Optimization

1.1 MB

In fact, the total size of Rusnanonet.ru main page is 2.1 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. 50% of websites need less resources to load. Images take 861.9 kB which makes up the majority of the site volume.

HTML Optimization

-81%

Potential reduce by 145.2 kB

  • Original 179.8 kB
  • After minification 163.6 kB
  • After compression 34.6 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. 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 145.2 kB or 81% of the original size.

Image Optimization

-3%

Potential reduce by 22.9 kB

  • Original 861.9 kB
  • After minification 839.0 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. Rusnanonet images are well optimized though.

JavaScript Optimization

-78%

Potential reduce by 588.2 kB

  • Original 755.0 kB
  • After minification 638.3 kB
  • After compression 166.7 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 588.2 kB or 78% of the original size.

CSS Optimization

-86%

Potential reduce by 219.1 kB

  • Original 253.7 kB
  • After minification 227.5 kB
  • After compression 34.6 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. Rusnanonet.ru needs all CSS files to be minified and compressed as it can save up to 219.1 kB or 86% of the original size.

Requests Breakdown

Number of requests can be reduced by 64 (49%)

Requests Now

131

After Optimization

67

The browser has sent 131 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Rusnanonet. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 21 to 1 for JavaScripts and from 4 to 1 for CSS and as a result speed up the page load time.

Accessibility Review

rusnanonet.ru accessibility score

64

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.

Tables and lists

These are opportunities to improve the experience of reading tabular or list data using assistive technology, like a screen reader.

Impact

Issue

High

<dl>'s do not contain only properly-ordered <dt> and <dd> groups, <script>, <template> or <div> elements.

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

<frame> or <iframe> elements do not have a title

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

Best Practices

rusnanonet.ru 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

SEO Factors

rusnanonet.ru SEO score

77

Search Engine Optimization Advices

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 Rusnanonet.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 Rusnanonet.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

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