Report Summary

  • 93

    Performance

    Renders faster than
    92% of other websites

  • 65

    Accessibility

    Visual factors better than
    that of 31% of websites

  • 0

    Best Practices

  • 94

    SEO

    Google-friendlier than
    90% of websites

nuclearno.ru

Nuclearno.ru

Page Load Speed

5 sec in total

First Response

1.3 sec

Resources Loaded

3.4 sec

Page Rendered

372 ms

nuclearno.ru screenshot

About Website

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

Российский сайт ядерного нераспространения: ядерная безопасность и нераспространение, ядерное оружие и ядерный терроризм, проблемы отработавшего ядерного топлива и радиоактивных отходов, утилизация пл...

Visit nuclearno.ru

Key Findings

We analyzed Nuclearno.ru page load time and found that the first response time was 1.3 sec and then it took 3.7 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

nuclearno.ru performance score

93

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value1.4 s

97/100

10%

LCP (Largest Contentful Paint)

Value1.5 s

99/100

25%

SI (Speed Index)

Value3.1 s

93/100

10%

TBT (Total Blocking Time)

Value250 ms

84/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value4.2 s

86/100

10%

Network Requests Diagram

nuclearno.ru

1253 ms

grz.css

534 ms

nuclearno-ru-logo.jpg

573 ms

nuclearno-legend-ru.gif

693 ms

rss-feed.gif

327 ms

Our browser made a total of 42 requests to load all elements on the main page. We found that 79% of them (33 requests) were addressed to the original Nuclearno.ru, 7% (3 requests) were made to W.uptolike.com and 5% (2 requests) were made to Counter.rambler.ru. The less responsive or slowest element that took the longest time to load (1.9 sec) belongs to the original domain Nuclearno.ru.

Page Optimization Overview & Recommendations

Page size can be reduced by 40.4 kB (39%)

Content Size

103.1 kB

After Optimization

62.7 kB

In fact, the total size of Nuclearno.ru main page is 103.1 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. 15% of websites need less resources to load. Images take 54.4 kB which makes up the majority of the site volume.

HTML Optimization

-76%

Potential reduce by 30.6 kB

  • Original 40.0 kB
  • After minification 38.4 kB
  • After compression 9.4 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 30.6 kB or 76% of the original size.

Image Optimization

-8%

Potential reduce by 4.5 kB

  • Original 54.4 kB
  • After minification 49.9 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. Nuclearno images are well optimized though.

JavaScript Optimization

-57%

Potential reduce by 3.9 kB

  • Original 6.9 kB
  • After minification 6.9 kB
  • After compression 3.0 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 3.9 kB or 57% of the original size.

CSS Optimization

-74%

Potential reduce by 1.4 kB

  • Original 1.9 kB
  • After minification 1.4 kB
  • After compression 489 B

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. Nuclearno.ru needs all CSS files to be minified and compressed as it can save up to 1.4 kB or 74% of the original size.

Requests Breakdown

Number of requests can be reduced by 9 (23%)

Requests Now

40

After Optimization

31

The browser has sent 40 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Nuclearno. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests and as a result speed up the page load time.

Accessibility Review

nuclearno.ru accessibility score

65

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

Form elements do not have associated labels

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

List items (<li>) are not contained within <ul> or <ol> parent elements.

SEO Factors

nuclearno.ru SEO score

94

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

High

Tap targets are not sized appropriately

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 Nuclearno.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 Nuclearno.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 Nuclearno. 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: