Report Summary

  • 48

    Performance

    Renders faster than
    68% of other websites

  • 67

    Accessibility

    Visual factors better than
    that of 32% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 100

    SEO

    Google-friendlier than
    95% of websites

njnj.ru

Школьная английская грамматика в упражнениях с ответами. NJNJ.ru

Page Load Speed

2.2 sec in total

First Response

644 ms

Resources Loaded

1.3 sec

Page Rendered

198 ms

njnj.ru screenshot

About Website

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

Выучить английский можно бесплатно здесь. Упражняйтесь самостоятельно. Проверяйте себя по ответам.

Visit njnj.ru

Key Findings

We analyzed Njnj.ru page load time and found that the first response time was 644 ms and then it took 1.5 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 25% of websites can load faster.

Performance Metrics

njnj.ru performance score

48

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value1.2 s

99/100

10%

LCP (Largest Contentful Paint)

Value1.5 s

100/100

25%

SI (Speed Index)

Value4.5 s

73/100

10%

TBT (Total Blocking Time)

Value2,140 ms

6/100

30%

CLS (Cumulative Layout Shift)

Value0.606

10/100

15%

TTI (Time to Interactive)

Value10.5 s

24/100

10%

Network Requests Diagram

njnj.ru

644 ms

add-link.js

251 ms

show_ads.js

7 ms

top100.jcn

404 ms

brand

20 ms

Our browser made a total of 40 requests to load all elements on the main page. We found that 35% of them (14 requests) were addressed to the original Njnj.ru, 15% (6 requests) were made to Pagead2.googlesyndication.com and 10% (4 requests) were made to Googleads.g.doubleclick.net. The less responsive or slowest element that took the longest time to load (644 ms) belongs to the original domain Njnj.ru.

Page Optimization Overview & Recommendations

Page size can be reduced by 137.0 kB (42%)

Content Size

323.9 kB

After Optimization

186.9 kB

In fact, the total size of Njnj.ru main page is 323.9 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. 40% of websites need less resources to load. Javascripts take 213.9 kB which makes up the majority of the site volume.

HTML Optimization

-73%

Potential reduce by 27.8 kB

  • Original 38.3 kB
  • After minification 37.8 kB
  • After compression 10.5 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 27.8 kB or 73% of the original size.

Image Optimization

-17%

Potential reduce by 12.3 kB

  • Original 71.7 kB
  • After minification 59.4 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. Obviously, NJNJ needs image optimization as it can save up to 12.3 kB or 17% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-45%

Potential reduce by 96.9 kB

  • Original 213.9 kB
  • After minification 213.7 kB
  • After compression 117.0 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 96.9 kB or 45% of the original size.

Requests Breakdown

Number of requests can be reduced by 15 (41%)

Requests Now

37

After Optimization

22

The browser has sent 37 CSS, Javascripts, AJAX and image requests in order to completely render the main page of NJNJ. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 16 to 1 for JavaScripts and as a result speed up the page load time.

Accessibility Review

njnj.ru accessibility score

67

Accessibility Issues

ARIA

These are opportunities to improve the usage of ARIA in your application which may enhance the experience for users of assistive technology, like a screen reader.

Impact

Issue

High

[aria-*] attributes do not match their roles

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

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

High

Form elements do not have associated labels

High

Links do not have a discernible name

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

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.

Best Practices

njnj.ru best practices score

67

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

User Experience

Impact

Issue

High

Serves images with low resolution

General

Impact

Issue

High

Browser errors were logged to the console

SEO Factors

njnj.ru SEO score

100

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

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 Njnj.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 Njnj.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 NJNJ. 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: