Tools & Wizards About Us

Report Summary

  • 15

    Performance

    Renders faster than
    27% of other websites

  • 74

    Accessibility

    Visual factors better than
    that of 40% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 83

    SEO

    Google-friendlier than
    46% of websites

220nn.ru

Продажа, монтаж, обслуживание, ремонт - кондиционеров и вентиляции - BOCHAROFF AIR, Нижний Новгород

Page Load Speed

6.4 sec in total

First Response

887 ms

Resources Loaded

4.7 sec

Page Rendered

864 ms

About Website

Visit 220nn.ru now to see the best up-to-date 220 Nn content for Russia and also check out these interesting facts you probably never knew about 220nn.ru

Мы занимаемся продажей, монтажом, обслуживанием, ремонтом кондиционеров и вентиляции в домах, квартирах, офисах, предприятиях Нижнего Новгорода и области.

Visit 220nn.ru

Key Findings

We analyzed 220nn.ru page load time and found that the first response time was 887 ms and then it took 5.5 sec to load all DOM resources and completely render a web page. This is a poor result, as 75% of websites can load faster.

Performance Metrics

220nn.ru performance score

15

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value6.3 s

3/100

10%

LCP (Largest Contentful Paint)

Value10.1 s

0/100

25%

SI (Speed Index)

Value10.3 s

8/100

10%

TBT (Total Blocking Time)

Value1,960 ms

8/100

30%

CLS (Cumulative Layout Shift)

Value0.154

75/100

15%

TTI (Time to Interactive)

Value16.1 s

6/100

10%

Network Requests Diagram

220nn.ru

887 ms

jquery-ui.css

229 ms

lightgallery.css

327 ms

css

34 ms

jquery.min.js

492 ms

Our browser made a total of 100 requests to load all elements on the main page. We found that 70% of them (70 requests) were addressed to the original 220nn.ru, 17% (17 requests) were made to Fonts.gstatic.com and 3% (3 requests) were made to Counter.megagroup.ru. The less responsive or slowest element that took the longest time to load (1.3 sec) belongs to the original domain 220nn.ru.

Page Optimization Overview & Recommendations

Page size can be reduced by 471.4 kB (23%)

Content Size

2.1 MB

After Optimization

1.6 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of 220nn.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. 70% of websites need less resources to load. Images take 890.1 kB which makes up the majority of the site volume.

HTML Optimization

-90%

Potential reduce by 313.9 kB

  • Original 348.6 kB
  • After minification 198.3 kB
  • After compression 34.7 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 150.3 kB, which is 43% 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 313.9 kB or 90% of the original size.

Image Optimization

-1%

Potential reduce by 8.5 kB

  • Original 890.1 kB
  • After minification 881.5 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. 220 Nn images are well optimized though.

JavaScript Optimization

-14%

Potential reduce by 82.6 kB

  • Original 600.2 kB
  • After minification 600.1 kB
  • After compression 517.5 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 82.6 kB or 14% of the original size.

CSS Optimization

-31%

Potential reduce by 66.4 kB

  • Original 217.4 kB
  • After minification 217.4 kB
  • After compression 150.9 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. 220nn.ru needs all CSS files to be minified and compressed as it can save up to 66.4 kB or 31% of the original size.

Requests Breakdown

Number of requests can be reduced by 61 (79%)

Requests Now

77

After Optimization

16

  • Images
  • JavaScript
  • CSS

The browser has sent 77 CSS, Javascripts, AJAX and image requests in order to completely render the main page of 220 Nn. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 39 to 1 for JavaScripts and from 17 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

Accessibility Review

220nn.ru accessibility score

74

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

button, link, and menuitem elements do not have accessible names.

High

ARIA input fields do not have accessible names

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

Image elements do not have [alt] attributes

High

Form elements do not have associated labels

High

Links do not have a discernible name

Best practices

These items highlight common accessibility best practices.

Impact

Issue

High

[user-scalable="no"] is used in the <meta name="viewport"> element or the [maximum-scale] attribute is less than 5.

Best Practices

220nn.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

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

220nn.ru SEO score

83

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

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

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 220nn.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 220nn.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

Open Graph description is not detected on the main page of 220 Nn. 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: