Access centerokon74.ru. "Центр Окон" — установка пластиковых окон в Челябинске

name

value

score

weighting

FCP (First Contentful Paint)

Value4.2 s

19/100

10%

LCP (Largest Contentful Paint)

Value13.2 s

0/100

25%

SI (Speed Index)

Value6.7 s

37/100

10%

TBT (Total Blocking Time)

Value2,510 ms

4/100

30%

CLS (Cumulative Layout Shift)

Value0.111

87/100

15%

TTI (Time to Interactive)

Value9.8 s

28/100

10%

centerokon74.ru

1042 ms

kernel_main.css

334 ms

page_bf53dc5bbccc59409764abe9d2a1b185.css

406 ms

template_3f86524dc5fbd5836ec5e8397387b3e0.css

355 ms

kernel_main.js

1539 ms

Our browser made a total of 89 requests to load all elements on the main page. We found that 89% of them (79 requests) were addressed to the original Centerokon74.ru, 4% (4 requests) were made to W.uptolike.com and 2% (2 requests) were made to Bitrix.info. The less responsive or slowest element that took the longest time to load (6 sec) belongs to the original domain Centerokon74.ru.

Content Size

1.6 MB

After Optimization

996.5 kB

In fact, the total size of Centerokon74.ru main page is 1.6 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. 45% of websites need less resources to load. Images take 860.2 kB which makes up the majority of the site volume.

HTML Optimization

-83%

Potential reduce by 63.0 kB

Original 76.3 kB
After minification 60.0 kB
After compression 13.3 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 16.3 kB, which is 21% 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 63.0 kB or 83% of the original size.

Image Optimization

-5%

Potential reduce by 42.3 kB

Original 860.2 kB
After minification 817.9 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. Centerokon 74 images are well optimized though.

JavaScript Optimization

-72%

Potential reduce by 378.6 kB

Original 523.7 kB
After minification 496.4 kB
After compression 145.1 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. It is highly recommended that all JavaScript files should be compressed and minified as it can save up to 378.6 kB or 72% of the original size.

CSS Optimization

-85%

Potential reduce by 113.2 kB

Original 133.3 kB
After minification 96.3 kB
After compression 20.2 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. Centerokon74.ru needs all CSS files to be minified and compressed as it can save up to 113.2 kB or 85% of the original size.

Requests Now

After Optimization

The browser has sent 86 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Centerokon 74. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 13 to 1 for JavaScripts and from 18 to 1 for CSS and as a result speed up the page load time.

Accessibility Issues

These are opportunities to improve the legibility of your content.

High

Background and foreground colors do not have a sufficient contrast ratio.

These are opportunities to improve keyboard navigation in your application.

High

[id] attributes on active, focusable elements are not unique

These are opportunities to improve the interpretation of your content by users in different locales.

High

<html> element does not have a [lang] attribute

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.

High

Image elements do not have [alt] attributes

High

Links do not have a discernible name

Areas of Improvement

High

Does not use HTTPS

High

Includes front-end JavaScript libraries with known security vulnerabilities

Low

Ensure CSP is effective against XSS attacks

High

Serves images with low resolution

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

Search Engine Optimization Advices

To appear in search results, crawlers need access to your app.

High

Links are not crawlable

Format your HTML in a way that enables crawlers to better understand your app’s content.

High

Image elements do not have [alt] attributes

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/).

High

Document uses legible font sizes

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 Centerokon74.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 Centerokon74.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

centerokon74.ru

Open Graph description is not detected on the main page of Centerokon 74. 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:

Report Summary

Performance

Accessibility

Best Practices

SEO

"Центр Окон" — установка пластиковых окон в Челябинске

Page Load Speed

First Response

Resources Loaded

Page Rendered

About Website

Key Findings

Performance Metrics

Measured Metrics

FCP (First Contentful Paint)

LCP (Largest Contentful Paint)

SI (Speed Index)

TBT (Total Blocking Time)

CLS (Cumulative Layout Shift)

TTI (Time to Interactive)

Network Requests Diagram

centerokon74.ru

kernel_main.css

page_bf53dc5bbccc59409764abe9d2a1b185.css

template_3f86524dc5fbd5836ec5e8397387b3e0.css

kernel_main.js

Page Optimization Overview & Recommendations

Content Size

After Optimization

HTML Optimization

Image Optimization

JavaScript Optimization

CSS Optimization

Requests Breakdown

Requests Now

After Optimization

Network Requests Diagram

centerokon74.ru

kernel_main.css

page_bf53dc5bbccc59409764abe9d2a1b185.css

template_3f86524dc5fbd5836ec5e8397387b3e0.css

kernel_main.js

jquery-1.8.3.min.js

kernel_altasib.feedback.js

k2.css

jcemediabox.css

style.css

sigplus.min.css

boxplus.min.css

boxplus.lightsquare.css

boxplus.paging.min.css

boxplus.carousel.min.css

style.css

style.css

style.css

jquery-1.11.3.min.js

jquery-migrate-1.2.1.min.js

jquery.mousewheel-3.0.6.pack.js

jquery.fancybox.css

jquery.fancybox.pack.js

jquery.maskedinput.min.js

system.css

template.css

jquery.iosslider.js

zp.js

watch.js

ba.js

system.css

logo.jpg

informer_image.php

close.gif

captcha.php

send.gif

phone.png

close.gif

captcha.php

bdca8033833ecdbbabe02c3c4ae27565.png

ico_calc.jpg

im_left.jpg

l1.png