Access kb-center.ru. Бизнес-центр Красный богатырь - аренда офисов от собственника у метро Преображенская площадь в ВАО М...

name

value

score

weighting

FCP (First Contentful Paint)

Value5.1 s

8/100

10%

LCP (Largest Contentful Paint)

Value8.5 s

1/100

25%

SI (Speed Index)

Value15.0 s

1/100

10%

TBT (Total Blocking Time)

Value16,090 ms

0/100

30%

CLS (Cumulative Layout Shift)

Value0.002

100/100

15%

TTI (Time to Interactive)

Value30.6 s

0/100

10%

kb-center.ru

570 ms

reset.css

136 ms

style.css

297 ms

slider.css

296 ms

colorbox.css

292 ms

Our browser made a total of 126 requests to load all elements on the main page. We found that 63% of them (79 requests) were addressed to the original Kb-center.ru, 14% (18 requests) were made to Google.com and 10% (13 requests) were made to Maps.googleapis.com. The less responsive or slowest element that took the longest time to load (5.4 sec) belongs to the original domain Kb-center.ru.

Content Size

20.9 MB

After Optimization

19.7 MB

In fact, the total size of Kb-center.ru main page is 20.9 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. 80% of websites need less resources to load and that’s why Accessify’s recommendations for optimization and resource minification can be helpful for this project. Images take 20.6 MB which makes up the majority of the site volume.

HTML Optimization

-87%

Potential reduce by 54.1 kB

Original 62.0 kB
After minification 46.6 kB
After compression 7.9 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 15.4 kB, which is 25% 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 54.1 kB or 87% of the original size.

Image Optimization

-5%

Potential reduce by 1.0 MB

Original 20.6 MB
After minification 19.6 MB

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. Kb Center images are well optimized though.

JavaScript Optimization

-61%

Potential reduce by 153.3 kB

Original 251.3 kB
After minification 248.7 kB
After compression 97.9 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 153.3 kB or 61% of the original size.

CSS Optimization

-77%

Potential reduce by 19.9 kB

Original 25.8 kB
After minification 22.5 kB
After compression 6.0 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. Kb-center.ru needs all CSS files to be minified and compressed as it can save up to 19.9 kB or 77% of the original size.

Requests Now

119

After Optimization

The browser has sent 119 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Kb Center. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 22 to 1 for JavaScripts and from 6 to 1 for CSS and as a result speed up the page load time.

Accessibility Issues

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.

High

ARIA input fields do not have accessible names

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

Heading elements are not in a sequentially-descending order

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

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

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

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

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 Kb-center.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 Kb-center.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

kb-center.ru

Open Graph description is not detected on the main page of Kb Center. 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

Бизнес-центр Красный богатырь - аренда офисов от собственника у метро Преображенская площадь в ВАО Москвы

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

kb-center.ru

reset.css

style.css

slider.css

colorbox.css

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

kb-center.ru

reset.css

style.css

slider.css

colorbox.css

blueimp-gallery.min.css

jquery-1.js

jquery.js

jquery.maskedinput.min.js

jquery.colorbox-min.js

jquery.waypoints.min.js

jquery.blueimp-gallery.min.js

script.js

embed

go_to_top.png

Map.png

logo.png

OrderLink.png

OrderCall.png

TopBlockBg.png

AboutImg.png

kb-bus-300.jpg

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tra-bg.png

01-.jpg

02-.jpg