Access ooo-vdo.ru. Сервисный центр "ВДО" - Сервисный центр "ВДО"

name

value

score

weighting

FCP (First Contentful Paint)

Value12.4 s

0/100

10%

LCP (Largest Contentful Paint)

Value13.0 s

0/100

25%

SI (Speed Index)

Value16.4 s

0/100

10%

TBT (Total Blocking Time)

Value450 ms

63/100

30%

CLS (Cumulative Layout Shift)

Value0.008

100/100

15%

TTI (Time to Interactive)

Value19.0 s

3/100

10%

ooo-vdo.ru

444 ms

ooo-vdo.ru

1141 ms

font-awesome.min.css

515 ms

animate.min.css

643 ms

sppagebuilder.css

923 ms

Our browser made a total of 74 requests to load all elements on the main page. We found that 73% of them (54 requests) were addressed to the original Ooo-vdo.ru, 5% (4 requests) were made to Mc.yandex.ru and 4% (3 requests) were made to Mc.yandex.com. The less responsive or slowest element that took the longest time to load (3 sec) belongs to the original domain Ooo-vdo.ru.

Content Size

2.7 MB

After Optimization

1.2 MB

In fact, the total size of Ooo-vdo.ru main page is 2.7 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. 55% of websites need less resources to load. Images take 983.9 kB which makes up the majority of the site volume.

HTML Optimization

-81%

Potential reduce by 79.5 kB

Original 98.4 kB
After minification 95.9 kB
After compression 18.9 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. 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 79.5 kB or 81% of the original size.

Image Optimization

-39%

Potential reduce by 381.2 kB

Original 983.9 kB
After minification 602.8 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, Ooo Vdo needs image optimization as it can save up to 381.2 kB or 39% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-44%

Potential reduce by 385.5 kB

Original 872.0 kB
After minification 830.8 kB
After compression 486.5 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 385.5 kB or 44% of the original size.

CSS Optimization

-84%

Potential reduce by 620.9 kB

Original 736.9 kB
After minification 729.2 kB
After compression 116.0 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. Ooo-vdo.ru needs all CSS files to be minified and compressed as it can save up to 620.9 kB or 84% of the original size.

Requests Now

After Optimization

The browser has sent 69 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Ooo Vdo. 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 18 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-*] attributes do not match their roles

High

[aria-hidden="true"] elements contain focusable descendents

High

[role] values are not valid

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 the semantics of the controls in your application. This may enhance the experience for users of assistive technology, like a screen reader.

High

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

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

Displays images with incorrect aspect ratio

Low

Detected JavaScript libraries

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 Ooo-vdo.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 Ooo-vdo.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

ooo-vdo.ru

Open Graph description is not detected on the main page of Ooo Vdo. 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

Сервисный центр "ВДО" - Сервисный центр "ВДО"

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

ooo-vdo.ru

ooo-vdo.ru

font-awesome.min.css

animate.min.css

sppagebuilder.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

ooo-vdo.ru

ooo-vdo.ru

font-awesome.min.css

animate.min.css

sppagebuilder.css

sppagecontainer.css

page-1.css

widgetkit-10a11f2e.css

bootstrap.min.css

system-j3.min.css

font-awesome.min.css

v4-shims.min.css

template.css

default.css

custom.css

magnific-popup.css

contactus_lightbox.css

library-fd96d9ee74bf2d804830683f50e522de0.css

default-1c0fe0bac4cb4936371d8509367c621b0.css

jquery.min.js

jquery-noconflict.js

jquery-migrate.min.js

jquery.parallax.js

sppagebuilder.js

widgetkit-e61d1de5.js

popper.min.js

bootstrap.min.js

main.js

jquery.magnific-popup.min.js

contactus_common.js

contactus_lightbox.js

api.js

core.js

library-650e0785196b63e3b7cb4376774508d00.js

default-8ed9e7e84c57928193b43c80c771497d0.js

js

font-awesome.min.css

lightbox.js

mediaelement-and-player.js

spotlight.js

recaptcha__en.js

tag.js

cycounter