Access volt-servis.ru. Материалы для воздушных линий электропередач

name

value

score

weighting

FCP (First Contentful Paint)

Value4.7 s

12/100

10%

LCP (Largest Contentful Paint)

Value6.5 s

9/100

25%

SI (Speed Index)

Value6.8 s

35/100

10%

TBT (Total Blocking Time)

Value440 ms

63/100

30%

CLS (Cumulative Layout Shift)

Value0.002

100/100

15%

TTI (Time to Interactive)

Value13.0 s

13/100

10%

volt-servis.ru

2520 ms

style.css

560 ms

style.css

402 ms

style.css

636 ms

style.css

608 ms

Our browser made a total of 116 requests to load all elements on the main page. We found that 75% of them (87 requests) were addressed to the original Volt-servis.ru, 7% (8 requests) were made to Cdn.callbackhunter.com and 3% (3 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (5.6 sec) belongs to the original domain Volt-servis.ru.

Content Size

1.0 MB

After Optimization

459.8 kB

In fact, the total size of Volt-servis.ru main page is 1.0 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. 40% of websites need less resources to load. Javascripts take 463.5 kB which makes up the majority of the site volume.

HTML Optimization

-83%

Potential reduce by 59.5 kB

Original 71.5 kB
After minification 68.6 kB
After compression 12.0 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 59.5 kB or 83% of the original size.

Image Optimization

-12%

Potential reduce by 33.9 kB

Original 286.7 kB
After minification 252.8 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, Volt Servis needs image optimization as it can save up to 33.9 kB or 12% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-68%

Potential reduce by 313.8 kB

Original 463.5 kB
After minification 453.3 kB
After compression 149.7 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 313.8 kB or 68% of the original size.

CSS Optimization

-80%

Potential reduce by 176.8 kB

Original 222.0 kB
After minification 216.2 kB
After compression 45.2 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. Volt-servis.ru needs all CSS files to be minified and compressed as it can save up to 176.8 kB or 80% of the original size.

Requests Now

106

After Optimization

The browser has sent 106 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Volt Servis. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 17 to 1 for JavaScripts and from 11 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 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

These are opportunities to improve the experience of reading tabular or list data using assistive technology, like a screen reader.

High

Lists do not contain only <li> elements and script supporting elements (<script> and <template>).

High

List items (<li>) are not contained within <ul> or <ol> parent elements.

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

High

Tap targets are not sized appropriately

Language and Encoding

Language Detected

RU
Language Claimed

N/A
Encoding

UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Volt-servis.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 Volt-servis.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

volt-servis.ru

Open Graph description is not detected on the main page of Volt Servis. 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

Материалы для воздушных линий электропередач | Компания Вольт-Сервис

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

volt-servis.ru

style.css

style.css

style.css

style.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

volt-servis.ru

style.css

style.css

style.css

style.css

style.css

styles.css

template_styles.css

jquery-1.4.2.min.js

jquery.cycle.lite.min.js

menu.css

preload.js

snow.js

dopstyle1.css

jquery-ui-1.8.1.custom.min.js

jquery.jplayer.min.js

jquery.timers.js

talkClient.js

tracker.js

top100.jcn

ba.js

cycounter

logo.png

logo_plamen_vender.jpg

icon2.gif

icon3_.gif

logo-shtok-13.png

icon1.gif

haupa_13.jpg

phone.gif

new_separ.gif

search_icon.gif

search_button.gif

soglashenie.jpg

vistavka.jpg

P4200175.JPG

%D0%A1%20%D0%94%D0%BD%D0%B5%D0%BC%20%D0%AD%D0%BD%D0%B5%D1%80%D0%B3%D0%B5%D1%82%D0%B8%D0%BA%D0%B0_%D0%92%D0%A1.jpg

kino.jpg

pdf.gif

armatura.gif

katushka.gif

rdip.jpg

instr.gif