Tools & Wizards About Us

Report Summary

  • 90

    Performance

    Renders faster than
    91% of other websites

  • 77

    Accessibility

    Visual factors better than
    that of 44% of websites

  • 58

    Best Practices

    More advanced features
    available than in
    20% of websites

  • 62

    SEO

    Google-friendlier than
    23% of websites

vlk-sm.ru

Окна ПВХ и строительные материалы — купить от производителя по низким ценам

Page Load Speed

4 sec in total

First Response

747 ms

Resources Loaded

2.8 sec

Page Rendered

433 ms

About Website

Click here to check amazing Vlk Sm content. Otherwise, check out these important facts you probably never knew about vlk-sm.ru

Мы занимаемся производством и продажей строительный материалов. У нас вы найдете: кирпичи, блоки, плитку, бордюры и так далее.

Visit vlk-sm.ru

Key Findings

We analyzed Vlk-sm.ru page load time and found that the first response time was 747 ms and then it took 3.3 sec to load all DOM resources and completely render a web page. This is a poor result, as 60% of websites can load faster.

Performance Metrics

vlk-sm.ru performance score

90

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.3 s

73/100

10%

LCP (Largest Contentful Paint)

Value2.3 s

92/100

25%

SI (Speed Index)

Value4.6 s

71/100

10%

TBT (Total Blocking Time)

Value50 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0.066

97/100

15%

TTI (Time to Interactive)

Value4.4 s

83/100

10%

Network Requests Diagram

vlk-sm.ru

747 ms

index.css

384 ms

jquery.min.js

636 ms

script.js

262 ms

blk.js

272 ms

Our browser made a total of 56 requests to load all elements on the main page. We found that all of those requests were addressed to Vlk-sm.ru and no external sources were called. The less responsive or slowest element that took the longest time to load (1.2 sec) belongs to the original domain Vlk-sm.ru.

Page Optimization Overview & Recommendations

Page size can be reduced by 131.3 kB (8%)

Content Size

1.7 MB

After Optimization

1.6 MB

  • HTML
  • Images
  • CSS

In fact, the total size of Vlk-sm.ru main page is 1.7 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. 25% of websites need less resources to load. Images take 1.6 MB which makes up the majority of the site volume.

HTML Optimization

-75%

Potential reduce by 21.3 kB

  • Original 28.4 kB
  • After minification 25.5 kB
  • After compression 7.1 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 21.3 kB or 75% of the original size.

Image Optimization

-5%

Potential reduce by 75.9 kB

  • Original 1.6 MB
  • After minification 1.6 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. Vlk Sm images are well optimized though.

CSS Optimization

-82%

Potential reduce by 34.0 kB

  • Original 41.5 kB
  • After minification 34.7 kB
  • After compression 7.5 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. Vlk-sm.ru needs all CSS files to be minified and compressed as it can save up to 34.0 kB or 82% of the original size.

Requests Breakdown

Number of requests can be reduced by 15 (31%)

Requests Now

49

After Optimization

34

  • Images
  • JavaScript
  • CSS

The browser has sent 49 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Vlk Sm. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 7 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

Accessibility Review

vlk-sm.ru accessibility score

77

Accessibility Issues

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

Image elements do not have [alt] attributes

High

Links do not have a discernible name

Best Practices

vlk-sm.ru best practices score

58

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

Displays images with incorrect aspect ratio

High

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

SEO Factors

vlk-sm.ru SEO score

62

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

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 Vlk-sm.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 Vlk-sm.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 Vlk Sm. 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: