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silvertests.ru screenshot

Report Summary

  • 72

    Performance

    Renders faster than
    82% of other websites

  • 42

    Accessibility

    Visual factors better than
    that of 19% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 67

    SEO

    Google-friendlier than
    26% of websites

silvertests.ru

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Page Load Speed

4.1 sec in total

First Response

650 ms

Resources Loaded

3.1 sec

Page Rendered

357 ms

silvertests.ru screenshot

About Website

Welcome to silvertests.ru homepage info - get ready to check Silvertests best content for Russia right away, or after learning these important things about silvertests.ru

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Visit silvertests.ru

Key Findings

We analyzed Silvertests.ru page load time and found that the first response time was 650 ms and then it took 3.5 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

silvertests.ru performance score

72

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.5 s

66/100

10%

LCP (Largest Contentful Paint)

Value2.5 s

89/100

25%

SI (Speed Index)

Value4.2 s

78/100

10%

TBT (Total Blocking Time)

Value520 ms

57/100

30%

CLS (Cumulative Layout Shift)

Value0.034

100/100

15%

TTI (Time to Interactive)

Value9.7 s

28/100

10%

Network Requests Diagram

silvertests.ru

650 ms

bootstrap.min.css

41 ms

main.css

467 ms

css

38 ms

css2

52 ms

Our browser made a total of 41 requests to load all elements on the main page. We found that 15% of them (6 requests) were addressed to the original Silvertests.ru, 22% (9 requests) were made to St6-21.vk.com and 15% (6 requests) were made to Fonts.googleapis.com. The less responsive or slowest element that took the longest time to load (900 ms) relates to the external source Mc.yandex.ru.

Page Optimization Overview & Recommendations

Page size can be reduced by 189.6 kB (29%)

Content Size

665.1 kB

After Optimization

475.5 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Silvertests.ru main page is 665.1 kB. 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. Javascripts take 312.2 kB which makes up the majority of the site volume.

HTML Optimization

-71%

Potential reduce by 24.4 kB

  • Original 34.6 kB
  • After minification 28.8 kB
  • After compression 10.1 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. This page needs HTML code to be minified as it can gain 5.8 kB, which is 17% 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 24.4 kB or 71% of the original size.

Image Optimization

-59%

Potential reduce by 100.4 kB

  • Original 169.3 kB
  • After minification 68.9 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. Obviously, Silvertests needs image optimization as it can save up to 100.4 kB or 59% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-8%

Potential reduce by 26.3 kB

  • Original 312.2 kB
  • After minification 312.2 kB
  • After compression 286.0 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. This website has mostly compressed JavaScripts.

CSS Optimization

-26%

Potential reduce by 38.5 kB

  • Original 149.0 kB
  • After minification 149.0 kB
  • After compression 110.5 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. Silvertests.ru needs all CSS files to be minified and compressed as it can save up to 38.5 kB or 26% of the original size.

Requests Breakdown

Number of requests can be reduced by 24 (71%)

Requests Now

34

After Optimization

10

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 34 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Silvertests. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 14 to 1 for JavaScripts and from 12 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

silvertests.ru

silvertests.ru

650 ms

bootstrap.min.css

bootstrap.min.css

41 ms

main.css

main.css

467 ms

css

css

38 ms

css2

css2

52 ms

css2

css2

64 ms

css2

css2

61 ms

css2

css2

62 ms

css2

css2

63 ms

js

js

85 ms

jquery.min.js

jquery.min.js

17 ms

bootstrap.min.js

bootstrap.min.js

605 ms

main.js

main.js

299 ms

openapi.917ca96d9331f956d945e39706791fde.js

openapi.917ca96d9331f956d945e39706791fde.js

230 ms

ST-logo.png

ST-logo.png

309 ms

KFOmCnqEu92Fr1Me5Q.ttf

KFOmCnqEu92Fr1Me5Q.ttf

118 ms

upload.gif

upload.gif

121 ms

widget_like.php

widget_like.php

239 ms

JTUHjIg1_i6t8kCHKm4532VJOt5-QNFgpCu170w-.ttf

JTUHjIg1_i6t8kCHKm4532VJOt5-QNFgpCu170w-.ttf

87 ms

JTUHjIg1_i6t8kCHKm4532VJOt5-QNFgpCvC70w-.ttf

JTUHjIg1_i6t8kCHKm4532VJOt5-QNFgpCvC70w-.ttf

84 ms

ieVo2ZhZI2eCN5jzbjEETS9weq8-_d6T_POl0fRJeyVVpfBJ.ttf

ieVo2ZhZI2eCN5jzbjEETS9weq8-_d6T_POl0fRJeyVVpfBJ.ttf

87 ms

ieVo2ZhZI2eCN5jzbjEETS9weq8-_d6T_POl0fRJeyWyovBJ.ttf

ieVo2ZhZI2eCN5jzbjEETS9weq8-_d6T_POl0fRJeyWyovBJ.ttf

87 ms

ieVo2ZhZI2eCN5jzbjEETS9weq8-_d6T_POl0fRJeyXsovBJ.ttf

ieVo2ZhZI2eCN5jzbjEETS9weq8-_d6T_POl0fRJeyXsovBJ.ttf

87 ms

tag.js

tag.js

900 ms

js

js

93 ms

analytics.js

analytics.js

41 ms

collect

collect

14 ms

loader_nav20883771326_3.js

loader_nav20883771326_3.js

277 ms

lite.ca486089.css

lite.ca486089.css

615 ms

lang3_0.js

lang3_0.js

657 ms

polyfills.4a85bf44.js

polyfills.4a85bf44.js

664 ms

vkui.43318ab6.css

vkui.43318ab6.css

750 ms

xdm.js

xdm.js

546 ms

widgets.d2d14ebe.css

widgets.d2d14ebe.css

548 ms

al_like.js

al_like.js

547 ms

base.7c74f023.css

base.7c74f023.css

749 ms

lite.829a2da0894e3e358fb3f9fcfa0c3ac3.js

lite.829a2da0894e3e358fb3f9fcfa0c3ac3.js

256 ms

like_widget.png

like_widget.png

93 ms

upload.gif

upload.gif

92 ms

advert.gif

advert.gif

606 ms

sync_cookie_image_decide

sync_cookie_image_decide

136 ms

Accessibility Review

silvertests.ru accessibility score

42

Accessibility Issues

Contrast

These are opportunities to improve the legibility of your content.

Impact

Issue

High

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

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

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

High

Image elements do not have [alt] attributes

High

Form elements do not have associated labels

High

Links do not have a discernible name

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

Heading elements are not in a sequentially-descending order

Internationalization and localization

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

Impact

Issue

High

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

Best Practices

silvertests.ru best practices score

75

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

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Page has valid source maps

SEO Factors

silvertests.ru SEO score

67

Search Engine Optimization Advices

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

    EN

  • Language Claimed

    N/A

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Silvertests.ru can be misinterpreted by Google and other search engines. Our service has detected that English 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 Silvertests.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

silvertests.ru

Open Graph data is detected on the main page of Silvertests. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: