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vcritical.com screenshot

Report Summary

  • 60

    Performance

    Renders faster than
    76% of other websites

  • 71

    Accessibility

    Visual factors better than
    that of 37% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    36% of websites

  • 71

    SEO

    Google-friendlier than
    30% of websites

vcritical.com

Welcome to VCritical - Informed Virtualization Criticism

Page Load Speed

4.1 sec in total

First Response

798 ms

Resources Loaded

2.5 sec

Page Rendered

786 ms

vcritical.com screenshot

About Website

Visit vcritical.com now to see the best up-to-date VCritical content for Ukraine and also check out these interesting facts you probably never knew about vcritical.com

VCritical is a technical blog focused on VMware and competitive virtualization topics. The current focus is on VMware vSphere, ESX, ESXi vCenter Server, System Center Virtual Machine Manager (SCVMM), ...

Visit vcritical.com

Key Findings

We analyzed Vcritical.com page load time and found that the first response time was 798 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 55% of websites can load faster.

Performance Metrics

vcritical.com performance score

60

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.1 s

82/100

10%

LCP (Largest Contentful Paint)

Value2.6 s

88/100

25%

SI (Speed Index)

Value5.1 s

62/100

10%

TBT (Total Blocking Time)

Value1,310 ms

18/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value9.9 s

27/100

10%

Network Requests Diagram

www.vcritical.com

798 ms

wp-emoji-release.min.js

61 ms

widget.css

72 ms

crayon.min.css

74 ms

solarized-dark.css

72 ms

Our browser made a total of 67 requests to load all elements on the main page. We found that 49% of them (33 requests) were addressed to the original Vcritical.com, 9% (6 requests) were made to Facebook.com and 6% (4 requests) were made to Pagead2.googlesyndication.com. The less responsive or slowest element that took the longest time to load (798 ms) belongs to the original domain Vcritical.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 434.4 kB (50%)

Content Size

876.4 kB

After Optimization

442.0 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Vcritical.com main page is 876.4 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. 45% of websites need less resources to load. Images take 390.4 kB which makes up the majority of the site volume.

HTML Optimization

-87%

Potential reduce by 157.7 kB

  • Original 182.2 kB
  • After minification 176.8 kB
  • After compression 24.5 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 157.7 kB or 87% of the original size.

Image Optimization

-22%

Potential reduce by 85.7 kB

  • Original 390.4 kB
  • After minification 304.7 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, VCritical needs image optimization as it can save up to 85.7 kB or 22% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-53%

Potential reduce by 104.4 kB

  • Original 197.1 kB
  • After minification 196.8 kB
  • After compression 92.7 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 104.4 kB or 53% of the original size.

CSS Optimization

-81%

Potential reduce by 86.6 kB

  • Original 106.6 kB
  • After minification 102.0 kB
  • After compression 20.1 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. Vcritical.com needs all CSS files to be minified and compressed as it can save up to 86.6 kB or 81% of the original size.

Requests Breakdown

Number of requests can be reduced by 37 (57%)

Requests Now

65

After Optimization

28

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 65 CSS, Javascripts, AJAX and image requests in order to completely render the main page of VCritical. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 20 to 1 for JavaScripts and from 10 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

www.vcritical.com

www.vcritical.com

798 ms

wp-emoji-release.min.js

wp-emoji-release.min.js

61 ms

widget.css

widget.css

72 ms

crayon.min.css

crayon.min.css

74 ms

solarized-dark.css

solarized-dark.css

72 ms

monaco.css

monaco.css

73 ms

twitter-feed.css

twitter-feed.css

75 ms

jetpack.css

jetpack.css

97 ms

jquery.js

jquery.js

176 ms

jquery-migrate.min.js

jquery-migrate.min.js

108 ms

crayon.min.js

crayon.min.js

110 ms

tarski.js

tarski.js

112 ms

style.css

style.css

111 ms

style.css

style.css

132 ms

vcritical.css

vcritical.css

144 ms

all.js

all.js

146 ms

brand

brand

16 ms

show_ads.js

show_ads.js

4 ms

devicepx-jetpack.js

devicepx-jetpack.js

3 ms

comment-reply.min.js

comment-reply.min.js

125 ms

e-201611.js

e-201611.js

3 ms

brand

brand

24 ms

link-enhancer-common.js

link-enhancer-common.js

204 ms

widgets.js

widgets.js

153 ms

banner4-960.png

banner4-960.png

144 ms

mail-icon-16x16.png

mail-icon-16x16.png

43 ms

feed_16x16.png

feed_16x16.png

41 ms

twitter_16x16.png

twitter_16x16.png

41 ms

buttons.png

buttons.png

51 ms

2015-08-29_14-47-38.png

2015-08-29_14-47-38.png

154 ms

2015-08-29_16-03-25.png

2015-08-29_16-03-25.png

125 ms

2015-06-02_09-16-00.png

2015-06-02_09-16-00.png

131 ms

2015-06-02_09-29-57.png

2015-06-02_09-29-57.png

178 ms

2015-05-20_12-08-252.png

2015-05-20_12-08-252.png

149 ms

2015-05-20_12-56-26.png

2015-05-20_12-56-26.png

154 ms

vmw_logo_vmware-expert.gif

vmw_logo_vmware-expert.gif

165 ms

VMW-LGO-CERTIFIED-PRO-2-3-4-5-K.png

VMW-LGO-CERTIFIED-PRO-2-3-4-5-K.png

174 ms

204 ms

monaco-webfont.woff

monaco-webfont.woff

198 ms

button_gradient.png

button_gradient.png

113 ms

google_custom_search_watermark.gif

google_custom_search_watermark.gif

35 ms

zrt_lookup.html

zrt_lookup.html

19 ms

show_ads_impl.js

show_ads_impl.js

42 ms

ads

ads

322 ms

osd.js

osd.js

52 ms

icons.png

icons.png

48 ms

ga.js

ga.js

11 ms

print.css

print.css

260 ms

__utm.gif

__utm.gif

234 ms

xd_arbiter.php

xd_arbiter.php

145 ms

xd_arbiter.php

xd_arbiter.php

279 ms

m_js_controller.js

m_js_controller.js

28 ms

abg.js

abg.js

40 ms

g.gif

g.gif

12 ms

favicon

favicon

29 ms

googlelogo_color_112x36dp.png

googlelogo_color_112x36dp.png

30 ms

nessie_icon_tiamat_white.png

nessie_icon_tiamat_white.png

22 ms

s

s

15 ms

x_button_blue2.png

x_button_blue2.png

8 ms

like.php

like.php

65 ms

Tqng9ngJVK4Gqvh3e602hP-HqlN49KFEUSDtmrOPmWo.js

Tqng9ngJVK4Gqvh3e602hP-HqlN49KFEUSDtmrOPmWo.js

2 ms

like.php

like.php

86 ms

like.php

like.php

105 ms

like.php

like.php

115 ms

qeKvIRsJabD.js

qeKvIRsJabD.js

268 ms

LVx-xkvaJ0b.png

LVx-xkvaJ0b.png

300 ms

like.php

like.php

81 ms

Accessibility Review

vcritical.com accessibility score

71

Accessibility Issues

ARIA

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.

Impact

Issue

High

[aria-*] attributes do not match their roles

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

Internationalization and localization

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

Impact

Issue

High

[lang] attributes do not have a valid value

Best Practices

vcritical.com best practices score

75

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

User Experience

Impact

Issue

High

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

SEO Factors

vcritical.com SEO score

71

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

    EN

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Vcritical.com can be misinterpreted by Google and other search engines. Our service has detected that English is used on the page, and it matches the claimed language. Our system also found out that Vcritical.com 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

vcritical.com

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