Tools & Wizards About Us
cngplus.cz screenshot

Report Summary

  • 18

    Performance

    Renders faster than
    35% of other websites

  • 90

    Accessibility

    Visual factors better than
    that of 76% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    36% of websites

  • 98

    SEO

    Google-friendlier than
    92% of websites

cngplus.cz

CNG+

Page Load Speed

7.3 sec in total

First Response

889 ms

Resources Loaded

6 sec

Page Rendered

400 ms

cngplus.cz screenshot

About Website

Click here to check amazing CNG Plus content for Czech Republic. Otherwise, check out these important facts you probably never knew about cngplus.cz

CNG+ je přehledný a denně aktualizovaný portál pro zájemce či uživatele vozů poháněných CNG či biometanem.

Visit cngplus.cz

Key Findings

We analyzed Cngplus.cz page load time and found that the first response time was 889 ms and then it took 6.4 sec to load all DOM resources and completely render a web page. This is a poor result, as 75% of websites can load faster.

Performance Metrics

cngplus.cz performance score

18

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.5 s

15/100

10%

LCP (Largest Contentful Paint)

Value8.9 s

1/100

25%

SI (Speed Index)

Value7.4 s

28/100

10%

TBT (Total Blocking Time)

Value2,880 ms

3/100

30%

CLS (Cumulative Layout Shift)

Value0.184

66/100

15%

TTI (Time to Interactive)

Value9.4 s

30/100

10%

Network Requests Diagram

www.cngplus.cz

889 ms

jquery-ui-1.8.7.custom.css

234 ms

jquery-1.7.2.min.js

585 ms

jquery-ui-1.8.7.custom.min.js

707 ms

jquery.mousewheel-3.0.4.pack.js

236 ms

Our browser made a total of 113 requests to load all elements on the main page. We found that 57% of them (64 requests) were addressed to the original Cngplus.cz, 19% (22 requests) were made to Static.xx.fbcdn.net and 4% (5 requests) were made to Apis.google.com. The less responsive or slowest element that took the longest time to load (2.6 sec) relates to the external source External.xx.fbcdn.net.

Page Optimization Overview & Recommendations

Page size can be reduced by 473.6 kB (28%)

Content Size

1.7 MB

After Optimization

1.2 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Cngplus.cz 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. 75% of websites need less resources to load and that’s why Accessify’s recommendations for optimization and resource minification can be helpful for this project. Images take 1.1 MB which makes up the majority of the site volume.

HTML Optimization

-76%

Potential reduce by 35.0 kB

  • Original 46.1 kB
  • After minification 44.5 kB
  • After compression 11.1 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 35.0 kB or 76% of the original size.

Image Optimization

-8%

Potential reduce by 85.5 kB

  • Original 1.1 MB
  • After minification 1.0 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. CNG Plus images are well optimized though.

JavaScript Optimization

-69%

Potential reduce by 258.4 kB

  • Original 373.5 kB
  • After minification 353.2 kB
  • After compression 115.1 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 258.4 kB or 69% of the original size.

CSS Optimization

-84%

Potential reduce by 94.7 kB

  • Original 112.3 kB
  • After minification 89.4 kB
  • After compression 17.6 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. Cngplus.cz needs all CSS files to be minified and compressed as it can save up to 94.7 kB or 84% of the original size.

Requests Breakdown

Number of requests can be reduced by 40 (37%)

Requests Now

107

After Optimization

67

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 107 CSS, Javascripts, AJAX and image requests in order to completely render the main page of CNG Plus. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 27 to 1 for JavaScripts and from 9 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

www.cngplus.cz

www.cngplus.cz

889 ms

jquery-ui-1.8.7.custom.css

jquery-ui-1.8.7.custom.css

234 ms

jquery-1.7.2.min.js

jquery-1.7.2.min.js

585 ms

jquery-ui-1.8.7.custom.min.js

jquery-ui-1.8.7.custom.min.js

707 ms

jquery.mousewheel-3.0.4.pack.js

jquery.mousewheel-3.0.4.pack.js

236 ms

jquery.fancybox-1.3.4.pack.js

jquery.fancybox-1.3.4.pack.js

354 ms

jquery.fancybox-1.3.4.css

jquery.fancybox-1.3.4.css

242 ms

core.js.php

core.js.php

351 ms

core.js

core.js

351 ms

extend.js

extend.js

479 ms

cng-notifikacni-system.js

cng-notifikacni-system.js

466 ms

jquery.ui.datepicker-cs.js

jquery.ui.datepicker-cs.js

468 ms

style.css

style.css

596 ms

plusone.js

plusone.js

61 ms

css

css

31 ms

cb=gapi.loaded_0

cb=gapi.loaded_0

76 ms

ga.js

ga.js

74 ms

logo.png

logo.png

141 ms

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576 ms

bg-semitransparent-blue.png

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141 ms

blank.gif

blank.gif

142 ms

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477 ms

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713 ms

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695 ms

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354 ms

shadow-over.png

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240 ms

s-1453802109-bonett-dp-ostrava-rychlostni-test-stanice-o-vy-konu-4100-nm3h-2.jpg

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357 ms

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587 ms

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476 ms

archive.png

archive.png

590 ms

rss.jpg

rss.jpg

592 ms

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687 ms

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704 ms

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705 ms

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824 ms

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800 ms

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809 ms

134x90-1456394048-foto-4-cng-stojan.jpg

134x90-1456394048-foto-4-cng-stojan.jpg

820 ms

134x90-1456393010-europa-ivecobus-12jun.jpg

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819 ms

134x90-1455029312-cng-bonett.jpg

134x90-1455029312-cng-bonett.jpg

827 ms

134x90-1453802405-bonett-dp-ostrava-rychlostni-test-stanice-o-vy-konu-4100-nm3h-2.jpg

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913 ms

134x90-1452762874-2014-11-19bus-cng.jpg

134x90-1452762874-2014-11-19bus-cng.jpg

925 ms

cng-menu-bg-new.jpg

cng-menu-bg-new.jpg

1048 ms

nove.gif

nove.gif

934 ms

fm-142314508629.jpg

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939 ms

ojete.png

ojete.png

944 ms

fm-1374508130-volkswagen-caddy-maxi-life-c20-cng-estate-37175.jpg

fm-1374508130-volkswagen-caddy-maxi-life-c20-cng-estate-37175.jpg

1028 ms

nove.png

nove.png

1039 ms

cngstanice-mapa.jpg

cngstanice-mapa.jpg

1386 ms

size1-1338132266-louny.jpg

size1-1338132266-louny.jpg

1055 ms

default-image.jpg

default-image.jpg

1063 ms

cng-partner.jpg

cng-partner.jpg

1141 ms

vote-stars.gif

vote-stars.gif

1120 ms

MTP_ySUJH_bn48VBG8sNStqQynqKV_9Plp7mupa0S4g.ttf

MTP_ySUJH_bn48VBG8sNStqQynqKV_9Plp7mupa0S4g.ttf

60 ms

k3k702ZOKiLJc3WVjuplzNqQynqKV_9Plp7mupa0S4g.ttf

k3k702ZOKiLJc3WVjuplzNqQynqKV_9Plp7mupa0S4g.ttf

62 ms

EInbV5DfGHOiMmvb1Xr-htqQynqKV_9Plp7mupa0S4g.ttf

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63 ms

u-WUoqrET9fUeobQW7jkRaCWcynf_cDxXwCLxiixG1c.ttf

u-WUoqrET9fUeobQW7jkRaCWcynf_cDxXwCLxiixG1c.ttf

63 ms

__utm.gif

__utm.gif

33 ms

fastbutton

fastbutton

76 ms

price-panel.png

price-panel.png

1034 ms

search.jpg

search.jpg

1042 ms

cng-menu.png

cng-menu.png

1068 ms

all.js

all.js

89 ms

cb=gapi.loaded_0

cb=gapi.loaded_0

22 ms

cb=gapi.loaded_1

cb=gapi.loaded_1

36 ms

likebox.php

likebox.php

1054 ms

W5F8_SL0XFawnjxHGsZjJA.ttf

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79 ms

messages.js

messages.js

1149 ms

127 ms

like.php

like.php

161 ms

xd_arbiter.php

xd_arbiter.php

78 ms

xd_arbiter.php

xd_arbiter.php

119 ms

presentation.js

presentation.js

1036 ms

www.cngplus.cz

www.cngplus.cz

1123 ms

qeKvIRsJabD.js

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135 ms

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150 ms

logo-small-white.png

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921 ms

footer_logo.png

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920 ms

leader.jpg

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944 ms

skin-left.jpg

skin-left.jpg

929 ms

skin-right.jpg

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1051 ms

social-icons.png

social-icons.png

843 ms

slider-hover.png

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751 ms

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20 ms

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42 ms

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55 ms

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72 ms

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81 ms

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103 ms

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102 ms

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101 ms

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137 ms

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266 ms

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2149 ms

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55 ms

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149 ms

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153 ms

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23 ms

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36 ms

xd_arbiter.php

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39 ms

Accessibility Review

cngplus.cz accessibility score

90

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

Buttons do not have an accessible name

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.

Best Practices

cngplus.cz 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

User Experience

Impact

Issue

High

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

SEO Factors

cngplus.cz SEO score

98

Search Engine Optimization Advices

Mobile Friendly

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/).

Impact

Issue

High

Document uses legible font sizes

High

Tap targets are not sized appropriately

Language and Encoding

  • Language Detected

    CS

  • Language Claimed

    CS

  • Encoding

    UTF-8

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

cngplus.cz

Open Graph description is not detected on the main page of CNG Plus. 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: