Tools & Wizards About Us
cvketel-centrale.nl screenshot

Report Summary

  • 48

    Performance

    Renders faster than
    66% of other websites

  • 86

    Accessibility

    Visual factors better than
    that of 61% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 93

    SEO

    Google-friendlier than
    83% of websites

cvketel-centrale.nl

CV Ketel Centrale - voor reparatie, onderhoud en installatie!

Page Load Speed

8.5 sec in total

First Response

2 sec

Resources Loaded

6.2 sec

Page Rendered

263 ms

cvketel-centrale.nl screenshot

About Website

Click here to check amazing CV Ketel Centrale content. Otherwise, check out these important facts you probably never knew about cvketel-centrale.nl

U zoekt een cv ketel installateur? Via de Centrale komt u snel in contact met een specialist voor onderhoud, reparatie of installatie.

Visit cvketel-centrale.nl

Key Findings

We analyzed Cvketel-centrale.nl page load time and found that the first response time was 2 sec and then it took 6.5 sec to load all DOM resources and completely render a web page. This is a poor result, as 80% of websites can load faster.

Performance Metrics

cvketel-centrale.nl performance score

48

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value6.2 s

3/100

10%

LCP (Largest Contentful Paint)

Value7.0 s

6/100

25%

SI (Speed Index)

Value11.8 s

4/100

10%

TBT (Total Blocking Time)

Value190 ms

90/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value8.1 s

42/100

10%

Network Requests Diagram

www.cvketel-centrale.nl

1994 ms

wp-emoji-release.min.js

205 ms

styles.css

215 ms

light_style.css

185 ms

reset.css

187 ms

Our browser made a total of 50 requests to load all elements on the main page. We found that 96% of them (48 requests) were addressed to the original Cvketel-centrale.nl, 2% (1 request) were made to Google-analytics.com and 2% (1 request) were made to Ssl.google-analytics.com. The less responsive or slowest element that took the longest time to load (2 sec) belongs to the original domain Cvketel-centrale.nl.

Page Optimization Overview & Recommendations

Page size can be reduced by 420.7 kB (66%)

Content Size

640.1 kB

After Optimization

219.4 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Cvketel-centrale.nl main page is 640.1 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. 40% of websites need less resources to load. Javascripts take 307.8 kB which makes up the majority of the site volume.

HTML Optimization

-77%

Potential reduce by 22.6 kB

  • Original 29.5 kB
  • After minification 27.3 kB
  • After compression 6.9 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 22.6 kB or 77% of the original size.

Image Optimization

-1%

Potential reduce by 829 B

  • Original 89.3 kB
  • After minification 88.4 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. CV Ketel Centrale images are well optimized though.

JavaScript Optimization

-69%

Potential reduce by 213.2 kB

  • Original 307.8 kB
  • After minification 292.8 kB
  • After compression 94.7 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 213.2 kB or 69% of the original size.

CSS Optimization

-86%

Potential reduce by 184.1 kB

  • Original 213.5 kB
  • After minification 160.4 kB
  • After compression 29.4 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. Cvketel-centrale.nl needs all CSS files to be minified and compressed as it can save up to 184.1 kB or 86% of the original size.

Requests Breakdown

Number of requests can be reduced by 36 (73%)

Requests Now

49

After Optimization

13

  • Images
  • JavaScript
  • CSS

The browser has sent 49 CSS, Javascripts, AJAX and image requests in order to completely render the main page of CV Ketel Centrale. 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 12 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

www.cvketel-centrale.nl

www.cvketel-centrale.nl

1994 ms

wp-emoji-release.min.js

wp-emoji-release.min.js

205 ms

styles.css

styles.css

215 ms

light_style.css

light_style.css

185 ms

reset.css

reset.css

187 ms

text.css

text.css

191 ms

960.css

960.css

188 ms

superfish.css

superfish.css

278 ms

prettyPhoto.css

prettyPhoto.css

324 ms

font-awesome.css

font-awesome.css

279 ms

style.css

style.css

371 ms

custom_style.css

custom_style.css

293 ms

responsive.css

responsive.css

305 ms

style.css

style.css

370 ms

jquery.js

jquery.js

468 ms

jquery-migrate.min.js

jquery-migrate.min.js

457 ms

comment-reply.min.js

comment-reply.min.js

417 ms

jquery.form.min.js

jquery.form.min.js

518 ms

scripts.js

scripts.js

508 ms

collapse.js

collapse.js

509 ms

jquery.cycle.all.min.js

jquery.cycle.all.min.js

605 ms

cycle2_script.js

cycle2_script.js

599 ms

jquery.prettyPhoto.js

jquery.prettyPhoto.js

683 ms

custom_params.js

custom_params.js

663 ms

superfish.combined.js

superfish.combined.js

643 ms

script.js

script.js

639 ms

selectnav.min.js

selectnav.min.js

729 ms

selectnav-options.js

selectnav-options.js

733 ms

wp-embed.min.js

wp-embed.min.js

816 ms

ga.js

ga.js

57 ms

__utm.gif

__utm.gif

69 ms

cvketel-centrale-logo.png

cvketel-centrale-logo.png

484 ms

main-menu-btm-border.png

main-menu-btm-border.png

481 ms

sf-menu-bg.png

sf-menu-bg.png

327 ms

slide-img-frame.png

slide-img-frame.png

482 ms

cvketel-centrale-home.jpg

cvketel-centrale-home.jpg

492 ms

dark-button-l.png

dark-button-l.png

482 ms

dark-button-r.png

dark-button-r.png

484 ms

slider-controls.png

slider-controls.png

485 ms

home-page-before-content-top.png

home-page-before-content-top.png

549 ms

tick-green.png

tick-green.png

547 ms

telefonisch-contact-cvketel-centrale.gif

telefonisch-contact-cvketel-centrale.gif

556 ms

home-page-content-top.png

home-page-content-top.png

558 ms

cvketel-onderhoud.jpg

cvketel-onderhoud.jpg

568 ms

cvketel-installatie.jpg

cvketel-installatie.jpg

598 ms

cvketel-reparatie.jpg

cvketel-reparatie.jpg

640 ms

heading_underline.png

heading_underline.png

644 ms

arrow-down.png

arrow-down.png

660 ms

tick-grey.png

tick-grey.png

671 ms

auto-arrows.png

auto-arrows.png

198 ms

Accessibility Review

cvketel-centrale.nl accessibility score

86

Accessibility Issues

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

These items highlight common accessibility best practices.

Impact

Issue

High

[user-scalable="no"] is used in the <meta name="viewport"> element or the [maximum-scale] attribute is less than 5.

Best Practices

cvketel-centrale.nl 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

Displays images with incorrect aspect ratio

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

SEO Factors

cvketel-centrale.nl SEO score

93

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

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

Language and Encoding

  • Language Detected

    NL

  • Language Claimed

    N/A

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Cvketel-centrale.nl can be misinterpreted by Google and other search engines. Our service has detected that Dutch 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 Cvketel-centrale.nl 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

cvketel-centrale.nl

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