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dpfcentre.com screenshot

Report Summary

  • 9

    Performance

    Renders faster than
    23% of other websites

  • 76

    Accessibility

    Visual factors better than
    that of 42% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 86

    SEO

    Google-friendlier than
    60% of websites

dpfcentre.com

DPF Cleaning Centre - One Stop Solution For All DPF Problems

Page Load Speed

3.9 sec in total

First Response

417 ms

Resources Loaded

2.9 sec

Page Rendered

613 ms

dpfcentre.com screenshot

About Website

Welcome to dpfcentre.com homepage info - get ready to check DPF Centre best content right away, or after learning these important things about dpfcentre.com

Part of Quantum Tuning Ltd, We supply the local motor trade a quality, environmental friendly and cost effective DPF Cleaning solution, that will both resolve blocking issues and extend the life of th...

Visit dpfcentre.com

Key Findings

We analyzed Dpfcentre.com page load time and found that the first response time was 417 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

dpfcentre.com performance score

9

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value5.5 s

6/100

10%

LCP (Largest Contentful Paint)

Value5.5 s

19/100

25%

SI (Speed Index)

Value9.1 s

14/100

10%

TBT (Total Blocking Time)

Value3,090 ms

2/100

30%

CLS (Cumulative Layout Shift)

Value0.66

8/100

15%

TTI (Time to Interactive)

Value22.3 s

1/100

10%

Network Requests Diagram

www.dpfcentre.com

417 ms

wp-emoji-release.min.js

97 ms

biza5.css

201 ms

biza5.css

367 ms

css

49 ms

Our browser made a total of 82 requests to load all elements on the main page. We found that 71% of them (58 requests) were addressed to the original Dpfcentre.com, 9% (7 requests) were made to Youtube.com and 4% (3 requests) were made to Googletagmanager.com. The less responsive or slowest element that took the longest time to load (861 ms) belongs to the original domain Dpfcentre.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 128.9 kB (11%)

Content Size

1.2 MB

After Optimization

1.0 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Dpfcentre.com main page is 1.2 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. 80% 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. Javascripts take 650.0 kB which makes up the majority of the site volume.

HTML Optimization

-76%

Potential reduce by 90.7 kB

  • Original 118.7 kB
  • After minification 118.5 kB
  • After compression 28.0 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 90.7 kB or 76% of the original size.

Image Optimization

-3%

Potential reduce by 3.5 kB

  • Original 135.7 kB
  • After minification 132.2 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. DPF Centre images are well optimized though.

JavaScript Optimization

-4%

Potential reduce by 27.6 kB

  • Original 650.0 kB
  • After minification 648.4 kB
  • After compression 622.4 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

-3%

Potential reduce by 7.1 kB

  • Original 247.2 kB
  • After minification 247.2 kB
  • After compression 240.1 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. Dpfcentre.com has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 37 (49%)

Requests Now

76

After Optimization

39

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 76 CSS, Javascripts, AJAX and image requests in order to completely render the main page of DPF Centre. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 33 to 1 for JavaScripts and from 6 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

www.dpfcentre.com

www.dpfcentre.com

417 ms

wp-emoji-release.min.js

wp-emoji-release.min.js

97 ms

biza5.css

biza5.css

201 ms

biza5.css

biza5.css

367 ms

css

css

49 ms

bizb0.css

bizb0.css

287 ms

bizah.js

bizah.js

279 ms

bizah.js

bizah.js

281 ms

bizag.js

bizag.js

282 ms

bizag.js

bizag.js

303 ms

bizag.js

bizag.js

427 ms

bizag.js

bizag.js

431 ms

bizag.js

bizag.js

431 ms

bizag.js

bizag.js

433 ms

bizag.js

bizag.js

491 ms

3xcze.js

3xcze.js

456 ms

bizb1.js

bizb1.js

463 ms

bizb1.js

bizb1.js

571 ms

js

js

55 ms

bizap.css

bizap.css

480 ms

js

js

105 ms

biza5.js

biza5.js

477 ms

biza5.js

biza5.js

546 ms

bizb0.js

bizb0.js

558 ms

biza5.js

biza5.js

694 ms

bizb0.js

bizb0.js

694 ms

iframe_api

iframe_api

47 ms

bizb0.js

bizb0.js

694 ms

js

js

95 ms

cookie-warn.js

cookie-warn.js

524 ms

gtm.js

gtm.js

132 ms

fbevents.js

fbevents.js

130 ms

footer-meta-pattern.png

footer-meta-pattern.png

491 ms

social-003_twitter.png

social-003_twitter.png

492 ms

social-006_facebook.png

social-006_facebook.png

490 ms

social-011_linkedin.png

social-011_linkedin.png

489 ms

social-018_youtube.png

social-018_youtube.png

490 ms

social-033_pinterest.png

social-033_pinterest.png

491 ms

social-038_instagram.png

social-038_instagram.png

492 ms

social-040_google_plus.png

social-040_google_plus.png

492 ms

dpf-retail-logo.jpg

dpf-retail-logo.jpg

493 ms

thin-323_phone_telephone_call_wire.png

thin-323_phone_telephone_call_wire.png

493 ms

thin-248_open_shop_store.png

thin-248_open_shop_store.png

493 ms

thin-024_calendar_date.png

thin-024_calendar_date.png

493 ms

thin-024_calendar_date-1.png

thin-024_calendar_date-1.png

493 ms

thin-019_zoom_find_search_magnifying_glass.png

thin-019_zoom_find_search_magnifying_glass.png

493 ms

thin-012_mail_envelope_email_sent.png

thin-012_mail_envelope_email_sent.png

494 ms

loading.gif

loading.gif

494 ms

lazy_placeholder.gif

lazy_placeholder.gif

495 ms

thin-369_photo_image_camera_take_shot.png

thin-369_photo_image_camera_take_shot.png

495 ms

thin-193_user_profile_avatar_male.png

thin-193_user_profile_avatar_male.png

495 ms

dpf-centre-image-2.jpg

dpf-centre-image-2.jpg

553 ms

social-003_twitter.png

social-003_twitter.png

496 ms

social-006_facebook.png

social-006_facebook.png

495 ms

social-011_linkedin.png

social-011_linkedin.png

496 ms

social-018_youtube.png

social-018_youtube.png

496 ms

social-033_pinterest.png

social-033_pinterest.png

552 ms

social-038_instagram.png

social-038_instagram.png

553 ms

social-040_google_plus.png

social-040_google_plus.png

553 ms

side-dpf.jpg

side-dpf.jpg

554 ms

Defaults.woff

Defaults.woff

861 ms

glyphicons-halflings-regular.woff

glyphicons-halflings-regular.woff

538 ms

www-widgetapi.js

www-widgetapi.js

5 ms

line-images.png

line-images.png

142 ms

01.png

01.png

142 ms

scrollup.png

scrollup.png

154 ms

dkOLzPe7LQg

dkOLzPe7LQg

117 ms

video-mask-2.png

video-mask-2.png

95 ms

www-player.css

www-player.css

6 ms

www-embed-player.js

www-embed-player.js

28 ms

base.js

base.js

50 ms

ad_status.js

ad_status.js

159 ms

MCGWt9INQJ4DYVImVVMCQ40PurKqBfykqTRQniuAKOE.js

MCGWt9INQJ4DYVImVVMCQ40PurKqBfykqTRQniuAKOE.js

131 ms

embed.js

embed.js

77 ms

1uFhbwium37zRE07OGYFcs-rnxSLHjn41RLxROS513-EAFJUtiWaOXKaEwt-k0jFcercQnCIkQ=s68-c-k-c0x00ffffff-no-rj

1uFhbwium37zRE07OGYFcs-rnxSLHjn41RLxROS513-EAFJUtiWaOXKaEwt-k0jFcercQnCIkQ=s68-c-k-c0x00ffffff-no-rj

182 ms

KFOmCnqEu92Fr1Mu4mxMKTU1Kg.woff

KFOmCnqEu92Fr1Mu4mxMKTU1Kg.woff

39 ms

KFOlCnqEu92Fr1MmEU9fBBc-AMP6lQ.woff

KFOlCnqEu92Fr1MmEU9fBBc-AMP6lQ.woff

44 ms

id

id

29 ms

Create

Create

146 ms

qkaaavsrprhwvyqzgrc3qvgzm1rfzfpz.js

qkaaavsrprhwvyqzgrc3qvgzm1rfzfpz.js

193 ms

GenerateIT

GenerateIT

15 ms

render.5a3b870238c4d3521c07.js

render.5a3b870238c4d3521c07.js

38 ms

Accessibility Review

dpfcentre.com accessibility score

76

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

High

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

High

Links do not have a discernible 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.

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

[id] attributes on active, focusable elements are not unique

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

dpfcentre.com best practices score

67

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

High

Browser errors were logged to the console

High

Page has valid source maps

SEO Factors

dpfcentre.com SEO score

86

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

Links do not have descriptive text

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

    EN

  • Language Claimed

    EN

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Dpfcentre.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 Dpfcentre.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

dpfcentre.com

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