Tools & Wizards About Us
carbulbsdirect.com screenshot

Report Summary

  • 28

    Performance

    Renders faster than
    48% of other websites

  • 93

    Accessibility

    Visual factors better than
    that of 80% of websites

  • 58

    Best Practices

    More advanced features
    available than in
    20% of websites

  • 88

    SEO

    Google-friendlier than
    65% of websites

carbulbsdirect.com

Car Bulbs Direct | PowerBulbs UK

Page Load Speed

4 sec in total

First Response

31 ms

Resources Loaded

3.8 sec

Page Rendered

153 ms

carbulbsdirect.com screenshot

About Website

Visit carbulbsdirect.com now to see the best up-to-date Car Bulbs Direct content for Australia and also check out these interesting facts you probably never knew about carbulbsdirect.com

Car Bulbs Direct

Visit carbulbsdirect.com

Key Findings

We analyzed Carbulbsdirect.com page load time and found that the first response time was 31 ms and then it took 4 sec to load all DOM resources and completely render a web page. This is a poor result, as 65% of websites can load faster.

Performance Metrics

carbulbsdirect.com performance score

28

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.9 s

26/100

10%

LCP (Largest Contentful Paint)

Value10.6 s

0/100

25%

SI (Speed Index)

Value7.1 s

31/100

10%

TBT (Total Blocking Time)

Value600 ms

50/100

30%

CLS (Cumulative Layout Shift)

Value0.314

37/100

15%

TTI (Time to Interactive)

Value10.8 s

22/100

10%

Network Requests Diagram

carbulbsdirect.com

31 ms

carbulbsdirect.com

358 ms

31 ms

694 ms

styles.css

337 ms

Our browser made a total of 58 requests to load all elements on the main page. We found that 60% of them (35 requests) were addressed to the original Carbulbsdirect.com, 7% (4 requests) were made to Platform.twitter.com and 5% (3 requests) were made to Cdn-ukwest.onetrust.com. The less responsive or slowest element that took the longest time to load (1.9 sec) belongs to the original domain Carbulbsdirect.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 58.8 kB (13%)

Content Size

454.2 kB

After Optimization

395.3 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Carbulbsdirect.com main page is 454.2 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 218.4 kB which makes up the majority of the site volume.

HTML Optimization

-78%

Potential reduce by 35.8 kB

  • Original 45.7 kB
  • After minification 41.4 kB
  • After compression 9.9 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 35.8 kB or 78% of the original size.

Image Optimization

-9%

Potential reduce by 20.6 kB

  • Original 218.4 kB
  • After minification 197.8 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. Car Bulbs Direct images are well optimized though.

JavaScript Optimization

-0%

Potential reduce by 95 B

  • Original 174.3 kB
  • After minification 174.3 kB
  • After compression 174.2 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

-15%

Potential reduce by 2.3 kB

  • Original 15.9 kB
  • After minification 13.6 kB
  • After compression 13.6 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. Carbulbsdirect.com needs all CSS files to be minified and compressed as it can save up to 2.3 kB or 15% of the original size.

Requests Breakdown

Number of requests can be reduced by 23 (46%)

Requests Now

50

After Optimization

27

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 50 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Car Bulbs Direct. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 13 to 1 for JavaScripts and from 4 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

carbulbsdirect.com

carbulbsdirect.com

31 ms

carbulbsdirect.com

carbulbsdirect.com

358 ms

31 ms

694 ms

styles.css

styles.css

337 ms

app.min.css

app.min.css

340 ms

js

js

42 ms

otSDKStub.js

otSDKStub.js

45 ms

widgets.js

widgets.js

30 ms

jquery.min.js

jquery.min.js

28 ms

jquery-migrate-3.3.2.min.js

jquery-migrate-3.3.2.min.js

23 ms

cbd_scripts.js

cbd_scripts.js

404 ms

vcd15cbe7772f49c399c6a5babf22c1241717689176015

vcd15cbe7772f49c399c6a5babf22c1241717689176015

74 ms

css

css

31 ms

gtm.js

gtm.js

123 ms

e3c831d0-0d75-4123-9882-89ec04f1ed72.json

e3c831d0-0d75-4123-9882-89ec04f1ed72.json

170 ms

like.php

like.php

322 ms

cbd_logo.png

cbd_logo.png

324 ms

box_back.jpg

box_back.jpg

323 ms

en.png

en.png

377 ms

eu.png

eu.png

378 ms

us.png

us.png

473 ms

ca.png

ca.png

487 ms

au.png

au.png

637 ms

search.png

search.png

639 ms

TrustPilot-Logo-PowerBulbs-Homepage.png

TrustPilot-Logo-PowerBulbs-Homepage.png

693 ms

free_delivery_201109.gif

free_delivery_201109.gif

712 ms

warranty_201109.gif

warranty_201109.gif

796 ms

bulb_close_120_41.jpg

bulb_close_120_41.jpg

822 ms

xenon_hid_120_41.jpg

xenon_hid_120_41.jpg

963 ms

max_output_120_41.jpg

max_output_120_41.jpg

1186 ms

secure.png

secure.png

1177 ms

official_osram.png

official_osram.png

1240 ms

official_philips.png

official_philips.png

1545 ms

cbd_sprite.png

cbd_sprite.png

1558 ms

app_guide_back.jpg

app_guide_back.jpg

1648 ms

XV-Pro150.jpg

XV-Pro150.jpg

1661 ms

OSRAM-Night-Breaker-Laser-150-Car-Headlight-Bulbs-H7-Twin-Pack-64210NL-HCB-1.jpg

OSRAM-Night-Breaker-Laser-150-Car-Headlight-Bulbs-H7-Twin-Pack-64210NL-HCB-1.jpg

1825 ms

Philips-RacingVision-GT200-Car-Headlight-Bulbs-H4-Twin-12342RGTB1-1.jpg

Philips-RacingVision-GT200-Car-Headlight-Bulbs-H4-Twin-12342RGTB1-1.jpg

1814 ms

XNBL-D3S.jpg

XNBL-D3S.jpg

1880 ms

quote.png

quote.png

1903 ms

widget_iframe.2f70fb173b9000da126c79afe2098f02.html

widget_iframe.2f70fb173b9000da126c79afe2098f02.html

74 ms

snfrs0ip98hx6mrEJLgK.ttf

snfrs0ip98hx6mrEJLgK.ttf

78 ms

snfos0ip98hx6mrMn50aOfl8.ttf

snfos0ip98hx6mrMn50aOfl8.ttf

86 ms

arrows-ffffff.png

arrows-ffffff.png

1893 ms

arrows-4f4f4f.png

arrows-4f4f4f.png

1874 ms

location

location

55 ms

settings

settings

114 ms

otBannerSdk.js

otBannerSdk.js

38 ms

button.856debeac157d9669cf51e73a08fbc93.js

button.856debeac157d9669cf51e73a08fbc93.js

3 ms

embeds

embeds

29 ms

tweet_button.2f70fb173b9000da126c79afe2098f02.en-gb.html

tweet_button.2f70fb173b9000da126c79afe2098f02.en-gb.html

11 ms

5_XuFSvudYy.js

5_XuFSvudYy.js

23 ms

FEppCFCt76d.png

FEppCFCt76d.png

14 ms

free_delivery_201109.gif

free_delivery_201109.gif

859 ms

warranty_201109.gif

warranty_201109.gif

807 ms

main.js

main.js

167 ms

mobile.css

mobile.css

331 ms

Accessibility Review

carbulbsdirect.com accessibility score

93

Accessibility Issues

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

carbulbsdirect.com best practices score

58

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

High

Issues were logged in the Issues panel in Chrome Devtools

SEO Factors

carbulbsdirect.com SEO score

88

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

High

Tap targets are not sized appropriately

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 Carbulbsdirect.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 Carbulbsdirect.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

carbulbsdirect.com

Open Graph description is not detected on the main page of Car Bulbs Direct. 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: