Tools & Wizards About Us
lightbulbworld.co.uk screenshot

Report Summary

  • 42

    Performance

    Renders faster than
    61% of other websites

  • 98

    Accessibility

    Visual factors better than
    that of 94% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    36% of websites

  • 97

    SEO

    Google-friendlier than
    91% of websites

lightbulbworld.co.uk

Designer Lighting for Interiors and Exteriors | Light Bulb World

Page Load Speed

3 sec in total

First Response

503 ms

Resources Loaded

2.1 sec

Page Rendered

366 ms

lightbulbworld.co.uk screenshot

About Website

Welcome to lightbulbworld.co.uk homepage info - get ready to check Light Bulb World best content right away, or after learning these important things about lightbulbworld.co.uk

Discover a wide range of designer lighting options for interiors and exteriors at Light Bulb World. Illuminate your spaces with stylish and high-quality lighting solutions. Shop now!

Visit lightbulbworld.co.uk

Key Findings

We analyzed Lightbulbworld.co.uk page load time and found that the first response time was 503 ms and then it took 2.5 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 45% of websites can load faster.

Performance Metrics

lightbulbworld.co.uk performance score

42

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.0 s

24/100

10%

LCP (Largest Contentful Paint)

Value6.0 s

13/100

25%

SI (Speed Index)

Value7.1 s

31/100

10%

TBT (Total Blocking Time)

Value170 ms

93/100

30%

CLS (Cumulative Layout Shift)

Value0.47

18/100

15%

TTI (Time to Interactive)

Value10.1 s

26/100

10%

Network Requests Diagram

www.lightbulbworld.co.uk

503 ms

401240338.js

242 ms

custom-category-listing.css

205 ms

custom-product-page.css

181 ms

custom-style.css

191 ms

Our browser made a total of 75 requests to load all elements on the main page. We found that 52% of them (39 requests) were addressed to the original Lightbulbworld.co.uk, 11% (8 requests) were made to Apis.google.com and 8% (6 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (910 ms) belongs to the original domain Lightbulbworld.co.uk.

Page Optimization Overview & Recommendations

Page size can be reduced by 316.5 kB (32%)

Content Size

985.2 kB

After Optimization

668.7 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Lightbulbworld.co.uk main page is 985.2 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. 55% of websites need less resources to load. Images take 527.6 kB which makes up the majority of the site volume.

HTML Optimization

-78%

Potential reduce by 55.7 kB

  • Original 71.2 kB
  • After minification 66.0 kB
  • After compression 15.5 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 55.7 kB or 78% of the original size.

Image Optimization

-1%

Potential reduce by 4.8 kB

  • Original 527.6 kB
  • After minification 522.8 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. Light Bulb World images are well optimized though.

JavaScript Optimization

-65%

Potential reduce by 230.4 kB

  • Original 354.8 kB
  • After minification 306.5 kB
  • After compression 124.4 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. It is highly recommended that all JavaScript files should be compressed and minified as it can save up to 230.4 kB or 65% of the original size.

CSS Optimization

-81%

Potential reduce by 25.6 kB

  • Original 31.6 kB
  • After minification 25.5 kB
  • After compression 5.9 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. Lightbulbworld.co.uk needs all CSS files to be minified and compressed as it can save up to 25.6 kB or 81% of the original size.

Requests Breakdown

Number of requests can be reduced by 34 (47%)

Requests Now

72

After Optimization

38

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 72 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Light Bulb World. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 23 to 1 for JavaScripts and from 5 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

www.lightbulbworld.co.uk

www.lightbulbworld.co.uk

503 ms

401240338.js

401240338.js

242 ms

custom-category-listing.css

custom-category-listing.css

205 ms

custom-product-page.css

custom-product-page.css

181 ms

custom-style.css

custom-style.css

191 ms

custom-subcategory-product-listing.css

custom-subcategory-product-listing.css

200 ms

jquery.min.js

jquery.min.js

101 ms

softcart.css

softcart.css

265 ms

softcart.js

softcart.js

434 ms

jquery.fadeshow.js

jquery.fadeshow.js

265 ms

jquery.hoverintent.minified.js

jquery.hoverintent.minified.js

187 ms

stats-global.js

stats-global.js

284 ms

event

event

26 ms

ga.js

ga.js

9 ms

__utm.gif

__utm.gif

14 ms

web-hdr-lightbulbworld.jpg

web-hdr-lightbulbworld.jpg

127 ms

flag-grad.png

flag-grad.png

125 ms

eur.png

eur.png

127 ms

gbp.png

gbp.png

126 ms

sm-gu10-sockel.jpg

sm-gu10-sockel.jpg

125 ms

sm-g9-sockel.jpg

sm-g9-sockel.jpg

127 ms

sm-g4mm-sockel.jpg

sm-g4mm-sockel.jpg

223 ms

sm-g635mm-sockel.jpg

sm-g635mm-sockel.jpg

222 ms

sm-gu4-sockel.jpg

sm-gu4-sockel.jpg

222 ms

sm-gu5-sockel.jpg

sm-gu5-sockel.jpg

222 ms

sm-e14-sockel.jpg

sm-e14-sockel.jpg

221 ms

sm-e27-sockel.jpg

sm-e27-sockel.jpg

223 ms

sm-b15-sockel.jpg

sm-b15-sockel.jpg

357 ms

sm-b22-sockel.jpg

sm-b22-sockel.jpg

357 ms

sm-r7s-sockel.jpg

sm-r7s-sockel.jpg

358 ms

sm-2g11-sockel.jpg

sm-2g11-sockel.jpg

355 ms

sm-g8.jpg

sm-g8.jpg

357 ms

sm-gr10q.jpg

sm-gr10q.jpg

357 ms

free-delivery-24h.jpg

free-delivery-24h.jpg

414 ms

bringing-back-the-vintage-lamp.jpg

bringing-back-the-vintage-lamp.jpg

910 ms

vintage-light-bulbs-558-c.jpg

vintage-light-bulbs-558-c.jpg

419 ms

led-bulbs-285-c[ekm]180x180[ekm].jpg

led-bulbs-285-c[ekm]180x180[ekm].jpg

419 ms

incandescent-bulbs-264-c.jpg

incandescent-bulbs-264-c.jpg

427 ms

halogen-bulbs-280-c.jpg

halogen-bulbs-280-c.jpg

429 ms

energy-savers-259-c.jpg

energy-savers-259-c.jpg

509 ms

spotlights-267-c.jpg

spotlights-267-c.jpg

511 ms

other-light-bulbs-312-c.jpg

other-light-bulbs-312-c.jpg

520 ms

light-fittings-561-c.jpg

light-fittings-561-c.jpg

524 ms

plusone.js

plusone.js

150 ms

all.js

all.js

31 ms

sub-menu-grad.jpg

sub-menu-grad.jpg

497 ms

nav-bg.gif

nav-bg.gif

568 ms

tp_elements_all.js

tp_elements_all.js

85 ms

gtm.js

gtm.js

25 ms

209 ms

xd_arbiter.php

xd_arbiter.php

239 ms

xd_arbiter.php

xd_arbiter.php

96 ms

tp_widget_loader.gif

tp_widget_loader.gif

78 ms

Box

Box

384 ms

analytics.js

analytics.js

37 ms

cb=gapi.loaded_0

cb=gapi.loaded_0

49 ms

cb=gapi.loaded_1

cb=gapi.loaded_1

72 ms

fastbutton

fastbutton

114 ms

ec.js

ec.js

23 ms

collect

collect

46 ms

collect

collect

28 ms

collect

collect

130 ms

like.php

like.php

129 ms

postmessageRelay

postmessageRelay

119 ms

cb=gapi.loaded_0

cb=gapi.loaded_0

62 ms

cb=gapi.loaded_1

cb=gapi.loaded_1

59 ms

W5F8_SL0XFawnjxHGsZjJA.ttf

W5F8_SL0XFawnjxHGsZjJA.ttf

65 ms

qeKvIRsJabD.js

qeKvIRsJabD.js

65 ms

LVx-xkvaJ0b.png

LVx-xkvaJ0b.png

74 ms

3193398744-postmessagerelay.js

3193398744-postmessagerelay.js

55 ms

rpc:shindig_random.js

rpc:shindig_random.js

63 ms

sprite.png

sprite.png

16 ms

cb=gapi.loaded_0

cb=gapi.loaded_0

5 ms

nr-885.min.js

nr-885.min.js

18 ms

5596035ebd

5596035ebd

45 ms

Accessibility Review

lightbulbworld.co.uk accessibility score

98

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

Links do not have a discernible name

Best Practices

lightbulbworld.co.uk 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

Displays images with incorrect aspect ratio

General

Impact

Issue

Low

Detected JavaScript libraries

SEO Factors

lightbulbworld.co.uk SEO score

97

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

    EN

  • Language Claimed

    N/A

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Lightbulbworld.co.uk can be misinterpreted by Google and other search engines. Our service has detected that English 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 Lightbulbworld.co.uk 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

lightbulbworld.co.uk

Open Graph description is not detected on the main page of Light Bulb World. 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: