Tools & Wizards About Us
cemalighting.co.uk screenshot

Report Summary

  • 18

    Performance

    Renders faster than
    34% of other websites

  • 84

    Accessibility

    Visual factors better than
    that of 56% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 92

    SEO

    Google-friendlier than
    74% of websites

cemalighting.co.uk

Commercial and Industrial Lighting Specialists - Cema Lighting Limited

Page Load Speed

8.4 sec in total

First Response

2.4 sec

Resources Loaded

5 sec

Page Rendered

906 ms

cemalighting.co.uk screenshot

About Website

Click here to check amazing Cema Lighting content. Otherwise, check out these important facts you probably never knew about cemalighting.co.uk

Cema Lighting Limited carry a large range of High Output LED and luminaires for all types of businesses ranging from Offices to Production Factories.

Visit cemalighting.co.uk

Key Findings

We analyzed Cemalighting.co.uk page load time and found that the first response time was 2.4 sec and then it took 5.9 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

cemalighting.co.uk performance score

18

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.4 s

38/100

10%

LCP (Largest Contentful Paint)

Value23.3 s

0/100

25%

SI (Speed Index)

Value17.7 s

0/100

10%

TBT (Total Blocking Time)

Value660 ms

45/100

30%

CLS (Cumulative Layout Shift)

Value1.03

2/100

15%

TTI (Time to Interactive)

Value33.5 s

0/100

10%

Network Requests Diagram

www.cemalighting.co.uk

2429 ms

main.css

91 ms

core_webwiz.js

179 ms

api.js

31 ms

js

72 ms

Our browser made a total of 109 requests to load all elements on the main page. We found that 91% of them (99 requests) were addressed to the original Cemalighting.co.uk, 2% (2 requests) were made to Ssl.google-analytics.com and 1% (1 request) were made to Google.com. The less responsive or slowest element that took the longest time to load (2.4 sec) belongs to the original domain Cemalighting.co.uk.

Page Optimization Overview & Recommendations

Page size can be reduced by 1.2 MB (27%)

Content Size

4.5 MB

After Optimization

3.3 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Cemalighting.co.uk main page is 4.5 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. 55% of websites need less resources to load. Images take 4.1 MB which makes up the majority of the site volume.

HTML Optimization

-78%

Potential reduce by 42.6 kB

  • Original 54.7 kB
  • After minification 54.0 kB
  • After compression 12.1 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 42.6 kB or 78% of the original size.

Image Optimization

-27%

Potential reduce by 1.1 MB

  • Original 4.1 MB
  • After minification 3.0 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. Obviously, Cema Lighting needs image optimization as it can save up to 1.1 MB or 27% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-8%

Potential reduce by 27.6 kB

  • Original 342.6 kB
  • After minification 342.6 kB
  • After compression 315.0 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

-39%

Potential reduce by 5.0 kB

  • Original 12.7 kB
  • After minification 12.7 kB
  • After compression 7.7 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. Cemalighting.co.uk needs all CSS files to be minified and compressed as it can save up to 5.0 kB or 39% of the original size.

Requests Breakdown

Number of requests can be reduced by 25 (23%)

Requests Now

107

After Optimization

82

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 107 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Cema Lighting. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 26 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

www.cemalighting.co.uk

www.cemalighting.co.uk

2429 ms

main.css

main.css

91 ms

core_webwiz.js

core_webwiz.js

179 ms

api.js

api.js

31 ms

js

js

72 ms

require.js

require.js

340 ms

268105.js

268105.js

57 ms

A97B1386-04C3-485E-BCA9-C9266143CD28.min.js

A97B1386-04C3-485E-BCA9-C9266143CD28.min.js

421 ms

css

css

33 ms

recaptcha__en.js

recaptcha__en.js

170 ms

tracker.js

tracker.js

206 ms

logo.svg

logo.svg

210 ms

ISUZU%20Training%20Center.png

ISUZU%20Training%20Center.png

1891 ms

Commercial%20Home%20Page%20Thumbnail.png

Commercial%20Home%20Page%20Thumbnail.png

381 ms

Industrial%20Home%20Page%20Thumbnail.png

Industrial%20Home%20Page%20Thumbnail.png

563 ms

External%20Home%20Page%20Thumbnail.png

External%20Home%20Page%20Thumbnail.png

646 ms

Office%20Home%20Page%20Thumbnail.png

Office%20Home%20Page%20Thumbnail.png

725 ms

Factory%20Home%20Page%20Thumbnail.png

Factory%20Home%20Page%20Thumbnail.png

727 ms

Warehouse%20Home%20Page%20Thumbnail.png

Warehouse%20Home%20Page%20Thumbnail.png

564 ms

ITUK_logo%20White.png

ITUK_logo%20White.png

646 ms

James%20Latham%20White%20Logo.png

James%20Latham%20White%20Logo.png

649 ms

Jiffy%20-%20White.png

Jiffy%20-%20White.png

728 ms

NPS%20Group%20-%20White.png

NPS%20Group%20-%20White.png

729 ms

Turner%20and%20Wrights%20-%20White.png

Turner%20and%20Wrights%20-%20White.png

731 ms

Preseli%20Logo%20White%20Transparent.png

Preseli%20Logo%20White%20Transparent.png

809 ms

Dempsey%20Dyer%20White%20Logo.png

Dempsey%20Dyer%20White%20Logo.png

815 ms

Centralwire%20Industries%20White%20Logo.png

Centralwire%20Industries%20White%20Logo.png

814 ms

James%20Dawson%20Global%20Hoses%20Lincoln%20logo.png

James%20Dawson%20Global%20Hoses%20Lincoln%20logo.png

815 ms

White%20Hull%20City%20Council%20Logo.png

White%20Hull%20City%20Council%20Logo.png

816 ms

Solutions%20PT%20logo%201%20White.png

Solutions%20PT%20logo%201%20White.png

974 ms

Travis%20Perkins%20_White_.svg

Travis%20Perkins%20_White_.svg

896 ms

Hill%20_%20Smith.svg

Hill%20_%20Smith.svg

898 ms

AkzoNobel%20Vector%20Logo%20_White_.svg

AkzoNobel%20Vector%20Logo%20_White_.svg

897 ms

Supply%20Technologies%20Vector%20Logo%20White.svg

Supply%20Technologies%20Vector%20Logo%20White.svg

900 ms

Baker%20Perkins%20Vector%20Logo.svg

Baker%20Perkins%20Vector%20Logo.svg

980 ms

Yorkshire-Water-Logo---Edited_144_102_66_103_439_367.jpg

Yorkshire-Water-Logo---Edited_144_102_66_103_439_367.jpg

983 ms

Currys-Logo_144_102_4_10_395_287.png

Currys-Logo_144_102_4_10_395_287.png

978 ms

McCains-Logo---Edited_144_102_39_90_464_390.jpg

McCains-Logo---Edited_144_102_39_90_464_390.jpg

983 ms

ISUZU%20Trucks%20Logo%20_1.jpg

ISUZU%20Trucks%20Logo%20_1.jpg

1056 ms

Motorpoint-Group-Logo---Edited_144_102_81_143_419_381.jpg

Motorpoint-Group-Logo---Edited_144_102_81_143_419_381.jpg

1061 ms

Available-Car-Logo---Edited_144_102_33_92_467_398.jpg

Available-Car-Logo---Edited_144_102_33_92_467_398.jpg

1062 ms

DSGi-Logo---Edited_144_102_66_113_434_373.jpg

DSGi-Logo---Edited_144_102_66_113_434_373.jpg

1065 ms

Humberside-Airport-Logo---Edited_144_102_90_119_433_361.jpg

Humberside-Airport-Logo---Edited_144_102_90_119_433_361.jpg

1067 ms

James-Dawson-Logo---Edited_144_102_76_131_421_374.jpg

James-Dawson-Logo---Edited_144_102_76_131_421_374.jpg

1139 ms

Lincolnshire-Co-Op-Logo---Edited_144_102_83_134_418_370.jpg

Lincolnshire-Co-Op-Logo---Edited_144_102_83_134_418_370.jpg

1143 ms

font

font

169 ms

Lincolnshire-Council-Logo---Edited_144_102_63_117_448_388.jpg

Lincolnshire-Council-Logo---Edited_144_102_63_117_448_388.jpg

1144 ms

ga.js

ga.js

54 ms

icomoon.ttf

icomoon.ttf

1027 ms

__utm.gif

__utm.gif

13 ms

_config.js

_config.js

947 ms

Rase-Distribution-Logo---Edited_144_102_62_107_433_369.jpg

Rase-Distribution-Logo---Edited_144_102_62_107_433_369.jpg

846 ms

Rexel-Logo---Edited_144_102_61_111_447_383.jpg

Rexel-Logo---Edited_144_102_61_111_447_383.jpg

670 ms

Singleton-Birch-Logo---Edited_144_102_92_136_411_360.jpg

Singleton-Birch-Logo---Edited_144_102_92_136_411_360.jpg

671 ms

The-Car-People-Logo---Edited_144_102_60_103_450_379.jpg

The-Car-People-Logo---Edited_144_102_60_103_450_379.jpg

592 ms

Bakkavor---Edited_144_102_34_94_473_404.jpg

Bakkavor---Edited_144_102_34_94_473_404.jpg

592 ms

unipart-dorman---Edited_144_102_32_88_470_397.jpg

unipart-dorman---Edited_144_102_32_88_470_397.jpg

661 ms

Britax---For-Upload_144_102_0_68_500_420.jpg

Britax---For-Upload_144_102_0_68_500_420.jpg

590 ms

concentrix---Edited_144_102_0_94_500_447.jpg

concentrix---Edited_144_102_0_94_500_447.jpg

591 ms

Kerry-Logistics---For-Upload_144_102_0_67_500_419.jpg

Kerry-Logistics---For-Upload_144_102_0_67_500_419.jpg

591 ms

Meggitt---For-Upload_144_102_0_77_500_429.jpg

Meggitt---For-Upload_144_102_0_77_500_429.jpg

592 ms

Parker-Hannifin---For-Upload_144_102_0_71_500_423.jpg

Parker-Hannifin---For-Upload_144_102_0_71_500_423.jpg

661 ms

Jiffy-Packaging---Logo_144_102_34_98_480_412.jpg

Jiffy-Packaging---Logo_144_102_34_98_480_412.jpg

588 ms

Bosch---Logo_144_102_42_82_464_380.jpg

Bosch---Logo_144_102_42_82_464_380.jpg

586 ms

Panasonic-Logo_144_102_2_42_277_237.png

Panasonic-Logo_144_102_2_42_277_237.png

586 ms

Caterpillar-Logo_144_102_5_98_1346_1040.png

Caterpillar-Logo_144_102_5_98_1346_1040.png

589 ms

RDC-Logo_144_102_0_28_200_170.png

RDC-Logo_144_102_0_28_200_170.png

660 ms

Saica-Logo_144_102_4_3_208_148.png

Saica-Logo_144_102_4_3_208_148.png

583 ms

Profine-Logo_144_102_1_30_148_134.png

Profine-Logo_144_102_1_30_148_134.png

582 ms

Sherwin---Williams-Logo_144_102_5_1_248_173.jpg

Sherwin---Williams-Logo_144_102_5_1_248_173.jpg

583 ms

Darchem-Engineering-Logo_144_102_5_114_729_625.png

Darchem-Engineering-Logo_144_102_5_114_729_625.png

585 ms

Thyssenkrupp-logo_144_102_106_248_1774_1416.jpg

Thyssenkrupp-logo_144_102_106_248_1774_1416.jpg

584 ms

J-Tomlinson-logo_144_102_4_63_448_377.jpg

J-Tomlinson-logo_144_102_4_63_448_377.jpg

581 ms

Mitsubishi-logo_144_102_37_7_565_379.jpg

Mitsubishi-logo_144_102_37_7_565_379.jpg

583 ms

Ashfield-Council-logo_144_102_2_30_197_168.png

Ashfield-Council-logo_144_102_2_30_197_168.png

583 ms

Fluke-Logo_144_102_11_11_2058_1449.png

Fluke-Logo_144_102_11_11_2058_1449.png

585 ms

Progress-Rail-Logo_144_102_101_33_354_212.jpg

Progress-Rail-Logo_144_102_101_33_354_212.jpg

583 ms

North-East-Derbyshire-District-Council_144_102_187_7_1781_1112.png

North-East-Derbyshire-District-Council_144_102_187_7_1781_1112.png

584 ms

Bostik-Logo_144_102_110_36_504_315.jpg

Bostik-Logo_144_102_110_36_504_315.jpg

584 ms

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smeg-Logo_144_102_632_26_1745_801.png

583 ms

Kingspan-Environmental-Logo---Edited_144_102_82_141_410_372.jpg

Kingspan-Environmental-Logo---Edited_144_102_82_141_410_372.jpg

584 ms

Borouge-Logo---Edited_144_102_58_101_446_374.jpg

Borouge-Logo---Edited_144_102_58_101_446_374.jpg

587 ms

carbon-trust-footer.jpg

carbon-trust-footer.jpg

587 ms

chas-footer.jpg

chas-footer.jpg

583 ms

IPAF-footer.jpg

IPAF-footer.jpg

580 ms

rohs-compliant-footer.jpg

rohs-compliant-footer.jpg

573 ms

main.js

main.js

587 ms

5-Year-Fit-and-Forget-Warranty-Logo.jpg

5-Year-Fit-and-Forget-Warranty-Logo.jpg

588 ms

the-lighting-industry-association-logo.png

the-lighting-industry-association-logo.png

582 ms

Compex-Logo.jpg

Compex-Logo.jpg

583 ms

ETL-Logo-2.jpg

ETL-Logo-2.jpg

584 ms

napit-approved-big-logo.jpg

napit-approved-big-logo.jpg

589 ms

weeeco-logo.jpg

weeeco-logo.jpg

588 ms

jquery-3.5.1.min.js

jquery-3.5.1.min.js

107 ms

uni_form2.js

uni_form2.js

88 ms

redirectonce.js

redirectonce.js

91 ms

cookieBannerEU.js

cookieBannerEU.js

156 ms

media.match.min.js

media.match.min.js

163 ms

jquery.mobileNav.min.js

jquery.mobileNav.min.js

86 ms

jquery.hoverIntent.min.js

jquery.hoverIntent.min.js

85 ms

jquery.validate.min.js

jquery.validate.min.js

87 ms

jquery.cycle2.min.js

jquery.cycle2.min.js

88 ms

magnificpopup.min.js

magnificpopup.min.js

140 ms

jquery.tabbedPanels.min.js

jquery.tabbedPanels.min.js

139 ms

jquery.swapChildLayer.min.js

jquery.swapChildLayer.min.js

171 ms

enquire.min.js

enquire.min.js

117 ms

superfish.min.js

superfish.min.js

86 ms

jquery.cycle2.plugin.carousel.min.js

jquery.cycle2.plugin.carousel.min.js

97 ms

jquery.cycle2.swipe.js

jquery.cycle2.swipe.js

132 ms

Accessibility Review

cemalighting.co.uk accessibility score

84

Accessibility Issues

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.

ARIA

These are opportunities to improve the usage of ARIA in your application which may enhance the experience for users of assistive technology, like a screen reader.

Impact

Issue

High

ARIA IDs are not unique

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

Tables and lists

These are opportunities to improve the experience of reading tabular or list data using assistive technology, like a screen reader.

Impact

Issue

High

Lists do not contain only <li> elements and script supporting elements (<script> and <template>).

High

List items (<li>) are not contained within <ul> or <ol> parent elements.

Best Practices

cemalighting.co.uk best practices score

75

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

High

Requests the geolocation permission on page load

Low

Ensure CSP is effective against XSS attacks

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

SEO Factors

cemalighting.co.uk SEO score

92

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

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 Cemalighting.co.uk 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 Cemalighting.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

cemalighting.co.uk

Open Graph description is not detected on the main page of Cema Lighting. 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: