Tools & Wizards About Us
jlec.co.uk screenshot

Report Summary

  • 20

    Performance

    Renders faster than
    37% of other websites

  • 82

    Accessibility

    Visual factors better than
    that of 52% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 98

    SEO

    Google-friendlier than
    92% of websites

jlec.co.uk

Electricians | Solar & Battery Storage | Leeds Bradford

Page Load Speed

2.7 sec in total

First Response

85 ms

Resources Loaded

2.5 sec

Page Rendered

61 ms

jlec.co.uk screenshot

About Website

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

A 45 year established family business. Industrial, commercial, retail and domestic electrical work undertaken. Solar PV and battery storage installations. LED Lighting Installations.

Visit jlec.co.uk

Key Findings

We analyzed Jlec.co.uk page load time and found that the first response time was 85 ms and then it took 2.6 sec to load all DOM resources and completely render a web page. This is a poor result, as 50% of websites can load faster.

Performance Metrics

jlec.co.uk performance score

20

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.7 s

30/100

10%

LCP (Largest Contentful Paint)

Value6.9 s

6/100

25%

SI (Speed Index)

Value10.4 s

8/100

10%

TBT (Total Blocking Time)

Value6,120 ms

0/100

30%

CLS (Cumulative Layout Shift)

Value0.001

100/100

15%

TTI (Time to Interactive)

Value23.4 s

1/100

10%

Network Requests Diagram

www.jlec.co.uk

85 ms

minified.js

44 ms

focus-within-polyfill.js

44 ms

polyfill.min.js

1191 ms

mobile-app-invite-banner.css

83 ms

Our browser made a total of 54 requests to load all elements on the main page. We found that 2% of them (1 request) were addressed to the original Jlec.co.uk, 37% (20 requests) were made to Static.parastorage.com and 33% (18 requests) were made to Static.wixstatic.com. The less responsive or slowest element that took the longest time to load (1.2 sec) relates to the external source Polyfill-fastly.io.

Page Optimization Overview & Recommendations

Page size can be reduced by 712.6 kB (59%)

Content Size

1.2 MB

After Optimization

502.6 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Jlec.co.uk 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. 35% of websites need less resources to load. HTML takes 668.3 kB which makes up the majority of the site volume.

HTML Optimization

-78%

Potential reduce by 524.0 kB

  • Original 668.3 kB
  • After minification 666.4 kB
  • After compression 144.2 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 524.0 kB or 78% of the original size.

Image Optimization

-6%

Potential reduce by 4.2 kB

  • Original 64.7 kB
  • After minification 60.5 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. Jlec images are well optimized though.

JavaScript Optimization

-38%

Potential reduce by 184.3 kB

  • Original 480.8 kB
  • After minification 480.8 kB
  • After compression 296.5 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 184.3 kB or 38% of the original size.

CSS Optimization

-4%

Potential reduce by 56 B

  • Original 1.4 kB
  • After minification 1.4 kB
  • After compression 1.3 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. Jlec.co.uk has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 11 (23%)

Requests Now

47

After Optimization

36

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 47 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Jlec. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 12 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

www.jlec.co.uk

www.jlec.co.uk

85 ms

minified.js

minified.js

44 ms

focus-within-polyfill.js

focus-within-polyfill.js

44 ms

polyfill.min.js

polyfill.min.js

1191 ms

mobile-app-invite-banner.css

mobile-app-invite-banner.css

83 ms

mobile-app-invite-banner.umd.min.js

mobile-app-invite-banner.umd.min.js

91 ms

thunderbolt-commons.c1d8ed1c.bundle.min.js

thunderbolt-commons.c1d8ed1c.bundle.min.js

62 ms

main.4a2d1e74.bundle.min.js

main.4a2d1e74.bundle.min.js

61 ms

main.renderer.1d21f023.bundle.min.js

main.renderer.1d21f023.bundle.min.js

57 ms

lodash.min.js

lodash.min.js

62 ms

react.production.min.js

react.production.min.js

60 ms

react-dom.production.min.js

react-dom.production.min.js

65 ms

siteTags.bundle.min.js

siteTags.bundle.min.js

63 ms

10fa5b_822499214c7b45a392d0d83efaede88c~mv2_d_2218_2246_s_2.png

10fa5b_822499214c7b45a392d0d83efaede88c~mv2_d_2218_2246_s_2.png

218 ms

8dc46a_10c37276b19e41efb97a8c941555476d~mv2.jpg

8dc46a_10c37276b19e41efb97a8c941555476d~mv2.jpg

437 ms

8dc46a_eb45f7def14140849c0975ce2d95fc48~mv2_d_2003_1335_s_2.png

8dc46a_eb45f7def14140849c0975ce2d95fc48~mv2_d_2003_1335_s_2.png

463 ms

8dc46a_0615eb2599814b6aa0c04294d0ecf073~mv2.jpg

8dc46a_0615eb2599814b6aa0c04294d0ecf073~mv2.jpg

465 ms

43d308_71b6edad48d04a7483cce829695bbf56~mv2_d_4032_3024_s_4_2.jpg

43d308_71b6edad48d04a7483cce829695bbf56~mv2_d_4032_3024_s_4_2.jpg

500 ms

8dc46a_604fb1637a514ddc9692043503492779~mv2_d_1672_1814_s_2.jpg

8dc46a_604fb1637a514ddc9692043503492779~mv2_d_1672_1814_s_2.jpg

427 ms

10fa5b_473ff65beaef4c92b658572a8582ebbb~mv2.jpg

10fa5b_473ff65beaef4c92b658572a8582ebbb~mv2.jpg

551 ms

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10fa5b_5b94e5288b2844dbb09c4d7024448e21~mv2.png

744 ms

8dc46a_788f41780a9f41ddaee9252fa0c81230~mv2_d_4032_3024_s_4_2.jpg

8dc46a_788f41780a9f41ddaee9252fa0c81230~mv2_d_4032_3024_s_4_2.jpg

685 ms

8dc46a_daac963f97ea4e7c8c158eb0dcc18194~mv2.jpg

8dc46a_daac963f97ea4e7c8c158eb0dcc18194~mv2.jpg

652 ms

10fa5b_f08a25b72b304919ae235946d4baea09~mv2.png

10fa5b_f08a25b72b304919ae235946d4baea09~mv2.png

694 ms

10fa5b_533a6933ca2f4c6a8381a4dda33fb526~mv2_d_1200_1200_s_2.jpg

10fa5b_533a6933ca2f4c6a8381a4dda33fb526~mv2_d_1200_1200_s_2.jpg

731 ms

10fa5b_d5e9ceaa7cb44554a81cb9c04316cd68~mv2.png

10fa5b_d5e9ceaa7cb44554a81cb9c04316cd68~mv2.png

836 ms

10fa5b_13c0c417d8754f7993beaefc9637236d~mv2.jpg

10fa5b_13c0c417d8754f7993beaefc9637236d~mv2.jpg

889 ms

10fa5b_234c619824844cb4b4383264439a4046~mv2.jpg

10fa5b_234c619824844cb4b4383264439a4046~mv2.jpg

870 ms

10fa5b_2dbbf9ae37754854b7c57c56c3c1c2d1~mv2.jpg

10fa5b_2dbbf9ae37754854b7c57c56c3c1c2d1~mv2.jpg

888 ms

8dc46a_1003164f51b14fe8924eea4147df74ec~mv2.png

8dc46a_1003164f51b14fe8924eea4147df74ec~mv2.png

981 ms

10fa5b_8767903eab104b6189e522272999e77c~mv2.jpg

10fa5b_8767903eab104b6189e522272999e77c~mv2.jpg

973 ms

bundle.min.js

bundle.min.js

50 ms

4021a3b9-f782-438b-aeb4-c008109a8b64.woff

4021a3b9-f782-438b-aeb4-c008109a8b64.woff

34 ms

b56b944e-bbe0-4450-a241-de2125d3e682.woff

b56b944e-bbe0-4450-a241-de2125d3e682.woff

35 ms

6f8d1983-4d34-4fa4-9110-988f6c495757.woff

6f8d1983-4d34-4fa4-9110-988f6c495757.woff

35 ms

101 ms

98 ms

95 ms

92 ms

94 ms

94 ms

134 ms

128 ms

129 ms

125 ms

125 ms

125 ms

deprecation-en.v5.html

deprecation-en.v5.html

4 ms

bolt-performance

bolt-performance

10 ms

deprecation-style.v5.css

deprecation-style.v5.css

8 ms

right-arrow.svg

right-arrow.svg

15 ms

WixMadeforDisplay_W_Bd.woff

WixMadeforDisplay_W_Bd.woff

4 ms

WixMadeforText_W_Bd.woff

WixMadeforText_W_Bd.woff

7 ms

WixMadeforText_W_Rg.woff

WixMadeforText_W_Rg.woff

6 ms

Accessibility Review

jlec.co.uk accessibility score

82

Accessibility Issues

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-*] attributes do not match their roles

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

Best Practices

jlec.co.uk best practices score

83

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Page has valid source maps

SEO Factors

jlec.co.uk SEO score

98

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

    EN

  • Encoding

    UTF-8

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

jlec.co.uk

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