Tools & Wizards About Us
ljssystems.co.uk screenshot

Report Summary

  • 22

    Performance

    Renders faster than
    40% of other websites

  • 74

    Accessibility

    Visual factors better than
    that of 40% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 90

    SEO

    Google-friendlier than
    68% of websites

ljssystems.co.uk

LJS Systems - Intruder Alarms | CCTV | Security | Hertfordshire & London

Page Load Speed

5.6 sec in total

First Response

568 ms

Resources Loaded

4.5 sec

Page Rendered

583 ms

ljssystems.co.uk screenshot

About Website

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

LJS Systems Provides Security In Your Home or Workplace With Quality Intruder Alarm Systems & CCTV Installation Services in Hertfordshire, Essex & London.

Visit ljssystems.co.uk

Key Findings

We analyzed Ljssystems.co.uk page load time and found that the first response time was 568 ms and then it took 5.1 sec to load all DOM resources and completely render a web page. This is a poor result, as 75% of websites can load faster.

Performance Metrics

ljssystems.co.uk performance score

22

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value7.0 s

1/100

10%

LCP (Largest Contentful Paint)

Value7.2 s

5/100

25%

SI (Speed Index)

Value18.0 s

0/100

10%

TBT (Total Blocking Time)

Value1,310 ms

18/100

30%

CLS (Cumulative Layout Shift)

Value0.004

100/100

15%

TTI (Time to Interactive)

Value17.8 s

4/100

10%

Network Requests Diagram

www.ljssystems.co.uk

568 ms

css

29 ms

style.min.css

288 ms

classic-themes.min.css

281 ms

styles.css

293 ms

Our browser made a total of 78 requests to load all elements on the main page. We found that 90% of them (70 requests) were addressed to the original Ljssystems.co.uk, 3% (2 requests) were made to Google-analytics.com and 3% (2 requests) were made to Fonts.gstatic.com. The less responsive or slowest element that took the longest time to load (2.1 sec) belongs to the original domain Ljssystems.co.uk.

Page Optimization Overview & Recommendations

Page size can be reduced by 324.9 kB (11%)

Content Size

3.0 MB

After Optimization

2.7 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Ljssystems.co.uk main page is 3.0 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. 60% of websites need less resources to load. Images take 2.4 MB which makes up the majority of the site volume.

HTML Optimization

-80%

Potential reduce by 93.5 kB

  • Original 117.4 kB
  • After minification 114.2 kB
  • After compression 23.9 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 93.5 kB or 80% of the original size.

Image Optimization

-5%

Potential reduce by 130.8 kB

  • Original 2.4 MB
  • After minification 2.3 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. LJS Systems images are well optimized though.

JavaScript Optimization

-16%

Potential reduce by 49.1 kB

  • Original 305.8 kB
  • After minification 305.8 kB
  • After compression 256.7 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 49.1 kB or 16% of the original size.

CSS Optimization

-26%

Potential reduce by 51.4 kB

  • Original 195.5 kB
  • After minification 195.5 kB
  • After compression 144.1 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. Ljssystems.co.uk needs all CSS files to be minified and compressed as it can save up to 51.4 kB or 26% of the original size.

Requests Breakdown

Number of requests can be reduced by 40 (58%)

Requests Now

69

After Optimization

29

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 69 CSS, Javascripts, AJAX and image requests in order to completely render the main page of LJS Systems. 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 from 16 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

www.ljssystems.co.uk

www.ljssystems.co.uk

568 ms

css

css

29 ms

style.min.css

style.min.css

288 ms

classic-themes.min.css

classic-themes.min.css

281 ms

styles.css

styles.css

293 ms

settings.css

settings.css

295 ms

style.css

style.css

284 ms

base.css

base.css

297 ms

layout.css

layout.css

534 ms

shortcodes.css

shortcodes.css

542 ms

animations.min.css

animations.min.css

553 ms

jquery.ui.all.css

jquery.ui.all.css

559 ms

prettyPhoto.css

prettyPhoto.css

556 ms

jplayer.blue.monday.css

jplayer.blue.monday.css

573 ms

responsive.css

responsive.css

798 ms

js_composer.min.css

js_composer.min.css

813 ms

jquery.min.js

jquery.min.js

810 ms

jquery-migrate.min.js

jquery-migrate.min.js

811 ms

tracking-analytics-events.js

tracking-analytics-events.js

849 ms

jquery.themepunch.tools.min.js

jquery.themepunch.tools.min.js

849 ms

jquery.themepunch.revolution.min.js

jquery.themepunch.revolution.min.js

1101 ms

main.js

main.js

1092 ms

email-decode.min.js

email-decode.min.js

846 ms

v4-shims.min.css

v4-shims.min.css

1118 ms

all.min.css

all.min.css

1090 ms

scripts.js

scripts.js

1096 ms

core.min.js

core.min.js

1133 ms

mouse.min.js

mouse.min.js

1364 ms

sortable.min.js

sortable.min.js

1367 ms

tabs.min.js

tabs.min.js

1371 ms

accordion.min.js

accordion.min.js

1351 ms

plugins.js

plugins.js

1365 ms

menu.js

menu.js

1369 ms

animations.min.js

animations.min.js

1676 ms

jplayer.min.js

jplayer.min.js

1637 ms

translate3d.js

translate3d.js

1626 ms

scripts.js

scripts.js

1630 ms

comment-reply.min.js

comment-reply.min.js

1630 ms

fbevents.js

fbevents.js

19 ms

pixel-cat.min.js

pixel-cat.min.js

1363 ms

video.js

video.js

1647 ms

js_composer_front.min.js

js_composer_front.min.js

1610 ms

skrollr.min.js

skrollr.min.js

1611 ms

analytics.js

analytics.js

97 ms

LJSSystemsLimited.png

LJSSystemsLimited.png

212 ms

ljs-systems-logo-tag-1.jpg

ljs-systems-logo-tag-1.jpg

788 ms

ljs-systems-logo-265x60.jpg

ljs-systems-logo-265x60.jpg

785 ms

SLIDE1.jpg

SLIDE1.jpg

1663 ms

SLIER2.jpg

SLIER2.jpg

2088 ms

intruder-alarms.jpg

intruder-alarms.jpg

1051 ms

audio-visual.jpg

audio-visual.jpg

1048 ms

door-entry.jpg

door-entry.jpg

1061 ms

access-control.jpg

access-control.jpg

1103 ms

cctv.jpg

cctv.jpg

1321 ms

tv-satellite.jpg

tv-satellite.jpg

1322 ms

IMG_4031-300x225.jpg

IMG_4031-300x225.jpg

1397 ms

IMG_6120-300x225.jpg

IMG_6120-300x225.jpg

1122 ms

IMG_5810-300x225.jpg

IMG_5810-300x225.jpg

1140 ms

IMG_3276-300x225.jpg

IMG_3276-300x225.jpg

1157 ms

card-logos-1.png

card-logos-1.png

1419 ms

memSYaGs126MiZpBA-UvWbX2vVnXBbObj2OVZyOOSr4dVJWUgsjZ0B4gaVc.ttf

memSYaGs126MiZpBA-UvWbX2vVnXBbObj2OVZyOOSr4dVJWUgsjZ0B4gaVc.ttf

103 ms

mfn-icons.woff

mfn-icons.woff

1568 ms

ljs-systems-van-parallax-1.jpg

ljs-systems-van-parallax-1.jpg

1861 ms

textline.png

textline.png

1626 ms

blockquote.png

blockquote.png

1654 ms

box_shadow_button.png

box_shadow_button.png

1828 ms

ZXuke1cDvLCKLDcimxB44_lr.ttf

ZXuke1cDvLCKLDcimxB44_lr.ttf

52 ms

collect

collect

26 ms

collect

collect

37 ms

fa-solid-900.woff

fa-solid-900.woff

2096 ms

fa-regular-400.woff

fa-regular-400.woff

1789 ms

revolution.extension.video.min.js

revolution.extension.video.min.js

1132 ms

revolution.extension.slideanims.min.js

revolution.extension.slideanims.min.js

1334 ms

revolution.extension.layeranimation.min.js

revolution.extension.layeranimation.min.js

1358 ms

box_shadow.png

box_shadow.png

1302 ms

top_bar_right_shadow.png

top_bar_right_shadow.png

1440 ms

www.ljssystems.co.uk

www.ljssystems.co.uk

1480 ms

loader.gif

loader.gif

273 ms

Accessibility Review

ljssystems.co.uk accessibility score

74

Accessibility Issues

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

<dl>'s do not contain only properly-ordered <dt> and <dd> groups, <script>, <template> or <div> elements.

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

Heading elements are not in a sequentially-descending order

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

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

ljssystems.co.uk best practices score

75

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

SEO Factors

ljssystems.co.uk SEO score

90

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 Ljssystems.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 Ljssystems.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

ljssystems.co.uk

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