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lco.co.uk screenshot

Report Summary

  • 45

    Performance

    Renders faster than
    64% of other websites

  • 98

    Accessibility

    Visual factors better than
    that of 94% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 100

    SEO

    Google-friendlier than
    94% of websites

lco.co.uk

London Chamber Orchestra - UK’s longest standing professional chamber orchestra

Page Load Speed

6.1 sec in total

First Response

203 ms

Resources Loaded

5.3 sec

Page Rendered

606 ms

lco.co.uk screenshot

About Website

Welcome to lco.co.uk homepage info - get ready to check Lco best content right away, or after learning these important things about lco.co.uk

London Chamber Orchestra (LCO) is the UK’s longest standing professional chamber orchestra. Explore concerts, recordings and Music Junction.

Visit lco.co.uk

Key Findings

We analyzed Lco.co.uk page load time and found that the first response time was 203 ms 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

lco.co.uk performance score

45

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.8 s

28/100

10%

LCP (Largest Contentful Paint)

Value5.1 s

26/100

25%

SI (Speed Index)

Value7.5 s

26/100

10%

TBT (Total Blocking Time)

Value480 ms

60/100

30%

CLS (Cumulative Layout Shift)

Value0.157

74/100

15%

TTI (Time to Interactive)

Value7.8 s

44/100

10%

Network Requests Diagram

lco.co.uk

203 ms

www.lco.co.uk

777 ms

jquery.min.js

280 ms

jquery-migrate.min.js

414 ms

jquery.blockUI.min.js

446 ms

Our browser made a total of 50 requests to load all elements on the main page. We found that 96% of them (48 requests) were addressed to the original Lco.co.uk, 4% (2 requests) were made to Stats.wp.com. The less responsive or slowest element that took the longest time to load (1.9 sec) belongs to the original domain Lco.co.uk.

Page Optimization Overview & Recommendations

Page size can be reduced by 464.6 kB (65%)

Content Size

717.8 kB

After Optimization

253.2 kB

  • HTML
  • Images
  • JavaScript

In fact, the total size of Lco.co.uk main page is 717.8 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. 25% of websites need less resources to load. HTML takes 540.3 kB which makes up the majority of the site volume.

HTML Optimization

-85%

Potential reduce by 459.3 kB

  • Original 540.3 kB
  • After minification 540.3 kB
  • After compression 81.1 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 459.3 kB or 85% of the original size.

Image Optimization

-3%

Potential reduce by 5.3 kB

  • Original 171.0 kB
  • After minification 165.7 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. Lco images are well optimized though.

JavaScript Optimization

-1%

Potential reduce by 41 B

  • Original 6.5 kB
  • After minification 6.5 kB
  • After compression 6.5 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. This website has mostly compressed JavaScripts.

Requests Breakdown

Number of requests can be reduced by 38 (79%)

Requests Now

48

After Optimization

10

  • Images
  • JavaScript

The browser has sent 48 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Lco. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 39 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

lco.co.uk

lco.co.uk

203 ms

www.lco.co.uk

www.lco.co.uk

777 ms

jquery.min.js

jquery.min.js

280 ms

jquery-migrate.min.js

jquery-migrate.min.js

414 ms

jquery.blockUI.min.js

jquery.blockUI.min.js

446 ms

add-to-cart.min.js

add-to-cart.min.js

434 ms

js.cookie.min.js

js.cookie.min.js

436 ms

woocommerce.min.js

woocommerce.min.js

443 ms

s-202437.js

s-202437.js

143 ms

Logo-768x351.png

Logo-768x351.png

607 ms

wp-polyfill-inert.min.js

wp-polyfill-inert.min.js

660 ms

regenerator-runtime.min.js

regenerator-runtime.min.js

719 ms

wp-polyfill.min.js

wp-polyfill.min.js

716 ms

hooks.min.js

hooks.min.js

702 ms

i18n.min.js

i18n.min.js

735 ms

main.js

main.js

862 ms

selectWoo.full.min.js

selectWoo.full.min.js

949 ms

wc-memberships-blocks-common.min.js

wc-memberships-blocks-common.min.js

1009 ms

frontend.js

frontend.js

1002 ms

sourcebuster.min.js

sourcebuster.min.js

1003 ms

order-attribution.min.js

order-attribution.min.js

1023 ms

hello-frontend.min.js

hello-frontend.min.js

1145 ms

e-202437.js

e-202437.js

105 ms

cons.js

cons.js

1244 ms

visibility.js

visibility.js

1298 ms

cart-fragments.min.js

cart-fragments.min.js

1279 ms

jquery.smartmenus.min.js

jquery.smartmenus.min.js

1318 ms

imagesloaded.min.js

imagesloaded.min.js

1316 ms

webpack-pro.runtime.min.js

webpack-pro.runtime.min.js

1424 ms

webpack.runtime.min.js

webpack.runtime.min.js

1529 ms

frontend-modules.min.js

frontend-modules.min.js

1570 ms

frontend.min.js

frontend.min.js

1567 ms

waypoints.min.js

waypoints.min.js

1582 ms

core.min.js

core.min.js

1595 ms

frontend.min.js

frontend.min.js

1704 ms

elements-handlers.min.js

elements-handlers.min.js

1803 ms

polyfills.js

polyfills.js

1898 ms

lightbox.js

lightbox.js

1890 ms

layout.js

layout.js

1903 ms

elementor.js

elementor.js

1908 ms

lazyload.min.js

lazyload.min.js

1773 ms

main.js

main.js

13 ms

The-Guardian.svg

The-Guardian.svg

295 ms

Orchestra-scaled-small.webp

Orchestra-scaled-small.webp

319 ms

Copy-of-londonchamberorchestra-nov2018_039-800x533.jpg

Copy-of-londonchamberorchestra-nov2018_039-800x533.jpg

453 ms

Music-Junction-MJ-Logo.png

Music-Junction-MJ-Logo.png

335 ms

20220505_LCO_0838-copy-800x534.jpg

20220505_LCO_0838-copy-800x534.jpg

464 ms

LCO-Logo-White-q9eoc92prj1yp8ma7hbog748jrhptwkn96czldvx98.png

LCO-Logo-White-q9eoc92prj1yp8ma7hbog748jrhptwkn96czldvx98.png

587 ms

fundraising-regulator-logo.png

fundraising-regulator-logo.png

671 ms

Audience-Hub-White-text-800x400.png

Audience-Hub-White-text-800x400.png

611 ms

Accessibility Review

lco.co.uk accessibility score

98

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.

Best Practices

lco.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

SEO Factors

lco.co.uk SEO score

100

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

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 Lco.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 Lco.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

lco.co.uk

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