39.7 sec in total
324 ms
24 sec
15.5 sec
Welcome to londonstockexchange.com homepage info - get ready to check London Stock Exchange best content for United Kingdom right away, or after learning these important things about londonstockexchange.com
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Visit londonstockexchange.comWe analyzed Londonstockexchange.com page load time and found that the first response time was 324 ms and then it took 39.4 sec to load all DOM resources and completely render a web page. This is an excellent result, as only a small number of websites can load faster.
londonstockexchange.com performance score
name
value
score
weighting
Value5.0 s
10/100
10%
Value10.5 s
0/100
25%
Value14.4 s
1/100
10%
Value10,650 ms
0/100
30%
Value0
100/100
15%
Value34.5 s
0/100
10%
324 ms
431 ms
1030 ms
670 ms
982 ms
Our browser made a total of 101 requests to load all elements on the main page. We found that 68% of them (69 requests) were addressed to the original Londonstockexchange.com, 8% (8 requests) were made to Charts.londonstockexchange.com and 6% (6 requests) were made to Dianomi.com. The less responsive or slowest element that took the longest time to load (4 sec) belongs to the original domain Londonstockexchange.com.
Page size can be reduced by 1.8 MB (59%)
3.0 MB
1.2 MB
In fact, the total size of Londonstockexchange.com 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. 65% of websites need less resources to load. Javascripts take 1.9 MB which makes up the majority of the site volume.
Potential reduce by 93.1 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. This page needs HTML code to be minified as it can gain 29.0 kB, which is 26% of the original size. It is highly recommended that content of this web page should be compressed using GZIP, as it can save up to 93.1 kB or 84% of the original size.
Potential reduce by 41.9 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. London Stock Exchange images are well optimized though.
Potential reduce by 1.5 MB
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 1.5 MB or 77% of the original size.
Potential reduce by 184.3 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. Londonstockexchange.com needs all CSS files to be minified and compressed as it can save up to 184.3 kB or 84% of the original size.
Number of requests can be reduced by 41 (43%)
96
55
The browser has sent 96 CSS, Javascripts, AJAX and image requests in order to completely render the main page of London Stock Exchange. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 21 to 1 for JavaScripts and from 7 to 1 for CSS and as a result speed up the page load time.
londonstockexchange.com
324 ms
www.londonstockexchange.com
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homepage.htm
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lse.bundle.min.css
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engine.js
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londonstockexchange.com accessibility score
Contrast
These are opportunities to improve the legibility of your content.
Impact
Issue
Background and foreground colors do not have a sufficient contrast ratio.
Navigation
These are opportunities to improve keyboard navigation in your application.
Impact
Issue
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
Image elements do not have [alt] attributes
Links do not have a discernible name
londonstockexchange.com best practices score
Trust and Safety
Impact
Issue
Does not use HTTPS
Includes front-end JavaScript libraries with known security vulnerabilities
Ensure CSP is effective against XSS attacks
General
Impact
Issue
Detected JavaScript libraries
Missing source maps for large first-party JavaScript
londonstockexchange.com SEO score
Content Best Practices
Format your HTML in a way that enables crawlers to better understand your app’s content.
Impact
Issue
Links do not have descriptive text
Image elements do not have [alt] attributes
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
Document uses legible font sizes
N/A
EN
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Londonstockexchange.com can be misinterpreted by Google and other search engines. Unfortunately we cannot identify language used on the page (probably there is a mix of languages, too little text or something else), while the claimed language is English. Our system also found out that Londonstockexchange.com 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.
londonstockexchange.com
Open Graph description is not detected on the main page of London Stock Exchange. 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: