Access simonkorn.co.uk. Office Space To Rent in Central London

name

value

score

weighting

FCP (First Contentful Paint)

Value5.2 s

8/100

10%

LCP (Largest Contentful Paint)

Value34.0 s

0/100

25%

SI (Speed Index)

Value19.6 s

0/100

10%

TBT (Total Blocking Time)

Value960 ms

29/100

30%

CLS (Cumulative Layout Shift)

Value0.02

100/100

15%

TTI (Time to Interactive)

Value19.6 s

2/100

10%

www.simonkorn.co.uk

759 ms

styles.css

169 ms

easingslider.min.css

180 ms

style.css

266 ms

font-awesome.min.css

175 ms

Our browser made a total of 83 requests to load all elements on the main page. We found that 77% of them (64 requests) were addressed to the original Simonkorn.co.uk, 13% (11 requests) were made to Fonts.gstatic.com and 5% (4 requests) were made to Maps.google.com. The less responsive or slowest element that took the longest time to load (7.5 sec) belongs to the original domain Simonkorn.co.uk.

Content Size

1.9 MB

After Optimization

711.2 kB

In fact, the total size of Simonkorn.co.uk main page is 1.9 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 960.7 kB which makes up the majority of the site volume.

HTML Optimization

-79%

Potential reduce by 32.9 kB

Original 41.8 kB
After minification 41.8 kB
After compression 8.9 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 32.9 kB or 79% of the original size.

Image Optimization

-2%

Potential reduce by 8.4 kB

Original 387.7 kB
After minification 379.3 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. Simon Korn images are well optimized though.

JavaScript Optimization

-74%

Potential reduce by 711.6 kB

Original 960.7 kB
After minification 829.4 kB
After compression 249.1 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 711.6 kB or 74% of the original size.

CSS Optimization

-84%

Potential reduce by 395.5 kB

Original 469.4 kB
After minification 462.6 kB
After compression 73.9 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. Simonkorn.co.uk needs all CSS files to be minified and compressed as it can save up to 395.5 kB or 84% of the original size.

Requests Now

After Optimization

The browser has sent 71 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Simon Korn. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 38 to 1 for JavaScripts and from 14 to 1 for CSS and as a result speed up the page load time.

Accessibility Issues

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.

High

[aria-hidden="true"] elements contain focusable descendents

High

ARIA input fields do not have accessible names

These are opportunities to improve the legibility of your content.

High

Background and foreground colors do not have a sufficient contrast ratio.

These are opportunities to improve keyboard navigation in your application.

High

Heading elements are not in a sequentially-descending order

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.

High

Links do not have a discernible name

Areas of Improvement

High

Does not use HTTPS

High

Includes front-end JavaScript libraries with known security vulnerabilities

Low

Ensure CSP is effective against XSS attacks

High

Serves images with low resolution

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Missing source maps for large first-party JavaScript

Search Engine Optimization Advices

To appear in search results, crawlers need access to your app.

High

Links are not crawlable

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/).

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 Simonkorn.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 Simonkorn.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

simonkorn.co.uk

Open Graph description is not detected on the main page of Simon Korn. 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:

Report Summary

Performance

Accessibility

Best Practices

SEO

Office Space To Rent in Central London - Simon Korn

Page Load Speed

First Response

Resources Loaded

Page Rendered

About Website

Key Findings

Performance Metrics

Measured Metrics

FCP (First Contentful Paint)

LCP (Largest Contentful Paint)

SI (Speed Index)

TBT (Total Blocking Time)

CLS (Cumulative Layout Shift)

TTI (Time to Interactive)

Network Requests Diagram

www.simonkorn.co.uk

styles.css

easingslider.min.css

style.css

font-awesome.min.css

Page Optimization Overview & Recommendations

Content Size

After Optimization

HTML Optimization

Image Optimization

JavaScript Optimization

CSS Optimization

Requests Breakdown

Requests Now

After Optimization

Network Requests Diagram

www.simonkorn.co.uk

styles.css

easingslider.min.css

style.css

font-awesome.min.css

bootstrap.min.css

flexslider.css

owl2.carousel.css

css

chosen.css

style.css

masterslider.main.css

custom.css

css

jquery.js

jquery-migrate.min.js

cpd-global.js

cpd-shortlist-widget.js

cpd-search.js

jquery.easingslider.min.js

js

google.maps.markerclusterer.js

google.maps.infobox.js

jquery.form.min.js

scripts.js

functions.js

bootstrap.min.js

jquery.throttledresize.js

jquery.fitvids.js

jquery.flexslider-min.js

owl2.carousel.js

owl2.navigation.js

owl2.autoheight.js

jquery.form.js

jquery.validate.min.js

additional-methods.min.js

bootstrap-datepicker.js

bootstrap-datepicker.de.js

bootstrap-datepicker.es.js

bootstrap-datepicker.fr.js

chosen.jquery.js

intense.min.js

theme.js