Access dlbroofinglondon.co.uk. Roof repairs in Egham | Roofing services in Windsor, Staines, Weybridge, Virginia Water

name

value

score

weighting

FCP (First Contentful Paint)

Value3.4 s

36/100

10%

LCP (Largest Contentful Paint)

Value4.4 s

39/100

25%

SI (Speed Index)

Value9.1 s

14/100

10%

TBT (Total Blocking Time)

Value1,930 ms

8/100

30%

CLS (Cumulative Layout Shift)

Value0.603

10/100

15%

TTI (Time to Interactive)

Value24.4 s

0/100

10%

dlbroofinglondon.co.uk

288 ms

www.dlbroofinglondon.co.uk

744 ms

jquery.min.js

30 ms

bootstrap.min.js

42 ms

font-awesome.min.css

41 ms

Our browser made a total of 73 requests to load all elements on the main page. We found that 64% of them (47 requests) were addressed to the original Dlbroofinglondon.co.uk, 10% (7 requests) were made to Fonts.gstatic.com and 7% (5 requests) were made to Youtube.com. The less responsive or slowest element that took the longest time to load (1.6 sec) belongs to the original domain Dlbroofinglondon.co.uk.

Content Size

3.2 MB

After Optimization

3.1 MB

In fact, the total size of Dlbroofinglondon.co.uk main page is 3.2 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. 80% of websites need less resources to load and that’s why Accessify’s recommendations for optimization and resource minification can be helpful for this project. Images take 2.6 MB which makes up the majority of the site volume.

HTML Optimization

-80%

Potential reduce by 30.4 kB

Original 38.2 kB
After minification 28.0 kB
After compression 7.7 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 10.2 kB, which is 27% 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 30.4 kB or 80% of the original size.

Image Optimization

-2%

Potential reduce by 44.5 kB

Original 2.6 MB
After minification 2.6 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. Dlb Roofing London images are well optimized though.

JavaScript Optimization

-1%

Potential reduce by 4.6 kB

Original 398.9 kB
After minification 398.9 kB
After compression 394.3 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.

CSS Optimization

-11%

Potential reduce by 11.4 kB

Original 104.6 kB
After minification 104.6 kB
After compression 93.2 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. Dlbroofinglondon.co.uk needs all CSS files to be minified and compressed as it can save up to 11.4 kB or 11% of the original size.

Requests Now

After Optimization

The browser has sent 63 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Dlb Roofing London. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 11 to 1 for JavaScripts and from 7 to 1 for CSS and as a result speed up the page load time.

Accessibility Issues

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

Buttons do not have an accessible name

High

<frame> or <iframe> elements do not have a title

High

Image elements do not have [alt] attributes

High

Links do not have a discernible name

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 experience of reading tabular or list data using assistive technology, like a screen reader.

High

Lists do not contain only <li> elements and script supporting elements (<script> and <template>).

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

Low

Detected JavaScript libraries

High

Page has valid source maps

Search Engine Optimization Advices

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

High

Links are not crawlable

Format your HTML in a way that enables crawlers to better understand your app’s content.

High

Image elements do not have [alt] attributes

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 Dlbroofinglondon.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 Dlbroofinglondon.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

dlbroofinglondon.co.uk

Open Graph description is not detected on the main page of Dlb Roofing London. 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

Roof repairs in Egham | Roofing services in Windsor, Staines, Weybridge, Virginia Water

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

dlbroofinglondon.co.uk

www.dlbroofinglondon.co.uk

jquery.min.js

bootstrap.min.js

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

dlbroofinglondon.co.uk

www.dlbroofinglondon.co.uk

jquery.min.js

bootstrap.min.js

font-awesome.min.css

bootstrap.min.css

animate.css

style.css

responsivestyle.css

wow.js

api.js

css

recaptcha__en.js

logo.jpg

check.jpg

scroll.png

banner.jpg

home.jpg

roofing.jpg

commercial.jpg

flat-roof.jpg

repair.jpg

guttering.jpg

home-01a.png

tab-1.png

arrow.png

arrow-green.png

tab-2.png

tab-3.png

bmi.jpg

tuff-stuf.jpg

grp.jpg

cureit.jpg

cromar.jpg

flat-roof.png

repairs.png

guttering.png

cat.jpg

stars.jpg

01.png

02.png

03.png

04.png