Report Summary

  • 74

    Performance

    Renders faster than
    84% of other websites

  • 46

    Accessibility

    Visual factors better than
    that of 19% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    57% of websites

  • 92

    SEO

    Google-friendlier than
    75% of websites

Page Load Speed

5.5 sec in total

First Response

1.4 sec

Resources Loaded

3.8 sec

Page Rendered

310 ms

doubleglazingquotations.co.uk screenshot

About Website

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

Double Glazing Quotes offers the most competitive prices online for double glazing, replacement upvc windows and double glazed upvc doors. Get the best upvc window quotes in your area now.

Visit doubleglazingquotations.co.uk

Key Findings

We analyzed Doubleglazingquotations.co.uk page load time and found that the first response time was 1.4 sec and then it took 4.1 sec to load all DOM resources and completely render a web page. This is a poor result, as 60% of websites can load faster.

Performance Metrics

doubleglazingquotations.co.uk performance score

74

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.9 s

53/100

10%

LCP (Largest Contentful Paint)

Value4.6 s

36/100

25%

SI (Speed Index)

Value3.2 s

92/100

10%

TBT (Total Blocking Time)

Value220 ms

87/100

30%

CLS (Cumulative Layout Shift)

Value0.032

100/100

15%

TTI (Time to Interactive)

Value3.8 s

90/100

10%

Network Requests Diagram

doubleglazingquotations.co.uk

1420 ms

jquery-ui-1.10.2.custom.css

445 ms

cdmagictabs.css

203 ms

jquery-2.0.2.min.js

673 ms

jquery-migrate-1.2.1.js

385 ms

Our browser made a total of 75 requests to load all elements on the main page. We found that 73% of them (55 requests) were addressed to the original Doubleglazingquotations.co.uk, 7% (5 requests) were made to Tpc.googlesyndication.com and 5% (4 requests) were made to Pagead2.googlesyndication.com. The less responsive or slowest element that took the longest time to load (1.4 sec) belongs to the original domain Doubleglazingquotations.co.uk.

Page Optimization Overview & Recommendations

Page size can be reduced by 700.6 kB (48%)

Content Size

1.5 MB

After Optimization

772.8 kB

In fact, the total size of Doubleglazingquotations.co.uk main page is 1.5 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. 45% of websites need less resources to load. Javascripts take 723.3 kB which makes up the majority of the site volume.

HTML Optimization

-74%

Potential reduce by 27.3 kB

  • Original 36.8 kB
  • After minification 34.6 kB
  • After compression 9.4 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 27.3 kB or 74% of the original size.

Image Optimization

-17%

Potential reduce by 105.2 kB

  • Original 632.5 kB
  • After minification 527.3 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. Obviously, Doubleglazingquotations needs image optimization as it can save up to 105.2 kB or 17% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-69%

Potential reduce by 500.3 kB

  • Original 723.3 kB
  • After minification 707.3 kB
  • After compression 223.0 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 500.3 kB or 69% of the original size.

CSS Optimization

-84%

Potential reduce by 67.8 kB

  • Original 80.9 kB
  • After minification 65.1 kB
  • After compression 13.1 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. Doubleglazingquotations.co.uk needs all CSS files to be minified and compressed as it can save up to 67.8 kB or 84% of the original size.

Requests Breakdown

Number of requests can be reduced by 48 (68%)

Requests Now

71

After Optimization

23

The browser has sent 71 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Doubleglazingquotations. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 20 to 1 for JavaScripts and from 11 to 1 for CSS and as a result speed up the page load time.

Accessibility Review

doubleglazingquotations.co.uk accessibility score

46

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.

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

[id] attributes on active, focusable elements are not unique

Internationalization and localization

These are opportunities to improve the interpretation of your content by users in different locales.

Impact

Issue

High

<html> element does not have a [lang] attribute

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

Form elements do not have associated labels

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

doubleglazingquotations.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

SEO Factors

doubleglazingquotations.co.uk SEO score

92

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

    N/A

  • Language Claimed

    EN

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Doubleglazingquotations.co.uk 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 Doubleglazingquotations.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

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