Report Summary

  • 19

    Performance

    Renders faster than
    36% of other websites

  • 82

    Accessibility

    Visual factors better than
    that of 52% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 64

    SEO

    Google-friendlier than
    24% of websites

Page Load Speed

11.2 sec in total

First Response

739 ms

Resources Loaded

4.8 sec

Page Rendered

5.7 sec

About Website

Visit glasstalk.co.uk now to see the best up-to-date Glasstalk content and also check out these interesting facts you probably never knew about glasstalk.co.uk

Window Advice Centre - Quality, Economy & Peace of Mind - Which? Trusted Trader. Est 1981 - Double Glazing Glasgow, Edinburgh, Perth & Dundee. Call Today.

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Key Findings

We analyzed Glasstalk.co.uk page load time and found that the first response time was 739 ms and then it took 10.5 sec to load all DOM resources and completely render a web page. This is a poor result, as 90% of websites can load faster.

Performance Metrics

glasstalk.co.uk performance score

19

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.2 s

20/100

10%

LCP (Largest Contentful Paint)

Value13.2 s

0/100

25%

SI (Speed Index)

Value9.9 s

10/100

10%

TBT (Total Blocking Time)

Value3,830 ms

1/100

30%

CLS (Cumulative Layout Shift)

Value0.016

100/100

15%

TTI (Time to Interactive)

Value19.4 s

2/100

10%

Network Requests Diagram

www.windowadvicecentre.co.uk

739 ms

gtm.js

323 ms

wp-emoji-release.min.js

143 ms

dashicons.min.css

323 ms

style.min.css

336 ms

Our browser made a total of 103 requests to load all elements on the main page. We found that 0% of them (0 request) were addressed to the original Glasstalk.co.uk, 17% (17 requests) were made to Fonts.gstatic.com and 3% (3 requests) were made to Fonts.googleapis.com. The less responsive or slowest element that took the longest time to load (1.8 sec) relates to the external source Metrics.responsetap.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 179.4 kB (9%)

Content Size

1.9 MB

After Optimization

1.7 MB

In fact, the total size of Glasstalk.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. Only a small number of websites need less resources to load. Images take 1.4 MB which makes up the majority of the site volume.

HTML Optimization

-86%

Potential reduce by 161.8 kB

  • Original 188.6 kB
  • After minification 159.4 kB
  • After compression 26.8 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 29.2 kB, which is 15% 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 161.8 kB or 86% of the original size.

Image Optimization

-0%

Potential reduce by 45 B

  • Original 1.4 MB
  • After minification 1.4 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. Glasstalk images are well optimized though.

JavaScript Optimization

-11%

Potential reduce by 10.6 kB

  • Original 98.2 kB
  • After minification 98.2 kB
  • After compression 87.6 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 10.6 kB or 11% of the original size.

CSS Optimization

-4%

Potential reduce by 6.9 kB

  • Original 173.5 kB
  • After minification 172.0 kB
  • After compression 166.6 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. Glasstalk.co.uk has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 56 (68%)

Requests Now

82

After Optimization

26

The browser has sent 82 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Glasstalk. 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 from 19 to 1 for CSS and as a result speed up the page load time.

Accessibility Review

glasstalk.co.uk accessibility score

82

Accessibility Issues

ARIA

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.

Impact

Issue

High

ARIA input fields do not have accessible names

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

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

High

Image elements do not have [alt] attributes

High

Links do not have a discernible name

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

glasstalk.co.uk best practices score

67

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

High

Includes front-end JavaScript libraries with known security vulnerabilities

Low

Ensure CSP is effective against XSS attacks

User Experience

Impact

Issue

High

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Page has valid source maps

SEO Factors

glasstalk.co.uk SEO score

64

Search Engine Optimization Advices

Content Best Practices

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

Impact

Issue

High

Links do not have descriptive text

High

Image elements do not have [alt] attributes

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