Report Summary

  • 46

    Performance

    Renders faster than
    65% of other websites

  • 92

    Accessibility

    Visual factors better than
    that of 78% of websites

  • 50

    Best Practices

    More advanced features
    available than in
    19% of websites

  • 89

    SEO

    Google-friendlier than
    66% of websites

firstglasscleaning.co.uk

Window Cleaning Glasgow | Commercial Window Cleaners | High Level Cleaning

Page Load Speed

2.8 sec in total

First Response

35 ms

Resources Loaded

2.7 sec

Page Rendered

111 ms

firstglasscleaning.co.uk screenshot

About Website

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

Window Cleaning Glasgow from First Glass Window Cleaning Company based in Glasgow. Specialising in commercial and industrial window cleaning including the Reach and Wash System for high level window c...

Visit firstglasscleaning.co.uk

Key Findings

We analyzed Firstglasscleaning.co.uk page load time and found that the first response time was 35 ms and then it took 2.8 sec to load all DOM resources and completely render a web page. This is a poor result, as 55% of websites can load faster.

Performance Metrics

firstglasscleaning.co.uk performance score

46

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.9 s

52/100

10%

LCP (Largest Contentful Paint)

Value4.3 s

43/100

25%

SI (Speed Index)

Value4.8 s

66/100

10%

TBT (Total Blocking Time)

Value800 ms

36/100

30%

CLS (Cumulative Layout Shift)

Value0.249

50/100

15%

TTI (Time to Interactive)

Value7.1 s

52/100

10%

Network Requests Diagram

firstglasscleaning.co.uk

35 ms

firstglasscleaning.co.uk

288 ms

www.firstglasscleaning.co.uk

328 ms

style.php

102 ms

960_12_col.css

277 ms

Our browser made a total of 32 requests to load all elements on the main page. We found that 63% of them (20 requests) were addressed to the original Firstglasscleaning.co.uk, 9% (3 requests) were made to Gstatic.com and 6% (2 requests) were made to Google.com. The less responsive or slowest element that took the longest time to load (1.4 sec) relates to the external source Cdn.easy-web-sites.co.uk.

Page Optimization Overview & Recommendations

Page size can be reduced by 69.0 kB (8%)

Content Size

903.5 kB

After Optimization

834.5 kB

In fact, the total size of Firstglasscleaning.co.uk main page is 903.5 kB. This result falls beyond the top 1M of websites and identifies a large and not optimized web page that may take ages to load. 15% of websites need less resources to load. Images take 556.7 kB which makes up the majority of the site volume.

HTML Optimization

-81%

Potential reduce by 19.3 kB

  • Original 23.8 kB
  • After minification 21.4 kB
  • After compression 4.6 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 19.3 kB or 81% of the original size.

Image Optimization

-8%

Potential reduce by 43.7 kB

  • Original 556.7 kB
  • After minification 513.1 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. Firstglass Cleaning images are well optimized though.

JavaScript Optimization

-2%

Potential reduce by 5.1 kB

  • Original 318.7 kB
  • After minification 318.7 kB
  • After compression 313.5 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

-23%

Potential reduce by 1.0 kB

  • Original 4.3 kB
  • After minification 4.3 kB
  • After compression 3.3 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. Firstglasscleaning.co.uk needs all CSS files to be minified and compressed as it can save up to 1.0 kB or 23% of the original size.

Requests Breakdown

Number of requests can be reduced by 8 (31%)

Requests Now

26

After Optimization

18

The browser has sent 26 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Firstglass Cleaning. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 5 to 1 for JavaScripts and from 5 to 1 for CSS and as a result speed up the page load time.

Accessibility Review

firstglasscleaning.co.uk accessibility score

92

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

Heading elements are not in a sequentially-descending order

Tables and lists

These are opportunities to improve the experience of reading tabular or list data using assistive technology, like a screen reader.

Impact

Issue

High

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

Best Practices

firstglasscleaning.co.uk best practices score

50

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

Displays images with incorrect aspect ratio

High

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

High

Issues were logged in the Issues panel in Chrome Devtools

SEO Factors

firstglasscleaning.co.uk SEO score

89

Search Engine Optimization Advices

Crawling and Indexing

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

Impact

Issue

High

Links are not crawlable

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

High

Tap targets are not sized appropriately

Language and Encoding

  • Language Detected

    EN

  • Language Claimed

    EN

  • Encoding

    WINDOWS-1252

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Firstglasscleaning.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 Firstglasscleaning.co.uk main page’s claimed encoding is windows-1252. Changing it to UTF-8 can be a good choice, as this format is commonly used for encoding all over the web and thus their visitors won’t have any troubles with symbol transcription or reading.

Social Sharing Optimization

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