Tools & Wizards About Us

Report Summary

  • 19

    Performance

    Renders faster than
    36% of other websites

  • 96

    Accessibility

    Visual factors better than
    that of 88% of websites

  • 92

    Best Practices

    More advanced features
    available than in
    80% of websites

  • 93

    SEO

    Google-friendlier than
    83% of websites

aircono.co.uk

Air Conditioning Company London | Installation | Repair | Maintenance

Page Load Speed

11.3 sec in total

First Response

461 ms

Resources Loaded

10.4 sec

Page Rendered

521 ms

About Website

Click here to check amazing Air Cono content. Otherwise, check out these important facts you probably never knew about aircono.co.uk

Get a breath of fresh air! Aircono - London's top air conditioning company specialising in installation, maintenance, and repair. Stay cool and save big!

Visit aircono.co.uk

Key Findings

We analyzed Aircono.co.uk page load time and found that the first response time was 461 ms and then it took 10.9 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

aircono.co.uk performance score

19

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value5.2 s

8/100

10%

LCP (Largest Contentful Paint)

Value18.1 s

0/100

25%

SI (Speed Index)

Value13.4 s

2/100

10%

TBT (Total Blocking Time)

Value1,860 ms

9/100

30%

CLS (Cumulative Layout Shift)

Value0.051

99/100

15%

TTI (Time to Interactive)

Value17.7 s

4/100

10%

Network Requests Diagram

aircono.co.uk

461 ms

gtm.js

112 ms

Telephone-icon.svg

128 ms

aircono-logo.png

198 ms

Telephone-icon.svg

273 ms

Our browser made a total of 161 requests to load all elements on the main page. We found that 98% of them (157 requests) were addressed to the original Aircono.co.uk, 1% (2 requests) were made to Googletagmanager.com and 1% (1 request) were made to Google.com. The less responsive or slowest element that took the longest time to load (1 sec) belongs to the original domain Aircono.co.uk.

Page Optimization Overview & Recommendations

Page size can be reduced by 305.4 kB (20%)

Content Size

1.5 MB

After Optimization

1.2 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Aircono.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. 55% of websites need less resources to load. Images take 802.2 kB which makes up the majority of the site volume.

HTML Optimization

-86%

Potential reduce by 221.7 kB

  • Original 259.2 kB
  • After minification 257.6 kB
  • After compression 37.5 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 221.7 kB or 86% of the original size.

Image Optimization

-0%

Potential reduce by 3.5 kB

  • Original 802.2 kB
  • After minification 798.7 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. Air Cono images are well optimized though.

JavaScript Optimization

-11%

Potential reduce by 21.7 kB

  • Original 201.1 kB
  • After minification 201.1 kB
  • After compression 179.3 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. It is highly recommended that all JavaScript files should be compressed and minified as it can save up to 21.7 kB or 11% of the original size.

CSS Optimization

-22%

Potential reduce by 58.5 kB

  • Original 261.0 kB
  • After minification 261.0 kB
  • After compression 202.5 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. Aircono.co.uk needs all CSS files to be minified and compressed as it can save up to 58.5 kB or 22% of the original size.

Requests Breakdown

Number of requests can be reduced by 143 (92%)

Requests Now

155

After Optimization

12

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 155 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Air Cono. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 62 to 1 for JavaScripts and from 83 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

Accessibility Review

aircono.co.uk accessibility score

96

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

Best Practices

aircono.co.uk best practices score

92

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

General

Impact

Issue

Low

Detected JavaScript libraries

SEO Factors

aircono.co.uk SEO score

93

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

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 Aircono.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 Aircono.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 Air Cono. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: