Tools & Wizards About Us
dataalchemist.co.uk screenshot

Report Summary

  • 69

    Performance

    Renders faster than
    80% of other websites

  • 97

    Accessibility

    Visual factors better than
    that of 92% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 100

    SEO

    Google-friendlier than
    94% of websites

dataalchemist.co.uk

Data Alchemist - Performance & Condition Monitoring for the Transport Industry

Page Load Speed

2.4 sec in total

First Response

238 ms

Resources Loaded

1.8 sec

Page Rendered

415 ms

dataalchemist.co.uk screenshot

About Website

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

Performance & condition monitoring hardware, software, analysis and visualisations to assist in improving operations in the transport industry

Visit dataalchemist.co.uk

Key Findings

We analyzed Dataalchemist.co.uk page load time and found that the first response time was 238 ms and then it took 2.2 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 45% of websites can load faster.

Performance Metrics

dataalchemist.co.uk performance score

69

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.3 s

40/100

10%

LCP (Largest Contentful Paint)

Value4.7 s

32/100

25%

SI (Speed Index)

Value4.1 s

79/100

10%

TBT (Total Blocking Time)

Value10 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0.115

86/100

15%

TTI (Time to Interactive)

Value6.5 s

58/100

10%

Network Requests Diagram

dataalchemist.co.uk

238 ms

dataalchemist.co.uk

356 ms

bootstrap.min.css

175 ms

bootstrap-icons.css

263 ms

jquery.min.js

18 ms

Our browser made a total of 36 requests to load all elements on the main page. We found that 69% of them (25 requests) were addressed to the original Dataalchemist.co.uk, 11% (4 requests) were made to Maps.googleapis.com and 8% (3 requests) were made to Fonts.gstatic.com. The less responsive or slowest element that took the longest time to load (732 ms) belongs to the original domain Dataalchemist.co.uk.

Page Optimization Overview & Recommendations

Page size can be reduced by 41.0 kB (2%)

Content Size

2.2 MB

After Optimization

2.1 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Dataalchemist.co.uk main page is 2.2 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. 45% of websites need less resources to load. Images take 2.0 MB which makes up the majority of the site volume.

HTML Optimization

-80%

Potential reduce by 15.2 kB

  • Original 19.1 kB
  • After minification 14.3 kB
  • After compression 3.9 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 4.9 kB, which is 25% 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 15.2 kB or 80% of the original size.

Image Optimization

-0%

Potential reduce by 1.8 kB

  • Original 2.0 MB
  • After minification 1.9 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. Data Alchemist images are well optimized though.

JavaScript Optimization

-7%

Potential reduce by 9.2 kB

  • Original 140.8 kB
  • After minification 140.8 kB
  • After compression 131.5 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

-32%

Potential reduce by 14.8 kB

  • Original 45.7 kB
  • After minification 45.7 kB
  • After compression 31.0 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. Dataalchemist.co.uk needs all CSS files to be minified and compressed as it can save up to 14.8 kB or 32% of the original size.

Requests Breakdown

Number of requests can be reduced by 11 (37%)

Requests Now

30

After Optimization

19

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 30 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Data Alchemist. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 9 to 1 for JavaScripts and from 4 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

dataalchemist.co.uk

dataalchemist.co.uk

238 ms

dataalchemist.co.uk

dataalchemist.co.uk

356 ms

bootstrap.min.css

bootstrap.min.css

175 ms

bootstrap-icons.css

bootstrap-icons.css

263 ms

jquery.min.js

jquery.min.js

18 ms

popper.min.js

popper.min.js

27 ms

bootstrap.min.js

bootstrap.min.js

428 ms

main.css

main.css

342 ms

main.js

main.js

342 ms

owa.js

owa.js

357 ms

css2

css2

29 ms

embed

embed

200 ms

nav-logo.png

nav-logo.png

92 ms

microsoft-partner.png

microsoft-partner.png

91 ms

001.jpg

001.jpg

492 ms

002.jpg

002.jpg

649 ms

003.jpg

003.jpg

732 ms

services-sign-1.jpg

services-sign-1.jpg

250 ms

underground-1.jpg

underground-1.jpg

247 ms

crossing-1.jpg

crossing-1.jpg

167 ms

track-1.jpg

track-1.jpg

328 ms

track-2.jpg

track-2.jpg

568 ms

services-sign-2.jpg

services-sign-2.jpg

409 ms

crossing-2.jpg

crossing-2.jpg

410 ms

underground-2.jpg

underground-2.jpg

652 ms

crossing-3.jpg

crossing-3.jpg

494 ms

services-sign-3.jpg

services-sign-3.jpg

574 ms

location-1.jpg

location-1.jpg

656 ms

1Ptxg8zYS_SKggPN4iEgvnHyvveLxVtaooCP.ttf

1Ptxg8zYS_SKggPN4iEgvnHyvveLxVtaooCP.ttf

17 ms

JTUHjIg1_i6t8kCHKm4532VJOt5-QNFgpCtr6Ew-.ttf

JTUHjIg1_i6t8kCHKm4532VJOt5-QNFgpCtr6Ew-.ttf

22 ms

bootstrap-icons.woff

bootstrap-icons.woff

640 ms

KFOmCnqEu92Fr1Me5Q.ttf

KFOmCnqEu92Fr1Me5Q.ttf

26 ms

js

js

36 ms

search.js

search.js

4 ms

geometry.js

geometry.js

7 ms

main.js

main.js

13 ms

Accessibility Review

dataalchemist.co.uk accessibility score

97

Accessibility Issues

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

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

Best Practices

dataalchemist.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

User Experience

Impact

Issue

High

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

High

Page has valid source maps

SEO Factors

dataalchemist.co.uk SEO score

100

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

    EN

  • Language Claimed

    EN

  • Encoding

    UTF-8

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

dataalchemist.co.uk

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