Report Summary

  • 82

    Performance

    Renders faster than
    87% of other websites

  • 100

    Accessibility

    Visual factors better than
    that of 97% of websites

  • 92

    Best Practices

    More advanced features
    available than in
    80% of websites

  • 99

    SEO

    Google-friendlier than
    93% of websites

beis.gov.uk

Department for Business, Energy & Industrial Strategy - GOV.UK

Page Load Speed

641 ms in total

First Response

28 ms

Resources Loaded

428 ms

Page Rendered

185 ms

beis.gov.uk screenshot

About Website

Welcome to beis.gov.uk homepage info - get ready to check Beis best content for United Kingdom right away, or after learning these important things about beis.gov.uk

BEIS existed until 2023 when it was split to form the Department for Business and Trade (DBT), the Department for Energy Security and Net Zero (DESNZ) and the Department for Science, Innovation and Te...

Visit beis.gov.uk

Key Findings

We analyzed Beis.gov.uk page load time and found that the first response time was 28 ms and then it took 613 ms to load all DOM resources and completely render a web page. This is quite a good result, as only 10% of websites can load faster.

Performance Metrics

beis.gov.uk performance score

82

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.0 s

84/100

10%

LCP (Largest Contentful Paint)

Value2.4 s

91/100

25%

SI (Speed Index)

Value2.0 s

99/100

10%

TBT (Total Blocking Time)

Value0 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0.746

6/100

15%

TTI (Time to Interactive)

Value2.3 s

99/100

10%

Network Requests Diagram

department-for-business-energy-and-industrial-strategy

28 ms

lux-measurer-db6c8505a6690974922b8578eb1f2208d3073807f98d9a048efe9991f8dfc92d.js

4 ms

rum-loader-a65b10e18ceeba3bd8a2eac507c7f2c513cdc82f35097df903fdea87f1dc2e33.js

6 ms

application-c269b93c23827ed9c9661cc625aeaaca1f9a17f92e3b13e405066ce98ccbc439.css

7 ms

_organisation-e5d7ca88271293ff877ad40f1a4cb528f09e3bd278656e1fbdda37af7ad4836d.css

15 ms

Our browser made a total of 17 requests to load all elements on the main page. We found that all of those requests were addressed to Beis.gov.uk and no external sources were called. The less responsive or slowest element that took the longest time to load (28 ms) relates to the external source Www.gov.uk.

Page Optimization Overview & Recommendations

Page size can be reduced by 254.7 kB (76%)

Content Size

334.7 kB

After Optimization

80.0 kB

In fact, the total size of Beis.gov.uk main page is 334.7 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. 25% of websites need less resources to load. CSS take 219.9 kB which makes up the majority of the site volume.

HTML Optimization

-85%

Potential reduce by 69.1 kB

  • Original 81.5 kB
  • After minification 73.1 kB
  • After compression 12.4 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 69.1 kB or 85% of the original size.

Image Optimization

-0%

Potential reduce by 0 B

  • Original 5.8 kB
  • After minification 5.8 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. Beis images are well optimized though.

JavaScript Optimization

-0%

Potential reduce by 36 B

  • Original 27.6 kB
  • After minification 27.6 kB
  • After compression 27.5 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

-84%

Potential reduce by 185.6 kB

  • Original 219.9 kB
  • After minification 219.5 kB
  • After compression 34.4 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. Beis.gov.uk needs all CSS files to be minified and compressed as it can save up to 185.6 kB or 84% of the original size.

Requests Breakdown

Number of requests can be reduced by 10 (71%)

Requests Now

14

After Optimization

4

The browser has sent 14 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Beis. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 6 to 1 for JavaScripts and from 6 to 1 for CSS and as a result speed up the page load time.

Accessibility Review

beis.gov.uk accessibility score

100

Accessibility Issues

Best Practices

beis.gov.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

SEO Factors

beis.gov.uk SEO score

99

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

High

Tap targets are not sized appropriately

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