Report Summary

  • 92

    Performance

    Renders faster than
    92% of other websites

  • 100

    Accessibility

    Visual factors better than
    that of 97% of websites

  • 92

    Best Practices

    More advanced features
    available than in
    81% of websites

  • 98

    SEO

    Google-friendlier than
    92% of websites

standards.data.gov.uk

Open standards for government data and technology - GOV.UK

Page Load Speed

2.7 sec in total

First Response

483 ms

Resources Loaded

2 sec

Page Rendered

241 ms

standards.data.gov.uk screenshot

About Website

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

Using open standards to improve how government shares data and provides services.

Visit standards.data.gov.uk

Key Findings

We analyzed Standards.data.gov.uk page load time and found that the first response time was 483 ms and then it took 2.3 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 40% of websites can load faster.

Performance Metrics

standards.data.gov.uk performance score

92

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.7 s

62/100

10%

LCP (Largest Contentful Paint)

Value2.7 s

86/100

25%

SI (Speed Index)

Value2.8 s

96/100

10%

TBT (Total Blocking Time)

Value0 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0.023

100/100

15%

TTI (Time to Interactive)

Value2.7 s

97/100

10%

Network Requests Diagram

standards.data.gov.uk

483 ms

css_xE-rWrJf-fncB6ztZfd2huxqgxu4WO-qwma6Xer30m4.css

94 ms

css_RxnqV-15ZlTHYQuZ0KXgN8r-4WN6rvBFr_mLbhZmWkI.css

187 ms

css_Wu8npAzy16WmnnnWKxpexfgsAryolGGaX6yO3GWA5bU.css

260 ms

css_VaUpoZS3he3MRmhlFBf2tqs6tqf_KxVOobQJ1T5CBYc.css

1117 ms

Our browser made a total of 17 requests to load all elements on the main page. We found that 71% of them (12 requests) were addressed to the original Standards.data.gov.uk, 12% (2 requests) were made to Ssl.google-analytics.com and 12% (2 requests) were made to . The less responsive or slowest element that took the longest time to load (1.1 sec) belongs to the original domain Standards.data.gov.uk.

Page Optimization Overview & Recommendations

Page size can be reduced by 249.5 kB (48%)

Content Size

523.2 kB

After Optimization

273.6 kB

In fact, the total size of Standards.data.gov.uk main page is 523.2 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 380.9 kB which makes up the majority of the site volume.

HTML Optimization

-68%

Potential reduce by 8.7 kB

  • Original 12.9 kB
  • After minification 12.4 kB
  • After compression 4.2 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 8.7 kB or 68% of the original size.

Image Optimization

-3%

Potential reduce by 190 B

  • Original 5.8 kB
  • After minification 5.6 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. Standards Data images are well optimized though.

JavaScript Optimization

-62%

Potential reduce by 76.1 kB

  • Original 123.6 kB
  • After minification 107.6 kB
  • After compression 47.5 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. It is highly recommended that all JavaScript files should be compressed and minified as it can save up to 76.1 kB or 62% of the original size.

CSS Optimization

-43%

Potential reduce by 164.6 kB

  • Original 380.9 kB
  • After minification 379.8 kB
  • After compression 216.3 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. Standards.data.gov.uk needs all CSS files to be minified and compressed as it can save up to 164.6 kB or 43% of the original size.

Requests Breakdown

Number of requests can be reduced by 6 (43%)

Requests Now

14

After Optimization

8

The browser has sent 14 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Standards Data. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 4 to 1 for JavaScripts and from 4 to 1 for CSS and as a result speed up the page load time.

Accessibility Review

standards.data.gov.uk accessibility score

100

Accessibility Issues

Best Practices

standards.data.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

standards.data.gov.uk SEO score

98

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 Standards.data.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 Standards.data.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 description is not detected on the main page of Standards Data. 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: