Tools & Wizards About Us
competentpersonsscheme.co.uk screenshot

Report Summary

  • 21

    Performance

    Renders faster than
    39% of other websites

  • 89

    Accessibility

    Visual factors better than
    that of 71% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 74

    SEO

    Google-friendlier than
    31% of websites

competentpersonsscheme.co.uk

Competent Persons Scheme for Plumbers | Notify Building Control

Page Load Speed

2.8 sec in total

First Response

486 ms

Resources Loaded

1.9 sec

Page Rendered

434 ms

competentpersonsscheme.co.uk screenshot

About Website

Visit competentpersonsscheme.co.uk now to see the best up-to-date Competent Persons Scheme content and also check out these interesting facts you probably never knew about competentpersonsscheme.co.uk

APHC’s Competent Persons Scheme to Self-Certify installations of Unvented Hot Water Systems, Oil Boilers, Heat Pumps and Biomass Boilers.

Visit competentpersonsscheme.co.uk

Key Findings

We analyzed Competentpersonsscheme.co.uk page load time and found that the first response time was 486 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 45% of websites can load faster.

Performance Metrics

competentpersonsscheme.co.uk performance score

21

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value10.1 s

0/100

10%

LCP (Largest Contentful Paint)

Value12.8 s

0/100

25%

SI (Speed Index)

Value20.3 s

0/100

10%

TBT (Total Blocking Time)

Value1,020 ms

26/100

30%

CLS (Cumulative Layout Shift)

Value0.106

88/100

15%

TTI (Time to Interactive)

Value21.3 s

1/100

10%

Network Requests Diagram

www.aphc.co.uk

486 ms

reset.css

167 ms

layout.css

492 ms

homepage.css

340 ms

layout2013.css

255 ms

Our browser made a total of 73 requests to load all elements on the main page. We found that 0% of them (0 request) were addressed to the original Competentpersonsscheme.co.uk, 3% (2 requests) were made to Google-analytics.com and 1% (1 request) were made to Ajax.googleapis.com. The less responsive or slowest element that took the longest time to load (535 ms) relates to the external source Aphc.co.uk.

Page Optimization Overview & Recommendations

Page size can be reduced by 174.0 kB (25%)

Content Size

696.0 kB

After Optimization

522.0 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Competentpersonsscheme.co.uk main page is 696.0 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. 40% of websites need less resources to load. Images take 560.0 kB which makes up the majority of the site volume.

HTML Optimization

-76%

Potential reduce by 17.1 kB

  • Original 22.4 kB
  • After minification 19.4 kB
  • After compression 5.3 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 3.0 kB, which is 13% 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 17.1 kB or 76% of the original size.

Image Optimization

-13%

Potential reduce by 71.2 kB

  • Original 560.0 kB
  • After minification 488.7 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. Obviously, Competent Persons Scheme needs image optimization as it can save up to 71.2 kB or 13% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-40%

Potential reduce by 13.0 kB

  • Original 32.1 kB
  • After minification 24.1 kB
  • After compression 19.1 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 13.0 kB or 40% of the original size.

CSS Optimization

-89%

Potential reduce by 72.6 kB

  • Original 81.5 kB
  • After minification 64.7 kB
  • After compression 8.9 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. Competentpersonsscheme.co.uk needs all CSS files to be minified and compressed as it can save up to 72.6 kB or 89% of the original size.

Requests Breakdown

Number of requests can be reduced by 10 (14%)

Requests Now

72

After Optimization

62

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 72 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Competent Persons Scheme. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 7 to 1 for JavaScripts and from 5 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

www.aphc.co.uk

www.aphc.co.uk

486 ms

reset.css

reset.css

167 ms

layout.css

layout.css

492 ms

homepage.css

homepage.css

340 ms

layout2013.css

layout2013.css

255 ms

dlstyles.css

dlstyles.css

350 ms

scripts.js

scripts.js

245 ms

jquery.min.js

jquery.min.js

33 ms

rotate.js

rotate.js

319 ms

partners.js

partners.js

328 ms

icon_phone.gif

icon_phone.gif

268 ms

icon_email.gif

icon_email.gif

332 ms

facebook.png

facebook.png

341 ms

twitter.png

twitter.png

346 ms

linkedin.png

linkedin.png

347 ms

blogger.png

blogger.png

364 ms

forum.png

forum.png

412 ms

logo.gif

logo.gif

501 ms

man_and_van.jpg

man_and_van.jpg

518 ms

city_guilds.gif

city_guilds.gif

464 ms

bg.jpg

bg.jpg

331 ms

ga.js

ga.js

9 ms

banner.asp

banner.asp

100 ms

news.asp

news.asp

98 ms

partners.asp

partners.asp

144 ms

header_bg.gif

header_bg.gif

157 ms

btn_arrow.gif

btn_arrow.gif

157 ms

nav_home.gif

nav_home.gif

162 ms

nav_consumers.gif

nav_consumers.gif

213 ms

nav_trade.gif

nav_trade.gif

227 ms

nav_news.gif

nav_news.gif

236 ms

nav_about.gif

nav_about.gif

236 ms

nav_contact.gif

nav_contact.gif

240 ms

nav_join.gif

nav_join.gif

292 ms

arrow.png

arrow.png

306 ms

h1_bg.png

h1_bg.png

314 ms

__utm.gif

__utm.gif

13 ms

jquery.easing.1.3.js

jquery.easing.1.3.js

230 ms

jquery.innerfade.js

jquery.innerfade.js

231 ms

1.jpg

1.jpg

239 ms

2.jpg

2.jpg

248 ms

3.jpg

3.jpg

250 ms

4.jpg

4.jpg

259 ms

6.jpg

6.jpg

264 ms

7.jpg

7.jpg

265 ms

8.jpg

8.jpg

317 ms

10.jpg

10.jpg

327 ms

11.jpg

11.jpg

330 ms

13.jpg

13.jpg

337 ms

14.jpg

14.jpg

342 ms

15.jpg

15.jpg

343 ms

16.jpg

16.jpg

397 ms

17.jpg

17.jpg

405 ms

20.jpg

20.jpg

409 ms

21.jpg

21.jpg

417 ms

22.jpg

22.jpg

422 ms

23.jpg

23.jpg

422 ms

24.jpg

24.jpg

475 ms

26.jpg

26.jpg

484 ms

27.jpg

27.jpg

485 ms

28.jpg

28.jpg

490 ms

29.jpg

29.jpg

486 ms

34.jpg

34.jpg

487 ms

35.jpg

35.jpg

535 ms

36.jpg

36.jpg

493 ms

37.jpg

37.jpg

482 ms

38.jpg

38.jpg

480 ms

40.jpg

40.jpg

485 ms

43.jpg

43.jpg

483 ms

44.jpg

44.jpg

488 ms

46.jpg

46.jpg

511 ms

61.GIF

61.GIF

476 ms

56.GIF

56.GIF

475 ms

Accessibility Review

competentpersonsscheme.co.uk accessibility score

89

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

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

Image elements do not have [alt] attributes

Best Practices

competentpersonsscheme.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

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Page has valid source maps

SEO Factors

competentpersonsscheme.co.uk SEO score

74

Search Engine Optimization Advices

Content Best Practices

Format your HTML in a way that enables crawlers to better understand your app’s content.

Impact

Issue

High

Links do not have descriptive text

High

Image elements do not have [alt] attributes

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

    N/A

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Competentpersonsscheme.co.uk can be misinterpreted by Google and other search engines. Our service has detected that English is used on the page, and neither this language nor any other was claimed in <html> or <meta> tags. Our system also found out that Competentpersonsscheme.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

competentpersonsscheme.co.uk

Open Graph description is not detected on the main page of Competent Persons Scheme. 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: