Tools & Wizards About Us
rdauk.com screenshot

Report Summary

  • 63

    Performance

    Renders faster than
    77% of other websites

  • 83

    Accessibility

    Visual factors better than
    that of 54% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 77

    SEO

    Google-friendlier than
    36% of websites

rdauk.com

London Passivhaus Home Designers | RDA Architecture & Interiors

Page Load Speed

2.9 sec in total

First Response

68 ms

Resources Loaded

2.5 sec

Page Rendered

276 ms

rdauk.com screenshot

About Website

Click here to check amazing RDA Uk content. Otherwise, check out these important facts you probably never knew about rdauk.com

RDA Architects & Interior Designers London, as seen on Channel 4's Extraordinary Extension. We design beautifully responsible London homes using our proven process, dynamic team, and an exclusive netw...

Visit rdauk.com

Key Findings

We analyzed Rdauk.com page load time and found that the first response time was 68 ms and then it took 2.8 sec to load all DOM resources and completely render a web page. This is a poor result, as 55% of websites can load faster.

Performance Metrics

rdauk.com performance score

63

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value1.7 s

91/100

10%

LCP (Largest Contentful Paint)

Value5.3 s

21/100

25%

SI (Speed Index)

Value3.2 s

91/100

10%

TBT (Total Blocking Time)

Value360 ms

72/100

30%

CLS (Cumulative Layout Shift)

Value0.012

100/100

15%

TTI (Time to Interactive)

Value9.4 s

31/100

10%

Network Requests Diagram

rdauk.com

68 ms

www.rdauk.com

117 ms

lib.js

95 ms

RDA-logo-plain-1920w.png

203 ms

jquery-3.7.0.min.js

46 ms

Our browser made a total of 35 requests to load all elements on the main page. We found that 6% of them (2 requests) were addressed to the original Rdauk.com, 74% (26 requests) were made to Lirp.cdn-website.com and 11% (4 requests) were made to Static.cdn-website.com. The less responsive or slowest element that took the longest time to load (2.4 sec) relates to the external source Lirp.cdn-website.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 235.0 kB (20%)

Content Size

1.2 MB

After Optimization

925.4 kB

  • HTML
  • Images
  • JavaScript

In fact, the total size of Rdauk.com main page is 1.2 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. 60% of websites need less resources to load. Images take 641.8 kB which makes up the majority of the site volume.

HTML Optimization

-81%

Potential reduce by 208.5 kB

  • Original 258.3 kB
  • After minification 252.8 kB
  • After compression 49.8 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 208.5 kB or 81% of the original size.

Image Optimization

-4%

Potential reduce by 26.4 kB

  • Original 641.8 kB
  • After minification 615.4 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. RDA Uk images are well optimized though.

JavaScript Optimization

-0%

Potential reduce by 115 B

  • Original 260.2 kB
  • After minification 260.2 kB
  • After compression 260.1 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. This website has mostly compressed JavaScripts.

Requests Breakdown

Number of requests can be reduced by 5 (16%)

Requests Now

32

After Optimization

27

  • Images
  • JavaScript

The browser has sent 32 CSS, Javascripts, AJAX and image requests in order to completely render the main page of RDA Uk. 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 as a result speed up the page load time.

Network Requests Diagram

rdauk.com

rdauk.com

68 ms

www.rdauk.com

www.rdauk.com

117 ms

lib.js

lib.js

95 ms

RDA-logo-plain-1920w.png

RDA-logo-plain-1920w.png

203 ms

jquery-3.7.0.min.js

jquery-3.7.0.min.js

46 ms

d-js-one-runtime-unified-desktop.min.js

d-js-one-runtime-unified-desktop.min.js

56 ms

d-js-jquery-migrate.min.js

d-js-jquery-migrate.min.js

56 ms

js

js

106 ms

runtime-react.js

runtime-react.js

55 ms

RDA-logo-plain-f4e6e146-157w.png

RDA-logo-plain-f4e6e146-157w.png

237 ms

Channel+4-1920w.png

Channel+4-1920w.png

237 ms

AT-1920w.png

AT-1920w.png

236 ms

House+Mag-1920w.png

House+Mag-1920w.png

268 ms

The+One+Show-1920w.png

The+One+Show-1920w.png

235 ms

RIBA-1920w.png

RIBA-1920w.png

237 ms

Grand+Designs-1920w.png

Grand+Designs-1920w.png

357 ms

Dwell-1920w.png

Dwell-1920w.png

294 ms

ELLE-1920w.png

ELLE-1920w.png

351 ms

191008-RDA-Architects-Dulwich-1904-ed2084eb-1008w.jpg

191008-RDA-Architects-Dulwich-1904-ed2084eb-1008w.jpg

880 ms

191008+RDA+Architects+Dulwich+1904-1920w.jpg

191008+RDA+Architects+Dulwich+1904-1920w.jpg

440 ms

Peckham+Heights+044-1409w.jpg

Peckham+Heights+044-1409w.jpg

1453 ms

231022+RDA+Pavilion+5556-1409w.jpg

231022+RDA+Pavilion+5556-1409w.jpg

1154 ms

150710-RDA-W4-passive-house-006-a458d3f0-1409w.jpg

150710-RDA-W4-passive-house-006-a458d3f0-1409w.jpg

1384 ms

Mosaic+House+9254OPT-1409w.jpg

Mosaic+House+9254OPT-1409w.jpg

1213 ms

Devonstone+Refurb_64L-1409w.jpg

Devonstone+Refurb_64L-1409w.jpg

1223 ms

170816+RDA+CLG+083-1409w.jpg

170816+RDA+CLG+083-1409w.jpg

1537 ms

passivhaus_larger-d1d690c2-109w.png

passivhaus_larger-d1d690c2-109w.png

1235 ms

231109-RDA-16FDW-6382-608w.jpg

231109-RDA-16FDW-6382-608w.jpg

1666 ms

150710+RDA+W4+passive+house+006-1920w.jpg

150710+RDA+W4+passive+house+006-1920w.jpg

2352 ms

Footerlogos-in-progress-copy-1920w.JPG

Footerlogos-in-progress-copy-1920w.JPG

1379 ms

RDA-logo-plain-f4e6e146-188w.png

RDA-logo-plain-f4e6e146-188w.png

1451 ms

221004-RDA-140-8061-3d021aeb-9a261fef-1920w.jpg

221004-RDA-140-8061-3d021aeb-9a261fef-1920w.jpg

1552 ms

LSW+edit+copy+low+res-1920w.jpg

LSW+edit+copy+low+res-1920w.jpg

1561 ms

334680869_1397456747753551_9178563567362387886_n-1920w.jpg

334680869_1397456747753551_9178563567362387886_n-1920w.jpg

1727 ms

fontawesome-webfont.woff

fontawesome-webfont.woff

3 ms

Accessibility Review

rdauk.com accessibility score

83

Accessibility Issues

ARIA

These are opportunities to improve the usage of ARIA in your application which may enhance the experience for users of assistive technology, like a screen reader.

Impact

Issue

High

[aria-hidden="true"] elements contain focusable descendents

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

High

Links do not have a discernible name

Best Practices

rdauk.com best practices score

75

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

Browser errors were logged to the console

High

Page has valid source maps

SEO Factors

rdauk.com SEO score

77

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

    EN

  • Encoding

    UTF-8

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

rdauk.com

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