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zuum.co.uk screenshot

Report Summary

  • 35

    Performance

    Renders faster than
    55% of other websites

  • 87

    Accessibility

    Visual factors better than
    that of 66% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 100

    SEO

    Google-friendlier than
    94% of websites

zuum.co.uk

The domain name zuum.co.uk is for sale. Make an offer

Page Load Speed

2.8 sec in total

First Response

365 ms

Resources Loaded

2.4 sec

Page Rendered

74 ms

zuum.co.uk screenshot

About Website

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

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Key Findings

We analyzed Zuum.co.uk page load time and found that the first response time was 365 ms and then it took 2.4 sec to load all DOM resources and completely render a web page. This is a poor result, as 50% of websites can load faster.

Performance Metrics

zuum.co.uk performance score

35

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.3 s

17/100

10%

LCP (Largest Contentful Paint)

Value8.8 s

1/100

25%

SI (Speed Index)

Value5.1 s

61/100

10%

TBT (Total Blocking Time)

Value490 ms

59/100

30%

CLS (Cumulative Layout Shift)

Value0.328

35/100

15%

TTI (Time to Interactive)

Value8.8 s

35/100

10%

Network Requests Diagram

zuum.co.uk

365 ms

41836

487 ms

js

56 ms

bootstrap.min.css

156 ms

slick.css

232 ms

Our browser made a total of 48 requests to load all elements on the main page. We found that 2% of them (1 request) were addressed to the original Zuum.co.uk, 94% (45 requests) were made to Flip.uk and 4% (2 requests) were made to Googletagmanager.com. The less responsive or slowest element that took the longest time to load (713 ms) relates to the external source Flip.uk.

Page Optimization Overview & Recommendations

Page size can be reduced by 81.6 kB (13%)

Content Size

624.0 kB

After Optimization

542.4 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Zuum.co.uk main page is 624.0 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. 50% of websites need less resources to load. Javascripts take 484.5 kB which makes up the majority of the site volume.

HTML Optimization

-81%

Potential reduce by 55.1 kB

  • Original 68.0 kB
  • After minification 53.0 kB
  • After compression 12.9 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 15.1 kB, which is 22% 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 55.1 kB or 81% of the original size.

Image Optimization

-38%

Potential reduce by 5.0 kB

  • Original 13.2 kB
  • After minification 8.2 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, Zuum needs image optimization as it can save up to 5.0 kB or 38% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-3%

Potential reduce by 15.2 kB

  • Original 484.5 kB
  • After minification 484.5 kB
  • After compression 469.3 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

-11%

Potential reduce by 6.3 kB

  • Original 58.3 kB
  • After minification 58.3 kB
  • After compression 52.0 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. Zuum.co.uk needs all CSS files to be minified and compressed as it can save up to 6.3 kB or 11% of the original size.

Requests Breakdown

Number of requests can be reduced by 35 (80%)

Requests Now

44

After Optimization

9

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 44 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Zuum. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 24 to 1 for JavaScripts and from 13 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

zuum.co.uk

zuum.co.uk

365 ms

41836

41836

487 ms

js

js

56 ms

bootstrap.min.css

bootstrap.min.css

156 ms

slick.css

slick.css

232 ms

slick-theme.css

slick-theme.css

233 ms

magnific-popup.css

magnific-popup.css

233 ms

default.css

default.css

233 ms

mods.css

mods.css

235 ms

feather.min.js

feather.min.js

319 ms

tempusdominus-bootstrap-4.min.css

tempusdominus-bootstrap-4.min.css

309 ms

jquery.min.js

jquery.min.js

388 ms

jquery-migrate-3.0.0.min.js

jquery-migrate-3.0.0.min.js

308 ms

nouislider.min.css

nouislider.min.css

309 ms

cssprogress.css

cssprogress.css

311 ms

theme.css

theme.css

463 ms

header.two.css

header.two.css

385 ms

colors.css

colors.css

387 ms

clipboard.min.js

clipboard.min.js

401 ms

jquery.fittext.js

jquery.fittext.js

401 ms

js

js

34 ms

popper.min.js

popper.min.js

399 ms

bootstrap.min.js

bootstrap.min.js

400 ms

fa-v4-shims.min.js

fa-v4-shims.min.js

399 ms

fontawesome-all.min.js

fontawesome-all.min.js

713 ms

masonry.pkgd.min.js

masonry.pkgd.min.js

442 ms

bootbox.min.js

bootbox.min.js

469 ms

slick.min.js

slick.min.js

469 ms

jquery.magnific-popup.js

jquery.magnific-popup.js

469 ms

moment-with-locales.min.js

moment-with-locales.min.js

554 ms

tempusdominus-bootstrap-4.js

tempusdominus-bootstrap-4.js

556 ms

cookie.js

cookie.js

542 ms

functions.js

functions.js

543 ms

global.js

global.js

544 ms

mods.js

mods.js

618 ms

jquery.printarea.js

jquery.printarea.js

621 ms

theme.js

theme.js

622 ms

nouislider.min.js

nouislider.min.js

631 ms

cropped-Flip-Logo2-1.png

cropped-Flip-Logo2-1.png

242 ms

trusted-seller.png

trusted-seller.png

304 ms

brandable-logo.png

brandable-logo.png

309 ms

domainmanage-logo.png

domainmanage-logo.png

308 ms

dotukgroup-logo.png

dotukgroup-logo.png

319 ms

Roboto-Regular.woff

Roboto-Regular.woff

344 ms

oval.svg

oval.svg

313 ms

listing-updates

listing-updates

117 ms

Roboto-Regular.ttf

Roboto-Regular.ttf

386 ms

print.css

print.css

78 ms

Accessibility Review

zuum.co.uk accessibility score

87

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

Buttons do not have an accessible name

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

Tables and lists

These are opportunities to improve the experience of reading tabular or list data using assistive technology, like a screen reader.

Impact

Issue

High

Lists do not contain only <li> elements and script supporting elements (<script> and <template>).

Best Practices

zuum.co.uk best practices score

67

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

High

Includes front-end JavaScript libraries with known security vulnerabilities

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

Missing source maps for large first-party JavaScript

SEO Factors

zuum.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 Zuum.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 Zuum.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

zuum.co.uk

Open Graph description is not detected on the main page of Zuum. 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: