Report Summary

  • 16

    Performance

    Renders faster than
    30% of other websites

  • 76

    Accessibility

    Visual factors better than
    that of 43% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    36% of websites

  • 76

    SEO

    Google-friendlier than
    35% of websites

zzz.co.uk

Home | ZZZ

Page Load Speed

10.8 sec in total

First Response

271 ms

Resources Loaded

9.2 sec

Page Rendered

1.3 sec

zzz.co.uk screenshot

About Website

Welcome to zzz.co.uk homepage info - get ready to check ZZZ best content right away, or after learning these important things about zzz.co.uk

We rent handpicked corporate accommodation in cities worldwide, and specialise in apartments, flats & villas in central Cannes, Barcelona, Lisbon & Monaco.

Visit zzz.co.uk

Key Findings

We analyzed Zzz.co.uk page load time and found that the first response time was 271 ms and then it took 10.5 sec to load all DOM resources and completely render a web page. This is a poor result, as 90% of websites can load faster.

Performance Metrics

zzz.co.uk performance score

16

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value9.7 s

0/100

10%

LCP (Largest Contentful Paint)

Value13.9 s

0/100

25%

SI (Speed Index)

Value17.6 s

0/100

10%

TBT (Total Blocking Time)

Value3,190 ms

2/100

30%

CLS (Cumulative Layout Shift)

Value0.001

100/100

15%

TTI (Time to Interactive)

Value28.9 s

0/100

10%

Network Requests Diagram

zzz.co.uk

271 ms

www.zzz.co.uk

2918 ms

css

70 ms

jquery-ui.structure.min.css

350 ms

flexslider.css

269 ms

Our browser made a total of 112 requests to load all elements on the main page. We found that 54% of them (60 requests) were addressed to the original Zzz.co.uk, 13% (15 requests) were made to Pbs.twimg.com and 4% (5 requests) were made to S3-eu-west-1.amazonaws.com. The less responsive or slowest element that took the longest time to load (3 sec) relates to the external source S3-eu-west-1.amazonaws.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 1.7 MB (8%)

Content Size

20.7 MB

After Optimization

19.0 MB

In fact, the total size of Zzz.co.uk main page is 20.7 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. 75% of websites need less resources to load and that’s why Accessify’s recommendations for optimization and resource minification can be helpful for this project. Images take 19.3 MB which makes up the majority of the site volume.

HTML Optimization

-82%

Potential reduce by 83.6 kB

  • Original 101.8 kB
  • After minification 98.4 kB
  • After compression 18.2 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 83.6 kB or 82% of the original size.

Image Optimization

-4%

Potential reduce by 727.9 kB

  • Original 19.3 MB
  • After minification 18.6 MB

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. ZZZ images are well optimized though.

JavaScript Optimization

-61%

Potential reduce by 528.4 kB

  • Original 869.7 kB
  • After minification 865.8 kB
  • After compression 341.3 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. It is highly recommended that all JavaScript files should be compressed and minified as it can save up to 528.4 kB or 61% of the original size.

CSS Optimization

-83%

Potential reduce by 339.6 kB

  • Original 411.0 kB
  • After minification 378.1 kB
  • After compression 71.4 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. Zzz.co.uk needs all CSS files to be minified and compressed as it can save up to 339.6 kB or 83% of the original size.

Requests Breakdown

Number of requests can be reduced by 51 (50%)

Requests Now

103

After Optimization

52

The browser has sent 103 CSS, Javascripts, AJAX and image requests in order to completely render the main page of ZZZ. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 25 to 1 for JavaScripts and from 15 to 1 for CSS and as a result speed up the page load time.

Accessibility Review

zzz.co.uk accessibility score

76

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

[id] attributes on active, focusable elements are not unique

High

Heading elements are not in a sequentially-descending order

Internationalization and localization

These are opportunities to improve the interpretation of your content by users in different locales.

Impact

Issue

High

<html> element does not have a [lang] attribute

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

zzz.co.uk best practices score

75

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

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Page has valid source maps

SEO Factors

zzz.co.uk SEO score

76

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 Zzz.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 Zzz.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

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