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okvouchers.co.uk screenshot

Report Summary

  • 63

    Performance

    Renders faster than
    77% of other websites

  • 63

    Accessibility

    Visual factors better than
    that of 28% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 93

    SEO

    Google-friendlier than
    83% of websites

okvouchers.co.uk

Latest Discount Codes & Voucher Codes for UK | OK Vouchers

Page Load Speed

2.9 sec in total

First Response

189 ms

Resources Loaded

2.5 sec

Page Rendered

240 ms

okvouchers.co.uk screenshot

About Website

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Key Findings

We analyzed Okvouchers.co.uk page load time and found that the first response time was 189 ms and then it took 2.7 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

okvouchers.co.uk performance score

63

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.8 s

58/100

10%

LCP (Largest Contentful Paint)

Value5.6 s

17/100

25%

SI (Speed Index)

Value5.3 s

58/100

10%

TBT (Total Blocking Time)

Value0 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0.254

49/100

15%

TTI (Time to Interactive)

Value2.8 s

97/100

10%

Network Requests Diagram

okvouchers.co.uk

189 ms

okvouchers.co.uk

407 ms

www.okvouchers.co.uk

408 ms

main.m.css

341 ms

jqueryn.min.js

417 ms

Our browser made a total of 25 requests to load all elements on the main page. We found that all of those requests were addressed to Okvouchers.co.uk and no external sources were called. The less responsive or slowest element that took the longest time to load (748 ms) belongs to the original domain Okvouchers.co.uk.

Page Optimization Overview & Recommendations

Page size can be reduced by 28.8 kB (5%)

Content Size

591.9 kB

After Optimization

563.1 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Okvouchers.co.uk main page is 591.9 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. 15% of websites need less resources to load. Images take 532.8 kB which makes up the majority of the site volume.

HTML Optimization

-79%

Potential reduce by 9.7 kB

  • Original 12.2 kB
  • After minification 11.7 kB
  • After compression 2.5 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 9.7 kB or 79% of the original size.

Image Optimization

-4%

Potential reduce by 18.8 kB

  • Original 532.8 kB
  • After minification 514.1 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. OK Vouchers images are well optimized though.

JavaScript Optimization

-1%

Potential reduce by 353 B

  • Original 44.0 kB
  • After minification 44.0 kB
  • After compression 43.6 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

-1%

Potential reduce by 32 B

  • Original 2.9 kB
  • After minification 2.9 kB
  • After compression 2.8 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. Okvouchers.co.uk has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 5 (23%)

Requests Now

22

After Optimization

17

  • Images
  • JavaScript
  • CSS

The browser has sent 22 CSS, Javascripts, AJAX and image requests in order to completely render the main page of OK Vouchers. 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

okvouchers.co.uk

okvouchers.co.uk

189 ms

okvouchers.co.uk

okvouchers.co.uk

407 ms

www.okvouchers.co.uk

www.okvouchers.co.uk

408 ms

main.m.css

main.m.css

341 ms

jqueryn.min.js

jqueryn.min.js

417 ms

lazyload.js

lazyload.js

357 ms

jquery.cookie.js

jquery.cookie.js

358 ms

clipboard.min.js

clipboard.min.js

355 ms

jquery.autocomplete.css

jquery.autocomplete.css

363 ms

jquery.autocomplete.js

jquery.autocomplete.js

676 ms

main.m.js

main.m.js

703 ms

logo.jpg

logo.jpg

344 ms

search.jpg

search.jpg

338 ms

grey.gif

grey.gif

329 ms

pop_bj.jpg

pop_bj.jpg

724 ms

sure.jpg

sure.jpg

570 ms

s_1543977899308609.jpg

s_1543977899308609.jpg

348 ms

s_1543977899464050.png

s_1543977899464050.png

388 ms

s_1543977899545634.jpg

s_1543977899545634.jpg

399 ms

s_154397789911750.png

s_154397789911750.png

408 ms

s_1543977899196224.png

s_1543977899196224.png

624 ms

s_1543977899298927.png

s_1543977899298927.png

691 ms

s_1543977899449365.png

s_1543977899449365.png

724 ms

s_1543977899675805.png

s_1543977899675805.png

736 ms

s_1543977899744317.png

s_1543977899744317.png

748 ms

Accessibility Review

okvouchers.co.uk accessibility score

63

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.

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

These items highlight common accessibility best practices.

Impact

Issue

High

[user-scalable="no"] is used in the <meta name="viewport"> element or the [maximum-scale] attribute is less than 5.

Best Practices

okvouchers.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

User Experience

Impact

Issue

High

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

SEO Factors

okvouchers.co.uk SEO score

93

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

Image elements do not have [alt] attributes

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 Okvouchers.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 Okvouchers.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

okvouchers.co.uk

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