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kopak.co.uk screenshot

Report Summary

  • 38

    Performance

    Renders faster than
    57% of other websites

  • 91

    Accessibility

    Visual factors better than
    that of 76% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 100

    SEO

    Google-friendlier than
    94% of websites

kopak.co.uk

Rubber Extrusions | Plastic Profiles | Kopak | Hitchin

Page Load Speed

1.4 sec in total

First Response

62 ms

Resources Loaded

1.3 sec

Page Rendered

61 ms

kopak.co.uk screenshot

About Website

Click here to check amazing Kopak content. Otherwise, check out these important facts you probably never knew about kopak.co.uk

Kopak Rubber and Plastics (01462 452487) is a leading UK supplier of rubber door seals, rubber extrusions, edge trims, window rubbers, boat and caravan seals for sale, electrical safety matting, spong...

Visit kopak.co.uk

Key Findings

We analyzed Kopak.co.uk page load time and found that the first response time was 62 ms and then it took 1.3 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 30% of websites can load faster.

Performance Metrics

kopak.co.uk performance score

38

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.7 s

59/100

10%

LCP (Largest Contentful Paint)

Value6.3 s

10/100

25%

SI (Speed Index)

Value5.2 s

60/100

10%

TBT (Total Blocking Time)

Value980 ms

28/100

30%

CLS (Cumulative Layout Shift)

Value0.014

100/100

15%

TTI (Time to Interactive)

Value17.6 s

4/100

10%

Network Requests Diagram

www.kopak.co.uk

62 ms

minified.js

37 ms

focus-within-polyfill.js

36 ms

polyfill.min.js

36 ms

thunderbolt-commons.718dbdea.bundle.min.js

128 ms

Our browser made a total of 46 requests to load all elements on the main page. We found that 2% of them (1 request) were addressed to the original Kopak.co.uk, 41% (19 requests) were made to Static.parastorage.com and 26% (12 requests) were made to Sentry-next.wixpress.com. The less responsive or slowest element that took the longest time to load (844 ms) relates to the external source Static.wixstatic.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 943.0 kB (61%)

Content Size

1.5 MB

After Optimization

593.4 kB

  • HTML
  • Images
  • JavaScript

In fact, the total size of Kopak.co.uk main page is 1.5 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. 50% of websites need less resources to load. HTML takes 1.1 MB which makes up the majority of the site volume.

HTML Optimization

-80%

Potential reduce by 856.2 kB

  • Original 1.1 MB
  • After minification 1.1 MB
  • After compression 216.5 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 856.2 kB or 80% of the original size.

Image Optimization

-19%

Potential reduce by 32.9 kB

  • Original 169.3 kB
  • After minification 136.4 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. Obviously, Kopak needs image optimization as it can save up to 32.9 kB or 19% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-18%

Potential reduce by 53.8 kB

  • Original 294.3 kB
  • After minification 294.3 kB
  • After compression 240.5 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 53.8 kB or 18% of the original size.

Requests Breakdown

Number of requests can be reduced by 10 (38%)

Requests Now

26

After Optimization

16

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 26 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Kopak. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 11 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

www.kopak.co.uk

www.kopak.co.uk

62 ms

minified.js

minified.js

37 ms

focus-within-polyfill.js

focus-within-polyfill.js

36 ms

polyfill.min.js

polyfill.min.js

36 ms

thunderbolt-commons.718dbdea.bundle.min.js

thunderbolt-commons.718dbdea.bundle.min.js

128 ms

main.a041a540.bundle.min.js

main.a041a540.bundle.min.js

128 ms

main.renderer.1d21f023.bundle.min.js

main.renderer.1d21f023.bundle.min.js

128 ms

lodash.min.js

lodash.min.js

128 ms

react.production.min.js

react.production.min.js

125 ms

react-dom.production.min.js

react-dom.production.min.js

139 ms

siteTags.bundle.min.js

siteTags.bundle.min.js

139 ms

35d996_7410d8bdaf5541ed8dd9562a74ecdc0d.jpg

35d996_7410d8bdaf5541ed8dd9562a74ecdc0d.jpg

353 ms

bundle.min.js

bundle.min.js

61 ms

172bfa_b8ef672d40e74c08b825023c7f121f69.png

172bfa_b8ef672d40e74c08b825023c7f121f69.png

579 ms

172bfa_105a697ca6da408f828541eb13875e4c.png

172bfa_105a697ca6da408f828541eb13875e4c.png

558 ms

bc4b1c4d9cfb458eaf7338bb28b3d224.jpg

bc4b1c4d9cfb458eaf7338bb28b3d224.jpg

319 ms

172bfa_528d5a4e998e4594b80893ed2e49c7f8~mv2_d_2132_1212_s_2.jpg

172bfa_528d5a4e998e4594b80893ed2e49c7f8~mv2_d_2132_1212_s_2.jpg

581 ms

172bfa_f5b52de934454fdab0de99ba9f3482ec~mv2.jpg

172bfa_f5b52de934454fdab0de99ba9f3482ec~mv2.jpg

529 ms

172bfa_d3f31b25d4f3412681109a52a6acf96f.png

172bfa_d3f31b25d4f3412681109a52a6acf96f.png

520 ms

172bfa_3db8b28a7aea458fad156197b4bc7cfa~mv2.jpg

172bfa_3db8b28a7aea458fad156197b4bc7cfa~mv2.jpg

518 ms

172bfa_0721cea134e44b52a1cef3bc21892e59.png

172bfa_0721cea134e44b52a1cef3bc21892e59.png

806 ms

35d996_4deb252d67a14978b453c61ee05e0046.png

35d996_4deb252d67a14978b453c61ee05e0046.png

757 ms

35d996_196e0b74d3944bf69831038956583029.png

35d996_196e0b74d3944bf69831038956583029.png

844 ms

108 ms

104 ms

101 ms

103 ms

100 ms

101 ms

132 ms

137 ms

136 ms

132 ms

127 ms

125 ms

20323430-24f4-4767-9d4d-060d1e89758a.woff

20323430-24f4-4767-9d4d-060d1e89758a.woff

12 ms

94e45703-fbd7-46e5-9fcd-228ae59d6266.woff

94e45703-fbd7-46e5-9fcd-228ae59d6266.woff

4 ms

9ee00678-b6d7-4b4f-8448-70cfa267d36b.woff

9ee00678-b6d7-4b4f-8448-70cfa267d36b.woff

12 ms

ae844b11-5158-4caf-90b4-7ace49ac3440.woff

ae844b11-5158-4caf-90b4-7ace49ac3440.woff

11 ms

d3bbaa1b-d5e3-431f-93a7-9cea63601bb6.woff

d3bbaa1b-d5e3-431f-93a7-9cea63601bb6.woff

25 ms

9362bca5-b362-4543-a051-2129e2def911.woff

9362bca5-b362-4543-a051-2129e2def911.woff

10 ms

deprecation-en.v5.html

deprecation-en.v5.html

5 ms

bolt-performance

bolt-performance

23 ms

deprecation-style.v5.css

deprecation-style.v5.css

5 ms

right-arrow.svg

right-arrow.svg

5 ms

WixMadeforText_W_Bd.woff

WixMadeforText_W_Bd.woff

3 ms

Accessibility Review

kopak.co.uk accessibility score

91

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

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

Heading elements are not in a sequentially-descending order

Best Practices

kopak.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

User Experience

Impact

Issue

High

Displays images with incorrect aspect ratio

General

Impact

Issue

Low

Detected JavaScript libraries

High

Page has valid source maps

SEO Factors

kopak.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 Kopak.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 Kopak.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

kopak.co.uk

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