Tools & Wizards About Us
cobraribs.co.uk screenshot

Report Summary

  • 37

    Performance

    Renders faster than
    56% 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

  • 83

    SEO

    Google-friendlier than
    46% of websites

cobraribs.co.uk

RIB Boat Manufacturers UK | Luxury RIBs For Sale | Cobra Ribs

Page Load Speed

2.2 sec in total

First Response

225 ms

Resources Loaded

1.7 sec

Page Rendered

243 ms

cobraribs.co.uk screenshot

About Website

Visit cobraribs.co.uk now to see the best up-to-date Cobra RIBs content for United Kingdom and also check out these interesting facts you probably never knew about cobraribs.co.uk

Cobra designs, manufactures and sells luxury RIBs and Custom RIB tenders in the UK. All of our RIBS come fully customised. Join the adventure.

Visit cobraribs.co.uk

Key Findings

We analyzed Cobraribs.co.uk page load time and found that the first response time was 225 ms and then it took 2 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 40% of websites can load faster.

Performance Metrics

cobraribs.co.uk performance score

37

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.5 s

34/100

10%

LCP (Largest Contentful Paint)

Value9.8 s

0/100

25%

SI (Speed Index)

Value7.0 s

33/100

10%

TBT (Total Blocking Time)

Value660 ms

45/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value12.6 s

14/100

10%

Network Requests Diagram

cobraribs.co.uk

225 ms

www.cobraribs.com

586 ms

lightgallery-bundle.css

74 ms

css2

53 ms

player.js

49 ms

Our browser made a total of 50 requests to load all elements on the main page. We found that 2% of them (1 request) were addressed to the original Cobraribs.co.uk, 80% (40 requests) were made to Cobraribs.com and 4% (2 requests) were made to Player.vimeo.com. The less responsive or slowest element that took the longest time to load (736 ms) relates to the external source Cobraribs.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 64.7 kB (6%)

Content Size

1.1 MB

After Optimization

1.1 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Cobraribs.co.uk main page is 1.1 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. 45% of websites need less resources to load. Javascripts take 475.8 kB which makes up the majority of the site volume.

HTML Optimization

-75%

Potential reduce by 25.5 kB

  • Original 33.8 kB
  • After minification 27.0 kB
  • After compression 8.4 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 6.8 kB, which is 20% 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 25.5 kB or 75% of the original size.

Image Optimization

-3%

Potential reduce by 13.3 kB

  • Original 468.5 kB
  • After minification 455.3 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. Cobra RIBs images are well optimized though.

JavaScript Optimization

-5%

Potential reduce by 24.0 kB

  • Original 475.8 kB
  • After minification 472.0 kB
  • After compression 451.8 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 1.9 kB

  • Original 145.4 kB
  • After minification 143.9 kB
  • After compression 143.5 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. Cobraribs.co.uk has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 28 (64%)

Requests Now

44

After Optimization

16

  • Images
  • JavaScript
  • CSS

The browser has sent 44 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Cobra RIBs. 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 6 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

cobraribs.co.uk

cobraribs.co.uk

225 ms

www.cobraribs.com

www.cobraribs.com

586 ms

lightgallery-bundle.css

lightgallery-bundle.css

74 ms

css2

css2

53 ms

player.js

player.js

49 ms

sweetalert2.min.css

sweetalert2.min.css

147 ms

all.min.css

all.min.css

215 ms

main.min.css

main.min.css

430 ms

custom.min.css

custom.min.css

213 ms

sweetalert2.min.js

sweetalert2.min.js

216 ms

jquery-3.3.1.min.js

jquery-3.3.1.min.js

286 ms

masonry.min.js

masonry.min.js

218 ms

popper.min.js

popper.min.js

285 ms

bootstrap.min.js

bootstrap.min.js

287 ms

anime.min.js

anime.min.js

287 ms

scrolloverflow.min.js

scrolloverflow.min.js

290 ms

fullpage.min.js

fullpage.min.js

522 ms

slick.min.js

slick.min.js

359 ms

glightbox.min.js

glightbox.min.js

361 ms

lightgallery.min.js

lightgallery.min.js

360 ms

lg-thumbnail.umd.js

lg-thumbnail.umd.js

363 ms

lg-zoom.umd.js

lg-zoom.umd.js

523 ms

miniature.earth.js

miniature.earth.js

736 ms

miniature.earth.clustering.js

miniature.earth.clustering.js

522 ms

meshes.js

meshes.js

522 ms

miniature.earth.mapdraw.js

miniature.earth.mapdraw.js

552 ms

app.min.js

app.min.js

552 ms

masonry.pkgd.min.js

masonry.pkgd.min.js

48 ms

gtm.js

gtm.js

165 ms

fbevents.js

fbevents.js

103 ms

hotjar-2530290.js

hotjar-2530290.js

205 ms

673279531

673279531

270 ms

uk-flag.png

uk-flag.png

123 ms

us-flag-30x30.png

us-flag-30x30.png

123 ms

phone-white.png

phone-white.png

122 ms

env-white.png

env-white.png

144 ms

Cobra_Logo-text-white.png

Cobra_Logo-text-white.png

144 ms

Cobra-Heritage-min_w1510_h480.jpg

Cobra-Heritage-min_w1510_h480.jpg

337 ms

cobra1_w484_h333.jpg

cobra1_w484_h333.jpg

201 ms

patronus_w484_h333.jpg

patronus_w484_h333.jpg

268 ms

navis-min_w484_h333.jpg

navis-min_w484_h333.jpg

219 ms

terramar-min_w484_h333.jpg

terramar-min_w484_h333.jpg

218 ms

d07b0e24-3cce-4aab-b2d2-73ab9b140f90_w1920_h604.jpg

d07b0e24-3cce-4aab-b2d2-73ab9b140f90_w1920_h604.jpg

273 ms

ffc5caa3-6660-439a-9a8c-23b131a40666.png

ffc5caa3-6660-439a-9a8c-23b131a40666.png

290 ms

british-marine-logo.png

british-marine-logo.png

291 ms

c536d72e-7223-4d6b-9366-ac1de8150a0d.png

c536d72e-7223-4d6b-9366-ac1de8150a0d.png

480 ms

BrandonGrotesque-Regular.woff

BrandonGrotesque-Regular.woff

285 ms

lW-wwjUJIXTo7i3k.woff

lW-wwjUJIXTo7i3k.woff

174 ms

fa-brands-400.woff

fa-brands-400.woff

295 ms

api.js

api.js

10 ms

Accessibility Review

cobraribs.co.uk accessibility score

83

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

<frame> or <iframe> elements do not have a title

High

Image elements do not have [alt] attributes

High

Links do not have a discernible name

Best Practices

cobraribs.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

Missing source maps for large first-party JavaScript

SEO Factors

cobraribs.co.uk SEO score

83

Search Engine Optimization Advices

Crawling and Indexing

To appear in search results, crawlers need access to your app.

Impact

Issue

High

robots.txt is not valid

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

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 Cobraribs.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 Cobraribs.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

cobraribs.co.uk

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