Report Summary

  • 52

    Performance

    Renders faster than
    69% of other websites

  • 89

    Accessibility

    Visual factors better than
    that of 71% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 100

    SEO

    Google-friendlier than
    94% of websites

coosto.com

Coosto | The Content & Social Media Marketing Tool

Page Load Speed

3.5 sec in total

First Response

34 ms

Resources Loaded

3 sec

Page Rendered

519 ms

coosto.com screenshot

About Website

Click here to check amazing Coosto content for Netherlands. Otherwise, check out these important facts you probably never knew about coosto.com

Create better content with the best-in-class content & social media marketing solutions. ✓ Content inspiration ✓ Social media scheduling ✓ Content analytics

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Key Findings

We analyzed Coosto.com page load time and found that the first response time was 34 ms and then it took 3.5 sec to load all DOM resources and completely render a web page. This is a poor result, as 60% of websites can load faster.

Performance Metrics

coosto.com performance score

52

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.1 s

45/100

10%

LCP (Largest Contentful Paint)

Value3.1 s

74/100

25%

SI (Speed Index)

Value5.3 s

57/100

10%

TBT (Total Blocking Time)

Value1,090 ms

24/100

30%

CLS (Cumulative Layout Shift)

Value0.042

99/100

15%

TTI (Time to Interactive)

Value14.0 s

10/100

10%

Network Requests Diagram

coosto.com

34 ms

www.coosto.com

369 ms

nl

262 ms

gtm.js

104 ms

css2

36 ms

Our browser made a total of 69 requests to load all elements on the main page. We found that 90% of them (62 requests) were addressed to the original Coosto.com, 3% (2 requests) were made to Cdnjs.cloudflare.com and 1% (1 request) were made to Googletagmanager.com. The less responsive or slowest element that took the longest time to load (1.9 sec) belongs to the original domain Coosto.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 227.1 kB (13%)

Content Size

1.8 MB

After Optimization

1.6 MB

In fact, the total size of Coosto.com main page is 1.8 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. 70% of websites need less resources to load. Images take 1.5 MB which makes up the majority of the site volume.

HTML Optimization

-85%

Potential reduce by 138.1 kB

  • Original 162.2 kB
  • After minification 136.3 kB
  • After compression 24.0 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 25.8 kB, which is 16% 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 138.1 kB or 85% of the original size.

Image Optimization

-6%

Potential reduce by 88.6 kB

  • Original 1.5 MB
  • After minification 1.4 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. Coosto images are well optimized though.

JavaScript Optimization

-0%

Potential reduce by 41 B

  • Original 45.3 kB
  • After minification 45.3 kB
  • After compression 45.3 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

-0%

Potential reduce by 255 B

  • Original 64.0 kB
  • After minification 64.0 kB
  • After compression 63.7 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. Coosto.com has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 12 (19%)

Requests Now

64

After Optimization

52

The browser has sent 64 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Coosto. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 8 to 1 for JavaScripts and from 6 to 1 for CSS and as a result speed up the page load time.

Accessibility Review

coosto.com accessibility score

89

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

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

Best Practices

coosto.com best practices score

75

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

Browser errors were logged to the console

SEO Factors

coosto.com 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

    NL

  • Language Claimed

    NL

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Coosto.com can be misinterpreted by Google and other search engines. Our service has detected that Dutch is used on the page, and it matches the claimed language. Our system also found out that Coosto.com 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 description is not detected on the main page of Coosto. 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: