Tools & Wizards About Us

Report Summary

  • 42

    Performance

    Renders faster than
    61% of other websites

  • 81

    Accessibility

    Visual factors better than
    that of 51% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 92

    SEO

    Google-friendlier than
    74% of websites

catawiki.pt

a plataforma online com leilões semanais - Catawiki

Page Load Speed

2.1 sec in total

First Response

212 ms

Resources Loaded

1.6 sec

Page Rendered

305 ms

About Website

Welcome to catawiki.pt homepage info - get ready to check Catawiki best content for Portugal right away, or after learning these important things about catawiki.pt

Compre e venda na plataforma online mais visitada da Europa. Leilões online semanais de 75 000 objetos especiais selecionados por especialistas.

Visit catawiki.pt

Key Findings

We analyzed Catawiki.pt page load time and found that the first response time was 212 ms and then it took 1.9 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

catawiki.pt performance score

42

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.9 s

11/100

10%

LCP (Largest Contentful Paint)

Value19.4 s

0/100

25%

SI (Speed Index)

Value8.3 s

19/100

10%

TBT (Total Blocking Time)

Value0 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0.513

15/100

15%

TTI (Time to Interactive)

Value6.1 s

63/100

10%

Network Requests Diagram

catawiki.pt

212 ms

www.catawiki.pt

475 ms

295 ms

msHeader.0cbb33b5d938d3f59be0.css

141 ms

vendor.d6f14310c99d161e705a.js

165 ms

Our browser made a total of 50 requests to load all elements on the main page. We found that 4% of them (2 requests) were addressed to the original Catawiki.pt, 76% (38 requests) were made to Catawiki.com and 18% (9 requests) were made to Cdn.catawiki.net. The less responsive or slowest element that took the longest time to load (475 ms) belongs to the original domain Catawiki.pt.

Page Optimization Overview & Recommendations

Page size can be reduced by 1.5 MB (73%)

Content Size

2.0 MB

After Optimization

530.8 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Catawiki.pt main page is 2.0 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. Javascripts take 1.2 MB which makes up the majority of the site volume.

HTML Optimization

-79%

Potential reduce by 231.2 kB

  • Original 293.3 kB
  • After minification 293.3 kB
  • After compression 62.1 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 231.2 kB or 79% of the original size.

Image Optimization

-8%

Potential reduce by 5.2 kB

  • Original 64.5 kB
  • After minification 59.4 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. Catawiki images are well optimized though.

JavaScript Optimization

-71%

Potential reduce by 843.3 kB

  • Original 1.2 MB
  • After minification 1.2 MB
  • After compression 340.4 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 843.3 kB or 71% of the original size.

CSS Optimization

-85%

Potential reduce by 389.0 kB

  • Original 457.8 kB
  • After minification 457.6 kB
  • After compression 68.8 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. Catawiki.pt needs all CSS files to be minified and compressed as it can save up to 389.0 kB or 85% of the original size.

Requests Breakdown

Number of requests can be reduced by 33 (80%)

Requests Now

41

After Optimization

8

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 41 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Catawiki. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 34 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

Accessibility Review

catawiki.pt accessibility score

81

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

High

Links do not have a discernible 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

Heading elements are not in a sequentially-descending order

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

catawiki.pt 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

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Missing source maps for large first-party JavaScript

High

Issues were logged in the Issues panel in Chrome Devtools

SEO Factors

catawiki.pt SEO score

92

Search Engine Optimization Advices

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

    PT

  • Language Claimed

    PT

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Catawiki.pt can be misinterpreted by Google and other search engines. Our service has detected that Portuguese is used on the page, and it matches the claimed language. Our system also found out that Catawiki.pt 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 Catawiki. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: