Tools & Wizards About Us

Report Summary

  • 6

    Performance

    Renders faster than
    21% of other websites

  • 76

    Accessibility

    Visual factors better than
    that of 42% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 85

    SEO

    Google-friendlier than
    55% of websites

trefl.com

Trefl - oficjalny sklep | Puzzle, gry i zabawki | Dostawa za 0 zł

Page Load Speed

8 sec in total

First Response

276 ms

Resources Loaded

7 sec

Page Rendered

637 ms

About Website

Click here to check amazing Trefl content for Poland. Otherwise, check out these important facts you probably never knew about trefl.com

Oficjalny sklep internetowy marki Trefl to ponad 2000 produktów: puzzle dla dzieci i dorosłych, najlepsze gry planszowe oraz zabawki edukacyjne.

Visit trefl.com

Key Findings

We analyzed Trefl.com page load time and found that the first response time was 276 ms and then it took 7.7 sec to load all DOM resources and completely render a web page. This is a poor result, as 85% of websites can load faster.

Performance Metrics

trefl.com performance score

6

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.7 s

13/100

10%

LCP (Largest Contentful Paint)

Value19.5 s

0/100

25%

SI (Speed Index)

Value20.4 s

0/100

10%

TBT (Total Blocking Time)

Value2,780 ms

3/100

30%

CLS (Cumulative Layout Shift)

Value0.382

27/100

15%

TTI (Time to Interactive)

Value38.2 s

0/100

10%

Network Requests Diagram

trefl.com

276 ms

www.trefl.com

188 ms

www.trefl.com

488 ms

mpBlogIcon.css

94 ms

styles.css

407 ms

Our browser made a total of 405 requests to load all elements on the main page. We found that 75% of them (303 requests) were addressed to the original Trefl.com, 9% (35 requests) were made to Fonts.gstatic.com and 4% (15 requests) were made to Trefl-magento-prod.s3.eu-central-1.amazonaws.com. The less responsive or slowest element that took the longest time to load (1.1 sec) belongs to the original domain Trefl.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 336.2 kB (20%)

Content Size

1.7 MB

After Optimization

1.3 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Trefl.com main page is 1.7 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. Only a small number of websites need less resources to load. Images take 872.1 kB which makes up the majority of the site volume.

HTML Optimization

-89%

Potential reduce by 289.7 kB

  • Original 324.6 kB
  • After minification 266.4 kB
  • After compression 34.9 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 58.2 kB, which is 18% 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 289.7 kB or 89% of the original size.

Image Optimization

-1%

Potential reduce by 5.2 kB

  • Original 872.1 kB
  • After minification 866.9 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. Trefl images are well optimized though.

JavaScript Optimization

-5%

Potential reduce by 16.5 kB

  • Original 312.4 kB
  • After minification 311.7 kB
  • After compression 295.9 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

-16%

Potential reduce by 24.8 kB

  • Original 152.8 kB
  • After minification 152.7 kB
  • After compression 128.0 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. Trefl.com needs all CSS files to be minified and compressed as it can save up to 24.8 kB or 16% of the original size.

Requests Breakdown

Number of requests can be reduced by 272 (77%)

Requests Now

355

After Optimization

83

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 355 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Trefl. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 248 to 1 for JavaScripts and from 14 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

Accessibility Review

trefl.com accessibility score

76

Accessibility Issues

ARIA

These are opportunities to improve the usage of ARIA in your application which may enhance the experience for users of assistive technology, like a screen reader.

Impact

Issue

High

[role]s do not have all required [aria-*] attributes

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

<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

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

trefl.com 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

High

Page has valid source maps

SEO Factors

trefl.com SEO score

85

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

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

    PL

  • Language Claimed

    PL

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Trefl.com can be misinterpreted by Google and other search engines. Our service has detected that Polish is used on the page, and it matches the claimed language. Our system also found out that Trefl.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 Trefl. 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: