Access twojrobot.pl. Zajęcia z robotyki i warsztaty robotów dla dzieci

name

value

score

weighting

FCP (First Contentful Paint)

Value3.7 s

30/100

10%

LCP (Largest Contentful Paint)

Value4.3 s

41/100

25%

SI (Speed Index)

Value12.4 s

3/100

10%

TBT (Total Blocking Time)

Value10,040 ms

0/100

30%

CLS (Cumulative Layout Shift)

Value0.066

97/100

15%

TTI (Time to Interactive)

Value19.2 s

2/100

10%

twojrobot.pl

1056 ms

bootstrap.min.css

118 ms

bootstrap-theme.min.css

334 ms

modernizr-2.6.2-respond-1.1.0.min.js

333 ms

TR-min.css

228 ms

Our browser made a total of 98 requests to load all elements on the main page. We found that 44% of them (43 requests) were addressed to the original Twojrobot.pl, 31% (30 requests) were made to Maps.google.com and 6% (6 requests) were made to Maps.gstatic.com. The less responsive or slowest element that took the longest time to load (1.3 sec) belongs to the original domain Twojrobot.pl.

Content Size

6.0 MB

After Optimization

4.4 MB

In fact, the total size of Twojrobot.pl main page is 6.0 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. 80% 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. Images take 2.6 MB which makes up the majority of the site volume.

HTML Optimization

-28%

Potential reduce by 640.3 kB

Original 2.3 MB
After minification 2.2 MB
After compression 1.6 MB

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 640.3 kB or 28% of the original size.

Image Optimization

-6%

Potential reduce by 169.8 kB

Original 2.6 MB
After minification 2.4 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. Twoj Robot images are well optimized though.

JavaScript Optimization

-65%

Potential reduce by 479.8 kB

Original 740.9 kB
After minification 739.9 kB
After compression 261.2 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 479.8 kB or 65% of the original size.

CSS Optimization

-83%

Potential reduce by 302.5 kB

Original 363.9 kB
After minification 363.8 kB
After compression 61.3 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. Twojrobot.pl needs all CSS files to be minified and compressed as it can save up to 302.5 kB or 83% of the original size.

Requests Now

After Optimization

The browser has sent 91 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Twoj Robot. 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 5 to 1 for CSS and as a result speed up the page load time.

Accessibility Issues

These are opportunities to improve the legibility of your content.

High

Background and foreground colors do not have a sufficient contrast ratio.

These are opportunities to improve keyboard navigation in your application.

High

Heading elements are not in a sequentially-descending order

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.

High

Image elements do not have [alt] attributes

High

Links do not have a discernible name

Areas of Improvement

High

Does not use HTTPS

High

Includes front-end JavaScript libraries with known security vulnerabilities

Low

Ensure CSP is effective against XSS attacks

High

Displays images with incorrect aspect ratio

High

Serves images with low resolution

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Page has valid source maps

Search Engine Optimization Advices

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

High

Links are not crawlable

Format your HTML in a way that enables crawlers to better understand your app’s content.

High

Image elements do not have [alt] attributes

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/).

High

Document uses legible font sizes

High

Tap targets are not sized appropriately

Language and Encoding

Language Detected

PL
Language Claimed

N/A
Encoding

UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Twojrobot.pl can be misinterpreted by Google and other search engines. Our service has detected that Polish is used on the page, and neither this language nor any other was claimed in <html> or <meta> tags. Our system also found out that Twojrobot.pl 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

twojrobot.pl

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

Report Summary

Performance

Accessibility

Best Practices

SEO

Zajęcia z robotyki i warsztaty robotów dla dzieci – TwojRobot

Page Load Speed

First Response

Resources Loaded

Page Rendered

About Website

Key Findings

Performance Metrics

Measured Metrics

FCP (First Contentful Paint)

LCP (Largest Contentful Paint)

SI (Speed Index)

TBT (Total Blocking Time)

CLS (Cumulative Layout Shift)

TTI (Time to Interactive)

Network Requests Diagram

twojrobot.pl

bootstrap.min.css

bootstrap-theme.min.css

modernizr-2.6.2-respond-1.1.0.min.js

TR-min.css

Page Optimization Overview & Recommendations

Content Size

After Optimization

HTML Optimization

Image Optimization

JavaScript Optimization

CSS Optimization

Requests Breakdown

Requests Now

After Optimization

Network Requests Diagram

twojrobot.pl

bootstrap.min.css

bootstrap-theme.min.css

modernizr-2.6.2-respond-1.1.0.min.js

TR-min.css

jquery.min.js

js

bootstrap.min.js

plugins.js

main.js

holder.js

jquery.watermark.min.js

logo.png

dropdown.png

facebook-icon.png

googleplus-icon.png

youtube-icon.png

davinci.png

slider_twojrobot-1448452273.jpg

Baner_Klocki_4_b-1439911865.jpg

Baner_strzaBki_2-1439912866.jpg

Slider%20urodziny6-1439915974.jpg

tr-robot.png

281251420010p-1399551349.jpg

Twojrobot%20-%20kursy%20robotyki%201-1444047640.jpg

Twojrobot%20-%20programowane%20roboty%C3%B3w%202-1444049237.jpg

miejsce_odkrywania_talentow_v2-1399747522.jpg

dzieci_v3_OK-1400661282.jpg

loga_v2-1399635913.jpg

dvs-ludek.png

tr-logo.png

common.js

map.js

util.js

marker.js

SIHSvWx8Z4I

onion.js

openhand_8_8.cur

dc.js

footer-map.png

ViewportInfoService.GetViewportInfo

stats.js

controls.js