Tools & Wizards About Us

Report Summary

  • 22

    Performance

    Renders faster than
    40% of other websites

  • 93

    Accessibility

    Visual factors better than
    that of 80% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 83

    SEO

    Google-friendlier than
    46% of websites

wizzylab.com

Wizzylab: Конструктор онлайн школ. Все, что нужно, чтобы создавать и продавать онлайн-курсы для различных устройств!

Page Load Speed

8.8 sec in total

First Response

43 ms

Resources Loaded

7.7 sec

Page Rendered

1 sec

About Website

Visit wizzylab.com now to see the best up-to-date Wizzylab content for Ukraine and also check out these interesting facts you probably never knew about wizzylab.com

Платформа для создания онлайн школ, онлайн курсов, защиты контента и приема платежей без технических знаний.

Visit wizzylab.com

Key Findings

We analyzed Wizzylab.com page load time and found that the first response time was 43 ms and then it took 8.7 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

wizzylab.com performance score

22

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.4 s

36/100

10%

LCP (Largest Contentful Paint)

Value4.1 s

47/100

25%

SI (Speed Index)

Value14.1 s

1/100

10%

TBT (Total Blocking Time)

Value2,500 ms

4/100

30%

CLS (Cumulative Layout Shift)

Value0.336

33/100

15%

TTI (Time to Interactive)

Value19.7 s

2/100

10%

Network Requests Diagram

wizzylab.com

43 ms

wizzylab.com

2031 ms

jquery.min.js

41 ms

libs.js

375 ms

gtranslate-style24.css

435 ms

Our browser made a total of 139 requests to load all elements on the main page. We found that 61% of them (85 requests) were addressed to the original Wizzylab.com, 29% (40 requests) were made to Fonts.gstatic.com and 2% (3 requests) were made to Cdn.userreport.com. The less responsive or slowest element that took the longest time to load (2.4 sec) belongs to the original domain Wizzylab.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 119.4 kB (7%)

Content Size

1.8 MB

After Optimization

1.6 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Wizzylab.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 1.2 MB which makes up the majority of the site volume.

HTML Optimization

-85%

Potential reduce by 103.6 kB

  • Original 122.4 kB
  • After minification 87.6 kB
  • After compression 18.8 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 34.8 kB, which is 28% 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 103.6 kB or 85% of the original size.

Image Optimization

-1%

Potential reduce by 11.6 kB

  • Original 1.2 MB
  • After minification 1.2 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. Wizzylab images are well optimized though.

JavaScript Optimization

-1%

Potential reduce by 2.5 kB

  • Original 401.5 kB
  • After minification 401.5 kB
  • After compression 399.0 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

-4%

Potential reduce by 1.6 kB

  • Original 39.5 kB
  • After minification 38.5 kB
  • After compression 37.8 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. Wizzylab.com has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 53 (56%)

Requests Now

95

After Optimization

42

  • Images
  • JavaScript
  • CSS

The browser has sent 95 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Wizzylab. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 29 to 1 for JavaScripts and from 11 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

Accessibility Review

wizzylab.com accessibility score

93

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

ARIA input fields do not have accessible names

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

Links do not have a discernible name

Tables and lists

These are opportunities to improve the experience of reading tabular or list data using assistive technology, like a screen reader.

Impact

Issue

High

Lists do not contain only <li> elements and script supporting elements (<script> and <template>).

Best Practices

wizzylab.com best practices score

67

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

Displays images with incorrect aspect ratio

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

SEO Factors

wizzylab.com SEO score

83

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

Document doesn't have a valid hreflang

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

    RU

  • Language Claimed

    RU

  • Encoding

    UTF-8

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