Tools & Wizards About Us
szkoly.manifo.com screenshot

Report Summary

  • 91

    Performance

    Renders faster than
    91% of other websites

  • 87

    Accessibility

    Visual factors better than
    that of 67% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    56% of websites

  • 77

    SEO

    Google-friendlier than
    36% of websites

szkoly.manifo.com

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Page Load Speed

1.3 sec in total

First Response

341 ms

Resources Loaded

872 ms

Page Rendered

89 ms

szkoly.manifo.com screenshot

About Website

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Key Findings

We analyzed Szkoly.manifo.com page load time and found that the first response time was 341 ms and then it took 961 ms to load all DOM resources and completely render a web page. This is quite a good result, as only 15% of websites can load faster.

Performance Metrics

szkoly.manifo.com performance score

91

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.6 s

63/100

10%

LCP (Largest Contentful Paint)

Value2.6 s

87/100

25%

SI (Speed Index)

Value3.2 s

92/100

10%

TBT (Total Blocking Time)

Value0 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value3.5 s

92/100

10%

Network Requests Diagram

szkoly.manifo.com

341 ms

default.css

290 ms

top.png

85 ms

logo.png

239 ms

pinkbox.jpg

162 ms

Our browser made a total of 7 requests to load all elements on the main page. We found that 14% of them (1 request) were addressed to the original Szkoly.manifo.com, 86% (6 requests) were made to S1.manifo.com. The less responsive or slowest element that took the longest time to load (341 ms) belongs to the original domain Szkoly.manifo.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 4.5 kB (14%)

Content Size

32.4 kB

After Optimization

27.8 kB

  • HTML
  • Images
  • CSS

In fact, the total size of Szkoly.manifo.com main page is 32.4 kB. This result falls within a vast category (top 1 000 000) of heavyweight, probably not optimized, and thus slow loading web pages. Only a small number of websites need less resources to load. Images take 29.5 kB which makes up the majority of the site volume.

HTML Optimization

-48%

Potential reduce by 497 B

  • Original 1.0 kB
  • After minification 968 B
  • After compression 544 B

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 497 B or 48% of the original size.

Image Optimization

-9%

Potential reduce by 2.8 kB

  • Original 29.5 kB
  • After minification 26.8 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. Szkoly Manifo images are well optimized though.

CSS Optimization

-70%

Potential reduce by 1.3 kB

  • Original 1.8 kB
  • After minification 1.4 kB
  • After compression 536 B

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. Szkoly.manifo.com needs all CSS files to be minified and compressed as it can save up to 1.3 kB or 70% of the original size.

Requests Breakdown

We found no issues to fix!

Requests Now

6

After Optimization

6

  • Images
  • CSS

The browser has sent 6 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Szkoly Manifo. According to our analytics all requests are already optimized.

Network Requests Diagram

szkoly.manifo.com

szkoly.manifo.com

341 ms

default.css

default.css

290 ms

top.png

top.png

85 ms

logo.png

logo.png

239 ms

pinkbox.jpg

pinkbox.jpg

162 ms

buttonsprite.png

buttonsprite.png

166 ms

bottom.png

bottom.png

167 ms

Accessibility Review

szkoly.manifo.com accessibility score

87

Accessibility Issues

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.

Internationalization and localization

These are opportunities to improve the interpretation of your content by users in different locales.

Impact

Issue

High

<html> element does not have a [lang] attribute

Best Practices

szkoly.manifo.com best practices score

83

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

Serves images with low resolution

SEO Factors

szkoly.manifo.com SEO score

77

Search Engine Optimization Advices

Crawling and Indexing

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

Impact

Issue

High

Page is blocked from indexing

High

robots.txt is not valid

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

    N/A

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Szkoly.manifo.com 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 Szkoly.manifo.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

szkoly.manifo.com

Open Graph description is not detected on the main page of Szkoly Manifo. 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: