Tools & Wizards About Us
michal.karzynski.pl screenshot

Report Summary

  • 38

    Performance

    Renders faster than
    58% of other websites

  • 83

    Accessibility

    Visual factors better than
    that of 56% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 100

    SEO

    Google-friendlier than
    95% of websites

michal.karzynski.pl

Michał Karzyński

Page Load Speed

2.5 sec in total

First Response

321 ms

Resources Loaded

1.6 sec

Page Rendered

663 ms

michal.karzynski.pl screenshot

About Website

Welcome to michal.karzynski.pl homepage info - get ready to check Michal Karzynski best content for India right away, or after learning these important things about michal.karzynski.pl

The biggest Python conference in Europe was held last week in Basel, Switzerland. The EuroPython conference is a great place to meet Pythonistas and …

Visit michal.karzynski.pl

Key Findings

We analyzed Michal.karzynski.pl page load time and found that the first response time was 321 ms and then it took 2.2 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

michal.karzynski.pl performance score

38

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.6 s

62/100

10%

LCP (Largest Contentful Paint)

Value4.1 s

46/100

25%

SI (Speed Index)

Value7.3 s

29/100

10%

TBT (Total Blocking Time)

Value1,320 ms

17/100

30%

CLS (Cumulative Layout Shift)

Value0.16

73/100

15%

TTI (Time to Interactive)

Value13.1 s

12/100

10%

Network Requests Diagram

michal.karzynski.pl

321 ms

screen.css

234 ms

modernizr-2.0.js

161 ms

jquery.min.js

27 ms

octopress.js

160 ms

Our browser made a total of 87 requests to load all elements on the main page. We found that 15% of them (13 requests) were addressed to the original Michal.karzynski.pl, 15% (13 requests) were made to Pbs.twimg.com and 13% (11 requests) were made to Public.slidesharecdn.com. The less responsive or slowest element that took the longest time to load (475 ms) belongs to the original domain Michal.karzynski.pl.

Page Optimization Overview & Recommendations

Page size can be reduced by 217.1 kB (22%)

Content Size

1.0 MB

After Optimization

784.2 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Michal.karzynski.pl main page is 1.0 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. Images take 732.6 kB which makes up the majority of the site volume.

HTML Optimization

-73%

Potential reduce by 24.2 kB

  • Original 33.2 kB
  • After minification 31.4 kB
  • After compression 9.0 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 24.2 kB or 73% of the original size.

Image Optimization

-6%

Potential reduce by 42.4 kB

  • Original 732.6 kB
  • After minification 690.2 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. Michal Karzynski images are well optimized though.

JavaScript Optimization

-21%

Potential reduce by 12.2 kB

  • Original 57.0 kB
  • After minification 55.2 kB
  • After compression 44.8 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 12.2 kB or 21% of the original size.

CSS Optimization

-77%

Potential reduce by 138.2 kB

  • Original 178.4 kB
  • After minification 178.0 kB
  • After compression 40.2 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. Michal.karzynski.pl needs all CSS files to be minified and compressed as it can save up to 138.2 kB or 77% of the original size.

Requests Breakdown

Number of requests can be reduced by 39 (48%)

Requests Now

81

After Optimization

42

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 81 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Michal Karzynski. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 21 to 1 for JavaScripts and from 10 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

michal.karzynski.pl

michal.karzynski.pl

321 ms

screen.css

screen.css

234 ms

modernizr-2.0.js

modernizr-2.0.js

161 ms

jquery.min.js

jquery.min.js

27 ms

octopress.js

octopress.js

160 ms

css

css

25 ms

css

css

38 ms

github.js

github.js

89 ms

css

css

13 ms

line-tile.png

line-tile.png

92 ms

dc.js

dc.js

53 ms

36166857

36166857

352 ms

25382089

25382089

225 ms

background_paper.jpg

background_paper.jpg

101 ms

meditate.png

meditate.png

329 ms

noise.png

noise.png

329 ms

portrait.png

portrait.png

432 ms

webmin-administrators-cookbook-cover-small.jpg

webmin-administrators-cookbook-cover-small.jpg

475 ms

qhFtudkoEdJV__ba4WegbA.ttf

qhFtudkoEdJV__ba4WegbA.ttf

20 ms

hpORcvLZtemlH8gI-1S-7i3USBnSvpkopQaUR-2r7iU.ttf

hpORcvLZtemlH8gI-1S-7i3USBnSvpkopQaUR-2r7iU.ttf

21 ms

lyvcXAp_ih3ehVX3UeaIavesZW2xOQ-xsNqO47m55DA.ttf

lyvcXAp_ih3ehVX3UeaIavesZW2xOQ-xsNqO47m55DA.ttf

21 ms

QABk9IxT-LFTJ_dQzv7xpF02b4v3fUxqf9CZJ1qUoIA.ttf

QABk9IxT-LFTJ_dQzv7xpF02b4v3fUxqf9CZJ1qUoIA.ttf

20 ms

__utm.gif

__utm.gif

33 ms

widgets.js

widgets.js

95 ms

count.js

count.js

46 ms

all.js

all.js

361 ms

plusone.js

plusone.js

149 ms

jXHR.js

jXHR.js

98 ms

repos

repos

106 ms

rss.png

rss.png

93 ms

timeline.d11f7a3b3287fb94220e8ee6d03cc772.js

timeline.d11f7a3b3287fb94220e8ee6d03cc772.js

297 ms

combined_jquery.js

combined_jquery.js

23 ms

global.js

global.js

31 ms

combined_li_tracking.js

combined_li_tracking.js

20 ms

font-awesome.css

font-awesome.css

21 ms

combined_presentation.css

combined_presentation.css

37 ms

combined_player_presentation.js

combined_player_presentation.js

40 ms

combined_old_embed.js

combined_old_embed.js

53 ms

cb=gapi.loaded_0

cb=gapi.loaded_0

139 ms

ga.js

ga.js

123 ms

beacon.js

beacon.js

124 ms

scalable-web-application-architecture-1-638.jpg

scalable-web-application-architecture-1-638.jpg

209 ms

25382089

25382089

250 ms

1x1.gif

1x1.gif

160 ms

logo_embed_100x20_v1.png

logo_embed_100x20_v1.png

161 ms

lead-form

lead-form

224 ms

fontawesome-webfont.woff

fontawesome-webfont.woff

115 ms

36166857

36166857

128 ms

lead-form

lead-form

196 ms

devops-tools-for-everyone-vagrant-puppet-and-webmin-1-638.jpg

devops-tools-for-everyone-vagrant-puppet-and-webmin-1-638.jpg

169 ms

icons.svg

icons.svg

56 ms

__utm.gif

__utm.gif

49 ms

__utm.gif

__utm.gif

43 ms

__utm.gif

__utm.gif

39 ms

__utm.gif

__utm.gif

42 ms

117 ms

syndication

syndication

94 ms

356073537380966400

356073537380966400

218 ms

xd_arbiter.php

xd_arbiter.php

232 ms

xd_arbiter.php

xd_arbiter.php

442 ms

Cdr7v0yW8AAWUcn.jpg

Cdr7v0yW8AAWUcn.jpg

143 ms

proxy.jpg

proxy.jpg

48 ms

CXuMbo-WcAITguH.png

CXuMbo-WcAITguH.png

211 ms

proxy.jpg

proxy.jpg

37 ms

proxy.jpg

proxy.jpg

35 ms

proxy.jpg

proxy.jpg

42 ms

timeline.47ab5d19e8ed22531abcf4f86f3ae53a.light.ltr.css

timeline.47ab5d19e8ed22531abcf4f86f3ae53a.light.ltr.css

38 ms

ping

ping

87 ms

timeline.47ab5d19e8ed22531abcf4f86f3ae53a.light.ltr.css

timeline.47ab5d19e8ed22531abcf4f86f3ae53a.light.ltr.css

49 ms

1CQR7_dZ_normal.png

1CQR7_dZ_normal.png

119 ms

oCfrAusL_normal.png

oCfrAusL_normal.png

127 ms

FN6UXBU-_normal.jpeg

FN6UXBU-_normal.jpeg

126 ms

DIDDmgUL_normal.png

DIDDmgUL_normal.png

127 ms

ZaHBODSJ_normal.jpg

ZaHBODSJ_normal.jpg

129 ms

lr0BRzzg_normal.png

lr0BRzzg_normal.png

147 ms

c0d9df52028fb223fe2347c33a823243_normal.jpeg

c0d9df52028fb223fe2347c33a823243_normal.jpeg

144 ms

GuidoAvatar_normal.jpg

GuidoAvatar_normal.jpg

150 ms

CdtD3yrUYAAYL2_.png:small

CdtD3yrUYAAYL2_.png:small

197 ms

CUkHpYEU8AA97L0.png:small

CUkHpYEU8AA97L0.png:small

203 ms

B8eXzEnCYAAJ0Py.jpg:small

B8eXzEnCYAAJ0Py.jpg:small

173 ms

syndication_bundle_v1_64fcb3dd2f6da5b5f976d91a319ef73e329c1a5d.css

syndication_bundle_v1_64fcb3dd2f6da5b5f976d91a319ef73e329c1a5d.css

17 ms

syndication_bundle_v1_64fcb3dd2f6da5b5f976d91a319ef73e329c1a5d.css

syndication_bundle_v1_64fcb3dd2f6da5b5f976d91a319ef73e329c1a5d.css

26 ms

proxy.jpg

proxy.jpg

10 ms

proxy.jpg

proxy.jpg

9 ms

proxy.jpg

proxy.jpg

2 ms

proxy.jpg

proxy.jpg

7 ms

jot.html

jot.html

27 ms

Accessibility Review

michal.karzynski.pl accessibility score

83

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.

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

<frame> or <iframe> elements do not have a title

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

michal.karzynski.pl 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

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Page has valid source maps

High

Issues were logged in the Issues panel in Chrome Devtools

SEO Factors

michal.karzynski.pl SEO score

100

Search Engine Optimization Advices

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

    EN

  • Language Claimed

    N/A

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Michal.karzynski.pl can be misinterpreted by Google and other search engines. Our service has detected that English 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 Michal.karzynski.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

michal.karzynski.pl

Open Graph description is not detected on the main page of Michal Karzynski. 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: