Tools & Wizards About Us
martin-ulbrich.cz screenshot

Report Summary

  • 34

    Performance

    Renders faster than
    54% of other websites

  • 71

    Accessibility

    Visual factors better than
    that of 36% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 91

    SEO

    Google-friendlier than
    70% of websites

martin-ulbrich.cz

Martin Ulbrich – publicista, korektor češtiny, copywriter

Page Load Speed

6.4 sec in total

First Response

505 ms

Resources Loaded

4.9 sec

Page Rendered

912 ms

martin-ulbrich.cz screenshot

About Website

Click here to check amazing Martin Ulbrich content for Czech Republic. Otherwise, check out these important facts you probably never knew about martin-ulbrich.cz

Píšu o češtině, politice, médiích a „internetech“. Příležitostně provádím jazykové korektury a píšu texty pro webové stránky.

Visit martin-ulbrich.cz

Key Findings

We analyzed Martin-ulbrich.cz page load time and found that the first response time was 505 ms and then it took 5.9 sec to load all DOM resources and completely render a web page. This is a poor result, as 80% of websites can load faster.

Performance Metrics

martin-ulbrich.cz performance score

34

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.3 s

18/100

10%

LCP (Largest Contentful Paint)

Value8.3 s

2/100

25%

SI (Speed Index)

Value7.3 s

29/100

10%

TBT (Total Blocking Time)

Value680 ms

44/100

30%

CLS (Cumulative Layout Shift)

Value0.029

100/100

15%

TTI (Time to Interactive)

Value14.8 s

8/100

10%

Network Requests Diagram

martin-ulbrich.cz

505 ms

martin-ulbrich.cz

664 ms

gtm.js

72 ms

css

43 ms

style.css

105 ms

Our browser made a total of 104 requests to load all elements on the main page. We found that 42% of them (44 requests) were addressed to the original Martin-ulbrich.cz, 24% (25 requests) were made to Static.xx.fbcdn.net and 6% (6 requests) were made to Fonts.gstatic.com. The less responsive or slowest element that took the longest time to load (1.7 sec) relates to the external source External-iad3-2.xx.fbcdn.net.

Page Optimization Overview & Recommendations

Page size can be reduced by 135.2 kB (6%)

Content Size

2.4 MB

After Optimization

2.3 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Martin-ulbrich.cz main page is 2.4 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 2.2 MB which makes up the majority of the site volume.

HTML Optimization

-75%

Potential reduce by 42.5 kB

  • Original 56.4 kB
  • After minification 52.7 kB
  • After compression 13.9 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. 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 42.5 kB or 75% of the original size.

Image Optimization

-4%

Potential reduce by 88.3 kB

  • Original 2.2 MB
  • After minification 2.1 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. Martin Ulbrich images are well optimized though.

JavaScript Optimization

-2%

Potential reduce by 3.0 kB

  • Original 163.5 kB
  • After minification 163.4 kB
  • After compression 160.5 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

-6%

Potential reduce by 1.4 kB

  • Original 21.7 kB
  • After minification 21.7 kB
  • After compression 20.3 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. Martin-ulbrich.cz has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 57 (61%)

Requests Now

93

After Optimization

36

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 93 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Martin Ulbrich. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 32 to 1 for JavaScripts and from 21 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

martin-ulbrich.cz

martin-ulbrich.cz

505 ms

martin-ulbrich.cz

martin-ulbrich.cz

664 ms

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gtm.js

72 ms

css

css

43 ms

style.css

style.css

105 ms

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gzip.php

206 ms

module.min.css

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292 ms

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gzip.php

390 ms

gzip.php

gzip.php

298 ms

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53 ms

style.css

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296 ms

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297 ms

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305 ms

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394 ms

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gzip.php

496 ms

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397 ms

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491 ms

module.min.js

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492 ms

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521 ms

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520 ms

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602 ms

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698 ms

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609 ms

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57 ms

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609 ms

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css

19 ms

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53 ms

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KkfE9jyiBnO.png

28 ms

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1f603.png

28 ms

1f44d.png

1f44d.png

28 ms

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1f604.png

28 ms

16373174418496800438

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30 ms

3917406601227897356

3917406601227897356

30 ms

8602728479838536040

8602728479838536040

1726 ms

widgets.js

widgets.js

22 ms

platform.js

platform.js

71 ms

widget_iframe.2f70fb173b9000da126c79afe2098f02.html

widget_iframe.2f70fb173b9000da126c79afe2098f02.html

30 ms

Accessibility Review

martin-ulbrich.cz accessibility score

71

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

High

Image elements do not have [alt] attributes

High

Links do not have a discernible name

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

martin-ulbrich.cz 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

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

SEO Factors

martin-ulbrich.cz SEO score

91

Search Engine Optimization Advices

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

High

Tap targets are not sized appropriately

Language and Encoding

  • Language Detected

    CS

  • Language Claimed

    CS

  • Encoding

    UTF-8

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

martin-ulbrich.cz

Open Graph description is not detected on the main page of Martin Ulbrich. 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: