Tools & Wizards About Us
krtz.cz screenshot

Report Summary

  • 20

    Performance

    Renders faster than
    37% of other websites

  • 71

    Accessibility

    Visual factors better than
    that of 36% of websites

  • 92

    Best Practices

    More advanced features
    available than in
    80% of websites

  • 93

    SEO

    Google-friendlier than
    83% of websites

krtz.cz

Motorsport v České republice - automobily, motocykly - Krtz.cz

Page Load Speed

5.8 sec in total

First Response

1.6 sec

Resources Loaded

4 sec

Page Rendered

258 ms

krtz.cz screenshot

About Website

Visit krtz.cz now to see the best up-to-date Krtz content and also check out these interesting facts you probably never knew about krtz.cz

Zajímavost ze světa motorsportu České republiky. Automobilové a motockylové závody, úspěchy českých jezdců na elitních světových podnicích.

Visit krtz.cz

Key Findings

We analyzed Krtz.cz page load time and found that the first response time was 1.6 sec and then it took 4.2 sec to load all DOM resources and completely render a web page. This is a poor result, as 70% of websites can load faster.

Performance Metrics

krtz.cz performance score

20

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.6 s

14/100

10%

LCP (Largest Contentful Paint)

Value17.2 s

0/100

25%

SI (Speed Index)

Value6.6 s

38/100

10%

TBT (Total Blocking Time)

Value13,210 ms

0/100

30%

CLS (Cumulative Layout Shift)

Value0.011

100/100

15%

TTI (Time to Interactive)

Value22.6 s

1/100

10%

Network Requests Diagram

www.krtz.cz

1567 ms

style.css

107 ms

pagenavi-css.css

204 ms

jquery.js

312 ms

jquery-migrate.min.js

200 ms

Our browser made a total of 64 requests to load all elements on the main page. We found that 98% of them (63 requests) were addressed to the original Krtz.cz, 2% (1 request) were made to Toplist.cz. The less responsive or slowest element that took the longest time to load (1.6 sec) belongs to the original domain Krtz.cz.

Page Optimization Overview & Recommendations

Page size can be reduced by 862.7 kB (65%)

Content Size

1.3 MB

After Optimization

461.6 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Krtz.cz main page is 1.3 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. 35% of websites need less resources to load. Javascripts take 887.9 kB which makes up the majority of the site volume.

HTML Optimization

-85%

Potential reduce by 76.5 kB

  • Original 90.0 kB
  • After minification 89.1 kB
  • After compression 13.5 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 76.5 kB or 85% of the original size.

Image Optimization

-5%

Potential reduce by 15.3 kB

  • Original 290.0 kB
  • After minification 274.7 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. Krtz images are well optimized though.

JavaScript Optimization

-82%

Potential reduce by 726.5 kB

  • Original 887.9 kB
  • After minification 886.1 kB
  • After compression 161.3 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 726.5 kB or 82% of the original size.

CSS Optimization

-79%

Potential reduce by 44.4 kB

  • Original 56.4 kB
  • After minification 48.3 kB
  • After compression 12.1 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. Krtz.cz needs all CSS files to be minified and compressed as it can save up to 44.4 kB or 79% of the original size.

Requests Breakdown

Number of requests can be reduced by 27 (43%)

Requests Now

63

After Optimization

36

  • Images
  • JavaScript
  • CSS

The browser has sent 63 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Krtz. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 14 to 1 for JavaScripts and from 9 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

www.krtz.cz

www.krtz.cz

1567 ms

style.css

style.css

107 ms

pagenavi-css.css

pagenavi-css.css

204 ms

jquery.js

jquery.js

312 ms

jquery-migrate.min.js

jquery-migrate.min.js

200 ms

cufon.js

cufon.js

210 ms

Myriad_Pro_700.font.js

Myriad_Pro_700.font.js

649 ms

effects.js

effects.js

201 ms

jquery.easing.1.1.js

jquery.easing.1.1.js

295 ms

jcarousel.js

jcarousel.js

297 ms

widgets.min.css

widgets.min.css

298 ms

nextgen_basic_thumbnails.min.css

nextgen_basic_thumbnails.min.css

329 ms

trigger_buttons.min.css

trigger_buttons.min.css

423 ms

shutter.min.css

shutter.min.css

409 ms

font-awesome.min.css

font-awesome.min.css

414 ms

style.min.css

style.min.css

413 ms

nggallery.css

nggallery.css

419 ms

ajax.min.js

ajax.min.js

538 ms

common.min.js

common.min.js

529 ms

nextgen_basic_thumbnails.min.js

nextgen_basic_thumbnails.min.js

508 ms

lightbox_context.min.js

lightbox_context.min.js

513 ms

shutter.min.js

shutter.min.js

522 ms

nextgen_shutter.min.js

nextgen_shutter.min.js

604 ms

wp-emoji-release.min.js

wp-emoji-release.min.js

511 ms

autoklub-cr.gif

autoklub-cr.gif

139 ms

count.asp

count.asp

205 ms

body.png

body.png

134 ms

top-krtz.jpg

top-krtz.jpg

311 ms

search.png

search.png

134 ms

sbutton.png

sbutton.png

135 ms

menu.jpg

menu.jpg

136 ms

timthumb.php

timthumb.php

195 ms

timthumb.php

timthumb.php

312 ms

timthumb.php

timthumb.php

214 ms

timthumb.php

timthumb.php

316 ms

timthumb.php

timthumb.php

220 ms

timthumb.php

timthumb.php

297 ms

timthumb.php

timthumb.php

313 ms

timthumb.php

timthumb.php

320 ms

timthumb.php

timthumb.php

396 ms

timthumb.php

timthumb.php

416 ms

rss.png

rss.png

407 ms

facebook.png

facebook.png

409 ms

twitter.png

twitter.png

423 ms

kosmeticke-studio.png

kosmeticke-studio.png

422 ms

thajske-masaze.png

thajske-masaze.png

491 ms

salon-glamour-znojmo.png

salon-glamour-znojmo.png

504 ms

youtube.png

youtube.png

503 ms

timthumb.php

timthumb.php

521 ms

timthumb.php

timthumb.php

554 ms

timthumb.php

timthumb.php

518 ms

timthumb.php

timthumb.php

589 ms

timthumb.php

timthumb.php

613 ms

03.jpg

03.jpg

619 ms

ct4-sport.gif

ct4-sport.gif

194 ms

czinbutton.png

czinbutton.png

195 ms

znojmo-znak.gif

znojmo-znak.gif

212 ms

zampik.png

zampik.png

208 ms

slide.png

slide.png

597 ms

pre.png

pre.png

598 ms

nxt.png

nxt.png

636 ms

read.png

read.png

668 ms

bottom.png

bottom.png

697 ms

foot.png

foot.png

691 ms

Accessibility Review

krtz.cz accessibility score

71

Accessibility Issues

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

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

krtz.cz best practices score

92

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

General

Impact

Issue

High

Page has valid source maps

SEO Factors

krtz.cz SEO score

93

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

Language and Encoding

  • Language Detected

    CS

  • Language Claimed

    N/A

  • Encoding

    UTF-8

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

krtz.cz

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