Tools & Wizards About Us
razitka.cz screenshot

Report Summary

  • 37

    Performance

    Renders faster than
    56% of other websites

  • 69

    Accessibility

    Visual factors better than
    that of 34% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 88

    SEO

    Google-friendlier than
    65% of websites

razitka.cz

www.razitka.cz

Page Load Speed

12.3 sec in total

First Response

462 ms

Resources Loaded

11.6 sec

Page Rendered

331 ms

razitka.cz screenshot

About Website

Welcome to razitka.cz homepage info - get ready to check Razitka best content right away, or after learning these important things about razitka.cz

www.razitka.cz

Visit razitka.cz

Key Findings

We analyzed Razitka.cz page load time and found that the first response time was 462 ms and then it took 11.9 sec to load all DOM resources and completely render a web page. This is a poor result, as 90% of websites can load faster.

Performance Metrics

razitka.cz performance score

37

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.7 s

13/100

10%

LCP (Largest Contentful Paint)

Value20.2 s

0/100

25%

SI (Speed Index)

Value16.3 s

0/100

10%

TBT (Total Blocking Time)

Value320 ms

77/100

30%

CLS (Cumulative Layout Shift)

Value0.139

79/100

15%

TTI (Time to Interactive)

Value14.0 s

10/100

10%

Network Requests Diagram

razitka.cz

462 ms

razitka.cz

639 ms

css

38 ms

prettyPhoto.css

168 ms

camera.css

286 ms

Our browser made a total of 73 requests to load all elements on the main page. We found that 73% of them (53 requests) were addressed to the original Razitka.cz, 16% (12 requests) were made to Live.staticflickr.com and 3% (2 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (6.4 sec) belongs to the original domain Razitka.cz.

Page Optimization Overview & Recommendations

Page size can be reduced by 56.6 kB (23%)

Content Size

241.9 kB

After Optimization

185.3 kB

  • HTML
  • Images
  • JavaScript

In fact, the total size of Razitka.cz main page is 241.9 kB. This result falls beyond the top 1M of websites and identifies a large and not optimized web page that may take ages to load. 30% of websites need less resources to load. Javascripts take 165.1 kB which makes up the majority of the site volume.

HTML Optimization

-84%

Potential reduce by 24.4 kB

  • Original 29.2 kB
  • After minification 26.4 kB
  • After compression 4.8 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. 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 24.4 kB or 84% of the original size.

Image Optimization

-0%

Potential reduce by 175 B

  • Original 47.6 kB
  • After minification 47.4 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. Razitka images are well optimized though.

JavaScript Optimization

-19%

Potential reduce by 32.0 kB

  • Original 165.1 kB
  • After minification 165.1 kB
  • After compression 133.1 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 32.0 kB or 19% of the original size.

Requests Breakdown

Number of requests can be reduced by 23 (33%)

Requests Now

70

After Optimization

47

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 70 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Razitka. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 18 to 1 for JavaScripts and from 7 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

razitka.cz

razitka.cz

462 ms

razitka.cz

razitka.cz

639 ms

css

css

38 ms

prettyPhoto.css

prettyPhoto.css

168 ms

camera.css

camera.css

286 ms

bootstrap.css

bootstrap.css

957 ms

theme.css

theme.css

587 ms

skin.css

skin.css

368 ms

bootstrap-responsive.css

bootstrap-responsive.css

588 ms

jquery.min.js

jquery.min.js

30 ms

prettify.js

prettify.js

496 ms

jquery.easing.1.3.js

jquery.easing.1.3.js

403 ms

bootstrap.js

bootstrap.js

774 ms

jquery.preloader.js

jquery.preloader.js

519 ms

superfish.js

superfish.js

620 ms

jquery.tweet.js

jquery.tweet.js

643 ms

jquery.prettyPhoto.js

jquery.prettyPhoto.js

749 ms

myscript.js

myscript.js

707 ms

application.js

application.js

750 ms

jquery.mobile.customized.min.js

jquery.mobile.customized.min.js

1485 ms

camera.js

camera.js

1066 ms

jquery.jcarousel.js

jquery.jcarousel.js

1586 ms

retargeting.js

retargeting.js

700 ms

analytics.js

analytics.js

28 ms

collect

collect

12 ms

js

js

60 ms

menu_bg.png

menu_bg.png

117 ms

logo.png

logo.png

141 ms

m1h.jpg

m1h.jpg

123 ms

odrazka.jpg

odrazka.jpg

130 ms

m2.jpg

m2.jpg

233 ms

m3.jpg

m3.jpg

239 ms

m4.jpg

m4.jpg

246 ms

m8.jpg

m8.jpg

315 ms

m9.jpg

m9.jpg

393 ms

m5.jpg

m5.jpg

351 ms

m6.jpg

m6.jpg

372 ms

BANNER.jpg

BANNER.jpg

1559 ms

icon1.png

icon1.png

387 ms

znak.jpg

znak.jpg

384 ms

icon2.png

icon2.png

467 ms

icon3.png

icon3.png

495 ms

icon4.png

icon4.png

509 ms

20170323115557_01.jpg

20170323115557_01.jpg

1868 ms

zoom1.png

zoom1.png

508 ms

20170323115614_02.jpg

20170323115614_02.jpg

2707 ms

20170323115625_03.jpg

20170323115625_03.jpg

2151 ms

20170323115639_04.jpg

20170323115639_04.jpg

4314 ms

20170323115716_05.jpg

20170323115716_05.jpg

2615 ms

20170323115728_06.jpg

20170323115728_06.jpg

3435 ms

20170323115735_07.jpg

20170323115735_07.jpg

3252 ms

20170323115745_08.jpg

20170323115745_08.jpg

3367 ms

foot_logo.png

foot_logo.png

2748 ms

Arcon-Regular.woff

Arcon-Regular.woff

2817 ms

loader.js

loader.js

150 ms

photos_public.gne

photos_public.gne

60 ms

slider_nav.png

slider_nav.png

2556 ms

20170323105514_01.jpg

20170323105514_01.jpg

6435 ms

jcarousel_arrows.png

jcarousel_arrows.png

2677 ms

preload_img.gif

preload_img.gif

2840 ms

3606963264_147d816103_s.jpg

3606963264_147d816103_s.jpg

43 ms

3606963228_6bc9c3f3ae_s.jpg

3606963228_6bc9c3f3ae_s.jpg

39 ms

3606963196_74367110fa_s.jpg

3606963196_74367110fa_s.jpg

40 ms

3606144011_5d3544cf59_s.jpg

3606144011_5d3544cf59_s.jpg

41 ms

3606963134_fbeba653af_s.jpg

3606963134_fbeba653af_s.jpg

47 ms

3606963086_fbcf3fc113_s.jpg

3606963086_fbcf3fc113_s.jpg

43 ms

3606143905_30ac2e2f6e_s.jpg

3606143905_30ac2e2f6e_s.jpg

45 ms

3606143871_4286103bb4_s.jpg

3606143871_4286103bb4_s.jpg

45 ms

3357650194_b6926c622f_s.jpg

3357650194_b6926c622f_s.jpg

48 ms

3356832311_1c182a08b0_s.jpg

3356832311_1c182a08b0_s.jpg

47 ms

3356832139_4500bf2331_s.jpg

3356832139_4500bf2331_s.jpg

50 ms

3356832027_906a77557a_s.jpg

3356832027_906a77557a_s.jpg

50 ms

20170323105532_02.jpg

20170323105532_02.jpg

2400 ms

Accessibility Review

razitka.cz accessibility score

69

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 valid value for its [lang] attribute.

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

Image elements do not have [alt] attributes

High

Links do not have a discernible name

Best Practices

razitka.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

User Experience

Impact

Issue

High

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

High

Page has valid source maps

SEO Factors

razitka.cz SEO score

88

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

    N/A

  • Language Claimed

    CZ

  • Encoding

    WINDOWS-1250

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Razitka.cz can be misinterpreted by Google and other search engines. Unfortunately we cannot identify language used on the page (probably there is a mix of languages, too little text or something else), while the claimed language is . Our system also found out that Razitka.cz main page’s claimed encoding is windows-1250. Changing it to UTF-8 can be a good choice, as this format is commonly used for encoding all over the web and thus their visitors won’t have any troubles with symbol transcription or reading.

Social Sharing Optimization

razitka.cz

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