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midi.cz screenshot

Report Summary

  • 26

    Performance

    Renders faster than
    45% of other websites

  • 97

    Accessibility

    Visual factors better than
    that of 91% of websites

  • 58

    Best Practices

    More advanced features
    available than in
    20% of websites

  • 75

    SEO

    Google-friendlier than
    32% of websites

midi.cz

Midi

Page Load Speed

23.7 sec in total

First Response

473 ms

Resources Loaded

22.2 sec

Page Rendered

1.1 sec

midi.cz screenshot

About Website

Welcome to midi.cz homepage info - get ready to check Midi best content for Czech Republic right away, or after learning these important things about midi.cz

Internetový inzertní bazar s hudebními nástroji a audio technikou.

Visit midi.cz

Key Findings

We analyzed Midi.cz page load time and found that the first response time was 473 ms and then it took 23.2 sec to load all DOM resources and completely render a web page. This is an excellent result, as only a small number of websites can load faster. Unfortunately, there was 1 request timeout, which can generally increase the web page load time, as the browser stays idle while waiting for website response.

Performance Metrics

midi.cz performance score

26

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.1 s

47/100

10%

LCP (Largest Contentful Paint)

Value6.4 s

9/100

25%

SI (Speed Index)

Value8.1 s

21/100

10%

TBT (Total Blocking Time)

Value3,200 ms

2/100

30%

CLS (Cumulative Layout Shift)

Value0.014

100/100

15%

TTI (Time to Interactive)

Value14.5 s

9/100

10%

Network Requests Diagram

midi.cz

473 ms

midi.cz

385 ms

www.midi.cz

1120 ms

style2.css

97 ms

jquery-1.6.2.min.js

289 ms

Our browser made a total of 118 requests to load all elements on the main page. We found that 66% of them (78 requests) were addressed to the original Midi.cz, 8% (9 requests) were made to Tpc.googlesyndication.com and 6% (7 requests) were made to Pagead2.googlesyndication.com. The less responsive or slowest element that took the longest time to load (19.6 sec) relates to the external source Toplist.cz.

Page Optimization Overview & Recommendations

Page size can be reduced by 300.4 kB (8%)

Content Size

3.6 MB

After Optimization

3.3 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Midi.cz main page is 3.6 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 2.8 MB which makes up the majority of the site volume.

HTML Optimization

-91%

Potential reduce by 203.2 kB

  • Original 223.0 kB
  • After minification 118.9 kB
  • After compression 19.8 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. This page needs HTML code to be minified as it can gain 104.2 kB, which is 47% of the original size. It is highly recommended that content of this web page should be compressed using GZIP, as it can save up to 203.2 kB or 91% of the original size.

Image Optimization

-3%

Potential reduce by 89.4 kB

  • Original 2.8 MB
  • After minification 2.7 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. Midi images are well optimized though.

JavaScript Optimization

-1%

Potential reduce by 7.1 kB

  • Original 599.5 kB
  • After minification 599.5 kB
  • After compression 592.4 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

-11%

Potential reduce by 733 B

  • Original 6.5 kB
  • After minification 6.5 kB
  • After compression 5.7 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. Midi.cz needs all CSS files to be minified and compressed as it can save up to 733 B or 11% of the original size.

Requests Breakdown

Number of requests can be reduced by 34 (32%)

Requests Now

107

After Optimization

73

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 107 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Midi. 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 5 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

midi.cz

midi.cz

473 ms

midi.cz

midi.cz

385 ms

www.midi.cz

www.midi.cz

1120 ms

style2.css

style2.css

97 ms

jquery-1.6.2.min.js

jquery-1.6.2.min.js

289 ms

jquery.selectBox.js

jquery.selectBox.js

286 ms

jquery.colorbox.js

jquery.colorbox.js

286 ms

colorbox.css

colorbox.css

286 ms

scripts.js

scripts.js

287 ms

js.js

js.js

287 ms

style.css

style.css

380 ms

adsbygoogle.js

adsbygoogle.js

109 ms

js

js

49 ms

adsbygoogle.js

adsbygoogle.js

201 ms

body-bg.png

body-bg.png

143 ms

show_ads_impl.js

show_ads_impl.js

246 ms

body-bg-hp.jpg

body-bg-hp.jpg

305 ms

ga.js

ga.js

76 ms

1715252827.jpg

1715252827.jpg

207 ms

zvukarina.gif

zvukarina.gif

146 ms

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243784.jpg

300 ms

plus.png

plus.png

146 ms

minus.png

minus.png

161 ms

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240438.jpg

393 ms

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246717.jpg

390 ms

246700.jpeg

246700.jpeg

335 ms

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246909.jpeg

389 ms

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246911.jpg

453 ms

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246914.jpg

385 ms

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203222.JPG

523 ms

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203038.JPG

571 ms

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577 ms

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246855.jpg

485 ms

no-photo.jpg

no-photo.jpg

487 ms

245906.JPG

245906.JPG

548 ms

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580 ms

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581 ms

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246979.JPG

616 ms

246511.jpg

246511.jpg

741 ms

246546.jpg

246546.jpg

665 ms

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244316.jpg

670 ms

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241628.jpg

767 ms

240257.jpg

240257.jpg

862 ms

246978.jpg

246978.jpg

821 ms

243443.jpeg

243443.jpeg

856 ms

243434.jpeg

243434.jpeg

862 ms

246185.jpeg

246185.jpeg

1014 ms

197486.JPG

197486.JPG

863 ms

246366.jpg

246366.jpg

1013 ms

246526.jpg

246526.jpg

1013 ms

246693.jpg

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1115 ms

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1011 ms

246829.jpeg

246829.jpeg

945 ms

__utm.gif

__utm.gif

56 ms

246827.jpg

246827.jpg

891 ms

246825.jpg

246825.jpg

878 ms

collect

collect

13 ms

246824.jpeg

246824.jpeg

958 ms

ga-audiences

ga-audiences

92 ms

count.asp

count.asp

19622 ms

244946.jpg

244946.jpg

913 ms

zrt_lookup.html

zrt_lookup.html

36 ms

ads

ads

446 ms

ads

ads

544 ms

246744.jpg

246744.jpg

869 ms

246745.jpg

246745.jpg

839 ms

ads

ads

344 ms

ads

ads

380 ms

ads

ads

423 ms

246977.jpg

246977.jpg

805 ms

245184.jpg

245184.jpg

782 ms

246976.jpg

246976.jpg

780 ms

1715252600.jpg

1715252600.jpg

779 ms

banner-2-normal_gopay.png

banner-2-normal_gopay.png

844 ms

logo-midi.png

logo-midi.png

783 ms

input-89-27.png

input-89-27.png

761 ms

btn-27-27.png

btn-27-27.png

884 ms

btn-fb.png

btn-fb.png

849 ms

arrow-red.png

arrow-red.png

823 ms

bazar-box.png

bazar-box.png

801 ms

box-bazar-line.png

box-bazar-line.png

795 ms

link-vip.png

link-vip.png

793 ms

btn-vlozit-inzerat.png

btn-vlozit-inzerat.png

792 ms

icon-fb.png

icon-fb.png

757 ms

icon-twitter.png

icon-twitter.png

707 ms

icon-rss.png

icon-rss.png

752 ms

reactive_library.js

reactive_library.js

237 ms

ca-pub-6543132052317343

ca-pub-6543132052317343

60 ms

search-input.png

search-input.png

683 ms

btn-86-41.png

btn-86-41.png

667 ms

2076313506083323656

2076313506083323656

31 ms

load_preloaded_resource.js

load_preloaded_resource.js

32 ms

abg_lite.js

abg_lite.js

43 ms

window_focus.js

window_focus.js

30 ms

qs_click_protection.js

qs_click_protection.js

32 ms

ufs_web_display.js

ufs_web_display.js

43 ms

bbae3fd3506d8d9338f85d10ea9db8af.js

bbae3fd3506d8d9338f85d10ea9db8af.js

43 ms

icon.png

icon.png

18 ms

15038061270754742754

15038061270754742754

41 ms

arrow-black-back.png

arrow-black-back.png

614 ms

arrow-black.png

arrow-black.png

597 ms

arrow-right.png

arrow-right.png

592 ms

footer-bg.png

footer-bg.png

655 ms

select-159-41.png

select-159-41.png

654 ms

css

css

68 ms

3308915114939179016

3308915114939179016

70 ms

feedback_grey600_24dp.png

feedback_grey600_24dp.png

28 ms

fullscreen_api_adapter.js

fullscreen_api_adapter.js

35 ms

interstitial_ad_frame.js

interstitial_ad_frame.js

40 ms

settings_grey600_24dp.png

settings_grey600_24dp.png

41 ms

activeview

activeview

100 ms

GhmJCpBREX7wgGMT0ZiWZLwlRNdtIOd5PV2NPLMoOVM.js

GhmJCpBREX7wgGMT0ZiWZLwlRNdtIOd5PV2NPLMoOVM.js

22 ms

KFOmCnqEu92Fr1Mu4mxP.ttf

KFOmCnqEu92Fr1Mu4mxP.ttf

92 ms

KFOlCnqEu92Fr1MmSU5fBBc9.ttf

KFOlCnqEu92Fr1MmSU5fBBc9.ttf

95 ms

KFOlCnqEu92Fr1MmWUlfBBc9.ttf

KFOlCnqEu92Fr1MmWUlfBBc9.ttf

98 ms

css

css

74 ms

4Ua_rENHsxJlGDuGo1OIlJfC6l_24rlCK1Yo_Iqcsih3SAyH6cAwhX9RFD48TE63OOYKtrw2IJllpyw.ttf

4Ua_rENHsxJlGDuGo1OIlJfC6l_24rlCK1Yo_Iqcsih3SAyH6cAwhX9RFD48TE63OOYKtrw2IJllpyw.ttf

9 ms

4Ua_rENHsxJlGDuGo1OIlJfC6l_24rlCK1Yo_Iqcsih3SAyH6cAwhX9RFD48TE63OOYKtrwEIJllpyw.ttf

4Ua_rENHsxJlGDuGo1OIlJfC6l_24rlCK1Yo_Iqcsih3SAyH6cAwhX9RFD48TE63OOYKtrwEIJllpyw.ttf

11 ms

Accessibility Review

midi.cz accessibility score

97

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.

Best Practices

midi.cz best practices score

58

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

Browser errors were logged to the console

High

Page has valid source maps

SEO Factors

midi.cz SEO score

75

Search Engine Optimization Advices

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 Midi.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 Midi.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

midi.cz

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