Tools & Wizards About Us
darky.heureka.cz screenshot

Report Summary

  • 0

    Performance

  • 0

    Accessibility

  • 0

    Best Practices

  • 0

    SEO

darky.heureka.cz

Dárky - Heureka.cz

Page Load Speed

4.9 sec in total

First Response

496 ms

Resources Loaded

4.2 sec

Page Rendered

242 ms

darky.heureka.cz screenshot

About Website

Click here to check amazing Darky Heureka content for Czech Republic. Otherwise, check out these important facts you probably never knew about darky.heureka.cz

Dárky od Heureka.cz

Visit darky.heureka.cz

Key Findings

We analyzed Darky.heureka.cz page load time and found that the first response time was 496 ms and then it took 4.4 sec to load all DOM resources and completely render a web page. This is a poor result, as 65% of websites can load faster.

Performance Metrics

darky.heureka.cz performance score

0

Network Requests Diagram

darky.heureka.cz

496 ms

gifts.css

230 ms

1229dd1f-1-loader.js

208 ms

1229dd1f-ga.js

247 ms

1229dd1f-1-wrc9.js

272 ms

Our browser made a total of 65 requests to load all elements on the main page. We found that 2% of them (1 request) were addressed to the original Darky.heureka.cz, 51% (33 requests) were made to Im9.cz and 11% (7 requests) were made to Cz.adocean.pl. The less responsive or slowest element that took the longest time to load (1.6 sec) relates to the external source Im9.cz.

Page Optimization Overview & Recommendations

Page size can be reduced by 280.9 kB (43%)

Content Size

652.5 kB

After Optimization

371.6 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Darky.heureka.cz main page is 652.5 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. 35% of websites need less resources to load. Javascripts take 340.9 kB which makes up the majority of the site volume.

HTML Optimization

-78%

Potential reduce by 26.6 kB

  • Original 34.2 kB
  • After minification 30.9 kB
  • After compression 7.6 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 26.6 kB or 78% of the original size.

Image Optimization

-5%

Potential reduce by 11.9 kB

  • Original 249.7 kB
  • After minification 237.7 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. Darky Heureka images are well optimized though.

JavaScript Optimization

-65%

Potential reduce by 221.0 kB

  • Original 340.9 kB
  • After minification 335.0 kB
  • After compression 119.9 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 221.0 kB or 65% of the original size.

CSS Optimization

-77%

Potential reduce by 21.3 kB

  • Original 27.7 kB
  • After minification 27.6 kB
  • After compression 6.3 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. Darky.heureka.cz needs all CSS files to be minified and compressed as it can save up to 21.3 kB or 77% of the original size.

Requests Breakdown

Number of requests can be reduced by 32 (52%)

Requests Now

61

After Optimization

29

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 61 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Darky Heureka. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 24 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

darky.heureka.cz

darky.heureka.cz

496 ms

gifts.css

gifts.css

230 ms

1229dd1f-1-loader.js

1229dd1f-1-loader.js

208 ms

1229dd1f-ga.js

1229dd1f-ga.js

247 ms

1229dd1f-1-wrc9.js

1229dd1f-1-wrc9.js

272 ms

ga.js

ga.js

52 ms

7217fe6240337ef70a6c028c88c16b8d--mmf150x130.jpg

7217fe6240337ef70a6c028c88c16b8d--mmf150x130.jpg

122 ms

caac4f37f32b3edb946955ead1544bf1--mmf150x130.jpg

caac4f37f32b3edb946955ead1544bf1--mmf150x130.jpg

145 ms

c4fb07084fe8f6f48c4527322e7a57a2--mmf150x130.jpg

c4fb07084fe8f6f48c4527322e7a57a2--mmf150x130.jpg

173 ms

00a40ff628b2d5da0e8848086bf38af2--mmf150x130.jpg

00a40ff628b2d5da0e8848086bf38af2--mmf150x130.jpg

205 ms

aa4e5cc0f48e8b6b5b2bf9613c479d44--mmf150x130.jpg

aa4e5cc0f48e8b6b5b2bf9613c479d44--mmf150x130.jpg

241 ms

f89d86e08864486352d81dd50f8519f1--mmf150x130.jpg

f89d86e08864486352d81dd50f8519f1--mmf150x130.jpg

268 ms

c8e0a7d9e00c04ae5610f041f6f22ae8--mmf150x130.jpg

c8e0a7d9e00c04ae5610f041f6f22ae8--mmf150x130.jpg

304 ms

6451c4f0f7bc21d46ef952d6ddc40b8b--mmf150x130.jpg

6451c4f0f7bc21d46ef952d6ddc40b8b--mmf150x130.jpg

333 ms

8a78a2568391dd6fb98337c7ada22c55--mmf150x130.jpg

8a78a2568391dd6fb98337c7ada22c55--mmf150x130.jpg

366 ms

6e6318add6ccc21fe865ae331fbc1eca--mmf150x130.jpg

6e6318add6ccc21fe865ae331fbc1eca--mmf150x130.jpg

401 ms

7a12359c25d8099af0a471a267c60922--mmf150x130.jpg

7a12359c25d8099af0a471a267c60922--mmf150x130.jpg

433 ms

fa80772f2ad5c416d33f4e9bb5d9517b--mmf150x130.jpg

fa80772f2ad5c416d33f4e9bb5d9517b--mmf150x130.jpg

465 ms

0c50d92f8ee90c22428ddf6c045a7988--mmf150x130.jpg

0c50d92f8ee90c22428ddf6c045a7988--mmf150x130.jpg

500 ms

dfd82dd5a6de518ad6429de3685145b5--mmf150x130.jpg

dfd82dd5a6de518ad6429de3685145b5--mmf150x130.jpg

532 ms

55ef8317b5aefdafdb99dd67ba1cd567--mmf150x130.jpg

55ef8317b5aefdafdb99dd67ba1cd567--mmf150x130.jpg

564 ms

dc238f8181d9a5d86adbff6b30d4e5f6--mmf150x130.jpg

dc238f8181d9a5d86adbff6b30d4e5f6--mmf150x130.jpg

599 ms

7d69f769a08d8b7a32ff3836fa3dc844--mmf150x130.jpg

7d69f769a08d8b7a32ff3836fa3dc844--mmf150x130.jpg

830 ms

d0c44c93d6e3af15929fc5cebd25e5c9--mmf150x130.jpg

d0c44c93d6e3af15929fc5cebd25e5c9--mmf150x130.jpg

863 ms

f05b476eb284310f44fb309af94bba3c--mmf150x130.jpg

f05b476eb284310f44fb309af94bba3c--mmf150x130.jpg

898 ms

gtm.js

gtm.js

77 ms

header-2.png

header-2.png

1013 ms

background_side_present.png

background_side_present.png

1084 ms

logo.png

logo.png

902 ms

licko.gif

licko.gif

1041 ms

ico_darek.gif

ico_darek.gif

1093 ms

tip.gif

tip.gif

1321 ms

heureka-logo.jpg

heureka-logo.jpg

1361 ms

1229dd1f-1-prototype.js,basic.js,gifts.js

1229dd1f-1-prototype.js,basic.js,gifts.js

1573 ms

xgemius.js

xgemius.js

1529 ms

ado.js

ado.js

320 ms

__utm.gif

__utm.gif

12 ms

analytics.js

analytics.js

17 ms

fbds.js

fbds.js

12 ms

customer-tracking.js

customer-tracking.js

369 ms

conversion_async.js

conversion_async.js

26 ms

106 ms

collect

collect

25 ms

collect

collect

64 ms

43 ms

49 ms

rexdot.gif

rexdot.gif

98 ms

crossd_iframe.html

crossd_iframe.html

92 ms

24 ms

feedback-border.gif

feedback-border.gif

671 ms

ad.js

ad.js

109 ms

sarg=56D4C0CE9D83EE8A

sarg=56D4C0CE9D83EE8A

213 ms

ad.js

ad.js

214 ms

sarg=56D4C0CE9D83EE8A%7C_cdata%3A678388_0%2C678513_0%2C678525_0%2C678528_0%2C678532_0%2C678708_0%2C678703_0%2C678669_0%2C678550_0%2C678551_0%2C678554_0%2C678595_0%2C678597_0%2C678599_0%2C678613_0%2C678632_0%2C678634_0%2C678635_0%2C678638_0%2C678711_0

sarg=56D4C0CE9D83EE8A%7C_cdata%3A678388_0%2C678513_0%2C678525_0%2C678528_0%2C678532_0%2C678708_0%2C678703_0%2C678669_0%2C678550_0%2C678551_0%2C678554_0%2C678595_0%2C678597_0%2C678599_0%2C678613_0%2C678632_0%2C678634_0%2C678635_0%2C678638_0%2C678711_0

108 ms

cpex_universal_16_01_15_heureka.js

cpex_universal_16_01_15_heureka.js

213 ms

uuid.js

uuid.js

340 ms

adform_dmp_new_final.js

adform_dmp_new_final.js

108 ms

autorizovany_prodejce_150511.js

autorizovany_prodejce_150511.js

109 ms

trk_measurement_pixel_151211.js

trk_measurement_pixel_151211.js

108 ms

sarg=56D4C0CE9D83EE8A%7C_cdata%3A678388_0%2C678513_0%2C678525_0%2C678528_0%2C678532_0%2C678708_0%2C678703_0%2C678669_0%2C678550_0%2C678551_0%2C678554_0%2C678595_0%2C678597_0%2C678599_0%2C678613_0%2C678632_0%2C678634_0%2C678635_0%2C678638_0%2C678711_0

sarg=56D4C0CE9D83EE8A%7C_cdata%3A678388_0%2C678513_0%2C678525_0%2C678528_0%2C678532_0%2C678708_0%2C678703_0%2C678669_0%2C678550_0%2C678551_0%2C678554_0%2C678595_0%2C678597_0%2C678599_0%2C678613_0%2C678632_0%2C678634_0%2C678635_0%2C678638_0%2C678711_0

108 ms

api

api

326 ms

sarg=56D4C0CE9D83EE8A%7C_cdata%3A678388_0%2C678513_0%2C678525_0%2C678528_0%2C678532_0%2C678708_0%2C678703_0%2C678669_0%2C678550_0%2C678551_0%2C678554_0%2C678595_0%2C678597_0%2C678599_0%2C678613_0%2C678632_0%2C678634_0%2C678635_0%2C678638_0%2C678711_0

sarg=56D4C0CE9D83EE8A%7C_cdata%3A678388_0%2C678513_0%2C678525_0%2C678528_0%2C678532_0%2C678708_0%2C678703_0%2C678669_0%2C678550_0%2C678551_0%2C678554_0%2C678595_0%2C678597_0%2C678599_0%2C678613_0%2C678632_0%2C678634_0%2C678635_0%2C678638_0%2C678711_0

212 ms

sarg=56D4C0CE9D83EE8A%7C_cdata%3A678388_0%2C678513_0%2C678525_0%2C678528_0%2C678532_0%2C678708_0%2C678703_0%2C678669_0%2C678550_0%2C678551_0%2C678554_0%2C678595_0%2C678597_0%2C678599_0%2C678613_0%2C678632_0%2C678634_0%2C678635_0%2C678638_0%2C678711_0

sarg=56D4C0CE9D83EE8A%7C_cdata%3A678388_0%2C678513_0%2C678525_0%2C678528_0%2C678532_0%2C678708_0%2C678703_0%2C678669_0%2C678550_0%2C678551_0%2C678554_0%2C678595_0%2C678597_0%2C678599_0%2C678613_0%2C678632_0%2C678634_0%2C678635_0%2C678638_0%2C678711_0

215 ms

115 ms

redot.gif

redot.gif

111 ms

SEO Factors

darky.heureka.cz SEO score

0

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 Darky.heureka.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 Darky.heureka.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

darky.heureka.cz

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