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d4u.sk screenshot

Report Summary

  • 0

    Performance

  • 0

    Accessibility

  • 0

    Best Practices

  • 0

    SEO

d4u.sk

Tvorba web stránok

Page Load Speed

1.9 sec in total

First Response

421 ms

Resources Loaded

1.3 sec

Page Rendered

212 ms

d4u.sk screenshot

About Website

Click here to check amazing D 4 U content. Otherwise, check out these important facts you probably never knew about d4u.sk

Tvorba web stránok, webdesign, webhosting, registrácia domén, webmarketing.

Visit d4u.sk

Key Findings

We analyzed D4u.sk page load time and found that the first response time was 421 ms and then it took 1.5 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 30% of websites can load faster.

Performance Metrics

d4u.sk performance score

0

Network Requests Diagram

d4u.sk

421 ms

mootools.js

226 ms

caption.js

138 ms

system.css

151 ms

general.css

163 ms

Our browser made a total of 42 requests to load all elements on the main page. We found that 64% of them (27 requests) were addressed to the original D4u.sk, 10% (4 requests) were made to Pagead2.googlesyndication.com and 10% (4 requests) were made to Googleads.g.doubleclick.net. The less responsive or slowest element that took the longest time to load (464 ms) belongs to the original domain D4u.sk.

Page Optimization Overview & Recommendations

Page size can be reduced by 116.2 kB (52%)

Content Size

222.4 kB

After Optimization

106.2 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of D4u.sk main page is 222.4 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. 25% of websites need less resources to load. Javascripts take 125.0 kB which makes up the majority of the site volume.

HTML Optimization

-72%

Potential reduce by 10.5 kB

  • Original 14.7 kB
  • After minification 14.2 kB
  • After compression 4.2 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 10.5 kB or 72% of the original size.

Image Optimization

-43%

Potential reduce by 29.3 kB

  • Original 68.7 kB
  • After minification 39.4 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. Obviously, D 4 U needs image optimization as it can save up to 29.3 kB or 43% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-52%

Potential reduce by 65.4 kB

  • Original 125.0 kB
  • After minification 124.1 kB
  • After compression 59.6 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 65.4 kB or 52% of the original size.

CSS Optimization

-79%

Potential reduce by 11.0 kB

  • Original 14.0 kB
  • After minification 10.7 kB
  • After compression 3.0 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. D4u.sk needs all CSS files to be minified and compressed as it can save up to 11.0 kB or 79% of the original size.

Requests Breakdown

Number of requests can be reduced by 24 (59%)

Requests Now

41

After Optimization

17

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 41 CSS, Javascripts, AJAX and image requests in order to completely render the main page of D 4 U. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 9 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

d4u.sk

d4u.sk

421 ms

mootools.js

mootools.js

226 ms

caption.js

caption.js

138 ms

system.css

system.css

151 ms

general.css

general.css

163 ms

template.css

template.css

152 ms

show_ads.js

show_ads.js

5 ms

bg.png

bg.png

151 ms

topnav_l.png

topnav_l.png

153 ms

topnav_r.png

topnav_r.png

153 ms

topnav_bg.png

topnav_bg.png

153 ms

topnav_slash.png

topnav_slash.png

151 ms

logo.png

logo.png

156 ms

newsfl_top.png

newsfl_top.png

153 ms

newsfl_bot.png

newsfl_bot.png

154 ms

cont_cor_lt.png

cont_cor_lt.png

154 ms

cont_cor_rt.png

cont_cor_rt.png

168 ms

cont_t.png

cont_t.png

169 ms

content_bg.png

content_bg.png

208 ms

mod_bg.png

mod_bg.png

207 ms

mod_heading.png

mod_heading.png

210 ms

dot.png

dot.png

209 ms

pdf_button.png

pdf_button.png

218 ms

printButton.png

printButton.png

219 ms

emailButton.png

emailButton.png

262 ms

tvorba_web_stranok_graficky.gif

tvorba_web_stranok_graficky.gif

283 ms

zrt_lookup.html

zrt_lookup.html

32 ms

show_ads_impl.js

show_ads_impl.js

46 ms

ads

ads

158 ms

osd.js

osd.js

43 ms

ads

ads

96 ms

mod_heading.png

mod_heading.png

464 ms

footer.png

footer.png

136 ms

ga.js

ga.js

17 ms

__utm.gif

__utm.gif

15 ms

868308578051486605

868308578051486605

90 ms

abg.js

abg.js

46 ms

m_js_controller.js

m_js_controller.js

45 ms

googlelogo_color_112x36dp.png

googlelogo_color_112x36dp.png

91 ms

s

s

35 ms

x_button_blue2.png

x_button_blue2.png

4 ms

Tqng9ngJVK4Gqvh3e602hP-HqlN49KFEUSDtmrOPmWo.js

Tqng9ngJVK4Gqvh3e602hP-HqlN49KFEUSDtmrOPmWo.js

3 ms

SEO Factors

d4u.sk SEO score

0

Language and Encoding

  • Language Detected

    SK

  • Language Claimed

    SK

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise D4u.sk can be misinterpreted by Google and other search engines. Our service has detected that Slovak is used on the page, and it matches the claimed language. Our system also found out that D4u.sk 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

d4u.sk

Open Graph description is not detected on the main page of D 4 U. 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: