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Report Summary

  • 0

    Performance

  • 0

    Accessibility

  • 0

    Best Practices

  • 0

    SEO

devdays.kdab.com

- Qt Developer Days 2014 - Home | Qt Developer Days 2014

Page Load Speed

4.3 sec in total

First Response

276 ms

Resources Loaded

3.9 sec

Page Rendered

155 ms

devdays.kdab.com screenshot

About Website

Welcome to devdays.kdab.com homepage info - get ready to check Dev Days Kdab best content for Pakistan right away, or after learning these important things about devdays.kdab.com

Visit devdays.kdab.com

Key Findings

We analyzed Devdays.kdab.com page load time and found that the first response time was 276 ms and then it took 4.1 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

devdays.kdab.com performance score

0

Network Requests Diagram

europe

276 ms

css_CBZm8zuzvjwZFoT5B1PDr8mNW8WKF-IUL1PkZVeycxk.css

72 ms

css_9Ea6kXzdPMe2TPFfBfGuNZb0CZyE8aiK8rmBpp86CCs.css

178 ms

css_BIf6zc-S8mjRUu4NFzYQXrcRSek8vFEFHCgAWIRZaYU.css

146 ms

css_DWCtJsHN6elkjwpiXJpUbAnO9Cn-QoQRiC3PZ38n1To.css

178 ms

Our browser made a total of 33 requests to load all elements on the main page. We found that 0% of them (0 request) were addressed to the original Devdays.kdab.com, 12% (4 requests) were made to Fonts.gstatic.com and 9% (3 requests) were made to Fonts.googleapis.com. The less responsive or slowest element that took the longest time to load (306 ms) relates to the external source Qtdeveloperdays.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 292.9 kB (51%)

Content Size

578.9 kB

After Optimization

286.0 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Devdays.kdab.com main page is 578.9 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. Images take 296.5 kB which makes up the majority of the site volume.

HTML Optimization

-76%

Potential reduce by 18.8 kB

  • Original 24.8 kB
  • After minification 23.6 kB
  • After compression 6.0 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 18.8 kB or 76% of the original size.

Image Optimization

-28%

Potential reduce by 81.9 kB

  • Original 296.5 kB
  • After minification 214.6 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, Dev Days Kdab needs image optimization as it can save up to 81.9 kB or 28% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-67%

Potential reduce by 107.5 kB

  • Original 159.4 kB
  • After minification 142.2 kB
  • After compression 51.9 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 107.5 kB or 67% of the original size.

CSS Optimization

-86%

Potential reduce by 84.7 kB

  • Original 98.2 kB
  • After minification 96.7 kB
  • After compression 13.5 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. Devdays.kdab.com needs all CSS files to be minified and compressed as it can save up to 84.7 kB or 86% of the original size.

Requests Breakdown

Number of requests can be reduced by 13 (46%)

Requests Now

28

After Optimization

15

  • Images
  • JavaScript
  • CSS

The browser has sent 28 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Dev Days Kdab. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 8 to 1 for JavaScripts and from 7 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

europe

europe

276 ms

css_CBZm8zuzvjwZFoT5B1PDr8mNW8WKF-IUL1PkZVeycxk.css

css_CBZm8zuzvjwZFoT5B1PDr8mNW8WKF-IUL1PkZVeycxk.css

72 ms

css_9Ea6kXzdPMe2TPFfBfGuNZb0CZyE8aiK8rmBpp86CCs.css

css_9Ea6kXzdPMe2TPFfBfGuNZb0CZyE8aiK8rmBpp86CCs.css

178 ms

css_BIf6zc-S8mjRUu4NFzYQXrcRSek8vFEFHCgAWIRZaYU.css

css_BIf6zc-S8mjRUu4NFzYQXrcRSek8vFEFHCgAWIRZaYU.css

146 ms

css_DWCtJsHN6elkjwpiXJpUbAnO9Cn-QoQRiC3PZ38n1To.css

css_DWCtJsHN6elkjwpiXJpUbAnO9Cn-QoQRiC3PZ38n1To.css

178 ms

jquery.js

jquery.js

228 ms

jquery.once.js

jquery.once.js

149 ms

drupal.js

drupal.js

157 ms

no-js.js

no-js.js

217 ms

qtdevdays14.behaviors.js

qtdevdays14.behaviors.js

216 ms

qtdevdays-global.js

qtdevdays-global.js

226 ms

css

css

64 ms

css

css

76 ms

css

css

88 ms

world.png

world.png

203 ms

gtm.js

gtm.js

65 ms

developerdays_europe_land_pos.png

developerdays_europe_land_pos.png

143 ms

menu-leaf.png

menu-leaf.png

98 ms

site-menu.png

site-menu.png

98 ms

icons-mix.png

icons-mix.png

98 ms

JedrzejNowacki.png

JedrzejNowacki.png

301 ms

olivier-goffart.jpg

olivier-goffart.jpg

265 ms

lars-knoll.jpg

lars-knoll.jpg

257 ms

socials-s221f6dc7f8.png

socials-s221f6dc7f8.png

171 ms

trans.png

trans.png

298 ms

sponsors-s7bb620142e.png

sponsors-s7bb620142e.png

207 ms

golem_media.png

golem_media.png

306 ms

DXI1ORHCpsQm3Vp6mXoaTZS3E-kSBmtLoNJPDtbj2Pk.ttf

DXI1ORHCpsQm3Vp6mXoaTZS3E-kSBmtLoNJPDtbj2Pk.ttf

85 ms

k3k702ZOKiLJc3WVjuplzJS3E-kSBmtLoNJPDtbj2Pk.ttf

k3k702ZOKiLJc3WVjuplzJS3E-kSBmtLoNJPDtbj2Pk.ttf

96 ms

G0XvmuebhPCfCq4YdUpRgALUuEpTyoUstqEm5AMlJo4.ttf

G0XvmuebhPCfCq4YdUpRgALUuEpTyoUstqEm5AMlJo4.ttf

104 ms

0XxGQsSc1g4rdRdjJKZrNMDdSZkkecOE1hvV7ZHvhyU.ttf

0XxGQsSc1g4rdRdjJKZrNMDdSZkkecOE1hvV7ZHvhyU.ttf

124 ms

analytics.js

analytics.js

30 ms

collect

collect

12 ms

SEO Factors

devdays.kdab.com SEO score

0

Language and Encoding

  • Language Detected

    EN

  • Language Claimed

    EN

  • Encoding

    UTF-8

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

devdays.kdab.com

Open Graph description is not detected on the main page of Dev Days Kdab. 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: