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Report Summary

  • 0

    Performance

  • 0

    Accessibility

  • 0

    Best Practices

  • 0

    SEO

cs.helsinki.fi

Computer Science | Faculty of Science | University of Helsinki

Page Load Speed

3.9 sec in total

First Response

372 ms

Resources Loaded

3.1 sec

Page Rendered

368 ms

cs.helsinki.fi screenshot

About Website

Visit cs.helsinki.fi now to see the best up-to-date Cs Helsinki content for Finland and also check out these interesting facts you probably never knew about cs.helsinki.fi

The Department of Computer Science is the leading Finnish unit in its field. It is responsible for teaching and research in computer science at the University of Helsinki.

Visit cs.helsinki.fi

Key Findings

We analyzed Cs.helsinki.fi page load time and found that the first response time was 372 ms and then it took 3.5 sec to load all DOM resources and completely render a web page. This is a poor result, as 60% of websites can load faster.

Performance Metrics

cs.helsinki.fi performance score

0

Network Requests Diagram

cs.helsinki.fi

372 ms

www.cs.helsinki.fi

642 ms

211 ms

css_152757b8e88dedbff2f680813af2632e.css

240 ms

js_35bff6c6d60cd335ddf7a07e1b17f998.js

477 ms

Our browser made a total of 41 requests to load all elements on the main page. We found that 63% of them (26 requests) were addressed to the original Cs.helsinki.fi, 12% (5 requests) were made to Platform.twitter.com and 10% (4 requests) were made to Pbs.twimg.com. The less responsive or slowest element that took the longest time to load (1.4 sec) belongs to the original domain Cs.helsinki.fi.

Page Optimization Overview & Recommendations

Page size can be reduced by 71.5 kB (12%)

Content Size

595.4 kB

After Optimization

523.8 kB

  • HTML
  • Images
  • CSS

In fact, the total size of Cs.helsinki.fi main page is 595.4 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. Images take 527.4 kB which makes up the majority of the site volume.

HTML Optimization

-78%

Potential reduce by 23.6 kB

  • Original 30.2 kB
  • After minification 26.0 kB
  • After compression 6.7 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 4.2 kB, which is 14% 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 23.6 kB or 78% of the original size.

Image Optimization

-3%

Potential reduce by 16.6 kB

  • Original 527.4 kB
  • After minification 510.8 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. Cs Helsinki images are well optimized though.

CSS Optimization

-83%

Potential reduce by 31.4 kB

  • Original 37.8 kB
  • After minification 36.2 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. Cs.helsinki.fi needs all CSS files to be minified and compressed as it can save up to 31.4 kB or 83% of the original size.

Requests Breakdown

Number of requests can be reduced by 16 (42%)

Requests Now

38

After Optimization

22

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 38 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Cs Helsinki. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 4 to 1 for JavaScripts and from 5 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

cs.helsinki.fi

cs.helsinki.fi

372 ms

www.cs.helsinki.fi

www.cs.helsinki.fi

642 ms

211 ms

css_152757b8e88dedbff2f680813af2632e.css

css_152757b8e88dedbff2f680813af2632e.css

240 ms

js_35bff6c6d60cd335ddf7a07e1b17f998.js

js_35bff6c6d60cd335ddf7a07e1b17f998.js

477 ms

headerbg.jpg

headerbg.jpg

125 ms

member-of-ie-160x75.png

member-of-ie-160x75.png

885 ms

acquia_cshelsinkifi_logo.png

acquia_cshelsinkifi_logo.png

137 ms

headerbottombg2.jpg

headerbottombg2.jpg

135 ms

headerbottombg.jpg

headerbottombg.jpg

257 ms

contenttopbg.jpg

contenttopbg.jpg

257 ms

block-gradient.png

block-gradient.png

367 ms

applications-multimedia.png

applications-multimedia.png

396 ms

48px-Gnome-emblem-mail.svg_.png

48px-Gnome-emblem-mail.svg_.png

396 ms

keys.png

keys.png

395 ms

1839

1839

971 ms

1827

1827

852 ms

1781

1781

1133 ms

1740

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1420 ms

feed.png

feed.png

517 ms

ical16x16.gif

ical16x16.gif

520 ms

strech-display.png

strech-display.png

636 ms

widgets.js

widgets.js

39 ms

accessories-text-editor.png

accessories-text-editor.png

605 ms

green-bullet.png

green-bullet.png

720 ms

dialog-information.png

dialog-information.png

727 ms

raquo.png

raquo.png

839 ms

x-office-calendar.png

x-office-calendar.png

850 ms

timeline.0eae788bc4fdbe9cd3e72dca3bc26358.js

timeline.0eae788bc4fdbe9cd3e72dca3bc26358.js

3 ms

syndication

syndication

78 ms

676722412709355520

676722412709355520

156 ms

wJrqOgRQ_400x400.png

wJrqOgRQ_400x400.png

35 ms

timeline.f7130f11be9c2719286897ede16853b9.light.ltr.css

timeline.f7130f11be9c2719286897ede16853b9.light.ltr.css

5 ms

timeline.f7130f11be9c2719286897ede16853b9.light.ltr.css

timeline.f7130f11be9c2719286897ede16853b9.light.ltr.css

8 ms

cLcHecvH_normal.jpeg

cLcHecvH_normal.jpeg

8 ms

_YAIek_n_normal.jpeg

_YAIek_n_normal.jpeg

7 ms

CcE7NwVW8AAFSaz.jpg:small

CcE7NwVW8AAFSaz.jpg:small

15 ms

syndication_bundle_v1_54a085602387c0466bf99924918f2119d047889b.css

syndication_bundle_v1_54a085602387c0466bf99924918f2119d047889b.css

21 ms

syndication_bundle_v1_54a085602387c0466bf99924918f2119d047889b.css

syndication_bundle_v1_54a085602387c0466bf99924918f2119d047889b.css

18 ms

link_v1_e64f66f5650df987d97cc5f00c4cb5987f367028.svg

link_v1_e64f66f5650df987d97cc5f00c4cb5987f367028.svg

10 ms

jot.html

jot.html

2 ms

SEO Factors

cs.helsinki.fi SEO score

0

Language and Encoding

  • Language Detected

    EN

  • Language Claimed

    FI

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Cs.helsinki.fi can be misinterpreted by Google and other search engines. Our service has detected that English is used on the page, and it does not match the claimed Finnish language. Our system also found out that Cs.helsinki.fi 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

cs.helsinki.fi

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