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Report Summary

  • 0

    Performance

  • 0

    Accessibility

  • 0

    Best Practices

  • 0

    SEO

ibi.vu.nl

IBIVU - Vrije Universiteit

Page Load Speed

3.1 sec in total

First Response

657 ms

Resources Loaded

2.1 sec

Page Rendered

366 ms

ibi.vu.nl screenshot

About Website

Click here to check amazing Ibi Vu content for Netherlands. Otherwise, check out these important facts you probably never knew about ibi.vu.nl

Bioinformatics Unit, Vrije Unversiteit Amsterdam

Visit ibi.vu.nl

Key Findings

We analyzed Ibi.vu.nl page load time and found that the first response time was 657 ms and then it took 2.5 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 45% of websites can load faster.

Performance Metrics

ibi.vu.nl performance score

0

Network Requests Diagram

ibi.vu.nl

657 ms

www.ibi.vu.nl

252 ms

sidebar-main.gif

102 ms

title.gif

175 ms

back1.gif

183 ms

Our browser made a total of 35 requests to load all elements on the main page. We found that all of those requests were addressed to Ibi.vu.nl and no external sources were called. The less responsive or slowest element that took the longest time to load (1 sec) belongs to the original domain Ibi.vu.nl.

Page Optimization Overview & Recommendations

Page size can be reduced by 28.4 kB (11%)

Content Size

257.2 kB

After Optimization

228.9 kB

  • HTML
  • Images

In fact, the total size of Ibi.vu.nl main page is 257.2 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. 15% of websites need less resources to load. Images take 233.2 kB which makes up the majority of the site volume.

HTML Optimization

-79%

Potential reduce by 18.9 kB

  • Original 24.0 kB
  • After minification 21.8 kB
  • After compression 5.0 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 18.9 kB or 79% of the original size.

Image Optimization

-4%

Potential reduce by 9.4 kB

  • Original 233.2 kB
  • After minification 223.8 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. Ibi Vu images are well optimized though.

Requests Breakdown

Number of requests can be reduced by 7 (21%)

Requests Now

33

After Optimization

26

  • Images

The browser has sent 33 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Ibi Vu. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests and as a result speed up the page load time.

Network Requests Diagram

ibi.vu.nl

ibi.vu.nl

657 ms

www.ibi.vu.nl

www.ibi.vu.nl

252 ms

sidebar-main.gif

sidebar-main.gif

102 ms

title.gif

title.gif

175 ms

back1.gif

back1.gif

183 ms

griff.gif

griff.gif

191 ms

banner-button_01.gif

banner-button_01.gif

198 ms

banner-button_Layer-7.gif

banner-button_Layer-7.gif

199 ms

banner-button_03.gif

banner-button_03.gif

213 ms

banner-button_Layer-4.gif

banner-button_Layer-4.gif

253 ms

banner-button_05.gif

banner-button_05.gif

266 ms

banner-button_Layer-5.gif

banner-button_Layer-5.gif

277 ms

banner-button_07.gif

banner-button_07.gif

289 ms

banner-button_08.gif

banner-button_08.gif

290 ms

banner-button_09.gif

banner-button_09.gif

294 ms

banner-button_10.gif

banner-button_10.gif

343 ms

banner-left.gif

banner-left.gif

357 ms

homeon.gif

homeon.gif

372 ms

researchoff.gif

researchoff.gif

390 ms

confoff.gif

confoff.gif

389 ms

progoff.gif

progoff.gif

392 ms

memoff.gif

memoff.gif

431 ms

puboff.gif

puboff.gif

446 ms

vacoff.gif

vacoff.gif

466 ms

linkoff.gif

linkoff.gif

487 ms

tabfoot.gif

tabfoot.gif

484 ms

tabfoot-bg.gif

tabfoot-bg.gif

487 ms

vu_group.jpg

vu_group.jpg

1031 ms

researchon.gif

researchon.gif

117 ms

confon.gif

confon.gif

105 ms

progon.gif

progon.gif

101 ms

memon.gif

memon.gif

94 ms

pubon.gif

pubon.gif

97 ms

vacon.gif

vacon.gif

107 ms

linkon.gif

linkon.gif

181 ms

SEO Factors

ibi.vu.nl SEO score

0

Language and Encoding

  • Language Detected

    EN

  • Language Claimed

    N/A

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Ibi.vu.nl can be misinterpreted by Google and other search engines. Our service has detected that English is used on the page, and neither this language nor any other was claimed in <html> or <meta> tags. Our system also found out that Ibi.vu.nl 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

ibi.vu.nl

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