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biostat.ku.dk screenshot

Report Summary

  • 52

    Performance

    Renders faster than
    69% of other websites

  • 99

    Accessibility

    Visual factors better than
    that of 96% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 83

    SEO

    Google-friendlier than
    46% of websites

biostat.ku.dk

Section of Biostatistics – University of Copenhagen

Page Load Speed

4.1 sec in total

First Response

547 ms

Resources Loaded

3.3 sec

Page Rendered

192 ms

biostat.ku.dk screenshot

About Website

Welcome to biostat.ku.dk homepage info - get ready to check Biostat Ku best content for Denmark right away, or after learning these important things about biostat.ku.dk

The section conducts biostatistical research and development, participates in medical research projects and offers biostatistical advice to PhD students and staff in all disciplines of the Faculty of ...

Visit biostat.ku.dk

Key Findings

We analyzed Biostat.ku.dk page load time and found that the first response time was 547 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

biostat.ku.dk performance score

52

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value5.0 s

9/100

10%

LCP (Largest Contentful Paint)

Value5.3 s

22/100

25%

SI (Speed Index)

Value7.2 s

30/100

10%

TBT (Total Blocking Time)

Value190 ms

91/100

30%

CLS (Cumulative Layout Shift)

Value0.091

92/100

15%

TTI (Time to Interactive)

Value11.4 s

19/100

10%

Network Requests Diagram

547 ms

jquery.min.js

747 ms

cookie_filters.js

555 ms

bootstrap.min.css

24 ms

ku-gridboxes.min.css

22 ms

Our browser made a total of 38 requests to load all elements on the main page. We found that 0% of them (0 request) were addressed to the original Biostat.ku.dk, 21% (8 requests) were made to Publichealth.ku.dk and 21% (8 requests) were made to Cms.ku.dk. The less responsive or slowest element that took the longest time to load (1.2 sec) relates to the external source Publichealth.ku.dk.

Page Optimization Overview & Recommendations

Page size can be reduced by 551.3 kB (19%)

Content Size

2.9 MB

After Optimization

2.3 MB

  • HTML
  • Images
  • JavaScript

In fact, the total size of Biostat.ku.dk main page is 2.9 MB. This result falls beyond the top 1M of websites and identifies a large and not optimized web page that may take ages to load. 50% of websites need less resources to load. Images take 2.5 MB which makes up the majority of the site volume.

HTML Optimization

-81%

Potential reduce by 60.2 kB

  • Original 74.4 kB
  • After minification 68.2 kB
  • After compression 14.2 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 60.2 kB or 81% of the original size.

Image Optimization

-11%

Potential reduce by 267.0 kB

  • Original 2.5 MB
  • After minification 2.2 MB

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, Biostat Ku needs image optimization as it can save up to 267.0 kB or 11% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-70%

Potential reduce by 224.0 kB

  • Original 321.7 kB
  • After minification 310.0 kB
  • After compression 97.7 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 224.0 kB or 70% of the original size.

Requests Breakdown

Number of requests can be reduced by 16 (52%)

Requests Now

31

After Optimization

15

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 31 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Biostat Ku. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 13 to 1 for JavaScripts and from 5 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

547 ms

jquery.min.js

jquery.min.js

747 ms

cookie_filters.js

cookie_filters.js

555 ms

bootstrap.min.css

bootstrap.min.css

24 ms

ku-gridboxes.min.css

ku-gridboxes.min.css

22 ms

researchpresentation.css

researchpresentation.css

22 ms

jquery.mmenu.css

jquery.mmenu.css

21 ms

artikler.js

artikler.js

566 ms

bootstrap.min.js

bootstrap.min.js

20 ms

search.js

search.js

24 ms

datatables.min.js

datatables.min.js

24 ms

mmenu.js

mmenu.js

777 ms

ku-mmenu.js

ku-mmenu.js

563 ms

hammer.min.js

hammer.min.js

22 ms

accordions.js

accordions.js

549 ms

cookiedata.js

cookiedata.js

650 ms

ccc.js

ccc.js

885 ms

kokainhistorie.png

kokainhistorie.png

657 ms

Daybreak_at_Gale_Crater_kredit_NASA_JPL-Caltech.png

Daybreak_at_Gale_Crater_kredit_NASA_JPL-Caltech.png

662 ms

headerbstat1100x600.jpg

headerbstat1100x600.jpg

597 ms

Pest_-_hjemmeside.png

Pest_-_hjemmeside.png

659 ms

sund.svg

sund.svg

36 ms

from_n_rreport_to_section_of_biostatistics_new.jpg

from_n_rreport_to_section_of_biostatistics_new.jpg

1217 ms

from_best_western_richmond_hotel_to_the_section_of_biostatistics.jpg

from_best_western_richmond_hotel_to_the_section_of_biostatistics.jpg

1118 ms

from_ibsens_hotel_to_the_section_of_biostatistics.jpg

from_ibsens_hotel_to_the_section_of_biostatistics.jpg

1119 ms

esben_budtz-j_rgensen_550x300px.jpg

esben_budtz-j_rgensen_550x300px.jpg

828 ms

e7e12bb8-08a8-42a7-97c3-b24e19106e27.js

e7e12bb8-08a8-42a7-97c3-b24e19106e27.js

755 ms

print.min.css

print.min.css

70 ms

footersegl.svg

footersegl.svg

3 ms

open-sans-v23-latin-ext_latin-600.woff

open-sans-v23-latin-ext_latin-600.woff

59 ms

open-sans-v23-latin-ext_latin-700.woff

open-sans-v23-latin-ext_latin-700.woff

58 ms

open-sans-v23-latin-ext_latin-400.woff

open-sans-v23-latin-ext_latin-400.woff

59 ms

open-sans-v23-latin-ext_latin-300.woff

open-sans-v23-latin-ext_latin-300.woff

59 ms

glyphicons-halflings-regular.woff

glyphicons-halflings-regular.woff

58 ms

KU.woff

KU.woff

57 ms

English.json

English.json

162 ms

3780665

3780665

582 ms

176 ms

Accessibility Review

biostat.ku.dk accessibility score

99

Accessibility Issues

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

Heading elements are not in a sequentially-descending order

Best Practices

biostat.ku.dk best practices score

83

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

High

Includes front-end JavaScript libraries with known security vulnerabilities

Low

Ensure CSP is effective against XSS attacks

General

Impact

Issue

Low

Detected JavaScript libraries

High

Page has valid source maps

SEO Factors

biostat.ku.dk SEO score

83

Search Engine Optimization Advices

Content Best Practices

Format your HTML in a way that enables crawlers to better understand your app’s content.

Impact

Issue

High

Links do not have descriptive text

Crawling and Indexing

To appear in search results, crawlers need access to your app.

Impact

Issue

High

Links are not crawlable

Mobile Friendly

Make sure your pages are mobile friendly so users don’t have to pinch or zoom in order to read the content pages. [Learn more](https://developers.google.com/search/mobile-sites/).

Impact

Issue

High

Document uses legible font sizes

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 Biostat.ku.dk 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 Biostat.ku.dk 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

biostat.ku.dk

Open Graph description is not detected on the main page of Biostat Ku. 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: