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fysik.lth.se screenshot

Report Summary

  • 0

    Performance

  • 0

    Accessibility

  • 0

    Best Practices

  • 0

    SEO

fysik.lth.se

Fysiska institutionen vid Lunds universitet | Fysiska institutionen

Page Load Speed

3.9 sec in total

First Response

468 ms

Resources Loaded

3.2 sec

Page Rendered

172 ms

fysik.lth.se screenshot

About Website

Welcome to fysik.lth.se homepage info - get ready to check Fysik Lth best content for Sweden right away, or after learning these important things about fysik.lth.se

Visit fysik.lth.se

Key Findings

We analyzed Fysik.lth.se page load time and found that the first response time was 468 ms and then it took 3.4 sec to load all DOM resources and completely render a web page. This is a poor result, as 55% of websites can load faster.

Performance Metrics

fysik.lth.se performance score

0

Network Requests Diagram

fysik.lth.se

468 ms

www.fysik.lu.se

942 ms

stylesheet_797278d35b.css

237 ms

grid_v2.css

243 ms

main_v2.css

361 ms

Our browser made a total of 38 requests to load all elements on the main page. We found that 3% of them (1 request) were addressed to the original Fysik.lth.se, 87% (33 requests) were made to Fysik.lu.se and 5% (2 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (1.1 sec) relates to the external source Lucas.lu.se.

Page Optimization Overview & Recommendations

Page size can be reduced by 775.2 kB (60%)

Content Size

1.3 MB

After Optimization

509.5 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Fysik.lth.se main page is 1.3 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. 40% of websites need less resources to load. Javascripts take 701.9 kB which makes up the majority of the site volume.

HTML Optimization

-84%

Potential reduce by 46.2 kB

  • Original 55.1 kB
  • After minification 50.0 kB
  • After compression 8.9 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 46.2 kB or 84% of the original size.

Image Optimization

-14%

Potential reduce by 52.6 kB

  • Original 377.8 kB
  • After minification 325.2 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, Fysik Lth needs image optimization as it can save up to 52.6 kB or 14% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-78%

Potential reduce by 550.8 kB

  • Original 701.9 kB
  • After minification 524.7 kB
  • After compression 151.1 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 550.8 kB or 78% of the original size.

CSS Optimization

-84%

Potential reduce by 125.6 kB

  • Original 149.9 kB
  • After minification 121.9 kB
  • After compression 24.2 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. Fysik.lth.se needs all CSS files to be minified and compressed as it can save up to 125.6 kB or 84% of the original size.

Requests Breakdown

Number of requests can be reduced by 16 (44%)

Requests Now

36

After Optimization

20

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 36 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Fysik Lth. 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 from 9 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

fysik.lth.se

fysik.lth.se

468 ms

www.fysik.lu.se

www.fysik.lu.se

942 ms

stylesheet_797278d35b.css

stylesheet_797278d35b.css

237 ms

grid_v2.css

grid_v2.css

243 ms

main_v2.css

main_v2.css

361 ms

responsive.css

responsive.css

358 ms

flags_v2.css

flags_v2.css

245 ms

lth.css

lth.css

363 ms

collapseLeftMenu.css

collapseLeftMenu.css

354 ms

jquery-1.11.1.min.js

jquery-1.11.1.min.js

713 ms

leftColFix.js

leftColFix.js

366 ms

respond.min.js

respond.min.js

360 ms

jquery-ui.js

jquery-ui.js

953 ms

jquery.fancybox.pack.js

jquery.fancybox.pack.js

363 ms

lth.js

lth.js

364 ms

jquery.cycle2.min.js

jquery.cycle2.min.js

482 ms

main_v3.js

main_v3.js

478 ms

analytics.js

analytics.js

26 ms

fysik.php

fysik.php

1080 ms

logo.png

logo.png

122 ms

tab-down.png

tab-down.png

124 ms

logo-lu-sv.png

logo-lu-sv.png

122 ms

utbildning.jpg

utbildning.jpg

241 ms

arrow-medium.png

arrow-medium.png

124 ms

andersmikkelsen_02.jpg

andersmikkelsen_02.jpg

387 ms

samverkan.jpg

samverkan.jpg

388 ms

archive-arrow-right.png

archive-arrow-right.png

243 ms

csm_csm_erik_swietlicki_fe5aa181ab_04f4888f9d.jpg

csm_csm_erik_swietlicki_fe5aa181ab_04f4888f9d.jpg

244 ms

frage2.gif

frage2.gif

386 ms

DJacobsson_Nano-forest-panorama_color-webb.gif

DJacobsson_Nano-forest-panorama_color-webb.gif

480 ms

video-icon.png

video-icon.png

388 ms

filmade_forskarportraett.jpg

filmade_forskarportraett.jpg

451 ms

Fysicum_small_01.png

Fysicum_small_01.png

478 ms

lu_footer_logo.png

lu_footer_logo.png

481 ms

collect

collect

26 ms

www.fysik.lu.se

www.fysik.lu.se

122 ms

print_v2.css

print_v2.css

120 ms

style.css

style.css

120 ms

SEO Factors

fysik.lth.se SEO score

0

Language and Encoding

  • Language Detected

    SV

  • Language Claimed

    SV

  • Encoding

    UTF-8

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

fysik.lth.se

Open Graph description is not detected on the main page of Fysik Lth. 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: