Tools & Wizards About Us
lth.se screenshot

Report Summary

  • 40

    Performance

    Renders faster than
    59% of other websites

  • 97

    Accessibility

    Visual factors better than
    that of 91% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 100

    SEO

    Google-friendlier than
    94% of websites

lth.se

Start | LTH, Lunds Tekniska Högskola

Page Load Speed

6.2 sec in total

First Response

316 ms

Resources Loaded

4.3 sec

Page Rendered

1.7 sec

lth.se screenshot

About Website

Visit lth.se now to see the best up-to-date LTH content for Sweden and also check out these interesting facts you probably never knew about lth.se

LTH, en del av Lunds universitet, är en av Sveriges få kompletta tekniska högskolor. Här finns 9 900 studenter och 1 500 anställda.

Visit lth.se

Key Findings

We analyzed Lth.se page load time and found that the first response time was 316 ms and then it took 5.9 sec to load all DOM resources and completely render a web page. This is a poor result, as 80% of websites can load faster.

Performance Metrics

lth.se performance score

40

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value7.6 s

0/100

10%

LCP (Largest Contentful Paint)

Value11.5 s

0/100

25%

SI (Speed Index)

Value20.2 s

0/100

10%

TBT (Total Blocking Time)

Value250 ms

85/100

30%

CLS (Cumulative Layout Shift)

Value0.075

95/100

15%

TTI (Time to Interactive)

Value23.7 s

1/100

10%

Network Requests Diagram

lth.se

316 ms

lth.se

531 ms

www.lth.se

322 ms

www.lth.se

850 ms

a89f29c6b8.css

105 ms

Our browser made a total of 57 requests to load all elements on the main page. We found that 98% of them (56 requests) were addressed to the original Lth.se, 2% (1 request) were made to Googletagmanager.com. The less responsive or slowest element that took the longest time to load (1.2 sec) belongs to the original domain Lth.se.

Page Optimization Overview & Recommendations

Page size can be reduced by 4.8 MB (21%)

Content Size

23.2 MB

After Optimization

18.4 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Lth.se main page is 23.2 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. 55% of websites need less resources to load. Images take 18.3 MB which makes up the majority of the site volume.

HTML Optimization

-88%

Potential reduce by 149.7 kB

  • Original 170.7 kB
  • After minification 161.3 kB
  • After compression 20.9 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 149.7 kB or 88% of the original size.

Image Optimization

-8%

Potential reduce by 1.4 MB

  • Original 18.3 MB
  • After minification 16.9 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. LTH images are well optimized though.

JavaScript Optimization

-67%

Potential reduce by 2.9 MB

  • Original 4.3 MB
  • After minification 4.3 MB
  • After compression 1.4 MB

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 2.9 MB or 67% of the original size.

CSS Optimization

-84%

Potential reduce by 348.9 kB

  • Original 414.1 kB
  • After minification 406.2 kB
  • After compression 65.2 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. Lth.se needs all CSS files to be minified and compressed as it can save up to 348.9 kB or 84% of the original size.

Requests Breakdown

Number of requests can be reduced by 18 (49%)

Requests Now

37

After Optimization

19

  • Images
  • JavaScript
  • CSS

The browser has sent 37 CSS, Javascripts, AJAX and image requests in order to completely render the main page of 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 14 to 1 for JavaScripts and from 6 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

lth.se

lth.se

316 ms

lth.se

lth.se

531 ms

www.lth.se

www.lth.se

322 ms

www.lth.se

www.lth.se

850 ms

a89f29c6b8.css

a89f29c6b8.css

105 ms

Basic.css

Basic.css

208 ms

Style.css

Style.css

312 ms

main.min.css

main.min.css

313 ms

lth_package.css

lth_package.css

316 ms

js

js

56 ms

lucal.js

lucal.js

321 ms

spamspan.js

spamspan.js

318 ms

lucal.css

lucal.css

316 ms

main.min.js

main.min.js

411 ms

bootstrap.bundle.min.js

bootstrap.bundle.min.js

413 ms

fontawesome.min.js

fontawesome.min.js

415 ms

jquery.rwdImageMaps.min.js

jquery.rwdImageMaps.min.js

418 ms

typeahead.bundle.js

typeahead.bundle.js

420 ms

lth_package.js

lth_package.js

422 ms

jquery.datetimepicker.min.js

jquery.datetimepicker.min.js

514 ms

parsley.min.js

parsley.min.js

515 ms

Tabs.min.js

Tabs.min.js

518 ms

Form.min.js

Form.min.js

520 ms

lth_powermail.js

lth_powermail.js

522 ms

a89f29c6b8.css

a89f29c6b8.css

430 ms

Basic.css

Basic.css

419 ms

Style.css

Style.css

316 ms

main.min.css

main.min.css

836 ms

lth_package.css

lth_package.css

321 ms

main.min.js

main.min.js

638 ms

bootstrap.bundle.min.js

bootstrap.bundle.min.js

432 ms

fontawesome.min.js

fontawesome.min.js

1245 ms

jquery.rwdImageMaps.min.js

jquery.rwdImageMaps.min.js

315 ms

typeahead.bundle.js

typeahead.bundle.js

527 ms

lth_package.js

lth_package.js

521 ms

jquery.datetimepicker.min.js

jquery.datetimepicker.min.js

440 ms

parsley.min.js

parsley.min.js

537 ms

Tabs.min.js

Tabs.min.js

539 ms

Form.min.js

Form.min.js

542 ms

lth_powermail.js

lth_powermail.js

738 ms

lth_logo.svg

lth_logo.svg

214 ms

nobel_puff.png

nobel_puff.png

219 ms

Profilomraadenutsnitt.jpg

Profilomraadenutsnitt.jpg

121 ms

Puff_Annika.jpg

Puff_Annika.jpg

119 ms

Suddigastudentercadillac.jpg

Suddigastudentercadillac.jpg

603 ms

A-huset.jpg

A-huset.jpg

331 ms

Studenter_campus.png

Studenter_campus.png

448 ms

Maria_Takman4.JPG

Maria_Takman4.JPG

1054 ms

Trafikflyghgskolan2023_johanpersson_webb.jpg

Trafikflyghgskolan2023_johanpersson_webb.jpg

343 ms

Dahlstroem.png

Dahlstroem.png

604 ms

Biltrafik.jpg

Biltrafik.jpg

877 ms

wind-turbines-983887_1280.jpg

wind-turbines-983887_1280.jpg

622 ms

lth_logo_footer.svg

lth_logo_footer.svg

622 ms

leru.png

leru.png

642 ms

iieLogo.svg

iieLogo.svg

647 ms

u21.png

u21.png

662 ms

cesaerLogo.svg

cesaerLogo.svg

682 ms

Accessibility Review

lth.se accessibility score

97

Accessibility Issues

ARIA

These are opportunities to improve the usage of ARIA in your application which may enhance the experience for users of assistive technology, like a screen reader.

Impact

Issue

High

button, link, and menuitem elements do not have accessible names.

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

lth.se 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

Missing source maps for large first-party JavaScript

SEO Factors

lth.se SEO score

100

Search Engine Optimization Advices

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

    SV

  • Language Claimed

    SV

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise 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 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

lth.se

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