Report Summary

  • 37

    Performance

    Renders faster than
    57% of other websites

  • 74

    Accessibility

    Visual factors better than
    that of 41% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 71

    SEO

    Google-friendlier than
    30% of websites

chalmerskonferens.se

Konferens Göteborg | Konferensanläggning, Konferenslokaler & Festvåning

Page Load Speed

6.5 sec in total

First Response

1.6 sec

Resources Loaded

4.6 sec

Page Rendered

297 ms

chalmerskonferens.se screenshot

About Website

Welcome to chalmerskonferens.se homepage info - get ready to check Chalmers Konferens best content for Sweden right away, or after learning these important things about chalmerskonferens.se

Chalmers Konferens & Restauranger erbjuder moderna lokaler för event och Konferens i Göteborg. Vi har två konferensanläggningar för alla typer av event.

Visit chalmerskonferens.se

Key Findings

We analyzed Chalmerskonferens.se page load time and found that the first response time was 1.6 sec and then it took 4.9 sec to load all DOM resources and completely render a web page. This is a poor result, as 70% of websites can load faster.

Performance Metrics

chalmerskonferens.se performance score

37

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.3 s

39/100

10%

LCP (Largest Contentful Paint)

Value3.3 s

69/100

25%

SI (Speed Index)

Value7.9 s

23/100

10%

TBT (Total Blocking Time)

Value920 ms

30/100

30%

CLS (Cumulative Layout Shift)

Value1.083

2/100

15%

TTI (Time to Interactive)

Value8.3 s

40/100

10%

Network Requests Diagram

www.chalmerskonferens.se

1561 ms

style.css

347 ms

thickbox.css

233 ms

styles.css

234 ms

jquery-ui.min.css

22 ms

Our browser made a total of 70 requests to load all elements on the main page. We found that 86% of them (60 requests) were addressed to the original Chalmerskonferens.se, 4% (3 requests) were made to Ajax.googleapis.com and 3% (2 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (1.6 sec) belongs to the original domain Chalmerskonferens.se.

Page Optimization Overview & Recommendations

Page size can be reduced by 526.9 kB (48%)

Content Size

1.1 MB

After Optimization

568.6 kB

In fact, the total size of Chalmerskonferens.se main page is 1.1 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 543.2 kB which makes up the majority of the site volume.

HTML Optimization

-79%

Potential reduce by 44.2 kB

  • Original 56.3 kB
  • After minification 54.1 kB
  • After compression 12.1 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 44.2 kB or 79% of the original size.

Image Optimization

-22%

Potential reduce by 120.7 kB

  • Original 543.2 kB
  • After minification 422.6 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, Chalmers Konferens needs image optimization as it can save up to 120.7 kB or 22% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-68%

Potential reduce by 237.2 kB

  • Original 347.9 kB
  • After minification 309.5 kB
  • After compression 110.7 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 237.2 kB or 68% of the original size.

CSS Optimization

-84%

Potential reduce by 124.7 kB

  • Original 148.1 kB
  • After minification 112.7 kB
  • After compression 23.3 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. Chalmerskonferens.se needs all CSS files to be minified and compressed as it can save up to 124.7 kB or 84% of the original size.

Requests Breakdown

Number of requests can be reduced by 45 (66%)

Requests Now

68

After Optimization

23

The browser has sent 68 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Chalmers Konferens. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 26 to 1 for JavaScripts and from 12 to 1 for CSS and as a result speed up the page load time.

Accessibility Review

chalmerskonferens.se accessibility score

74

Accessibility Issues

Names and labels

These are opportunities to improve the semantics of the controls in your application. This may enhance the experience for users of assistive technology, like a screen reader.

Impact

Issue

High

Buttons do not have an accessible name

High

Image elements do not have [alt] attributes

High

Form elements do not have associated labels

High

Links do not have a discernible name

Contrast

These are opportunities to improve the legibility of your content.

Impact

Issue

High

Background and foreground colors do not have a sufficient contrast ratio.

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

chalmerskonferens.se best practices score

67

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

User Experience

Impact

Issue

High

Displays images with incorrect aspect ratio

High

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Missing source maps for large first-party JavaScript

SEO Factors

chalmerskonferens.se SEO score

71

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

High

Image elements do not have [alt] attributes

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

    SV

  • Language Claimed

    SV

  • Encoding

    UTF-8

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

Open Graph data is detected on the main page of Chalmers Konferens. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: