Report Summary

  • 33

    Performance

    Renders faster than
    54% of other websites

  • 98

    Accessibility

    Visual factors better than
    that of 95% of websites

  • 92

    Best Practices

    More advanced features
    available than in
    82% of websites

  • 100

    SEO

    Google-friendlier than
    95% of websites

vti.se

vti.se - vti.se

Page Load Speed

3.9 sec in total

First Response

371 ms

Resources Loaded

3.2 sec

Page Rendered

323 ms

vti.se screenshot

About Website

Click here to check amazing Vti content for Sweden. Otherwise, check out these important facts you probably never knew about vti.se

VTI är ett oberoende och internationellt framstående forskningsinstitut.

Visit vti.se

Key Findings

We analyzed Vti.se page load time and found that the first response time was 371 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 55% of websites can load faster.

Performance Metrics

vti.se performance score

33

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.5 s

36/100

10%

LCP (Largest Contentful Paint)

Value15.0 s

0/100

25%

SI (Speed Index)

Value7.1 s

31/100

10%

TBT (Total Blocking Time)

Value810 ms

36/100

30%

CLS (Cumulative Layout Shift)

Value0.056

98/100

15%

TTI (Time to Interactive)

Value13.7 s

11/100

10%

Network Requests Diagram

vti.se

371 ms

www.vti.se

1016 ms

vti.css

497 ms

jquery-ui-1.8.12.custom.css

373 ms

vti.js

754 ms

Our browser made a total of 63 requests to load all elements on the main page. We found that 81% of them (51 requests) were addressed to the original Vti.se, 11% (7 requests) were made to Babm.texthelp.com and 5% (3 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (1.1 sec) belongs to the original domain Vti.se.

Page Optimization Overview & Recommendations

Page size can be reduced by 450.7 kB (35%)

Content Size

1.3 MB

After Optimization

824.5 kB

In fact, the total size of Vti.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. 30% of websites need less resources to load. Images take 697.7 kB which makes up the majority of the site volume.

HTML Optimization

-76%

Potential reduce by 56.1 kB

  • Original 74.1 kB
  • After minification 60.1 kB
  • After compression 18.0 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. This page needs HTML code to be minified as it can gain 14.0 kB, which is 19% of the original size. It is highly recommended that content of this web page should be compressed using GZIP, as it can save up to 56.1 kB or 76% of the original size.

Image Optimization

-9%

Potential reduce by 64.6 kB

  • Original 697.7 kB
  • After minification 633.1 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. Vti images are well optimized though.

JavaScript Optimization

-62%

Potential reduce by 263.9 kB

  • Original 423.3 kB
  • After minification 416.5 kB
  • After compression 159.4 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 263.9 kB or 62% of the original size.

CSS Optimization

-83%

Potential reduce by 66.1 kB

  • Original 80.1 kB
  • After minification 74.4 kB
  • After compression 14.0 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. Vti.se needs all CSS files to be minified and compressed as it can save up to 66.1 kB or 83% of the original size.

Requests Breakdown

Number of requests can be reduced by 30 (49%)

Requests Now

61

After Optimization

31

The browser has sent 61 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Vti. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 11 to 1 for JavaScripts and from 4 to 1 for CSS and as a result speed up the page load time.

Accessibility Review

vti.se accessibility score

98

Accessibility Issues

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.

Best Practices

vti.se best practices score

92

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

General

Impact

Issue

Low

Detected JavaScript libraries

High

Page has valid source maps

SEO Factors

vti.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 Vti.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 Vti.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 description is not detected on the main page of Vti. 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: