Report Summary

  • 44

    Performance

    Renders faster than
    63% of other websites

  • 81

    Accessibility

    Visual factors better than
    that of 52% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    36% of websites

  • 46

    SEO

    Google-friendlier than
    18% of websites

sibu.at

Wir machen Räume lebendig | SIBU Design

Page Load Speed

9.9 sec in total

First Response

2 sec

Resources Loaded

7.6 sec

Page Rendered

327 ms

sibu.at screenshot

About Website

Click here to check amazing SIBU content for Ukraine. Otherwise, check out these important facts you probably never knew about sibu.at

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Key Findings

We analyzed Sibu.at page load time and found that the first response time was 2 sec and then it took 7.9 sec to load all DOM resources and completely render a web page. This is a poor result, as 85% of websites can load faster.

Performance Metrics

sibu.at performance score

44

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value5.1 s

9/100

10%

LCP (Largest Contentful Paint)

Value6.7 s

7/100

25%

SI (Speed Index)

Value10.6 s

7/100

10%

TBT (Total Blocking Time)

Value70 ms

99/100

30%

CLS (Cumulative Layout Shift)

Value0.198

62/100

15%

TTI (Time to Interactive)

Value12.6 s

14/100

10%

Network Requests Diagram

browser-out-of-date.html

1972 ms

c134fe313e6d.css

217 ms

e53a815ab435.js

668 ms

screen.css

380 ms

header.css

265 ms

Our browser made a total of 78 requests to load all elements on the main page. We found that 77% of them (60 requests) were addressed to the original Sibu.at, 9% (7 requests) were made to Fonts.gstatic.com and 4% (3 requests) were made to S.ytimg.com. The less responsive or slowest element that took the longest time to load (2 sec) belongs to the original domain Sibu.at.

Page Optimization Overview & Recommendations

Page size can be reduced by 943.7 kB (40%)

Content Size

2.4 MB

After Optimization

1.4 MB

In fact, the total size of Sibu.at main page is 2.4 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. 60% of websites need less resources to load. Images take 1.2 MB which makes up the majority of the site volume.

HTML Optimization

-79%

Potential reduce by 44.2 kB

  • Original 55.7 kB
  • After minification 53.4 kB
  • After compression 11.4 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

-7%

Potential reduce by 89.2 kB

  • Original 1.2 MB
  • After minification 1.1 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. SIBU images are well optimized though.

JavaScript Optimization

-69%

Potential reduce by 509.8 kB

  • Original 740.7 kB
  • After minification 673.9 kB
  • After compression 230.9 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 509.8 kB or 69% of the original size.

CSS Optimization

-85%

Potential reduce by 300.5 kB

  • Original 353.4 kB
  • After minification 301.6 kB
  • After compression 52.9 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. Sibu.at needs all CSS files to be minified and compressed as it can save up to 300.5 kB or 85% of the original size.

Requests Breakdown

Number of requests can be reduced by 28 (41%)

Requests Now

68

After Optimization

40

The browser has sent 68 CSS, Javascripts, AJAX and image requests in order to completely render the main page of SIBU. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 17 to 1 for JavaScripts and from 13 to 1 for CSS and as a result speed up the page load time.

Accessibility Review

sibu.at accessibility score

81

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.

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

Heading elements are not in a sequentially-descending order

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

Image elements do not have [alt] attributes

High

Form elements do not have associated labels

Best Practices

sibu.at best practices score

75

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

User Experience

Impact

Issue

High

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

SEO Factors

sibu.at SEO score

46

Search Engine Optimization Advices

Crawling and Indexing

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

Impact

Issue

High

Links are not crawlable

Content Best Practices

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

Impact

Issue

High

Image elements do not have [alt] attributes

High

Document doesn't have a valid hreflang

Language and Encoding

  • Language Detected

    DE

  • Language Claimed

    EN

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Sibu.at can be misinterpreted by Google and other search engines. Our service has detected that German is used on the page, and it does not match the claimed English language. Our system also found out that Sibu.at 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 SIBU. 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: