Report Summary

  • 61

    Performance

    Renders faster than
    76% of other websites

  • 83

    Accessibility

    Visual factors better than
    that of 56% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    56% of websites

  • 91

    SEO

    Google-friendlier than
    71% of websites

bluesource.at

bluesource - App-Entwicklung für Banken, Handel und Wirtschaft

Page Load Speed

3.5 sec in total

First Response

338 ms

Resources Loaded

2.8 sec

Page Rendered

329 ms

bluesource.at screenshot

About Website

Welcome to bluesource.at homepage info - get ready to check Bluesource best content right away, or after learning these important things about bluesource.at

Von der App-Entwicklung bis hin zur Programmierung von Backend-Systemen sind wir Ihr Partner für die Digitalisierung Ihrer Geschäftsprozesse.

Visit bluesource.at

Key Findings

We analyzed Bluesource.at page load time and found that the first response time was 338 ms and then it took 3.2 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

bluesource.at performance score

61

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.9 s

26/100

10%

LCP (Largest Contentful Paint)

Value6.8 s

7/100

25%

SI (Speed Index)

Value5.4 s

56/100

10%

TBT (Total Blocking Time)

Value40 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0.028

100/100

15%

TTI (Time to Interactive)

Value6.6 s

58/100

10%

Network Requests Diagram

bluesource.at

338 ms

www.bluesource.at

873 ms

bootstrap.min.css

189 ms

b9db200ac9.css

299 ms

powermail.css

304 ms

Our browser made a total of 69 requests to load all elements on the main page. We found that 80% of them (55 requests) were addressed to the original Bluesource.at, 13% (9 requests) were made to and 3% (2 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (873 ms) belongs to the original domain Bluesource.at.

Page Optimization Overview & Recommendations

Page size can be reduced by 75.6 kB (16%)

Content Size

473.3 kB

After Optimization

397.7 kB

In fact, the total size of Bluesource.at main page is 473.3 kB. This result falls beyond the top 1M of websites and identifies a large and not optimized web page that may take ages to load. 45% of websites need less resources to load. Images take 412.3 kB which makes up the majority of the site volume.

HTML Optimization

-82%

Potential reduce by 32.7 kB

  • Original 39.8 kB
  • After minification 31.6 kB
  • After compression 7.1 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. This page needs HTML code to be minified as it can gain 8.2 kB, which is 21% 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 32.7 kB or 82% of the original size.

Image Optimization

-10%

Potential reduce by 42.8 kB

  • Original 412.3 kB
  • After minification 369.6 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. Bluesource images are well optimized though.

JavaScript Optimization

-0%

Potential reduce by 50 B

  • Original 21.0 kB
  • After minification 21.0 kB
  • After compression 20.9 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. This website has mostly compressed JavaScripts.

CSS Optimization

-18%

Potential reduce by 27 B

  • Original 146 B
  • After minification 130 B
  • After compression 119 B

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. Bluesource.at needs all CSS files to be minified and compressed as it can save up to 27 B or 18% of the original size.

Requests Breakdown

Number of requests can be reduced by 17 (31%)

Requests Now

54

After Optimization

37

The browser has sent 54 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Bluesource. 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 8 to 1 for CSS and as a result speed up the page load time.

Accessibility Review

bluesource.at accessibility score

83

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

High

Some elements have a [tabindex] value greater than 0

Internationalization and localization

These are opportunities to improve the interpretation of your content by users in different locales.

Impact

Issue

High

<html> element does not have a valid value for its [lang] attribute.

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

Links do not have a discernible name

Best practices

These items highlight common accessibility best practices.

Impact

Issue

High

[user-scalable="no"] is used in the <meta name="viewport"> element or the [maximum-scale] attribute is less than 5.

Best Practices

bluesource.at 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

SEO Factors

bluesource.at SEO score

91

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

Document doesn't have a valid hreflang

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

High

Tap targets are not sized appropriately

Language and Encoding

  • Language Detected

    DE

  • Language Claimed

    N/A

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Bluesource.at can be misinterpreted by Google and other search engines. Our service has detected that German is used on the page, and neither this language nor any other was claimed in <html> or <meta> tags. Our system also found out that Bluesource.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 data is detected on the main page of Bluesource. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: