Report Summary

  • 98

    Performance

    Renders faster than
    95% of other websites

  • 65

    Accessibility

    Visual factors better than
    that of 31% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 69

    SEO

    Google-friendlier than
    28% of websites

a1-faktura.de

A1-Faktura: Angebots- und Rechnungsverwaltung für das schnelle Ergebnis

Page Load Speed

1.2 sec in total

First Response

381 ms

Resources Loaded

703 ms

Page Rendered

92 ms

a1-faktura.de screenshot

About Website

Click here to check amazing A1 Faktura content. Otherwise, check out these important facts you probably never knew about a1-faktura.de

A1-Faktura: Angebot und Rechnung in wenigen Minuten

Visit a1-faktura.de

Key Findings

We analyzed A1-faktura.de page load time and found that the first response time was 381 ms and then it took 795 ms to load all DOM resources and completely render a web page. This is quite a good result, as only 15% of websites can load faster.

Performance Metrics

a1-faktura.de performance score

98

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value1.8 s

89/100

10%

LCP (Largest Contentful Paint)

Value1.8 s

98/100

25%

SI (Speed Index)

Value1.8 s

100/100

10%

TBT (Total Blocking Time)

Value0 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value1.8 s

100/100

10%

Network Requests Diagram

a1-faktura.de

381 ms

format.css

107 ms

vorschau1_klein.png

325 ms

vorschau2_klein.png

322 ms

vorschau3_klein.png

320 ms

Our browser made a total of 8 requests to load all elements on the main page. We found that 25% of them (2 requests) were addressed to the original A1-faktura.de, 75% (6 requests) were made to A1-faktura.handwerker-software.info. The less responsive or slowest element that took the longest time to load (381 ms) belongs to the original domain A1-faktura.de.

Page Optimization Overview & Recommendations

Page size can be reduced by 16.3 kB (31%)

Content Size

52.1 kB

After Optimization

35.8 kB

In fact, the total size of A1-faktura.de main page is 52.1 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. Only 5% of websites need less resources to load. Images take 37.6 kB which makes up the majority of the site volume.

HTML Optimization

-81%

Potential reduce by 8.9 kB

  • Original 11.0 kB
  • After minification 8.6 kB
  • After compression 2.1 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 2.4 kB, which is 22% 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 8.9 kB or 81% of the original size.

Image Optimization

-12%

Potential reduce by 4.4 kB

  • Original 37.6 kB
  • After minification 33.2 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, A1 Faktura needs image optimization as it can save up to 4.4 kB or 12% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

CSS Optimization

-84%

Potential reduce by 3.0 kB

  • Original 3.5 kB
  • After minification 2.8 kB
  • After compression 550 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. A1-faktura.de needs all CSS files to be minified and compressed as it can save up to 3.0 kB or 84% of the original size.

Requests Breakdown

We found no issues to fix!

Requests Now

7

After Optimization

7

The browser has sent 7 CSS, Javascripts, AJAX and image requests in order to completely render the main page of A1 Faktura. According to our analytics all requests are already optimized.

Accessibility Review

a1-faktura.de accessibility score

65

Accessibility Issues

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 [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

Image elements do not have [alt] attributes

High

Links do not have a discernible name

Best Practices

a1-faktura.de 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

Serves images with low resolution

General

Impact

Issue

High

Issues were logged in the Issues panel in Chrome Devtools

SEO Factors

a1-faktura.de SEO score

69

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

Image elements do not have [alt] attributes

Language and Encoding

  • Language Detected

    DE

  • Language Claimed

    DE

  • Encoding

    WINDOWS-1252

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise A1-faktura.de can be misinterpreted by Google and other search engines. Our service has detected that German is used on the page, and it matches the claimed language. Our system also found out that A1-faktura.de main page’s claimed encoding is windows-1252. Changing it to UTF-8 can be a good choice, as this format is commonly used for encoding all over the web and thus their visitors won’t have any troubles with symbol transcription or reading.

Social Sharing Optimization

Open Graph description is not detected on the main page of A1 Faktura. 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: