Tools & Wizards About Us

Report Summary

  • 36

    Performance

    Renders faster than
    55% of other websites

  • 90

    Accessibility

    Visual factors better than
    that of 74% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 93

    SEO

    Google-friendlier than
    83% of websites

one.at

Handy - Festnetz - Internet - Mobiles Internet - TV | A1.net

Page Load Speed

4.8 sec in total

First Response

437 ms

Resources Loaded

3.5 sec

Page Rendered

892 ms

About Website

Click here to check amazing One content. Otherwise, check out these important facts you probably never knew about one.at

Alles aus einer Hand. Internet, TV, Mobil- & Festnetztelefonie, unbegrenztes Festnetz-Internet für zuhause und kostenloses WLAN-Modem.

Visit one.at

Key Findings

We analyzed One.at page load time and found that the first response time was 437 ms and then it took 4.4 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

one.at performance score

36

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.1 s

21/100

10%

LCP (Largest Contentful Paint)

Value6.4 s

10/100

25%

SI (Speed Index)

Value7.3 s

28/100

10%

TBT (Total Blocking Time)

Value730 ms

40/100

30%

CLS (Cumulative Layout Shift)

Value0.004

100/100

15%

TTI (Time to Interactive)

Value11.9 s

17/100

10%

Network Requests Diagram

one.at

437 ms

www.a1.net

1707 ms

main.css

490 ms

combo

890 ms

clay.css

779 ms

Our browser made a total of 57 requests to load all elements on the main page. We found that 2% of them (1 request) were addressed to the original One.at, 30% (17 requests) were made to Cdn23.a1.net and 25% (14 requests) were made to Cdn22.a1.net. The less responsive or slowest element that took the longest time to load (1.7 sec) relates to the external source A1.net.

Page Optimization Overview & Recommendations

Page size can be reduced by 206.4 kB (21%)

Content Size

993.9 kB

After Optimization

787.4 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of One.at main page is 993.9 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. 50% of websites need less resources to load. Images take 362.0 kB which makes up the majority of the site volume.

HTML Optimization

-81%

Potential reduce by 204.8 kB

  • Original 254.2 kB
  • After minification 246.5 kB
  • After compression 49.4 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 204.8 kB or 81% of the original size.

Image Optimization

-0%

Potential reduce by 0 B

  • Original 362.0 kB
  • After minification 362.0 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. One images are well optimized though.

JavaScript Optimization

-0%

Potential reduce by 1.5 kB

  • Original 359.6 kB
  • After minification 359.6 kB
  • After compression 358.1 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

-1%

Potential reduce by 175 B

  • Original 18.1 kB
  • After minification 18.1 kB
  • After compression 17.9 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. One.at has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 34 (63%)

Requests Now

54

After Optimization

20

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 54 CSS, Javascripts, AJAX and image requests in order to completely render the main page of One. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 21 to 1 for JavaScripts and from 15 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

Accessibility Review

one.at accessibility score

90

Accessibility Issues

ARIA

These are opportunities to improve the usage of ARIA in your application which may enhance the experience for users of assistive technology, like a screen reader.

Impact

Issue

High

[role]s are not contained by their required parent element

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

<frame> or <iframe> elements do not have a title

High

Links do not have a discernible name

Best Practices

one.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

High

Page has valid source maps

SEO Factors

one.at SEO score

93

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

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

    DE

  • Language Claimed

    DE

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise One.at 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 One.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 One. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: