Report Summary

  • 17

    Performance

    Renders faster than
    32% of other websites

  • 86

    Accessibility

    Visual factors better than
    that of 62% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    36% of websites

  • 98

    SEO

    Google-friendlier than
    92% of websites

kostenlose-xtra-card.t-mobile.de

Prepaid-Tarife mit 5G & ohne Vertragsbindung | Telekom

Page Load Speed

7.1 sec in total

First Response

1.2 sec

Resources Loaded

5.7 sec

Page Rendered

258 ms

kostenlose-xtra-card.t-mobile.de screenshot

About Website

Visit kostenlose-xtra-card.t-mobile.de now to see the best up-to-date Kostenlose Xtra Card T Mobile content for Germany and also check out these interesting facts you probably never knew about kostenlose-xtra-card.t-mobile.de

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Visit kostenlose-xtra-card.t-mobile.de

Key Findings

We analyzed Kostenlose-xtra-card.t-mobile.de page load time and found that the first response time was 1.2 sec and then it took 6 sec to load all DOM resources and completely render a web page. This is a poor result, as 75% of websites can load faster.

Performance Metrics

kostenlose-xtra-card.t-mobile.de performance score

17

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value5.3 s

7/100

10%

LCP (Largest Contentful Paint)

Value16.6 s

0/100

25%

SI (Speed Index)

Value10.4 s

8/100

10%

TBT (Total Blocking Time)

Value2,250 ms

6/100

30%

CLS (Cumulative Layout Shift)

Value0.09

92/100

15%

TTI (Time to Interactive)

Value23.3 s

1/100

10%

Network Requests Diagram

0,28064,29071-_,00.html

1188 ms

layout.css

129 ms

design.css

258 ms

content.css

391 ms

cookielib.js

1078 ms

Our browser made a total of 129 requests to load all elements on the main page. We found that 0% of them (0 request) were addressed to the original Kostenlose-xtra-card.t-mobile.de, 10% (13 requests) were made to Hilfe-videos.telekom-dienste.de and 9% (12 requests) were made to Tealium.hs.llnwd.net. The less responsive or slowest element that took the longest time to load (1.3 sec) relates to the external source Telekom.de.

Page Optimization Overview & Recommendations

Page size can be reduced by 879.9 kB (72%)

Content Size

1.2 MB

After Optimization

341.6 kB

In fact, the total size of Kostenlose-xtra-card.t-mobile.de main page is 1.2 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. 40% of websites need less resources to load. Javascripts take 995.3 kB which makes up the majority of the site volume.

HTML Optimization

-80%

Potential reduce by 75.9 kB

  • Original 94.5 kB
  • After minification 86.2 kB
  • After compression 18.6 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 75.9 kB or 80% of the original size.

Image Optimization

-54%

Potential reduce by 34.9 kB

  • Original 64.4 kB
  • After minification 29.5 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, Kostenlose Xtra Card T Mobile needs image optimization as it can save up to 34.9 kB or 54% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-72%

Potential reduce by 713.9 kB

  • Original 995.3 kB
  • After minification 920.5 kB
  • After compression 281.4 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 713.9 kB or 72% of the original size.

CSS Optimization

-82%

Potential reduce by 55.1 kB

  • Original 67.3 kB
  • After minification 56.5 kB
  • After compression 12.2 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. Kostenlose-xtra-card.t-mobile.de needs all CSS files to be minified and compressed as it can save up to 55.1 kB or 82% of the original size.

Requests Breakdown

Number of requests can be reduced by 98 (79%)

Requests Now

124

After Optimization

26

The browser has sent 124 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Kostenlose Xtra Card T Mobile. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 51 to 1 for JavaScripts and from 9 to 1 for CSS and as a result speed up the page load time.

Accessibility Review

kostenlose-xtra-card.t-mobile.de accessibility score

86

Accessibility Issues

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

Buttons do not have an accessible name

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 [lang] attribute

Best Practices

kostenlose-xtra-card.t-mobile.de 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

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Missing source maps for large first-party JavaScript

SEO Factors

kostenlose-xtra-card.t-mobile.de SEO score

98

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

High

Tap targets are not sized appropriately

Language and Encoding

  • Language Detected

    DE

  • Language Claimed

    DE

  • Encoding

    ISO-8859-1

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Kostenlose-xtra-card.t-mobile.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 Kostenlose-xtra-card.t-mobile.de main page’s claimed encoding is iso-8859-1. 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 Kostenlose Xtra Card T Mobile. 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: