Access lebara-mobile.de. Günstige Prepaid-Pakete mit internationaler Telefonie

name

value

score

weighting

FCP (First Contentful Paint)

Value15.4 s

0/100

10%

LCP (Largest Contentful Paint)

Value34.0 s

0/100

25%

SI (Speed Index)

Value17.8 s

0/100

10%

TBT (Total Blocking Time)

Value4,620 ms

0/100

30%

CLS (Cumulative Layout Shift)

Value0.531

14/100

15%

TTI (Time to Interactive)

Value35.3 s

0/100

10%

www.lebara.de

562 ms

2226730319.js

11 ms

gtrs01.v1.0.0.js

124 ms

event

11 ms

css

58 ms

Our browser made a total of 79 requests to load all elements on the main page. We found that 0% of them (0 request) were addressed to the original Lebara-mobile.de, 16% (13 requests) were made to Lebara.de and 9% (7 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (821 ms) relates to the external source Assets.lebara.com.

Content Size

2.4 MB

After Optimization

863.2 kB

In fact, the total size of Lebara-mobile.de 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. 55% of websites need less resources to load. Javascripts take 1.0 MB which makes up the majority of the site volume.

HTML Optimization

-83%

Potential reduce by 124.0 kB

Original 150.1 kB
After minification 109.1 kB
After compression 26.1 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 41.1 kB, which is 27% 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 124.0 kB or 83% of the original size.

Image Optimization

-7%

Potential reduce by 28.2 kB

Original 415.0 kB
After minification 386.8 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. Lebara Mobile images are well optimized though.

JavaScript Optimization

-75%

Potential reduce by 773.5 kB

Original 1.0 MB
After minification 976.9 kB
After compression 252.9 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 773.5 kB or 75% of the original size.

CSS Optimization

-75%

Potential reduce by 581.9 kB

Original 779.3 kB
After minification 774.4 kB
After compression 197.4 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. Lebara-mobile.de needs all CSS files to be minified and compressed as it can save up to 581.9 kB or 75% of the original size.

Requests Now

After Optimization

The browser has sent 68 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Lebara 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 32 to 1 for JavaScripts and from 5 to 1 for CSS and as a result speed up the page load time.

Accessibility Issues

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.

High

[aria-*] attributes do not match their roles

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.

High

Buttons do not have an accessible name

High

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

High

Image elements do not have [alt] attributes

High

Links do not have a discernible name

These are opportunities to improve the legibility of your content.

High

Background and foreground colors do not have a sufficient contrast ratio.

Areas of Improvement

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

High

Displays images with incorrect aspect ratio

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Missing source maps for large first-party JavaScript

Search Engine Optimization Advices

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

High

Links do not have descriptive text

High

Image elements do not have [alt] attributes

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

High

Links are not crawlable

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/).

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 Lebara-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 Lebara-mobile.de 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

lebara-mobile.de

Open Graph description is not detected on the main page of Lebara 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:

Report Summary

Performance

Accessibility

Best Practices

SEO

Günstige Prepaid-Pakete mit internationaler Telefonie | Lebara Deutschland

Page Load Speed

First Response

Resources Loaded

Page Rendered

About Website

Key Findings

Performance Metrics

Measured Metrics

FCP (First Contentful Paint)

LCP (Largest Contentful Paint)

SI (Speed Index)

TBT (Total Blocking Time)

CLS (Cumulative Layout Shift)

TTI (Time to Interactive)

Network Requests Diagram

www.lebara.de

2226730319.js

gtrs01.v1.0.0.js

event

css

Page Optimization Overview & Recommendations

Content Size

After Optimization

HTML Optimization

Image Optimization

JavaScript Optimization

CSS Optimization

Requests Breakdown

Requests Now

After Optimization

Network Requests Diagram

www.lebara.de

2226730319.js

gtrs01.v1.0.0.js

event

css

jquery-ui.css

jquery.min.js

jquery-ui.min.js

jquery.stellar.min.js

bootstrap-datetimepicker.min.css

main.min.css

underscore-min.js

modernizr-2.6.2-respond-1.1.0.min.js

form_validation.js

templateController.js

picturefill.min.js

gtrs03.js

fonts.css

CF2F6A2E87A102637.css

logo.png

twitter.png

facebook.png

gtm.js

ga.js

91.js

logo.png

primaryBanner.php

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__utm.gif

tman.cgi

tman.cgi

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glyphicons-halflings-regular.woff

primaryImgPanels.php

primaryRates.php

analytics.js

hotjar-48185.js