Tools & Wizards About Us
mobile.1und1.de screenshot

Report Summary

  • 17

    Performance

    Renders faster than
    32% of other websites

  • 59

    Accessibility

    Visual factors better than
    that of 26% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 85

    SEO

    Google-friendlier than
    55% of websites

mobile.1und1.de

1&1 Mobilfunk > Top Angebote für jeden Bedarf > Jetzt entdecken

Page Load Speed

7.1 sec in total

First Response

665 ms

Resources Loaded

5.3 sec

Page Rendered

1.2 sec

mobile.1und1.de screenshot

About Website

Visit mobile.1und1.de now to see the best up-to-date Mobile 1 Und content for Germany and also check out these interesting facts you probably never knew about mobile.1und1.de

Mobilfunk ⭐ Top Angebote mit und ohne Smartphone ✓ Große Handy Auswahl ✓ Exzellenter Service ✓ 4G LTE und 5G Flats ➤ Jetzt zu den 1&1 Angeboten!

Visit mobile.1und1.de

Key Findings

We analyzed Mobile.1und1.de page load time and found that the first response time was 665 ms and then it took 6.5 sec to load all DOM resources and completely render a web page. This is a poor result, as 80% of websites can load faster.

Performance Metrics

mobile.1und1.de performance score

17

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value5.8 s

4/100

10%

LCP (Largest Contentful Paint)

Value6.7 s

8/100

25%

SI (Speed Index)

Value18.7 s

0/100

10%

TBT (Total Blocking Time)

Value6,810 ms

0/100

30%

CLS (Cumulative Layout Shift)

Value0.069

96/100

15%

TTI (Time to Interactive)

Value40.9 s

0/100

10%

Network Requests Diagram

mobile.1und1.de

665 ms

lead:VTC

436 ms

lead:VTC

816 ms

satelliteLib-521fb497bc740130ff536c3fe88df572bd37c38b.js

302 ms

mobile.1und1.de

182 ms

Our browser made a total of 285 requests to load all elements on the main page. We found that 4% of them (11 requests) were addressed to the original Mobile.1und1.de, 10% (29 requests) were made to Assets.adobedtm.com and 10% (28 requests) were made to S1.uicdn.net. The less responsive or slowest element that took the longest time to load (1.9 sec) relates to the external source S3.uicdn.net.

Page Optimization Overview & Recommendations

Page size can be reduced by 949.7 kB (28%)

Content Size

3.4 MB

After Optimization

2.5 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Mobile.1und1.de main page is 3.4 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. 75% of websites need less resources to load and that’s why Accessify’s recommendations for optimization and resource minification can be helpful for this project. Images take 2.3 MB which makes up the majority of the site volume.

HTML Optimization

-83%

Potential reduce by 126.7 kB

  • Original 152.0 kB
  • After minification 145.7 kB
  • After compression 25.3 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 126.7 kB or 83% of the original size.

Image Optimization

-8%

Potential reduce by 175.7 kB

  • Original 2.3 MB
  • After minification 2.1 MB

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. Mobile 1 Und images are well optimized though.

JavaScript Optimization

-67%

Potential reduce by 629.7 kB

  • Original 943.1 kB
  • After minification 888.6 kB
  • After compression 313.5 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 629.7 kB or 67% of the original size.

CSS Optimization

-93%

Potential reduce by 17.6 kB

  • Original 18.9 kB
  • After minification 18.8 kB
  • After compression 1.3 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. Mobile.1und1.de needs all CSS files to be minified and compressed as it can save up to 17.6 kB or 93% of the original size.

Requests Breakdown

Number of requests can be reduced by 150 (58%)

Requests Now

259

After Optimization

109

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 259 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Mobile 1 Und. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 69 to 1 for JavaScripts and from 6 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

mobile.1und1.de

mobile.1und1.de

665 ms

lead:VTC

lead:VTC

436 ms

lead:VTC

lead:VTC

816 ms

satelliteLib-521fb497bc740130ff536c3fe88df572bd37c38b.js

satelliteLib-521fb497bc740130ff536c3fe88df572bd37c38b.js

302 ms

mobile.1und1.de

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182 ms

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;jsessionId=BF747F8869EC50C8D7FB13E5DD081A95.TC5b

823 ms

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272 ms

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showroom-overview;u3=Section%20undetermined;u4=;u5=;u6=;u7=0;u8=;u10=;u11=;u12=;u14=desktop;u15=No%20AC;u16=%20;u17=defaultMC;u18=1460131917414;u20=DE;dc_lat=;dc_rdid=;tag_for_child_directed_treatment=;ord=3699744986370.206

147 ms

B9557468.129814199;dc_trk_aid=302734336;dc_trk_cid=69581203;ord=7225556;dc_lat=;dc_rdid=;tag_for_child_directed_treatment=

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461 ms

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163 ms

B9556243.129823213;dc_trk_aid=302734333;dc_trk_cid=69590195;ord=397245169;dc_lat=;dc_rdid=;tag_for_child_directed_treatment=

B9556243.129823213;dc_trk_aid=302734333;dc_trk_cid=69590195;ord=397245169;dc_lat=;dc_rdid=;tag_for_child_directed_treatment=

174 ms

adv_m10006_de.html

adv_m10006_de.html

1009 ms

142 ms

1x1.gif

1x1.gif

226 ms

1x1.gif

1x1.gif

285 ms

1x1.gif

1x1.gif

309 ms

1x1.gif

1x1.gif

363 ms

1x1.gif

1x1.gif

320 ms

1x1.gif

1x1.gif

305 ms

track

track

721 ms

oct.js

oct.js

70 ms

rum

rum

61 ms

sd

sd

81 ms

103 ms

match

match

124 ms

merge

merge

88 ms

match

match

587 ms

adsct

adsct

263 ms

adsct

adsct

263 ms

match

match

210 ms

match

match

228 ms

80 ms

match

match

171 ms

80 ms

1x1.gif

1x1.gif

525 ms

match

match

214 ms

match

match

213 ms

mapuser

mapuser

138 ms

match

match

214 ms

match

match

180 ms

tap.php

tap.php

355 ms

cm.gif

cm.gif

87 ms

match

match

282 ms

match

match

246 ms

start%20page&salesarea=EUE_DE&brand=1und1®ion=de&dclass=classic&cr=&uid_debug=ac13e481-3820-1460131917-0&eueid=&hid=&ff=&tif=2751-403-NSfTIF

start%20page&salesarea=EUE_DE&brand=1und1®ion=de&dclass=classic&cr=&uid_debug=ac13e481-3820-1460131917-0&eueid=&hid=&ff=&tif=2751-403-NSfTIF

540 ms

tx.io

tx.io

536 ms

B9414321.127902769;sz=1x2;ord=282056105091

B9414321.127902769;sz=1x2;ord=282056105091

108 ms

satellite-55c360cc65333600170000e0.js

satellite-55c360cc65333600170000e0.js

143 ms

satellite-553904ca6539641d92990000.js

satellite-553904ca6539641d92990000.js

156 ms

s

s

218 ms

u

u

258 ms

lidar.js

lidar.js

151 ms

s79469633679836

s79469633679836

182 ms

pixel

pixel

19 ms

tagging

tagging

110 ms

tagging

tagging

225 ms

trg.gif

trg.gif

440 ms

fbds.js

fbds.js

56 ms

31 ms

fbevents.js

fbevents.js

104 ms

38 ms

34 ms

35 ms

blank.gif

blank.gif

104 ms

banner

banner

92 ms

1x1.gif

1x1.gif

99 ms

26 ms

1x1.gif

1x1.gif

88 ms

295 ms

1x1.gif

1x1.gif

129 ms

1x1.gif

1x1.gif

94 ms

23 ms

1x1.gif

1x1.gif

102 ms

21 ms

satellite-560a8d3264653100140011c3.js

satellite-560a8d3264653100140011c3.js

109 ms

Accessibility Review

mobile.1und1.de accessibility score

59

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

[aria-*] attributes do not match their roles

High

button, link, and menuitem elements do not have accessible names.

High

ARIA IDs are not unique

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

High

Image elements do not have [alt] attributes

High

Links do not have a discernible name

High

<object> elements do not have alternate text

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

[id] attributes on active, focusable elements are not unique

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

mobile.1und1.de best practices score

75

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

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Missing source maps for large first-party JavaScript

SEO Factors

mobile.1und1.de SEO score

85

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

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

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

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Mobile.1und1.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 Mobile.1und1.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

mobile.1und1.de

Open Graph description is not detected on the main page of Mobile 1 Und. 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: