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posteo.de screenshot

Report Summary

  • 48

    Performance

    Renders faster than
    68% of other websites

  • 95

    Accessibility

    Visual factors better than
    that of 87% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    36% of websites

  • 100

    SEO

    Google-friendlier than
    95% of websites

posteo.de

Email green, secure, simple and ad-free - posteo.de -

Page Load Speed

2.7 sec in total

First Response

289 ms

Resources Loaded

2.2 sec

Page Rendered

220 ms

posteo.de screenshot

About Website

Welcome to posteo.de homepage info - get ready to check Posteo best content for Germany right away, or after learning these important things about posteo.de

Posteo is an innovative email provider that is concerned with sustainability and privacy and is completely ad-free. Our email accounts, calendars and address books can be synchronised - we use compreh...

Visit posteo.de

Key Findings

We analyzed Posteo.de page load time and found that the first response time was 289 ms and then it took 2.4 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 40% of websites can load faster.

Performance Metrics

posteo.de performance score

48

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.5 s

35/100

10%

LCP (Largest Contentful Paint)

Value6.6 s

8/100

25%

SI (Speed Index)

Value5.2 s

60/100

10%

TBT (Total Blocking Time)

Value110 ms

97/100

30%

CLS (Cumulative Layout Shift)

Value0.91

3/100

15%

TTI (Time to Interactive)

Value5.9 s

65/100

10%

Network Requests Diagram

posteo.de

289 ms

posteo.de

435 ms

en

169 ms

p_styles-website.css

205 ms

font-awesome.css

286 ms

Our browser made a total of 34 requests to load all elements on the main page. We found that all of those requests were addressed to Posteo.de and no external sources were called. The less responsive or slowest element that took the longest time to load (706 ms) belongs to the original domain Posteo.de.

Page Optimization Overview & Recommendations

Page size can be reduced by 242.4 kB (38%)

Content Size

633.9 kB

After Optimization

391.5 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Posteo.de main page is 633.9 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. 30% of websites need less resources to load. Images take 346.5 kB which makes up the majority of the site volume.

HTML Optimization

-76%

Potential reduce by 23.8 kB

  • Original 31.5 kB
  • After minification 26.2 kB
  • After compression 7.7 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 5.3 kB, which is 17% 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 23.8 kB or 76% of the original size.

Image Optimization

-7%

Potential reduce by 23.9 kB

  • Original 346.5 kB
  • After minification 322.7 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. Posteo images are well optimized though.

JavaScript Optimization

-67%

Potential reduce by 81.6 kB

  • Original 122.4 kB
  • After minification 121.2 kB
  • After compression 40.8 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 81.6 kB or 67% of the original size.

CSS Optimization

-85%

Potential reduce by 113.1 kB

  • Original 133.5 kB
  • After minification 97.2 kB
  • After compression 20.3 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. Posteo.de needs all CSS files to be minified and compressed as it can save up to 113.1 kB or 85% of the original size.

Requests Breakdown

Number of requests can be reduced by 3 (12%)

Requests Now

26

After Optimization

23

  • Images
  • JavaScript
  • CSS

The browser has sent 26 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Posteo. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 4 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

posteo.de

posteo.de

289 ms

posteo.de

posteo.de

435 ms

en

en

169 ms

p_styles-website.css

p_styles-website.css

205 ms

font-awesome.css

font-awesome.css

286 ms

jquery-1.11.1.min.js

jquery-1.11.1.min.js

500 ms

all.js

all.js

304 ms

window_scroll.js

window_scroll.js

319 ms

swiper.css

swiper.css

320 ms

swiper.min.js

swiper.min.js

320 ms

denken_startseite.png

denken_startseite.png

200 ms

100pro_puzzle.png

100pro_puzzle.png

96 ms

mail_start.png

mail_start.png

102 ms

kalender_slider.png

kalender_slider.png

207 ms

adressbuch_slider.png

adressbuch_slider.png

205 ms

slider_nachhaltigkeit_windradco2.png

slider_nachhaltigkeit_windradco2.png

201 ms

slider_datenschutz.png

slider_datenschutz.png

220 ms

slider_werbefreiheit.png

slider_werbefreiheit.png

297 ms

slider_umzugsservice_en.png

slider_umzugsservice_en.png

337 ms

mail_startseite-klein.png

mail_startseite-klein.png

299 ms

navigator_start.png

navigator_start.png

403 ms

strom_puzzle.png

strom_puzzle.png

404 ms

daten_puzzle.png

daten_puzzle.png

314 ms

einkauf_puzzle.png

einkauf_puzzle.png

395 ms

schloss_puzzle.png

schloss_puzzle.png

398 ms

anonym_puzzle.png

anonym_puzzle.png

407 ms

synch_puzzle.png

synch_puzzle.png

435 ms

sparschwein_puzzle.png

sparschwein_puzzle.png

493 ms

plus_puzzle.png

plus_puzzle.png

496 ms

DroidSans-webfont.woff

DroidSans-webfont.woff

610 ms

fontawesome-webfont.woff

fontawesome-webfont.woff

706 ms

DroidSans-Bold-webfont.woff

DroidSans-Bold-webfont.woff

594 ms

DroidSerif-Italic-webfont.woff

DroidSerif-Italic-webfont.woff

534 ms

posticons.woff

posticons.woff

590 ms

Accessibility Review

posteo.de accessibility score

95

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-hidden="true"] elements contain focusable descendents

High

ARIA input fields do not have accessible names

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.

Best Practices

posteo.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

SEO Factors

posteo.de SEO score

100

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

Language and Encoding

  • Language Detected

    EN

  • Language Claimed

    EN

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Posteo.de can be misinterpreted by Google and other search engines. Our service has detected that English is used on the page, and it matches the claimed language. Our system also found out that Posteo.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

posteo.de

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