Tools & Wizards About Us

Report Summary

  • 16

    Performance

    Renders faster than
    30% of other websites

  • 72

    Accessibility

    Visual factors better than
    that of 37% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 84

    SEO

    Google-friendlier than
    52% of websites

peenemuende.de

Startseite - Historisch-Technisches Museum Peenemünde

Page Load Speed

2 sec in total

First Response

395 ms

Resources Loaded

1.3 sec

Page Rendered

310 ms

About Website

Click here to check amazing Peenemuende content for Germany. Otherwise, check out these important facts you probably never knew about peenemuende.de

Die Versuchsanstalten Peenemünde waren von 1936 - 1945 das größte Rüstungszentrum Europas & bis zu 12 000 Menschen arbeiteten gleichzeitig an Fernlenkwaffen

Visit peenemuende.de

Key Findings

We analyzed Peenemuende.de page load time and found that the first response time was 395 ms and then it took 1.6 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 35% of websites can load faster. This domain responded with an error, which can significantly jeopardize Peenemuende.de rating and web reputation

Performance Metrics

peenemuende.de performance score

16

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value8.0 s

0/100

10%

LCP (Largest Contentful Paint)

Value29.1 s

0/100

25%

SI (Speed Index)

Value18.6 s

0/100

10%

TBT (Total Blocking Time)

Value3,620 ms

1/100

30%

CLS (Cumulative Layout Shift)

Value0.011

100/100

15%

TTI (Time to Interactive)

Value19.3 s

2/100

10%

Network Requests Diagram

peenemuende.de

395 ms

stylesheet_5d370599a3.css

325 ms

pee_grund3.css

326 ms

swfobject.js

328 ms

javascript_93077bb238.js

331 ms

Our browser made a total of 21 requests to load all elements on the main page. We found that all of those requests were addressed to Peenemuende.de and no external sources were called. The less responsive or slowest element that took the longest time to load (554 ms) belongs to the original domain Peenemuende.de.

Page Optimization Overview & Recommendations

Page size can be reduced by 40.9 kB (12%)

Content Size

347.7 kB

After Optimization

306.8 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Peenemuende.de main page is 347.7 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. Only 10% of websites need less resources to load. Images take 306.8 kB which makes up the majority of the site volume.

HTML Optimization

-78%

Potential reduce by 14.4 kB

  • Original 18.5 kB
  • After minification 15.1 kB
  • After compression 4.1 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 3.4 kB, which is 18% 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 14.4 kB or 78% of the original size.

Image Optimization

-3%

Potential reduce by 9.8 kB

  • Original 306.8 kB
  • After minification 297.1 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. Peenemuende images are well optimized though.

JavaScript Optimization

-62%

Potential reduce by 6.5 kB

  • Original 10.6 kB
  • After minification 10.6 kB
  • After compression 4.1 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. It is highly recommended that all JavaScript files should be compressed and minified as it can save up to 6.5 kB or 62% of the original size.

CSS Optimization

-87%

Potential reduce by 10.2 kB

  • Original 11.7 kB
  • After minification 8.9 kB
  • After compression 1.5 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. Peenemuende.de needs all CSS files to be minified and compressed as it can save up to 10.2 kB or 87% of the original size.

Requests Breakdown

We found no issues to fix!

Requests Now

19

After Optimization

19

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 19 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Peenemuende. According to our analytics all requests are already optimized.

Network Requests Diagram

Accessibility Review

peenemuende.de accessibility score

72

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

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

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

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

peenemuende.de best practices score

83

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

Page has valid source maps

SEO Factors

peenemuende.de SEO score

84

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 Peenemuende.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 Peenemuende.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

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