Access nkr-mhh.de. Norddeutsches Knochenmark- und Stammzellspender-Register

name

value

score

weighting

FCP (First Contentful Paint)

Value13.2 s

0/100

10%

LCP (Largest Contentful Paint)

Value41.7 s

0/100

25%

SI (Speed Index)

Value24.2 s

0/100

10%

TBT (Total Blocking Time)

Value810 ms

36/100

30%

CLS (Cumulative Layout Shift)

Value0.607

10/100

15%

TTI (Time to Interactive)

Value33.4 s

0/100

10%

nkr-mhh.de

243 ms

nkr.life

415 ms

www.nkr.life

460 ms

app.js

488 ms

style.min.css

203 ms

Our browser made a total of 89 requests to load all elements on the main page. We found that 1% of them (1 request) were addressed to the original Nkr-mhh.de, 92% (82 requests) were made to Nkr.life and 6% (5 requests) were made to Windrich-soergel.de. The less responsive or slowest element that took the longest time to load (1.3 sec) relates to the external source Nkr.life.

Content Size

8.1 MB

After Optimization

4.6 MB

In fact, the total size of Nkr-mhh.de main page is 8.1 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. 80% 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 4.8 MB which makes up the majority of the site volume.

HTML Optimization

-88%

Potential reduce by 269.0 kB

Original 304.8 kB
After minification 301.7 kB
After compression 35.8 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 269.0 kB or 88% of the original size.

Image Optimization

-15%

Potential reduce by 699.7 kB

Original 4.8 MB
After minification 4.1 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. Obviously, NKR Mhh needs image optimization as it can save up to 699.7 kB or 15% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-71%

Potential reduce by 818.6 kB

Original 1.2 MB
After minification 1.2 MB
After compression 338.2 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 818.6 kB or 71% of the original size.

CSS Optimization

-92%

Potential reduce by 1.6 MB

Original 1.8 MB
After minification 1.3 MB
After compression 147.0 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. Nkr-mhh.de needs all CSS files to be minified and compressed as it can save up to 1.6 MB or 92% of the original size.

Requests Now

After Optimization

The browser has sent 77 CSS, Javascripts, AJAX and image requests in order to completely render the main page of NKR Mhh. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 33 to 1 for JavaScripts and from 19 to 1 for CSS and as a result speed up the page load time.

Accessibility Issues

These are opportunities to improve the legibility of your content.

High

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

These are opportunities to improve keyboard navigation in your application.

High

Heading elements are not in a sequentially-descending order

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

Image elements do not have [alt] attributes

High

Links do not have a discernible name

These are opportunities to improve the experience of reading tabular or list data using assistive technology, like a screen reader.

High

Lists do not contain only <li> elements and script supporting elements (<script> and <template>).

High

List items (<li>) are not contained within <ul> or <ol> parent elements.

Areas of Improvement

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

Low

Detected JavaScript libraries

High

Missing source maps for large first-party JavaScript

Search Engine Optimization Advices

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

High

Links are not crawlable

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

High

Image elements do not have [alt] attributes

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

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 Nkr-mhh.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 Nkr-mhh.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

nkr-mhh.de

Open Graph data is detected on the main page of NKR Mhh. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook:

Report Summary

Performance

Accessibility

Best Practices

SEO

Norddeutsches Knochenmark- und Stammzellspender-Register | NKR Hannover

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

nkr-mhh.de

nkr.life

www.nkr.life

app.js

style.min.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

nkr-mhh.de

nkr.life

www.nkr.life

app.js

style.min.css

style.min.css

style.css

fontawesome-all.min.css

swiper.min.css

spinkit.css

lightgallery.min.css

perfect-scrollbar.min.css

custom-theme.css

js_composer.min.css

jquery.min.js

jquery-migrate.min.js

rbtools.min.js

rs6.min.js

animate.min.css

owl.carousel.css

sa-owl-theme.css

animate.min.css

lightgallery.css

lightgallery-bundle.min.css

js_composer_tta.min.css

rs6.css

nkrscript.js

headroom.min.js

picturefill.min.js

jquery.mousewheel.min.js

lightgallery-all.min.js

jquery.smooth-scroll.min.js

imagesloaded.min.js

swiper.min.js

hoverIntent.min.js

vc-waypoints.min.js

jquery.smartmenus.min.js

perfect-scrollbar.jquery.min.js

js_composer_front.min.js

wp-plugin-1-12.js

main.min.js

owl.carousel.min.js

jquery.mousewheel.min.js