Tools & Wizards About Us
oncoray.de screenshot

Report Summary

  • 83

    Performance

    Renders faster than
    87% of other websites

  • 94

    Accessibility

    Visual factors better than
    that of 83% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 100

    SEO

    Google-friendlier than
    94% of websites

oncoray.de

OncoRay - Center for Radiation Research in Oncology

Page Load Speed

4.3 sec in total

First Response

407 ms

Resources Loaded

3.7 sec

Page Rendered

191 ms

oncoray.de screenshot

About Website

Visit oncoray.de now to see the best up-to-date Onco Ray content and also check out these interesting facts you probably never knew about oncoray.de

OncoRay, the Center for Radiation Research in Oncology represents a new, future-oriented research effort in the field of radiation research in oncology.

Visit oncoray.de

Key Findings

We analyzed Oncoray.de page load time and found that the first response time was 407 ms and then it took 3.9 sec to load all DOM resources and completely render a web page. This is a poor result, as 65% of websites can load faster.

Performance Metrics

oncoray.de performance score

83

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.2 s

78/100

10%

LCP (Largest Contentful Paint)

Value3.8 s

56/100

25%

SI (Speed Index)

Value4.9 s

66/100

10%

TBT (Total Blocking Time)

Value20 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value2.8 s

97/100

10%

Network Requests Diagram

oncoray.de

407 ms

oncoray.de

456 ms

www.oncoray.de

845 ms

merged-9fda59cef050a147640264f76f27f65e-5cfdf95ab00de5771ef2e2de801833f7.css

451 ms

AllOncorayScripts.js

556 ms

Our browser made a total of 24 requests to load all elements on the main page. We found that all of those requests were addressed to Oncoray.de and no external sources were called. The less responsive or slowest element that took the longest time to load (1.4 sec) belongs to the original domain Oncoray.de.

Page Optimization Overview & Recommendations

Page size can be reduced by 36.3 kB (10%)

Content Size

361.0 kB

After Optimization

324.7 kB

  • HTML
  • Images

In fact, the total size of Oncoray.de main page is 361.0 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. 20% of websites need less resources to load. Images take 322.2 kB which makes up the majority of the site volume.

HTML Optimization

-86%

Potential reduce by 33.5 kB

  • Original 38.9 kB
  • After minification 21.0 kB
  • After compression 5.3 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. This page needs HTML code to be minified as it can gain 17.9 kB, which is 46% 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 33.5 kB or 86% of the original size.

Image Optimization

-1%

Potential reduce by 2.8 kB

  • Original 322.2 kB
  • After minification 319.4 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. Onco Ray images are well optimized though.

Requests Breakdown

We found no issues to fix!

Requests Now

21

After Optimization

21

  • Images
  • JavaScript
  • CSS

The browser has sent 21 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Onco Ray. According to our analytics all requests are already optimized.

Network Requests Diagram

oncoray.de

oncoray.de

407 ms

oncoray.de

oncoray.de

456 ms

www.oncoray.de

www.oncoray.de

845 ms

merged-9fda59cef050a147640264f76f27f65e-5cfdf95ab00de5771ef2e2de801833f7.css

merged-9fda59cef050a147640264f76f27f65e-5cfdf95ab00de5771ef2e2de801833f7.css

451 ms

AllOncorayScripts.js

AllOncorayScripts.js

556 ms

OncorayLogo.svg

OncorayLogo.svg

336 ms

homepage-header.jpg

homepage-header.jpg

778 ms

csm_PGRT_Koegler_2024_2cdba794cf.jpg

csm_PGRT_Koegler_2024_2cdba794cf.jpg

346 ms

csm_Gruppenfoto_II_bd02920557.jpg

csm_Gruppenfoto_II_bd02920557.jpg

450 ms

csm_Broghammer_PM_2024_ed310a1033.jpeg

csm_Broghammer_PM_2024_ed310a1033.jpeg

451 ms

csm_Gambetta_2024_ESTRO_b3cceaf1cf.jpg

csm_Gambetta_2024_ESTRO_b3cceaf1cf.jpg

533 ms

26_Group.png

26_Group.png

677 ms

27_Doctor.png

27_Doctor.png

681 ms

30_Calendar.png

30_Calendar.png

786 ms

0_Lamp.png

0_Lamp.png

792 ms

Uniklinik.png

Uniklinik.png

865 ms

TU.png

TU.png

1013 ms

MedFakultaet.png

MedFakultaet.png

1028 ms

hzdr.png

hzdr.png

1106 ms

BMBF.png

BMBF.png

1115 ms

UnternehmenRegion.png

UnternehmenRegion.png

1120 ms

Sachsen.png

Sachsen.png

1197 ms

EFRE.png

EFRE.png

1353 ms

matomo.js

matomo.js

1380 ms

Accessibility Review

oncoray.de accessibility score

94

Accessibility Issues

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

oncoray.de best practices score

83

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

SEO Factors

oncoray.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 Oncoray.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 Oncoray.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

oncoray.de

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