Access error.uni-graz.at. Service derzeit nicht verfügbar

Report Summary

name

value

score

weighting

FCP (First Contentful Paint)

Value1.1 s

99/100

10%

LCP (Largest Contentful Paint)

Value1.1 s

100/100

25%

SI (Speed Index)

Value2.5 s

97/100

10%

TBT (Total Blocking Time)

Value0 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value1.6 s

100/100

10%

error.uni-graz.at

343 ms

Our browser made a total of 1 request to load all elements on the main page. We found that all of those requests were addressed to Error.uni-graz.at and no external sources were called. The less responsive or slowest element that took the longest time to load (343 ms) belongs to the original domain Error.uni-graz.at.

Content Size

21.0 kB

After Optimization

10.2 kB

In fact, the total size of Error.uni-graz.at main page is 21.0 kB. This result falls within the top 5000 of lightweight and thus fast loading web pages. Only a small number of websites need less resources to load. HTML takes 21.0 kB which makes up the majority of the site volume.

HTML Optimization

-51%

Potential reduce by 10.8 kB

Original 21.0 kB
After minification 20.6 kB
After compression 10.2 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 10.8 kB or 51% of the original size.

Requests Now

After Optimization

Besides the initial HTML request, no CSS, Javascripts, AJAX or image files were requested in the course of web page rendering.

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 interpretation of your content by users in different locales.

High

<html> element does not have a [lang] attribute

Areas of Improvement

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

High

Serves images with low resolution

Low

Detected JavaScript libraries

Search Engine Optimization Advices

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

High

Page is blocked from indexing

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 Error.uni-graz.at 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 Error.uni-graz.at 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 Error Uni Graz. 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: