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Report Summary

About Website

Welcome to campus.uni-erlangen.de homepage info - get ready to check Campus Uni Erlangen best content for Germany right away, or after learning these important things about campus.uni-erlangen.de

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name

value

score

weighting

FCP (First Contentful Paint)

Value5.0 s

9/100

10%

LCP (Largest Contentful Paint)

Value5.9 s

14/100

25%

SI (Speed Index)

Value7.3 s

29/100

10%

TBT (Total Blocking Time)

Value360 ms

72/100

30%

CLS (Cumulative Layout Shift)

Value0.054

98/100

15%

TTI (Time to Interactive)

Value8.0 s

42/100

10%

campus.uni-erlangen.de

342 ms

www.campo.fau.de

593 ms

hisinoneStartPage.faces

415 ms

sysout.js.xhtml

229 ms

jquery.js.xhtml

495 ms

Our browser made a total of 23 requests to load all elements on the main page. We found that 4% of them (1 request) were addressed to the original Campus.uni-erlangen.de, 96% (22 requests) were made to Campo.fau.de. The less responsive or slowest element that took the longest time to load (948 ms) relates to the external source Campo.fau.de.

Content Size

559.2 kB

After Optimization

427.5 kB

In fact, the total size of Campus.uni-erlangen.de main page is 559.2 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. Javascripts take 391.5 kB which makes up the majority of the site volume.

HTML Optimization

-86%

Potential reduce by 66.9 kB

Original 78.0 kB
After minification 77.6 kB
After compression 11.1 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. 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 66.9 kB or 86% of the original size.

Image Optimization

-18%

Potential reduce by 1.4 kB

Original 7.7 kB
After minification 6.3 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. Obviously, Campus Uni Erlangen needs image optimization as it can save up to 1.4 kB or 18% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-15%

Potential reduce by 59.8 kB

Original 391.5 kB
After minification 391.5 kB
After compression 331.7 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 59.8 kB or 15% of the original size.

CSS Optimization

-4%

Potential reduce by 3.7 kB

Original 82.0 kB
After minification 82.0 kB
After compression 78.4 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. Campus.uni-erlangen.de has all CSS files already compressed.

Requests Now

After Optimization

The browser has sent 18 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Campus Uni Erlangen. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 8 to 1 for JavaScripts and from 4 to 1 for CSS and as a result speed up the page load time.

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

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

Language and Encoding

Language Detected

DE
Language Claimed

DE
Encoding

ISO-8859-1

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Campus.uni-erlangen.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 Campus.uni-erlangen.de main page’s claimed encoding is iso-8859-1. Changing it to UTF-8 can be a good choice, as this format is commonly used for encoding all over the web and thus their visitors won’t have any troubles with symbol transcription or reading.

Social Sharing Optimization

campus.uni-erlangen.de

Open Graph description is not detected on the main page of Campus Uni Erlangen. 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:

Report Summary

Performance

Accessibility

Best Practices

SEO

Mein Portal - campo.fau.de

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)