Access minerva-kg.de. Medizin - minerva.de - Fachbuchhandlung für Medizin und Wissenschaft

Report Summary

name

value

score

weighting

FCP (First Contentful Paint)

Value4.5 s

15/100

10%

LCP (Largest Contentful Paint)

Value8.7 s

1/100

25%

SI (Speed Index)

Value6.3 s

41/100

10%

TBT (Total Blocking Time)

Value210 ms

88/100

30%

CLS (Cumulative Layout Shift)

Value0.047

99/100

15%

TTI (Time to Interactive)

Value7.7 s

46/100

10%

minerva-kg.de

299 ms

www.minerva-kg.de

536 ms

index.php

702 ms

style.css

100 ms

trustlogo.js

50 ms

Our browser made a total of 70 requests to load all elements on the main page. We found that 89% of them (62 requests) were addressed to the original Minerva-kg.de, 3% (2 requests) were made to Js.adscale.de and 3% (2 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (761 ms) belongs to the original domain Minerva-kg.de.

Content Size

561.0 kB

After Optimization

426.3 kB

In fact, the total size of Minerva-kg.de main page is 561.0 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. 30% of websites need less resources to load. Images take 306.5 kB which makes up the majority of the site volume.

HTML Optimization

-86%

Potential reduce by 54.2 kB

Original 63.4 kB
After minification 48.7 kB
After compression 9.2 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. This page needs HTML code to be minified as it can gain 14.7 kB, which is 23% 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 54.2 kB or 86% of the original size.

Image Optimization

-5%

Potential reduce by 14.7 kB

Original 306.5 kB
After minification 291.8 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. Minerva Kg images are well optimized though.

JavaScript Optimization

-23%

Potential reduce by 35.7 kB

Original 151.8 kB
After minification 151.8 kB
After compression 116.2 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 35.7 kB or 23% of the original size.

CSS Optimization

-77%

Potential reduce by 30.1 kB

Original 39.3 kB
After minification 29.8 kB
After compression 9.2 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. Minerva-kg.de needs all CSS files to be minified and compressed as it can save up to 30.1 kB or 77% of the original size.

Requests Now

After Optimization

The browser has sent 66 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Minerva Kg. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 10 to 1 for JavaScripts and from 5 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 the semantics of the controls in your application. This may enhance the experience for users of assistive technology, like a screen reader.

High

Form elements do not have associated labels

High

Links do not have a discernible name

Areas of Improvement

High

Does not use HTTPS

High

Includes front-end JavaScript libraries with known security vulnerabilities

Low

Ensure CSP is effective against XSS attacks

High

Displays images with incorrect aspect ratio

High

Serves images with low resolution

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

Search Engine Optimization Advices

Language and Encoding

Language Detected

N/A
Language Claimed

EN
Encoding

ISO-8859-1

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Minerva-kg.de can be misinterpreted by Google and other search engines. Unfortunately we cannot identify language used on the page (probably there is a mix of languages, too little text or something else), while the claimed language is English. Our system also found out that Minerva-kg.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

minerva-kg.de

Open Graph description is not detected on the main page of Minerva Kg. 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

Medizin - minerva.de - Fachbuchhandlung für Medizin und Wissenschaft

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)