Tools & Wizards About Us

Report Summary

  • 65

    Performance

    Renders faster than
    78% of other websites

  • 82

    Accessibility

    Visual factors better than
    that of 52% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 69

    SEO

    Google-friendlier than
    28% of websites

delphi-library.de

Entwickler-Ecke - Die freundliche Community für .NET, Delphi und Web

Page Load Speed

3.4 sec in total

First Response

384 ms

Resources Loaded

2.8 sec

Page Rendered

209 ms

About Website

Visit delphi-library.de now to see the best up-to-date Delphi Library content and also check out these interesting facts you probably never knew about delphi-library.de

Die Entwickler-Ecke ist eine Community für Entwickler. Unser Fokus liegt auf .NET / C#, Delphi und Web (JavaScript, PHP, HTML, CSS). Wir sind aber offen für Fragen zu allen Sprachen / Plattformen.

Visit delphi-library.de

Key Findings

We analyzed Delphi-library.de page load time and found that the first response time was 384 ms and then it took 3 sec to load all DOM resources and completely render a web page. This is a poor result, as 55% of websites can load faster.

Performance Metrics

delphi-library.de performance score

65

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.2 s

42/100

10%

LCP (Largest Contentful Paint)

Value5.7 s

16/100

25%

SI (Speed Index)

Value5.4 s

56/100

10%

TBT (Total Blocking Time)

Value20 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0.056

98/100

15%

TTI (Time to Interactive)

Value5.6 s

69/100

10%

Network Requests Diagram

delphi-library.de

384 ms

entwickler-ecke.de

578 ms

common.css

103 ms

main.css

204 ms

jquery.min.js

425 ms

Our browser made a total of 61 requests to load all elements on the main page. We found that 2% of them (1 request) were addressed to the original Delphi-library.de, 98% (60 requests) were made to Entwickler-ecke.de. The less responsive or slowest element that took the longest time to load (578 ms) relates to the external source Entwickler-ecke.de.

Page Optimization Overview & Recommendations

Page size can be reduced by 48.0 kB (11%)

Content Size

419.1 kB

After Optimization

371.1 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Delphi-library.de main page is 419.1 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 289.4 kB which makes up the majority of the site volume.

HTML Optimization

-81%

Potential reduce by 34.0 kB

  • Original 41.8 kB
  • After minification 41.6 kB
  • After compression 7.7 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 34.0 kB or 81% of the original size.

Image Optimization

-3%

Potential reduce by 7.9 kB

  • Original 289.4 kB
  • After minification 281.5 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. Delphi Library images are well optimized though.

JavaScript Optimization

-5%

Potential reduce by 3.9 kB

  • Original 74.9 kB
  • After minification 74.5 kB
  • After compression 71.1 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. This website has mostly compressed JavaScripts.

CSS Optimization

-17%

Potential reduce by 2.2 kB

  • Original 13.0 kB
  • After minification 13.0 kB
  • After compression 10.8 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. Delphi-library.de needs all CSS files to be minified and compressed as it can save up to 2.2 kB or 17% of the original size.

Requests Breakdown

Number of requests can be reduced by 30 (51%)

Requests Now

59

After Optimization

29

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 59 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Delphi Library. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 15 to 1 for JavaScripts and from 6 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

Accessibility Review

delphi-library.de accessibility score

82

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.

Names and labels

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.

Impact

Issue

High

<frame> or <iframe> elements do not have a title

High

Form elements do not have associated labels

High

Links do not have a discernible name

Internationalization and localization

These are opportunities to improve the interpretation of your content by users in different locales.

Impact

Issue

High

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

Best Practices

delphi-library.de best practices score

67

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

User Experience

Impact

Issue

High

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

SEO Factors

delphi-library.de SEO score

69

Search Engine Optimization Advices

Crawling and Indexing

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

Impact

Issue

High

Links are not crawlable

Language and Encoding

  • Language Detected

    DE

  • Language Claimed

    N/A

  • Encoding

    ISO-8859-1

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Delphi-library.de can be misinterpreted by Google and other search engines. Our service has detected that German is used on the page, and neither this language nor any other was claimed in <html> or <meta> tags. Our system also found out that Delphi-library.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

Open Graph description is not detected on the main page of Delphi Library. 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: