Tools & Wizards About Us
html5-days.de screenshot

Report Summary

  • 32

    Performance

    Renders faster than
    52% of other websites

  • 75

    Accessibility

    Visual factors better than
    that of 41% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 76

    SEO

    Google-friendlier than
    35% of websites

html5-days.de

HTML & CSS Days | 16. - 19. Oktober in Berlin | 4-in-1-Event

Page Load Speed

4.4 sec in total

First Response

342 ms

Resources Loaded

3.7 sec

Page Rendered

343 ms

html5-days.de screenshot

About Website

Welcome to html5-days.de homepage info - get ready to check HTML 5 Days best content for Germany right away, or after learning these important things about html5-days.de

Workshops zur Website-Performance, Future-Proof CSS und Barrierefreiheit. Das große Trainingsevent für HTML & CSS | Jetzt Ticket sichern!

Visit html5-days.de

Key Findings

We analyzed Html5-days.de page load time and found that the first response time was 342 ms and then it took 4.1 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

html5-days.de performance score

32

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value7.6 s

1/100

10%

LCP (Largest Contentful Paint)

Value12.4 s

0/100

25%

SI (Speed Index)

Value14.2 s

1/100

10%

TBT (Total Blocking Time)

Value550 ms

54/100

30%

CLS (Cumulative Layout Shift)

Value0.006

100/100

15%

TTI (Time to Interactive)

Value16.7 s

5/100

10%

Network Requests Diagram

html5-days.de

342 ms

757 ms

1676967209.js

213 ms

1959748522.js

433 ms

animate.min.css

319 ms

Our browser made a total of 92 requests to load all elements on the main page. We found that 1% of them (1 request) were addressed to the original Html5-days.de, 91% (84 requests) were made to Javascript-days.de and 5% (5 requests) were made to Cdn.jsdelivr.net. The less responsive or slowest element that took the longest time to load (1.5 sec) relates to the external source Javascript-days.de.

Page Optimization Overview & Recommendations

Page size can be reduced by 450.6 kB (27%)

Content Size

1.7 MB

After Optimization

1.2 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Html5-days.de main page is 1.7 MB. This result falls beyond the top 1M of websites and identifies a large and not optimized web page that may take ages to load. 65% of websites need less resources to load. Javascripts take 628.2 kB which makes up the majority of the site volume.

HTML Optimization

-87%

Potential reduce by 338.8 kB

  • Original 391.3 kB
  • After minification 376.6 kB
  • After compression 52.5 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 338.8 kB or 87% of the original size.

Image Optimization

-13%

Potential reduce by 64.1 kB

  • Original 501.1 kB
  • After minification 437.0 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, HTML 5 Days needs image optimization as it can save up to 64.1 kB or 13% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-4%

Potential reduce by 22.3 kB

  • Original 628.2 kB
  • After minification 628.0 kB
  • After compression 605.8 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

-18%

Potential reduce by 25.4 kB

  • Original 141.3 kB
  • After minification 131.1 kB
  • After compression 116.0 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. Html5-days.de needs all CSS files to be minified and compressed as it can save up to 25.4 kB or 18% of the original size.

Requests Breakdown

Number of requests can be reduced by 80 (92%)

Requests Now

87

After Optimization

7

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 87 CSS, Javascripts, AJAX and image requests in order to completely render the main page of HTML 5 Days. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 52 to 1 for JavaScripts and from 30 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

html5-days.de

html5-days.de

342 ms

757 ms

1676967209.js

1676967209.js

213 ms

1959748522.js

1959748522.js

433 ms

animate.min.css

animate.min.css

319 ms

style.min.css

style.min.css

425 ms

style.css

style.css

324 ms

style.css

style.css

325 ms

style.css

style.css

326 ms

style.css

style.css

431 ms

sands_advanced_tickets_display.css

sands_advanced_tickets_display.css

433 ms

jquery.bxslider.min.css

jquery.bxslider.min.css

431 ms

style.css

style.css

432 ms

slick.css

slick.css

530 ms

slick-theme.css

slick-theme.css

532 ms

wen-logo-slider-public.css

wen-logo-slider-public.css

533 ms

form-basic.css

form-basic.css

532 ms

flexslider.css

flexslider.css

532 ms

app.css

app.css

534 ms

style.css

style.css

643 ms

superfish.css

superfish.css

640 ms

component.css

component.css

639 ms

font-awesome.min.css

font-awesome.min.css

637 ms

jquery.fancybox.css

jquery.fancybox.css

636 ms

style-responsive.css

style-responsive.css

640 ms

style-custom.css

style-custom.css

748 ms

pum-site.min.css

pum-site.min.css

744 ms

css

css

36 ms

style.css

style.css

742 ms

jquery-1.12.4-wp.js

jquery-1.12.4-wp.js

750 ms

jquery-migrate-1.4.1-wp.js

jquery-migrate-1.4.1-wp.js

744 ms

moment.js

moment.js

750 ms

moment-timezone-with-data.min.js

moment-timezone-with-data.min.js

957 ms

script.js

script.js

848 ms

sands-multi-loc.js

sands-multi-loc.js

849 ms

script.js

script.js

852 ms

script.js

script.js

854 ms

script.js

script.js

853 ms

splide.min.js

splide.min.js

40 ms

splide.min.css

splide.min.css

50 ms

gsap.min.js

gsap.min.js

25 ms

TextPlugin.min.js

TextPlugin.min.js

13 ms

ScrollTrigger.min.js

ScrollTrigger.min.js

26 ms

CustomEase.min.js

CustomEase.min.js

23 ms

bootstrap.min.css

bootstrap.min.css

858 ms

bootstrap-select.min.css

bootstrap-select.min.css

750 ms

ijc-style_old.css

ijc-style_old.css

639 ms

jquery.bxslider.min.js

jquery.bxslider.min.js

641 ms

script.js

script.js

638 ms

slick.min.js

slick.min.js

742 ms

chunk-vendors.js

chunk-vendors.js

964 ms

app.js

app.js

747 ms

javascript-days.de

javascript-days.de

640 ms

jquery.cookie.js

jquery.cookie.js

640 ms

sands-functions.js

sands-functions.js

639 ms

bootstrap.min.js

bootstrap.min.js

741 ms

bootstrap-select.js

bootstrap-select.js

645 ms

js.cookie.js

js.cookie.js

644 ms

split.min.js

split.min.js

645 ms

707606496.js

707606496.js

752 ms

sands_mc4wp.js

sands_mc4wp.js

748 ms

sands_advanced_tickets_display.js

sands_advanced_tickets_display.js

747 ms

jquery.bxslider.min.js

jquery.bxslider.min.js

645 ms

jquery.flexslider-min.js

jquery.flexslider-min.js

644 ms

superfish.js

superfish.js

747 ms

hoverIntent.min.js

hoverIntent.min.js

749 ms

modernizr.custom.js

modernizr.custom.js

750 ms

style.css

style.css

751 ms

jquery.easing.js

jquery.easing.js

647 ms

jquery.fancybox.pack.js

jquery.fancybox.pack.js

759 ms

jquery.fancybox-media.js

jquery.fancybox-media.js

759 ms

jquery.fancybox-thumbs.js

jquery.fancybox-thumbs.js

754 ms

gdlr-script.js

gdlr-script.js

754 ms

wpfront-scroll-top.min.js

wpfront-scroll-top.min.js

753 ms

forms.js

forms.js

655 ms

ajax-forms.js

ajax-forms.js

749 ms

core.min.js

core.min.js

748 ms

position.min.js

position.min.js

750 ms

site.min.js

site.min.js

762 ms

mobile-detect.min.js

mobile-detect.min.js

662 ms

scripts.js

scripts.js

661 ms

datepicker.min.js

datepicker.min.js

748 ms

wp-polyfill-inert.min.js

wp-polyfill-inert.min.js

750 ms

regenerator-runtime.min.js

regenerator-runtime.min.js

750 ms

wp-polyfill.min.js

wp-polyfill.min.js

751 ms

javascript-days.de

javascript-days.de

211 ms

javascript-days.de

javascript-days.de

1466 ms

JSD24_global_Website_Headerlogo_petrol_v1.svg

JSD24_global_Website_Headerlogo_petrol_v1.svg

340 ms

TW-logo-white.png

TW-logo-white.png

456 ms

JSD24_global_Website_Subheader_petrol_Track_e.jpg

JSD24_global_Website_Subheader_petrol_Track_e.jpg

436 ms

Group64358.svg

Group64358.svg

313 ms

fontawesome-webfont.woff

fontawesome-webfont.woff

386 ms

Accessibility Review

html5-days.de accessibility score

75

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

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

Image elements do not have [alt] attributes

High

<input type="image"> elements do not have [alt] text

High

Form elements do not have associated labels

High

Links do not have a discernible name

Best Practices

html5-days.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

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Page has valid source maps

High

Issues were logged in the Issues panel in Chrome Devtools

SEO Factors

html5-days.de SEO score

76

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

Content Best Practices

Format your HTML in a way that enables crawlers to better understand your app’s content.

Impact

Issue

High

Image elements do not have [alt] attributes

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 doesn't use legible font sizes

High

Tap targets are not sized appropriately

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 Html5-days.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 Html5-days.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

html5-days.de

Open Graph data is detected on the main page of HTML 5 Days. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: