Tools & Wizards About Us
universotango.de screenshot

Report Summary

  • 42

    Performance

    Renders faster than
    61% of other websites

  • 88

    Accessibility

    Visual factors better than
    that of 68% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 93

    SEO

    Google-friendlier than
    83% of websites

universotango.de

Universo Tango - Tanzkultur des Tango Argentino - UNIVERSO TANGO Hamburg

Page Load Speed

2.7 sec in total

First Response

519 ms

Resources Loaded

1.9 sec

Page Rendered

226 ms

universotango.de screenshot

About Website

Click here to check amazing Universo Tango content. Otherwise, check out these important facts you probably never knew about universotango.de

Herzlich Willkommen im Universo Tango. Hamburgs charmanteste Adresse für Tanzkultur des Tango Argentino findest Du hier in unserer Tanzschule.

Visit universotango.de

Key Findings

We analyzed Universotango.de page load time and found that the first response time was 519 ms and then it took 2.1 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 45% of websites can load faster.

Performance Metrics

universotango.de performance score

42

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.4 s

37/100

10%

LCP (Largest Contentful Paint)

Value6.0 s

13/100

25%

SI (Speed Index)

Value5.8 s

50/100

10%

TBT (Total Blocking Time)

Value780 ms

37/100

30%

CLS (Cumulative Layout Shift)

Value0.032

100/100

15%

TTI (Time to Interactive)

Value7.8 s

44/100

10%

Network Requests Diagram

www.universotango.de

519 ms

bootstrap.css

283 ms

style.css

292 ms

logo-nav.css

289 ms

jquery-1.10.2.js

332 ms

Our browser made a total of 17 requests to load all elements on the main page. We found that 47% of them (8 requests) were addressed to the original Universotango.de, 24% (4 requests) were made to F.vimeocdn.com and 12% (2 requests) were made to Ssl.google-analytics.com. The less responsive or slowest element that took the longest time to load (526 ms) belongs to the original domain Universotango.de.

Page Optimization Overview & Recommendations

Page size can be reduced by 593.0 kB (54%)

Content Size

1.1 MB

After Optimization

504.8 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Universotango.de main page is 1.1 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. 20% of websites need less resources to load. Javascripts take 487.8 kB which makes up the majority of the site volume.

HTML Optimization

-73%

Potential reduce by 2.5 kB

  • Original 3.5 kB
  • After minification 2.7 kB
  • After compression 935 B

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 777 B, 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 2.5 kB or 73% of the original size.

Image Optimization

-9%

Potential reduce by 31.1 kB

  • Original 352.0 kB
  • After minification 320.9 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. Universo Tango images are well optimized though.

JavaScript Optimization

-69%

Potential reduce by 338.5 kB

  • Original 487.8 kB
  • After minification 469.1 kB
  • After compression 149.3 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 338.5 kB or 69% of the original size.

CSS Optimization

-87%

Potential reduce by 221.0 kB

  • Original 254.7 kB
  • After minification 229.3 kB
  • After compression 33.7 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. Universotango.de needs all CSS files to be minified and compressed as it can save up to 221.0 kB or 87% of the original size.

Requests Breakdown

Number of requests can be reduced by 7 (44%)

Requests Now

16

After Optimization

9

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 16 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Universo Tango. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 5 to 1 for JavaScripts and from 4 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

www.universotango.de

www.universotango.de

519 ms

bootstrap.css

bootstrap.css

283 ms

style.css

style.css

292 ms

logo-nav.css

logo-nav.css

289 ms

jquery-1.10.2.js

jquery-1.10.2.js

332 ms

bootstrap.js

bootstrap.js

289 ms

header_universo.jpg

header_universo.jpg

327 ms

93999647

93999647

67 ms

player.js

player.js

136 ms

player.css

player.css

110 ms

ga.js

ga.js

46 ms

vuid.min.js

vuid.min.js

84 ms

__utm.gif

__utm.gif

15 ms

proxy.html

proxy.html

43 ms

4884443_60x60.jpg

4884443_60x60.jpg

97 ms

Background.jpg

Background.jpg

526 ms

473982542.jpg

473982542.jpg

53 ms

Accessibility Review

universotango.de accessibility score

88

Accessibility Issues

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

Buttons do not have an accessible name

High

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

High

Links do not have a discernible name

Best Practices

universotango.de best practices score

83

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

Page has valid source maps

SEO Factors

universotango.de SEO score

93

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

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 uses legible font sizes

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 Universotango.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 Universotango.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

universotango.de

Open Graph description is not detected on the main page of Universo Tango. 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: