8.3 sec in total
2.6 sec
5.2 sec
499 ms
Welcome to oliver-kurth.de homepage info - get ready to check Oliver Kurth best content right away, or after learning these important things about oliver-kurth.de
Willkommen bei der KDS-Web Development Kassel. Professionelle Webentwicklung mit Typo3 und Joomla sowie kompetente IT-Seminare und SEO – Webdevelopment Kassel
Visit oliver-kurth.deWe analyzed Oliver-kurth.de page load time and found that the first response time was 2.6 sec and then it took 5.7 sec to load all DOM resources and completely render a web page. This is a poor result, as 75% of websites can load faster.
oliver-kurth.de performance score
name
value
score
weighting
Value3.7 s
30/100
10%
Value3.8 s
55/100
25%
Value5.9 s
49/100
10%
Value1,210 ms
20/100
30%
Value0.149
76/100
15%
Value9.3 s
32/100
10%
2608 ms
750 ms
867 ms
1004 ms
1000 ms
Our browser made a total of 47 requests to load all elements on the main page. We found that 2% of them (1 request) were addressed to the original Oliver-kurth.de, 94% (44 requests) were made to Kds-kassel.de and 4% (2 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (2.6 sec) belongs to the original domain Oliver-kurth.de.
Page size can be reduced by 560.8 kB (37%)
1.5 MB
975.3 kB
In fact, the total size of Oliver-kurth.de main page is 1.5 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. 40% of websites need less resources to load. Images take 983.6 kB which makes up the majority of the site volume.
Potential reduce by 17.8 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 17.8 kB or 79% of the original size.
Potential reduce by 153.8 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. Obviously, Oliver Kurth needs image optimization as it can save up to 153.8 kB or 16% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.
Potential reduce by 236.4 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 236.4 kB or 67% of the original size.
Potential reduce by 152.9 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. Oliver-kurth.de needs all CSS files to be minified and compressed as it can save up to 152.9 kB or 85% of the original size.
Number of requests can be reduced by 29 (63%)
46
17
The browser has sent 46 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Oliver Kurth. 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 16 to 1 for CSS and as a result speed up the page load time.
oliver-kurth.de
2608 ms
flexslider.css
750 ms
stylesheet_36b2eb841a.css
867 ms
gallery.css
1004 ms
lightbox.css
1000 ms
flight.css
1000 ms
scroller.css
999 ms
manager.css
1005 ms
socialmedia.css
1011 ms
bootstrap.min.css
1634 ms
bootstrap-select.min.css
1126 ms
style.css
1122 ms
form.css
1113 ms
flexslider.css
1126 ms
menue.css
1125 ms
fonts.css
1233 ms
contentbox.css
1233 ms
jquery-min.js
1564 ms
jquery.flexslider-min.js
1240 ms
jquery-1.11.2.min.js
1532 ms
bootstrap.min.js
1432 ms
bootstrap-dropdown.js
1440 ms
html5shiv.js
1346 ms
jquery.flexslider-min.js
1367 ms
respond.js
1455 ms
script.js
1460 ms
xgallery.js
1399 ms
scroll.js
1591 ms
jquery.easing.1.3.js
1590 ms
flight.js
1588 ms
scroller.js
1590 ms
ga.js
36 ms
logo.png
162 ms
webdevelopment-kassel-bild-startseite-ideen.jpg
759 ms
webdevelopment-kassel-mobiletablet.jpg
638 ms
webdevelopment-kassel-bild-training-galerie.jpg
833 ms
webdevelopment-kassel-seo.jpg
324 ms
webdevelopment-kassel-flight-desktop.jpg
158 ms
webdevelopment-kassel-flight-mobil.jpg
426 ms
webdevelopment-kassel-workflow.png
434 ms
webdevelopment-kassel-bild-consulting.png
429 ms
fb-round.png
557 ms
google-round.png
554 ms
twitter-round.png
557 ms
ClearSans-Thin.woff
972 ms
__utm.gif
92 ms
bullet.png
610 ms
oliver-kurth.de accessibility score
ARIA
These are opportunities to improve the usage of ARIA in your application which may enhance the experience for users of assistive technology, like a screen reader.
Impact
Issue
[aria-*] attributes do not match their roles
Navigation
These are opportunities to improve keyboard navigation in your application.
Impact
Issue
[id] attributes on active, focusable elements are not unique
Some elements have a [tabindex] value greater than 0
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
Links do not have a discernible name
Best practices
These items highlight common accessibility best practices.
Impact
Issue
[user-scalable="no"] is used in the <meta name="viewport"> element or the [maximum-scale] attribute is less than 5.
oliver-kurth.de best practices score
Trust and Safety
Impact
Issue
Does not use HTTPS
Ensure CSP is effective against XSS attacks
General
Impact
Issue
Detected JavaScript libraries
oliver-kurth.de SEO score
Crawling and Indexing
To appear in search results, crawlers need access to your app.
Impact
Issue
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
Document uses legible font sizes
Tap targets are not sized appropriately
N/A
DE
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Oliver-kurth.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 German. Our system also found out that Oliver-kurth.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.
oliver-kurth.de
Open Graph description is not detected on the main page of Oliver Kurth. 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: