4.7 sec in total
316 ms
4.2 sec
179 ms
Welcome to karlsruhe-tourism.de homepage info - get ready to check Karlsruhe Tourism best content right away, or after learning these important things about karlsruhe-tourism.de
Discover Karlsruhe: events, sights, hotels, restaurants and tips. The official guide for natives and tourists in Karlsruhe.
Visit karlsruhe-tourism.deWe analyzed Karlsruhe-tourism.de page load time and found that the first response time was 316 ms and then it took 4.4 sec to load all DOM resources and completely render a web page. This is a poor result, as 65% of websites can load faster.
karlsruhe-tourism.de performance score
name
value
score
weighting
Value4.5 s
15/100
10%
Value13.1 s
0/100
25%
Value6.5 s
39/100
10%
Value520 ms
57/100
30%
Value0
100/100
15%
Value11.7 s
17/100
10%
316 ms
573 ms
7 ms
377 ms
321 ms
Our browser made a total of 59 requests to load all elements on the main page. We found that 2% of them (1 request) were addressed to the original Karlsruhe-tourism.de, 59% (35 requests) were made to Karlsruhe-tourismus.de and 12% (7 requests) were made to Translate.googleapis.com. The less responsive or slowest element that took the longest time to load (2.5 sec) relates to the external source Karlsruhe-tourismus.de.
Page size can be reduced by 850.3 kB (19%)
4.4 MB
3.6 MB
In fact, the total size of Karlsruhe-tourism.de main page is 4.4 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. 55% of websites need less resources to load. Images take 3.4 MB which makes up the majority of the site volume.
Potential reduce by 116.4 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 116.4 kB or 81% of the original size.
Potential reduce by 178.3 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. Karlsruhe Tourism images are well optimized though.
Potential reduce by 446.6 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 446.6 kB or 60% of the original size.
Potential reduce by 108.9 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. Karlsruhe-tourism.de needs all CSS files to be minified and compressed as it can save up to 108.9 kB or 80% of the original size.
Number of requests can be reduced by 27 (51%)
53
26
The browser has sent 53 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Karlsruhe Tourism. 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 6 to 1 for CSS and as a result speed up the page load time.
karlsruhe-tourism.de
316 ms
www.karlsruhe-tourismus.de
573 ms
font-awesome.css
7 ms
gmap.css
377 ms
d9b72c129eb50bb326790fbada804af0_all.css
321 ms
css
26 ms
js
25 ms
94d9050c60e5d41170caafe33571fe9f.js
816 ms
element.js
34 ms
common.js
7 ms
util.js
17 ms
geocoder.js
18 ms
translateelement.css
55 ms
main.js
96 ms
eng-GB.gif
145 ms
fre-FR.gif
146 ms
dut-NL.gif
146 ms
karlsruhe-pyramide.png
221 ms
logo.png
434 ms
karl.png
325 ms
faecher-bunt-940.png
758 ms
d9b72c129eb50bb326790fbada804af0_all.css
446 ms
faecher-bunt.png
259 ms
lbh_inactive.jpg
253 ms
search-arrow.png
358 ms
kalender.png
361 ms
Startseiten-Scroller-Karlsruhe-Card.jpg
918 ms
Cowboy-Indianer.jpg
1256 ms
Scroller-Bierkultur.jpg
2119 ms
Kulinarischer-Stadtrundgang.jpg
1473 ms
Scroller-EKT.jpg
1251 ms
Kultur-trifft-Natur.jpg
2520 ms
Scroller-Globale.jpg
1357 ms
Scroller-Shopping_thumbnail.jpg
1361 ms
newsletter.png
1363 ms
welcome-card.png
1468 ms
top-attraktionen.png
1473 ms
karlsruhe-card.jpg
1471 ms
service-q.jpg
1577 ms
tmbw.png
1579 ms
schwarzwald.png
1580 ms
telefon.jpg
1570 ms
cJZKeOuBrn4kERxqtaUH3aCWcynf_cDxXwCLxiixG1c.ttf
49 ms
k3k702ZOKiLJc3WVjuplzInF5uFdDttMLvmWuJdhhgs.ttf
50 ms
ga.js
45 ms
element_main.js
39 ms
border.png
1623 ms
controls.png
1622 ms
ui-bg_flat_75_ffffff_40x100.png
1624 ms
loading.gif
1627 ms
fontawesome-webfont.woff
23 ms
__utm.gif
12 ms
translate_24dp.png
18 ms
l
41 ms
cleardot.gif
27 ms
te_ctrl3.gif
34 ms
googlelogo_color_68x28dp.png
5 ms
loading.gif
15 ms
te_bk.gif
11 ms
karlsruhe-tourism.de accessibility score
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
Buttons do not have an accessible name
<frame> or <iframe> elements do not have a title
Image elements do not have [alt] attributes
Form elements do not have associated labels
Links do not have a discernible name
Contrast
These are opportunities to improve the legibility of your content.
Impact
Issue
Background and foreground colors do not have a sufficient contrast ratio.
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 IDs are not unique
Navigation
These are opportunities to improve keyboard navigation in your application.
Impact
Issue
Heading elements are not in a sequentially-descending order
Tables and lists
These are opportunities to improve the experience of reading tabular or list data using assistive technology, like a screen reader.
Impact
Issue
Lists do not contain only <li> elements and script supporting elements (<script> and <template>).
List items (<li>) are not contained within <ul> or <ol> parent elements.
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.
karlsruhe-tourism.de best practices score
Trust and Safety
Impact
Issue
Does not use HTTPS
Includes front-end JavaScript libraries with known security vulnerabilities
Ensure CSP is effective against XSS attacks
User Experience
Impact
Issue
Serves images with low resolution
General
Impact
Issue
Detected JavaScript libraries
Missing source maps for large first-party JavaScript
karlsruhe-tourism.de SEO score
Content Best Practices
Format your HTML in a way that enables crawlers to better understand your app’s content.
Impact
Issue
Links do not have descriptive text
Image elements do not have [alt] attributes
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
EN
DE
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Karlsruhe-tourism.de can be misinterpreted by Google and other search engines. Our service has detected that English is used on the page, and it does not match the claimed German language. Our system also found out that Karlsruhe-tourism.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.
karlsruhe-tourism.de
Open Graph data is detected on the main page of Karlsruhe Tourism. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: