8.5 sec in total
332 ms
5 sec
3.2 sec
Click here to check amazing Keller Bau content. Otherwise, check out these important facts you probably never knew about keller-bau.de
Planung, Produktion, Lieferung und Montage von Betonfertigteilen für den Wohnungs-, Industrie-, Gewerbe- und Verwaltungsbau sowie für Parkhäuser. Spezialisiert haben wir uns auf den Bereich Spannbeton...
Visit keller-bau.deWe analyzed Keller-bau.de page load time and found that the first response time was 332 ms and then it took 8.2 sec to load all DOM resources and completely render a web page. This is a poor result, as 85% of websites can load faster.
keller-bau.de performance score
name
value
score
weighting
Value4.1 s
21/100
10%
Value5.6 s
17/100
25%
Value13.3 s
2/100
10%
Value3,220 ms
2/100
30%
Value0.911
3/100
15%
Value8.6 s
37/100
10%
332 ms
446 ms
676 ms
231 ms
628 ms
Our browser made a total of 29 requests to load all elements on the main page. We found that all of those requests were addressed to Keller-bau.de and no external sources were called. The less responsive or slowest element that took the longest time to load (2.8 sec) relates to the external source Ketonia.de.
Page size can be reduced by 803.3 kB (10%)
8.4 MB
7.6 MB
In fact, the total size of Keller-bau.de main page is 8.4 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. 35% of websites need less resources to load. Images take 8.3 MB which makes up the majority of the site volume.
Potential reduce by 29.2 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. This page needs HTML code to be minified as it can gain 4.7 kB, which is 13% 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 29.2 kB or 79% of the original size.
Potential reduce by 774.1 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. Keller Bau images are well optimized though.
Number of requests can be reduced by 6 (23%)
26
20
The browser has sent 26 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Keller Bau. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests and as a result speed up the page load time.
ketonia.de
332 ms
ketonia.de
446 ms
www.ketonia.de
676 ms
merged-c8a71d1843f234ddc5be25074c3ecd80-009bf277007e79c85b09469e0190b119.css
231 ms
merged-2151883c3997cb26fbf167deaf86c1a1-bd8b67d41aaa2da9e4ad11aabbf19bd6.js
628 ms
merged-bfb24b35481d15e3d877e5beaf8853ae-2d23ba3628d6e7b744ff7e60ca825140.js
469 ms
logo.png
406 ms
measure_icon.svg
406 ms
csm_the_squaire_dba4cbecd5.jpg
1320 ms
IMG_0792.jpg
729 ms
IMG_0052.jpg
1601 ms
KETONIA_Ausbildung.jpg
1598 ms
csm_AdobeStock_186678492_c7d98d3242.png
2614 ms
Spannbeton-Fertigdecke.png
742 ms
Spannbeton-Klimadecke.png
803 ms
Spannbeton-Massivdecke.png
874 ms
element_2_1.png
911 ms
element_2_2.png
968 ms
referenzen_4.png
1036 ms
csm_referenzen_3_ccd731b8b2.png
1373 ms
referenzen_2.png
1182 ms
referenzen_5.png
1346 ms
referenzen_1.png
1992 ms
more_references.svg
1368 ms
zipper_contact.svg
1231 ms
zipper_measure.svg
1332 ms
zipper_company.svg
1341 ms
Startseite_Spannbetondecke-Fertigdecke.jpg
2789 ms
Startseite_Fertigteile.jpg
2842 ms
keller-bau.de accessibility score
Navigation
These are opportunities to improve keyboard navigation in your application.
Impact
Issue
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
Links do not have a discernible name
keller-bau.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
General
Impact
Issue
Detected JavaScript libraries
Page has valid source maps
keller-bau.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
DE
DE
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Keller-bau.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 Keller-bau.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.
keller-bau.de
Open Graph description is not detected on the main page of Keller Bau. 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: