4.5 sec in total
326 ms
3.7 sec
448 ms
Click here to check amazing Birkhauser content. Otherwise, check out these important facts you probably never knew about birkhauser.ch
Swiss-based Birkhäuser is a leading international publisher for architecture, landscaping and design. Birkhäuser manuals, reference works, text books and monog
Visit birkhauser.chWe analyzed Birkhauser.ch page load time and found that the first response time was 326 ms and then it took 4.2 sec to load all DOM resources and completely render a web page. This is a poor result, as 65% of websites can load faster.
birkhauser.ch performance score
name
value
score
weighting
Value3.6 s
32/100
10%
Value11.1 s
0/100
25%
Value8.0 s
22/100
10%
Value1,090 ms
24/100
30%
Value0.154
75/100
15%
Value10.5 s
24/100
10%
326 ms
740 ms
116 ms
112 ms
81 ms
Our browser made a total of 59 requests to load all elements on the main page. We found that 88% of them (52 requests) were addressed to the original Birkhauser.ch, 2% (1 request) were made to Googletagmanager.com and 2% (1 request) were made to Cc.cdn.civiccomputing.com. The less responsive or slowest element that took the longest time to load (2.3 sec) belongs to the original domain Birkhauser.ch.
Page size can be reduced by 250.6 kB (17%)
1.5 MB
1.3 MB
In fact, the total size of Birkhauser.ch 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. 65% of websites need less resources to load. Images take 1.2 MB which makes up the majority of the site volume.
Potential reduce by 249.6 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 249.6 kB or 85% of the original size.
Potential reduce by 1.1 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. Birkhauser images are well optimized though.
Number of requests can be reduced by 37 (69%)
54
17
The browser has sent 54 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Birkhauser. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 33 to 1 for JavaScripts and as a result speed up the page load time.
birkhauser.ch
326 ms
birkhauser.ch
740 ms
js
116 ms
document.js
112 ms
cookieControl-9.x.min.js
81 ms
cookies.js
274 ms
c0ca10fd211a7cd7.css
426 ms
polyfills-5cd94c89d3acac5f.js
606 ms
webpack-5752944655d749a0.js
599 ms
framework-5f4595e5518b5600.js
654 ms
main-5a332d53bde47fd4.js
653 ms
_app-5a96235a17a8e381.js
597 ms
592-c0957a7f61a85bcf.js
653 ms
282-0387d2afc2b77bff.js
777 ms
388-add2ae5becae9384.js
775 ms
754-377cc49fdb18591f.js
785 ms
643-ec8803f2f62afda2.js
789 ms
861-514cb5364dfd566c.js
788 ms
index-e25342e792700568.js
787 ms
_buildManifest.js
786 ms
_ssgManifest.js
1561 ms
_middlewareManifest.js
1708 ms
hotjar-2411714.js
161 ms
birkhalogo.svg
1427 ms
searchIcon.svg
1429 ms
userIcon.svg
1418 ms
menuIcon.svg
1425 ms
mobileSearchIcon.svg
1419 ms
inputSearchIcon.svg
1524 ms
image
1722 ms
image
1524 ms
image
1632 ms
image
1547 ms
image
1524 ms
image
1721 ms
image
1717 ms
image
1627 ms
image
1986 ms
image
2306 ms
modules.61e17720cf639c3e96a7.js
31 ms
banner_2.jpg
1840 ms
box-69edcc3187336f9b0a3fbb4c73be9fe6.html
1122 ms
AkkuratLLSub-RegularSubset.woff2
1810 ms
AkkuratLLSub-LightSubset.woff2
1809 ms
AkkuratLLWeb-Bold.woff2
1902 ms
ArrowRightIcon.svg
844 ms
566-a35fb0f145967cd9.js
660 ms
news-events-17c783c695482ffd.js
748 ms
607-36a5b1019855ba3a.js
793 ms
validate-5d91e852f2830a6d.js
792 ms
%5Bid%5D-128b1efcf628eeb4.js
792 ms
%5Bslug%5D-21b407ce6ec82e3b.js
840 ms
961-689e4d358a70f80a.js
869 ms
874-3681ca6a6c26a675.js
870 ms
652-54f7087551b9349b.js
870 ms
162-58d4e1a0f43e4dd5.js
887 ms
%5Bprogram%5D-8366dac40fb41cd0.js
927 ms
search-e495f729da7149b2.js
950 ms
visit-data
420 ms
birkhauser.ch 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 progressbar elements do not have accessible names.
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
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
Image elements do not have [alt] attributes
Links do not have a discernible name
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>).
birkhauser.ch best practices score
Trust and Safety
Impact
Issue
Does not use HTTPS
Ensure CSP is effective against XSS attacks
User Experience
Impact
Issue
Displays images with incorrect aspect ratio
General
Impact
Issue
Detected JavaScript libraries
Browser errors were logged to the console
birkhauser.ch SEO score
Content Best Practices
Format your HTML in a way that enables crawlers to better understand your app’s content.
Impact
Issue
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
Document uses legible font sizes
EN
EN
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Birkhauser.ch can be misinterpreted by Google and other search engines. Our service has detected that English is used on the page, and it matches the claimed language. Our system also found out that Birkhauser.ch 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.
birkhauser.ch
Open Graph description is not detected on the main page of Birkhauser. 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: