4.5 sec in total
270 ms
4.1 sec
133 ms
Click here to check amazing IZB Online content for Germany. Otherwise, check out these important facts you probably never knew about izb-online.com
Die Internationale Zuliefererbörse (IZB) 2024 richtet sich an Zulieferer der Automobilindustrie und genießt großes Ansehen in der internationalen Fachwelt.
Visit izb-online.comWe analyzed Izb-online.com page load time and found that the first response time was 270 ms and then it took 4.3 sec to load all DOM resources and completely render a web page. This is a poor result, as 65% of websites can load faster.
izb-online.com performance score
name
value
score
weighting
Value4.2 s
20/100
10%
Value10.8 s
0/100
25%
Value7.5 s
26/100
10%
Value510 ms
57/100
30%
Value0
100/100
15%
Value10.4 s
24/100
10%
270 ms
1058 ms
99 ms
185 ms
193 ms
Our browser made a total of 62 requests to load all elements on the main page. We found that 77% of them (48 requests) were addressed to the original Izb-online.com, 6% (4 requests) were made to S.ytimg.com and 3% (2 requests) were made to Vjs.zencdn.net. The less responsive or slowest element that took the longest time to load (1.7 sec) belongs to the original domain Izb-online.com.
Page size can be reduced by 969.4 kB (22%)
4.3 MB
3.3 MB
In fact, the total size of Izb-online.com main page is 4.3 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. 70% of websites need less resources to load. Images take 3.1 MB which makes up the majority of the site volume.
Potential reduce by 38.8 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. This page needs HTML code to be minified as it can gain 8.2 kB, which is 18% 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 38.8 kB or 83% of the original size.
Potential reduce by 61.8 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. IZB Online images are well optimized though.
Potential reduce by 548.0 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 548.0 kB or 73% of the original size.
Potential reduce by 320.8 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. Izb-online.com needs all CSS files to be minified and compressed as it can save up to 320.8 kB or 83% of the original size.
Number of requests can be reduced by 33 (57%)
58
25
The browser has sent 58 CSS, Javascripts, AJAX and image requests in order to completely render the main page of IZB Online. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 24 to 1 for JavaScripts and from 11 to 1 for CSS and as a result speed up the page load time.
izb-online.com
270 ms
home.html
1058 ms
flexslider.css
99 ms
stylesheet_cf0f0dff54.css
185 ms
Reset.css
193 ms
RTE_Styles.css
194 ms
form.css
196 ms
bootstrap-5133892439.css
297 ms
jquery-1.7.x-1.8.x-1.2.x.js
498 ms
Init.js
271 ms
html5shiv.js
285 ms
jquery.flexslider-min.js
287 ms
jquery.colorbox.js
291 ms
respond.min.js
359 ms
bootstrap.js
381 ms
formhandler.js
381 ms
jquery.mousewheel-3.0.6.pack.js
386 ms
jquery.form.min.js
390 ms
jquery.barrating.js
446 ms
javascript_dd82474708.js
474 ms
video-js.css
42 ms
video.js
59 ms
youtube-2014-10-01.js
474 ms
media.vimeo.js
482 ms
colorbox.css
485 ms
formhandler_grid.css
535 ms
style.newsletter.css
567 ms
formhandler_validator.js
571 ms
jquery.h5validate.js
580 ms
piwik.js
401 ms
__utm.gif
5 ms
bg.jpg
108 ms
7716730e38.png
112 ms
csm_stoerer-de_cea36d5588.png
269 ms
csm_IZB_Leitmotiv2016_FINAL_CMYK_klein_neu_a87597610a.jpg
604 ms
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1712 ms
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389 ms
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581 ms
csm_Fotolia_60894158_Subscription_Monthly_klein_4e6a2f61cb.jpg
677 ms
csm_wag_b_web_9c22c43495.gif
702 ms
csm_niedersachsen_b80da01cee.png
773 ms
csm_wolfsburg_logo_3a843636a8.png
800 ms
csm_vw_4c33515f93.png
869 ms
csm_amw_0676c6d94b.png
899 ms
csm_aethra_400x150_d68d86285a.jpg
965 ms
iframe_api
65 ms
ScalaSansWeb.woff
962 ms
DPFXG-v_iy8
99 ms
overlay.png
994 ms
border.png
1031 ms
controls.png
1090 ms
www-widgetapi.js
30 ms
www-embed-player-vflfNyN_r.css
7 ms
www-embed-player.js
28 ms
base.js
57 ms
Tqng9ngJVK4Gqvh3e602hP-HqlN49KFEUSDtmrOPmWo.js
54 ms
ad_status.js
53 ms
zN7GBFwfMP4uA6AR0HCoLQ.ttf
53 ms
RxZJdnzeo3R5zSexge8UUaCWcynf_cDxXwCLxiixG1c.ttf
52 ms
izb-online.com 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
Image elements do not have [alt] attributes
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.
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.
izb-online.com 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
Browser errors were logged to the console
Missing source maps for large first-party JavaScript
izb-online.com SEO score
Crawling and Indexing
To appear in search results, crawlers need access to your app.
Impact
Issue
Links are not crawlable
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
DE
DE
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Izb-online.com 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 Izb-online.com 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.
izb-online.com
Open Graph description is not detected on the main page of IZB Online. 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: