3.5 sec in total
313 ms
2.9 sec
331 ms
Click here to check amazing ZES content for China. Otherwise, check out these important facts you probably never knew about zes.com
ZES ZIMMER Electronic Systems GmbH is the sole high-tech company world-wide exclusively dedicated to high-precision power analysis.
Visit zes.comWe analyzed Zes.com page load time and found that the first response time was 313 ms and then it took 3.2 sec to load all DOM resources and completely render a web page. This is a poor result, as 55% of websites can load faster.
zes.com performance score
name
value
score
weighting
Value4.9 s
11/100
10%
Value11.7 s
0/100
25%
Value7.4 s
28/100
10%
Value180 ms
92/100
30%
Value0
100/100
15%
Value13.5 s
11/100
10%
313 ms
372 ms
212 ms
204 ms
317 ms
Our browser made a total of 63 requests to load all elements on the main page. We found that 95% of them (60 requests) were addressed to the original Zes.com, 3% (2 requests) were made to Google-analytics.com and 2% (1 request) were made to Google.com. The less responsive or slowest element that took the longest time to load (1.6 sec) belongs to the original domain Zes.com.
Page size can be reduced by 786.1 kB (46%)
1.7 MB
939.2 kB
In fact, the total size of Zes.com main page is 1.7 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. 50% of websites need less resources to load. Images take 1.0 MB which makes up the majority of the site volume.
Potential reduce by 112.4 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. This page needs HTML code to be minified as it can gain 72.5 kB, which is 60% 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 112.4 kB or 93% of the original size.
Potential reduce by 260.7 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, ZES needs image optimization as it can save up to 260.7 kB or 25% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.
Potential reduce by 255.8 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 255.8 kB or 65% of the original size.
Potential reduce by 157.3 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. Zes.com needs all CSS files to be minified and compressed as it can save up to 157.3 kB or 86% of the original size.
Number of requests can be reduced by 40 (69%)
58
18
The browser has sent 58 CSS, Javascripts, AJAX and image requests in order to completely render the main page of ZES. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 32 to 1 for JavaScripts and as a result speed up the page load time.
zes.com
313 ms
en
372 ms
foundation.min.css
212 ms
9ef540dc087e6826a112bfd60659a7e2_all.css
204 ms
jquery-2.1.0.min.js
317 ms
c96657dba491ca9d099d72b3a8706053.js
332 ms
modernizr.js
207 ms
jsapi
18 ms
foundation.min.js
329 ms
oop-min.js
136 ms
event-custom-base-min.js
140 ms
dom-core-min.js
136 ms
dom-base-min.js
140 ms
selector-native-min.js
136 ms
selector-min.js
139 ms
node-core-min.js
234 ms
color-base-min.js
231 ms
dom-style-min.js
232 ms
node-base-min.js
235 ms
event-base-min.js
235 ms
event-delegate-min.js
233 ms
event-custom-complex-min.js
302 ms
event-synthetic-min.js
303 ms
event-mousewheel-min.js
302 ms
event-mouseenter-min.js
305 ms
event-key-min.js
304 ms
event-focus-min.js
304 ms
event-resize-min.js
400 ms
event-hover-min.js
401 ms
event-outside-min.js
401 ms
event-touch-min.js
402 ms
event-move-min.js
402 ms
event-flick-min.js
402 ms
event-valuechange-min.js
501 ms
event-tap-min.js
499 ms
ga.js
67 ms
page_head.png
622 ms
header_logo.png
623 ms
de_small.png
624 ms
de.png
623 ms
en_small.png
721 ms
en.png
724 ms
nav_subnav.svg
723 ms
printericon_dark.png
724 ms
Produkte_zes_full.png
1611 ms
Applications_zes_full.png
1100 ms
service.svg
775 ms
sales.svg
775 ms
ZES-ZIMMER-in-the-latest-Power-Systems-Design_zes_rightmenu_article.png
775 ms
Event-Trigger-EVT-option-for-LMG600_zes_rightmenu_article.png
776 ms
LMG600-jetzt-mit-CAN-Bus-interface_zes_rightmenu_article.png
871 ms
369c7bbe-240b-4216-87cd-7f0c2c862f77.woff
1071 ms
__utm.gif
18 ms
b248ccfe-6706-49b4-b359-924abedf4dde.woff
988 ms
56d6225e-5a49-4d66-81c2-7d6d065348ca.woff
992 ms
mister_wong.png
876 ms
google_plus.png
988 ms
facebook.png
1075 ms
delicious.png
1073 ms
twitter.png
1010 ms
wordpress.png
1009 ms
blogger.png
1010 ms
print.css
103 ms
zes.com accessibility score
Navigation
These are opportunities to improve keyboard navigation in your application.
Impact
Issue
Heading elements are not in a sequentially-descending order
zes.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
zes.com 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
EN
EN
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Zes.com 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 Zes.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.
zes.com
Open Graph description is not detected on the main page of ZES. 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: