3.5 sec in total
231 ms
2.6 sec
609 ms
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Visit opcom-diagnose.deWe analyzed Opcom-diagnose.de page load time and found that the first response time was 231 ms and then it took 3.3 sec to load all DOM resources and completely render a web page. This is a poor result, as 60% of websites can load faster.
opcom-diagnose.de performance score
name
value
score
weighting
Value2.8 s
57/100
10%
Value5.9 s
14/100
25%
Value6.5 s
38/100
10%
Value90 ms
99/100
30%
Value0
100/100
15%
Value5.6 s
70/100
10%
231 ms
1057 ms
427 ms
410 ms
316 ms
Our browser made a total of 22 requests to load all elements on the main page. We found that 5% of them (1 request) were addressed to the original Opcom-diagnose.de, 95% (21 requests) were made to Op-com.pci-diagnosetechnik.de. The less responsive or slowest element that took the longest time to load (1.1 sec) relates to the external source Op-com.pci-diagnosetechnik.de.
Page size can be reduced by 538.0 kB (25%)
2.2 MB
1.6 MB
In fact, the total size of Opcom-diagnose.de main page is 2.2 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. 40% of websites need less resources to load. Images take 1.9 MB which makes up the majority of the site volume.
Potential reduce by 34.5 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 34.5 kB or 80% of the original size.
Potential reduce by 503.5 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, OP COM Diagnose needs image optimization as it can save up to 503.5 kB or 27% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.
Potential reduce by 25 B
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. This website has mostly compressed JavaScripts.
Potential reduce by 0 B
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.
Number of requests can be reduced by 4 (31%)
13
9
The browser has sent 13 CSS, Javascripts, AJAX and image requests in order to completely render the main page of OP COM Diagnose. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 5 to 1 for JavaScripts and as a result speed up the page load time.
opcom-diagnose.de
231 ms
op-com.pci-diagnosetechnik.de
1057 ms
autoptimize_f442bd049badbf97410455a6eb9a070f.css
427 ms
jquery.min.js
410 ms
jquery-migrate.min.js
316 ms
lazysizes.min.js
318 ms
pci-countup.min.js
328 ms
autoptimize_2ec162cf830457be640c3bd2ef4aeb8c.js
559 ms
OP-COM_wawi-300x300.jpg
207 ms
maps-kontakt.jpg
212 ms
maps-placeholder.png
865 ms
Roboto.woff
307 ms
fontawesome-webfont.woff
262 ms
fontawesome-webfont.woff
349 ms
fa-solid-900.ttf
357 ms
fa-brands-400.ttf
454 ms
fa-v4compatibility.ttf
377 ms
fa-regular-400.ttf
511 ms
Icons_Forum.png
427 ms
Icons_Wiki.png
427 ms
Icons_Informationen.png
448 ms
Icons_Original.png
522 ms
opcom-diagnose.de accessibility score
Contrast
These are opportunities to improve the legibility of your content.
Impact
Issue
Background and foreground colors do not have a sufficient contrast ratio.
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
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.
opcom-diagnose.de best practices score
Trust and Safety
Impact
Issue
Does not use HTTPS
Ensure CSP is effective against XSS attacks
User Experience
Impact
Issue
Serves images with low resolution
General
Impact
Issue
Detected JavaScript libraries
opcom-diagnose.de 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
Tap targets are not sized appropriately
DE
DE
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Opcom-diagnose.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 Opcom-diagnose.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.
opcom-diagnose.de
Open Graph data is detected on the main page of OP COM Diagnose. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: