3.6 sec in total
301 ms
3.1 sec
197 ms
Visit oppermann-haustechnik.de now to see the best up-to-date Oppermann Haustechnik content and also check out these interesting facts you probably never knew about oppermann-haustechnik.de
Ihre Spezialisten für Sanitär, Heizung, Klimatechnik und vieles mehr aus Salzhemmendorf - Oppermann Sanitär- und Heizungsbau
Visit oppermann-haustechnik.deWe analyzed Oppermann-haustechnik.de page load time and found that the first response time was 301 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 55% of websites can load faster. This domain responded with an error, which can significantly jeopardize Oppermann-haustechnik.de rating and web reputation
oppermann-haustechnik.de performance score
name
value
score
weighting
Value2.3 s
75/100
10%
Value6.1 s
12/100
25%
Value7.3 s
28/100
10%
Value2,310 ms
5/100
30%
Value0.372
28/100
15%
Value7.6 s
47/100
10%
301 ms
677 ms
182 ms
339 ms
625 ms
Our browser made a total of 52 requests to load all elements on the main page. We found that 96% of them (50 requests) were addressed to the original Oppermann-haustechnik.de, 2% (1 request) were made to Paradigma.de and 2% (1 request) were made to Trackingq.de. The less responsive or slowest element that took the longest time to load (842 ms) belongs to the original domain Oppermann-haustechnik.de.
Page size can be reduced by 739.2 kB (70%)
1.1 MB
313.8 kB
In fact, the total size of Oppermann-haustechnik.de main page is 1.1 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. 25% of websites need less resources to load. Javascripts take 745.5 kB which makes up the majority of the site volume.
Potential reduce by 43.2 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. 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 43.2 kB or 81% of the original size.
Potential reduce by 10.0 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. Oppermann Haustechnik images are well optimized though.
Potential reduce by 604.0 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 604.0 kB or 81% of the original size.
Potential reduce by 82.0 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. Oppermann-haustechnik.de needs all CSS files to be minified and compressed as it can save up to 82.0 kB or 87% of the original size.
Number of requests can be reduced by 16 (33%)
48
32
The browser has sent 48 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Oppermann Haustechnik. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 4 to 1 for JavaScripts and as a result speed up the page load time.
oppermann-haustechnik.de
301 ms
www.oppermann-haustechnik.de
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oppermann-haustechnik.de 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-*] attributes are not valid or misspelled
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
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.
Navigation
These are opportunities to improve keyboard navigation in your application.
Impact
Issue
[id] attributes on active, focusable elements are not unique
oppermann-haustechnik.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
Browser errors were logged to the console
oppermann-haustechnik.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
N/A
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Oppermann-haustechnik.de can be misinterpreted by Google and other search engines. Our service has detected that German is used on the page, and neither this language nor any other was claimed in <html> or <meta> tags. Our system also found out that Oppermann-haustechnik.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.
oppermann-haustechnik.de
Open Graph data is detected on the main page of Oppermann Haustechnik. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: