7.6 sec in total
1.2 sec
5.6 sec
838 ms
Visit alarmvideo.de now to see the best up-to-date Alarmvideo content and also check out these interesting facts you probably never knew about alarmvideo.de
Wir als Experten für Netzwerkkameras, HD-SDI-Kameras ,TVI-Kamera können eine Video-Überwachungsanlage genau auf den Zweck der Überwachung und auf die Gegebenheiten ausrichten und so eine individuell p...
Visit alarmvideo.deWe analyzed Alarmvideo.de page load time and found that the first response time was 1.2 sec and then it took 6.4 sec to load all DOM resources and completely render a web page. This is a poor result, as 80% of websites can load faster.
alarmvideo.de performance score
name
value
score
weighting
Value8.9 s
0/100
10%
Value8.9 s
1/100
25%
Value13.3 s
2/100
10%
Value1,430 ms
15/100
30%
Value0.015
100/100
15%
Value18.0 s
3/100
10%
1174 ms
1130 ms
964 ms
971 ms
972 ms
Our browser made a total of 162 requests to load all elements on the main page. We found that 98% of them (158 requests) were addressed to the original Alarmvideo.de, 1% (2 requests) were made to Code.jquery.com and 1% (2 requests) were made to Ssl.google-analytics.com. The less responsive or slowest element that took the longest time to load (1.9 sec) belongs to the original domain Alarmvideo.de.
Page size can be reduced by 968.7 kB (53%)
1.8 MB
860.5 kB
In fact, the total size of Alarmvideo.de main page is 1.8 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. 60% of websites need less resources to load. Images take 759.9 kB which makes up the majority of the site volume.
Potential reduce by 162.2 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. This page needs HTML code to be minified as it can gain 27.4 kB, which is 15% 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 162.2 kB or 90% of the original size.
Potential reduce by 78.0 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. Alarmvideo images are well optimized though.
Potential reduce by 488.7 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 488.7 kB or 80% of the original size.
Potential reduce by 239.7 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. Alarmvideo.de needs all CSS files to be minified and compressed as it can save up to 239.7 kB or 85% of the original size.
Number of requests can be reduced by 33 (21%)
158
125
The browser has sent 158 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Alarmvideo. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 30 to 1 for JavaScripts and from 5 to 1 for CSS and as a result speed up the page load time.
alarmvideo.de
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alarmvideo.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.
alarmvideo.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
User Experience
Impact
Issue
Displays images with incorrect aspect ratio
Serves images with low resolution
General
Impact
Issue
Detected JavaScript libraries
alarmvideo.de 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
Tap targets are not sized appropriately
N/A
DE
ISO-8859-1
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Alarmvideo.de can be misinterpreted by Google and other search engines. Unfortunately we cannot identify language used on the page (probably there is a mix of languages, too little text or something else), while the claimed language is German. Our system also found out that Alarmvideo.de main page’s claimed encoding is iso-8859-1. Changing it to UTF-8 can be a good choice, as this format is commonly used for encoding all over the web and thus their visitors won’t have any troubles with symbol transcription or reading.
alarmvideo.de
Open Graph description is not detected on the main page of Alarmvideo. 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: