28.6 sec in total
479 ms
27.8 sec
304 ms
Click here to check amazing Zum content. Otherwise, check out these important facts you probably never knew about zumzum.rs
Servis i prodaja računara | |Zum Zum - servis i prodaja računara | Niš Srbija | Zum Zum - servis i prodaja računara zumzum.rs ...
Visit zumzum.rsWe analyzed Zumzum.rs page load time and found that the first response time was 479 ms and then it took 28.1 sec to load all DOM resources and completely render a web page. This is an excellent result, as only a small number of websites can load faster.
zumzum.rs performance score
name
value
score
weighting
Value5.7 s
5/100
10%
Value15.4 s
0/100
25%
Value17.3 s
0/100
10%
Value1,650 ms
11/100
30%
Value0.203
61/100
15%
Value19.8 s
2/100
10%
479 ms
3918 ms
10680 ms
12736 ms
2150 ms
Our browser made a total of 522 requests to load all elements on the main page. We found that 99% of them (515 requests) were addressed to the original Zumzum.rs, 0% (2 requests) were made to Fonts.googleapis.com and 0% (2 requests) were made to Fonts.gstatic.com. The less responsive or slowest element that took the longest time to load (12.7 sec) belongs to the original domain Zumzum.rs.
Page size can be reduced by 2.7 MB (22%)
12.1 MB
9.4 MB
In fact, the total size of Zumzum.rs main page is 12.1 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. Only a small number of websites need less resources to load. Images take 10.3 MB which makes up the majority of the site volume.
Potential reduce by 1.1 MB
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 465.8 kB, which is 38% 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 1.1 MB or 91% of the original size.
Potential reduce by 1.5 MB
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, Zum needs image optimization as it can save up to 1.5 MB or 14% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.
Potential reduce by 82.1 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 82.1 kB or 16% of the original size.
Potential reduce by 30.5 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. Zumzum.rs needs all CSS files to be minified and compressed as it can save up to 30.5 kB or 44% of the original size.
Number of requests can be reduced by 41 (8%)
518
477
The browser has sent 518 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Zum. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 19 to 1 for JavaScripts and from 17 to 1 for CSS and as a result speed up the page load time.
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zumzum.rs 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
[id] attributes on active, focusable elements are not unique
Heading elements are not in a sequentially-descending order
zumzum.rs 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
Page has valid source maps
zumzum.rs SEO score
Crawling and Indexing
To appear in search results, crawlers need access to your app.
Impact
Issue
Links are not crawlable
robots.txt is not valid
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 doesn't use legible font sizes
Tap targets are not sized appropriately
SR
EN
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Zumzum.rs can be misinterpreted by Google and other search engines. Our service has detected that Serbian is used on the page, and it does not match the claimed English language. Our system also found out that Zumzum.rs 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.
zumzum.rs
Open Graph data is detected on the main page of Zum. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: