3.7 sec in total
125 ms
3.3 sec
273 ms
Click here to check amazing Osboskovic Edu content for Ukraine. Otherwise, check out these important facts you probably never knew about osboskovic.edu.rs
Visit osboskovic.edu.rsWe analyzed Osboskovic.edu.rs page load time and found that the first response time was 125 ms and then it took 3.5 sec to load all DOM resources and completely render a web page. This is a poor result, as 60% of websites can load faster.
osboskovic.edu.rs performance score
name
value
score
weighting
Value11.4 s
0/100
10%
Value25.9 s
0/100
25%
Value19.6 s
0/100
10%
Value330 ms
75/100
30%
Value0.018
100/100
15%
Value21.7 s
1/100
10%
125 ms
389 ms
64 ms
240 ms
240 ms
Our browser made a total of 45 requests to load all elements on the main page. We found that 73% of them (33 requests) were addressed to the original Osboskovic.edu.rs, 20% (9 requests) were made to Fonts.gstatic.com and 4% (2 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (1.2 sec) belongs to the original domain Osboskovic.edu.rs.
Page size can be reduced by 577.9 kB (39%)
1.5 MB
909.6 kB
In fact, the total size of Osboskovic.edu.rs main page is 1.5 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. 45% of websites need less resources to load. Images take 794.7 kB which makes up the majority of the site volume.
Potential reduce by 37.2 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 37.2 kB or 81% of the original size.
Potential reduce by 56.9 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. Osboskovic Edu images are well optimized though.
Potential reduce by 252.1 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 252.1 kB or 68% of the original size.
Potential reduce by 231.8 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. Osboskovic.edu.rs needs all CSS files to be minified and compressed as it can save up to 231.8 kB or 83% of the original size.
Number of requests can be reduced by 9 (27%)
33
24
The browser has sent 33 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Osboskovic Edu. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 6 to 1 for JavaScripts and from 5 to 1 for CSS and as a result speed up the page load time.
dev
125 ms
389 ms
css
64 ms
css_tLaGwQiF9KVMrDkulf21EaGfGBgSMnK2kNhCqo2leFM.css
240 ms
css_Yz_Cs_wolH4ArTG-vS6_4QJEtTVSCy0OvY8hoMCsChg.css
240 ms
css_n29ibqDnEImYFG213qf7PxmNnRm1NDE4x0-PJAT1Ws8.css
249 ms
css_BSnX4x0k7dQsrWlIzC5rkupRvGOxlut6sUZeUxuv72E.css
742 ms
jquery-1.9.1.min.js
989 ms
js_3TykeRWpejhD4-J3vdlaNXdULg9xhOZhbsppK0o2bUs.js
480 ms
js_nPA-GsNmONGU6OsQVpaYK5Q30nW79iPk1AtdCqpxmdc.js
356 ms
js_D5Bdu0sUiQhrSqYMAeYlMQy4jnLFiXA3uqamzyrd8lw.js
358 ms
js_zNH9TfvKDPymXo18fIbiGr_Eh1UwBWH2om_Rb0Xsc0g.js
1023 ms
analytics.js
163 ms
float-menu.png
247 ms
rbhome.jpg
127 ms
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filmikona.jpg
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logos-footer.jpg
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976 ms
maska.png
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tara.jpg
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close-button.png
995 ms
u-WUoqrET9fUeobQW7jkRT8E0i7KZn-EPnyo3HZu7kw.woff
17 ms
DXI1ORHCpsQm3Vp6mXoaTRa1RVmPjeKy21_GQJaLlJI.woff
19 ms
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18 ms
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17 ms
entypo-icon-font.woff
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PRmiXeptR36kaC0GEAetxrsuoFAk0leveMLeqYtnfAY.woff
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PRmiXeptR36kaC0GEAetxqQf9gnzM91ovO3JZgha9gY.woff
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22 ms
osboskovic.edu.rs 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-hidden="true"] elements contain focusable descendents
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
Links do not have a discernible name
osboskovic.edu.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
Serves images with low resolution
General
Impact
Issue
Detected JavaScript libraries
Browser errors were logged to the console
osboskovic.edu.rs 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
SR
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Osboskovic.edu.rs can be misinterpreted by Google and other search engines. Our service has detected that English is used on the page, and it does not match the claimed Serbian language. Our system also found out that Osboskovic.edu.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.
osboskovic.edu.rs
Open Graph description is not detected on the main page of Osboskovic Edu. 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: