15.2 sec in total
875 ms
14 sec
300 ms
Visit uk.sav.sk now to see the best up-to-date Uk SAV content for Slovakia and also check out these interesting facts you probably never knew about uk.sav.sk
Webová stránka Ústrednej knižnice Slovenskej akadémie vied. ÚK SAV je univerzálna vedecká knižnica, ktorá poskytuje služby nielen vedcom.
Visit uk.sav.skWe analyzed Uk.sav.sk page load time and found that the first response time was 875 ms and then it took 14.3 sec to load all DOM resources and completely render a web page. This is a poor result, as 90% of websites can load faster. This domain responded with an error, which can significantly jeopardize Uk.sav.sk rating and web reputation
uk.sav.sk performance score
name
value
score
weighting
Value6.7 s
2/100
10%
Value24.8 s
0/100
25%
Value11.2 s
5/100
10%
Value2,530 ms
4/100
30%
Value0.073
95/100
15%
Value15.2 s
7/100
10%
875 ms
266 ms
11788 ms
589 ms
243 ms
Our browser made a total of 53 requests to load all elements on the main page. We found that 96% of them (51 requests) were addressed to the original Uk.sav.sk, 2% (1 request) were made to Supportforms.epnet.com and 2% (1 request) were made to Support.ebscohost.com. The less responsive or slowest element that took the longest time to load (11.8 sec) belongs to the original domain Uk.sav.sk.
Page size can be reduced by 512.8 kB (60%)
855.5 kB
342.7 kB
In fact, the total size of Uk.sav.sk main page is 855.5 kB. This result falls beyond the top 1M of websites and identifies a large and not optimized web page that may take ages to load. 30% of websites need less resources to load. Javascripts take 410.2 kB which makes up the majority of the site volume.
Potential reduce by 45.2 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 45.2 kB or 77% of the original size.
Potential reduce by 26.9 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. Obviously, Uk SAV needs image optimization as it can save up to 26.9 kB or 13% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.
Potential reduce by 291.6 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 291.6 kB or 71% of the original size.
Potential reduce by 149.1 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. Uk.sav.sk needs all CSS files to be minified and compressed as it can save up to 149.1 kB or 82% of the original size.
Number of requests can be reduced by 37 (77%)
48
11
The browser has sent 48 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Uk SAV. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 26 to 1 for JavaScripts and from 13 to 1 for CSS and as a result speed up the page load time.
uk.sav.sk
875 ms
uk_pre_SAV
266 ms
11788 ms
wp-emoji-release.min.js
589 ms
cnss.css
243 ms
events_manager.css
482 ms
style.css
245 ms
style.css
252 ms
responsive.css
604 ms
font-awesome.min.css
826 ms
default.min.css
470 ms
tipsy.css
467 ms
wp-shortcode.css
570 ms
jquery.fancybox-1.3.7.min.css
590 ms
jquery.js
1064 ms
jquery-migrate.min.js
594 ms
core.min.js
788 ms
widget.min.js
795 ms
mouse.min.js
806 ms
sortable.min.js
1107 ms
cnss.js
971 ms
position.min.js
990 ms
datepicker.min.js
1243 ms
menu.min.js
1154 ms
autocomplete.min.js
1156 ms
resizable.min.js
1275 ms
draggable.min.js
1273 ms
button.min.js
1278 ms
dialog.min.js
1282 ms
events-manager.js
1486 ms
script.js
1394 ms
jquery.flexslider.min.js
1394 ms
jquery.tipsy.js
1400 ms
wp-shortcode.js
1401 ms
style.css
1661 ms
HEADER11.jpg
381 ms
vlocky.jpg
121 ms
Nadpis-4.jpg
517 ms
s-right-s2.png
151 ms
s-left.png
189 ms
AP-plagat-s-qrsm.jpg
410 ms
Zatvorene.jpg
407 ms
1622798_659163020797414_1385557732_n.png
408 ms
bus_checkmark.png
532 ms
ebscohostsearch.js
90 ms
ebscohostsearch.js
59 ms
fontawesome-webfont.woff
842 ms
content-shortcodes.css
171 ms
box-shortcodes.css
252 ms
wp-embed.min.js
133 ms
jquery.fancybox-1.3.7.min.js
266 ms
jquery.easing.pack.js
138 ms
scripts.js
245 ms
uk.sav.sk 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 do not match their roles
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
uk.sav.sk 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
Page has valid source maps
uk.sav.sk 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
SK
SK
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Uk.sav.sk can be misinterpreted by Google and other search engines. Our service has detected that Slovak is used on the page, and it matches the claimed language. Our system also found out that Uk.sav.sk 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.
uk.sav.sk
Open Graph description is not detected on the main page of Uk SAV. 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: