Tools & Wizards About Us
sav.sk screenshot

Report Summary

  • 48

    Performance

    Renders faster than
    66% of other websites

  • 96

    Accessibility

    Visual factors better than
    that of 88% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 87

    SEO

    Google-friendlier than
    65% of websites

sav.sk

SAV

Page Load Speed

5.8 sec in total

First Response

792 ms

Resources Loaded

4.2 sec

Page Rendered

813 ms

sav.sk screenshot

About Website

Visit sav.sk now to see the best up-to-date SAV content for Slovakia and also check out these interesting facts you probably never knew about sav.sk

Slovenská akadémia vied vykonáva špičkový základný výskum, dlhodobý strategický a aplikovaný výskum a vývoj a poskytuje prístup k vedeckej infraštruktúre.

Visit sav.sk

Key Findings

We analyzed Sav.sk page load time and found that the first response time was 792 ms and then it took 5.1 sec to load all DOM resources and completely render a web page. This is a poor result, as 75% of websites can load faster.

Performance Metrics

sav.sk performance score

48

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.3 s

39/100

10%

LCP (Largest Contentful Paint)

Value13.4 s

0/100

25%

SI (Speed Index)

Value7.5 s

27/100

10%

TBT (Total Blocking Time)

Value220 ms

87/100

30%

CLS (Cumulative Layout Shift)

Value0.017

100/100

15%

TTI (Time to Interactive)

Value16.8 s

5/100

10%

Network Requests Diagram

www.sav.sk

792 ms

main.css

106 ms

klaro.css

210 ms

tiny-slider.css

34 ms

jquery-3.5.1.min.js

24 ms

Our browser made a total of 99 requests to load all elements on the main page. We found that 83% of them (82 requests) were addressed to the original Sav.sk, 6% (6 requests) were made to Google.com and 3% (3 requests) were made to Otvorenaakademia.sav.sk. The less responsive or slowest element that took the longest time to load (2.3 sec) belongs to the original domain Sav.sk.

Page Optimization Overview & Recommendations

Page size can be reduced by 150.7 kB (5%)

Content Size

2.8 MB

After Optimization

2.7 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Sav.sk main page is 2.8 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 2.5 MB which makes up the majority of the site volume.

HTML Optimization

-85%

Potential reduce by 97.6 kB

  • Original 115.4 kB
  • After minification 93.5 kB
  • After compression 17.8 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 21.9 kB, which is 19% 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 97.6 kB or 85% of the original size.

Image Optimization

-2%

Potential reduce by 39.4 kB

  • Original 2.5 MB
  • After minification 2.4 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. SAV images are well optimized though.

JavaScript Optimization

-3%

Potential reduce by 7.3 kB

  • Original 234.2 kB
  • After minification 233.8 kB
  • After compression 226.9 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. This website has mostly compressed JavaScripts.

CSS Optimization

-48%

Potential reduce by 6.5 kB

  • Original 13.6 kB
  • After minification 12.3 kB
  • After compression 7.1 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. Sav.sk needs all CSS files to be minified and compressed as it can save up to 6.5 kB or 48% of the original size.

Requests Breakdown

Number of requests can be reduced by 31 (35%)

Requests Now

89

After Optimization

58

  • Images
  • JavaScript
  • CSS

The browser has sent 89 CSS, Javascripts, AJAX and image requests in order to completely render the main page of 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 18 to 1 for JavaScripts and from 5 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

www.sav.sk

www.sav.sk

792 ms

main.css

main.css

106 ms

klaro.css

klaro.css

210 ms

tiny-slider.css

tiny-slider.css

34 ms

jquery-3.5.1.min.js

jquery-3.5.1.min.js

24 ms

script.js

script.js

313 ms

aria-accessibility.js

aria-accessibility.js

336 ms

config.js

config.js

334 ms

klaro.js

klaro.js

617 ms

socialbar-button-opacity.js

socialbar-button-opacity.js

334 ms

cse.js

cse.js

52 ms

news-slider.js

news-slider.js

381 ms

tiny-slider.js

tiny-slider.js

29 ms

tiny-slider-departments-init.js

tiny-slider-departments-init.js

449 ms

nav-sticky.js

nav-sticky.js

767 ms

nav-small_res_slidepanel.js

nav-small_res_slidepanel.js

572 ms

nav-small_res_select_opener.js

nav-small_res_select_opener.js

572 ms

search-slide.js

search-slide.js

573 ms

button-back_to_top.js

button-back_to_top.js

608 ms

calendar.js

calendar.js

612 ms

434746193_812579797580465_6065678490340275967_n.jpg

434746193_812579797580465_6065678490340275967_n.jpg

522 ms

438118907_836912335147211_8998860890547885870_n.jpg

438118907_836912335147211_8998860890547885870_n.jpg

113 ms

hlavna-6-768x512.jpg

hlavna-6-768x512.jpg

957 ms

logo_sav.svg

logo_sav.svg

365 ms

icon_burger.svg

icon_burger.svg

369 ms

icon_search_employee.svg

icon_search_employee.svg

372 ms

icon_find_magnifier.svg

icon_find_magnifier.svg

398 ms

icon_cross.svg

icon_cross.svg

398 ms

image_thumb.php

image_thumb.php

1151 ms

image_thumb.php

image_thumb.php

1589 ms

image_thumb.php

image_thumb.php

1132 ms

Pomoc_Ukrajine_slider.jpg

Pomoc_Ukrajine_slider.jpg

738 ms

logo_facebook.svg

logo_facebook.svg

532 ms

logo_instagram.svg

logo_instagram.svg

569 ms

logo_twitter.svg

logo_twitter.svg

639 ms

logo_rss.svg

logo_rss.svg

678 ms

logo_podbean.svg

logo_podbean.svg

747 ms

icon_back_to_top_side.svg

icon_back_to_top_side.svg

785 ms

image_thumb.php

image_thumb.php

937 ms

image_thumb.php

image_thumb.php

1147 ms

image_thumb.php

image_thumb.php

1342 ms

image_thumb.php

image_thumb.php

1048 ms

image_thumb.php

image_thumb.php

1158 ms

first.jpg

first.jpg

1351 ms

second.jpg

second.jpg

1259 ms

third.jpg

third.jpg

1263 ms

urad.jpg

urad.jpg

1272 ms

snem.jpg

snem.jpg

1369 ms

psav.jpg

psav.jpg

1372 ms

hlavna-1-3-768x512.jpg

hlavna-1-3-768x512.jpg

958 ms

image_thumb-9-768x512.jpg

image_thumb-9-768x512.jpg

991 ms

vr.jpg

vr.jpg

1455 ms

Montserrat-Regular.woff

Montserrat-Regular.woff

2306 ms

cse_element__sk.js

cse_element__sk.js

73 ms

default+sk.css

default+sk.css

122 ms

default.css

default.css

127 ms

Montserrat-Light.woff

Montserrat-Light.woff

1463 ms

Montserrat-Medium.woff

Montserrat-Medium.woff

1389 ms

OpenSans-Light.woff

OpenSans-Light.woff

1404 ms

OpenSans-Regular.woff

OpenSans-Regular.woff

1492 ms

RobotoCondensed-Bold.ttf

RobotoCondensed-Bold.ttf

1744 ms

RobotoCondensed-Regular.ttf

RobotoCondensed-Regular.ttf

2136 ms

Roboto-Light.woff

Roboto-Light.woff

1494 ms

hrs4r.jpg

hrs4r.jpg

1373 ms

prr.jpg

prr.jpg

1594 ms

saspro2.jpg

saspro2.jpg

1510 ms

impulz.jpg

impulz.jpg

1569 ms

medzinarodny_poradny_vybor.jpg

medzinarodny_poradny_vybor.jpg

1580 ms

mqdefault.jpg

mqdefault.jpg

114 ms

async-ads.js

async-ads.js

66 ms

branding.png

branding.png

61 ms

clear.png

clear.png

31 ms

nav_logo114.png

nav_logo114.png

32 ms

medzinarodna_spolupraca.jpg

medzinarodna_spolupraca.jpg

1581 ms

euraxess.jpg

euraxess.jpg

1547 ms

eu_projekty.jpg

eu_projekty.jpg

1522 ms

veda.jpg

veda.jpg

1483 ms

uk.jpg

uk.jpg

1511 ms

archiv.jpg

archiv.jpg

1568 ms

oa.jpg

oa.jpg

1458 ms

beliana.jpg

beliana.jpg

1443 ms

juls.jpg

juls.jpg

1369 ms

korpus.jpg

korpus.jpg

1270 ms

logo_facebook_clr.svg

logo_facebook_clr.svg

1202 ms

logo_instagram_clr.svg

logo_instagram_clr.svg

1282 ms

logo_yt.svg

logo_yt.svg

1279 ms

logo_podbean_long.svg

logo_podbean_long.svg

1274 ms

icon_back_to_top.svg

icon_back_to_top.svg

1184 ms

logo_facebook_red.svg

logo_facebook_red.svg

1189 ms

logo_instagram_red.svg

logo_instagram_red.svg

1251 ms

logo_twitter_red.svg

logo_twitter_red.svg

1181 ms

logo_rss_red.svg

logo_rss_red.svg

1169 ms

logo_podbean_red.svg

logo_podbean_red.svg

1163 ms

icon_home_clr.svg

icon_home_clr.svg

1163 ms

departments-block-bg.jpg

departments-block-bg.jpg

1281 ms

vocabularies-block-bg.jpg

vocabularies-block-bg.jpg

1046 ms

arrow_left_grey.svg

arrow_left_grey.svg

1030 ms

arrow_right_grey.svg

arrow_right_grey.svg

1000 ms

logo_youtube_clr.svg

logo_youtube_clr.svg

976 ms

Accessibility Review

sav.sk accessibility score

96

Accessibility Issues

Contrast

These are opportunities to improve the legibility of your content.

Impact

Issue

High

Background and foreground colors do not have a sufficient contrast ratio.

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

Some elements have a [tabindex] value greater than 0

Best Practices

sav.sk best practices score

83

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Page has valid source maps

SEO Factors

sav.sk SEO score

87

Search Engine Optimization Advices

Crawling and Indexing

To appear in search results, crawlers need access to your app.

Impact

Issue

High

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

High

Document uses legible font sizes

High

Tap targets are not sized appropriately

Language and Encoding

  • Language Detected

    SK

  • Language Claimed

    SK

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise 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 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.

Social Sharing Optimization

sav.sk

Open Graph description is not detected on the main page of 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: