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dcps.sav.sk screenshot

Report Summary

  • 97

    Performance

    Renders faster than
    94% of other websites

  • 63

    Accessibility

    Visual factors better than
    that of 28% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 75

    SEO

    Google-friendlier than
    32% of websites

dcps.sav.sk

Department of Complex Physical Systems / Oddelenie komplexn?ch fyzik?lnych syst?mov - Home Page

Page Load Speed

1.5 sec in total

First Response

122 ms

Resources Loaded

1.3 sec

Page Rendered

110 ms

dcps.sav.sk screenshot

About Website

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

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Key Findings

We analyzed Dcps.sav.sk page load time and found that the first response time was 122 ms and then it took 1.4 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 30% of websites can load faster.

Performance Metrics

dcps.sav.sk performance score

97

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value1.3 s

98/100

10%

LCP (Largest Contentful Paint)

Value2.5 s

89/100

25%

SI (Speed Index)

Value2.0 s

99/100

10%

TBT (Total Blocking Time)

Value40 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value1.3 s

100/100

10%

Network Requests Diagram

web

122 ms

402 ms

stylesheet.css

230 ms

spacer.gif

256 ms

template_r1_c1.jpg

599 ms

Our browser made a total of 21 requests to load all elements on the main page. We found that all of those requests were addressed to Dcps.sav.sk and no external sources were called. The less responsive or slowest element that took the longest time to load (599 ms) belongs to the original domain Dcps.sav.sk.

Page Optimization Overview & Recommendations

Page size can be reduced by 30.3 kB (43%)

Content Size

70.9 kB

After Optimization

40.6 kB

  • HTML
  • Images
  • CSS

In fact, the total size of Dcps.sav.sk main page is 70.9 kB. This result falls within a vast category (top 1 000 000) of heavyweight, probably not optimized, and thus slow loading web pages. Only 5% of websites need less resources to load. Images take 43.7 kB which makes up the majority of the site volume.

HTML Optimization

-87%

Potential reduce by 20.1 kB

  • Original 23.2 kB
  • After minification 11.2 kB
  • After compression 3.1 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 12.0 kB, which is 52% 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 20.1 kB or 87% of the original size.

Image Optimization

-16%

Potential reduce by 7.1 kB

  • Original 43.7 kB
  • After minification 36.6 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, Dcps Sav needs image optimization as it can save up to 7.1 kB or 16% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

CSS Optimization

-76%

Potential reduce by 3.0 kB

  • Original 4.0 kB
  • After minification 3.8 kB
  • After compression 974 B

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. Dcps.sav.sk needs all CSS files to be minified and compressed as it can save up to 3.0 kB or 76% of the original size.

Requests Breakdown

Number of requests can be reduced by 14 (74%)

Requests Now

19

After Optimization

5

  • Images
  • CSS

The browser has sent 19 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Dcps Sav. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests and as a result speed up the page load time.

Network Requests Diagram

web

web

122 ms

402 ms

stylesheet.css

stylesheet.css

230 ms

spacer.gif

spacer.gif

256 ms

template_r1_c1.jpg

template_r1_c1.jpg

599 ms

template_r3_c1.jpg

template_r3_c1.jpg

255 ms

sk.gif

sk.gif

254 ms

twitter.gif

twitter.gif

232 ms

template_r2_c1.jpg

template_r2_c1.jpg

125 ms

template_r2_c3.jpg

template_r2_c3.jpg

119 ms

template_r2_c5.jpg

template_r2_c5.jpg

121 ms

template_r4_c1.jpg

template_r4_c1.jpg

121 ms

sdocs.gif

sdocs.gif

213 ms

doc.gif

doc.gif

238 ms

docs.gif

docs.gif

236 ms

template_r4_c3.jpg

template_r4_c3.jpg

237 ms

template_r4_c5.jpg

template_r4_c5.jpg

227 ms

template_r5_c1.jpg

template_r5_c1.jpg

313 ms

template_r6_c1.jpg

template_r6_c1.jpg

342 ms

template_r6_c5.jpg

template_r6_c5.jpg

344 ms

template_r7_c1.jpg

template_r7_c1.jpg

342 ms

Accessibility Review

dcps.sav.sk accessibility score

63

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

Heading elements are not in a sequentially-descending order

Internationalization and localization

These are opportunities to improve the interpretation of your content by users in different locales.

Impact

Issue

High

<html> element does not have a [lang] attribute

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

High

Form elements do not have associated labels

Tables and lists

These are opportunities to improve the experience of reading tabular or list data using assistive technology, like a screen reader.

Impact

Issue

High

Lists do not contain only <li> elements and script supporting elements (<script> and <template>).

Best Practices

dcps.sav.sk best practices score

75

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

User Experience

Impact

Issue

High

Serves images with low resolution

SEO Factors

dcps.sav.sk SEO score

75

Search Engine Optimization Advices

Language and Encoding

  • Language Detected

    EN

  • Language Claimed

    N/A

  • Encoding

    WINDOWS-1250

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Dcps.sav.sk can be misinterpreted by Google and other search engines. Our service has detected that English is used on the page, and neither this language nor any other was claimed in <html> or <meta> tags. Our system also found out that Dcps.sav.sk main page’s claimed encoding is windows-1250. 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.

Social Sharing Optimization

dcps.sav.sk

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