Tools & Wizards About Us
vydavatel.sk screenshot

Report Summary

  • 50

    Performance

    Renders faster than
    68% of other websites

  • 86

    Accessibility

    Visual factors better than
    that of 61% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 88

    SEO

    Google-friendlier than
    65% of websites

vydavatel.sk

Internetové kníhkupectvo, knihy | Vydavatel.sk

Page Load Speed

12.8 sec in total

First Response

4.6 sec

Resources Loaded

7.8 sec

Page Rendered

390 ms

vydavatel.sk screenshot

About Website

Click here to check amazing Vydavatel content for Slovakia. Otherwise, check out these important facts you probably never knew about vydavatel.sk

Knihy, filmy a hry v internetovej predajni Vydavateľstva Matice slovenskej. Klenoty slovenskej literatúry, odborné knižky i detská literatúra. Zĺavy až 50%.

Visit vydavatel.sk

Key Findings

We analyzed Vydavatel.sk page load time and found that the first response time was 4.6 sec and then it took 8.2 sec to load all DOM resources and completely render a web page. This is a poor result, as 85% of websites can load faster.

Performance Metrics

vydavatel.sk performance score

50

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.2 s

19/100

10%

LCP (Largest Contentful Paint)

Value5.0 s

27/100

25%

SI (Speed Index)

Value7.9 s

22/100

10%

TBT (Total Blocking Time)

Value360 ms

72/100

30%

CLS (Cumulative Layout Shift)

Value0.06

98/100

15%

TTI (Time to Interactive)

Value10.1 s

26/100

10%

Network Requests Diagram

vydavatel.sk

4614 ms

modernizr-1.7.min.js

212 ms

jquery.min.js

9 ms

vydavatel-all.css

324 ms

vydavatel-all.js

545 ms

Our browser made a total of 132 requests to load all elements on the main page. We found that 70% of them (92 requests) were addressed to the original Vydavatel.sk, 6% (8 requests) were made to Apis.google.com and 2% (2 requests) were made to Static.xx.fbcdn.net. The less responsive or slowest element that took the longest time to load (4.6 sec) belongs to the original domain Vydavatel.sk.

Page Optimization Overview & Recommendations

Page size can be reduced by 449.3 kB (29%)

Content Size

1.6 MB

After Optimization

1.1 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Vydavatel.sk main page is 1.6 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. 65% of websites need less resources to load. Images take 1.0 MB which makes up the majority of the site volume.

HTML Optimization

-73%

Potential reduce by 135.8 kB

  • Original 186.8 kB
  • After minification 144.8 kB
  • After compression 51.0 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 42.0 kB, which is 22% 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 135.8 kB or 73% of the original size.

Image Optimization

-6%

Potential reduce by 67.1 kB

  • Original 1.0 MB
  • After minification 966.8 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. Vydavatel images are well optimized though.

JavaScript Optimization

-66%

Potential reduce by 183.7 kB

  • Original 277.3 kB
  • After minification 261.8 kB
  • After compression 93.6 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 183.7 kB or 66% of the original size.

CSS Optimization

-84%

Potential reduce by 62.7 kB

  • Original 74.9 kB
  • After minification 74.8 kB
  • After compression 12.2 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. Vydavatel.sk needs all CSS files to be minified and compressed as it can save up to 62.7 kB or 84% of the original size.

Requests Breakdown

Number of requests can be reduced by 50 (39%)

Requests Now

128

After Optimization

78

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 128 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Vydavatel. 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 as a result speed up the page load time.

Network Requests Diagram

vydavatel.sk

vydavatel.sk

4614 ms

modernizr-1.7.min.js

modernizr-1.7.min.js

212 ms

jquery.min.js

jquery.min.js

9 ms

vydavatel-all.css

vydavatel-all.css

324 ms

vydavatel-all.js

vydavatel-all.js

545 ms

logo_run_white.png

logo_run_white.png

431 ms

bgi_xy_245x200.png

bgi_xy_245x200.png

113 ms

bgs_y_1026_wgy_wh.png

bgs_y_1026_wgy_wh.png

111 ms

bgi_850x43_section_header_01.png

bgi_850x43_section_header_01.png

107 ms

load-indicator.gif

load-indicator.gif

115 ms

front_banner_bg_02.png

front_banner_bg_02.png

211 ms

bgi_165x300_dummy_book.png

bgi_165x300_dummy_book.png

421 ms

bgi_165x20_dummy_book_top.png

bgi_165x20_dummy_book_top.png

213 ms

nk_2016.jpg

nk_2016.jpg

333 ms

transparent_bg.png

transparent_bg.png

217 ms

v_tieni_cernobyla.jpg

v_tieni_cernobyla.jpg

431 ms

9788097223762.jpg

9788097223762.jpg

522 ms

volaju_ma_zalud_obalka.jpg

volaju_ma_zalud_obalka.jpg

530 ms

amulet_dvojzubec_a_hviezdy_univerza.jpg

amulet_dvojzubec_a_hviezdy_univerza.jpg

543 ms

9788055622668.jpg

9788055622668.jpg

444 ms

slovaci_a_slova.jpg

slovaci_a_slova.jpg

627 ms

murarske_povesti.jpg

murarske_povesti.jpg

643 ms

raz_pride_jedna_noc.jpg

raz_pride_jedna_noc.jpg

552 ms

legenda_v_kameni.jpg

legenda_v_kameni.jpg

737 ms

tradicna_kucharka_moderne.jpg

tradicna_kucharka_moderne.jpg

736 ms

vesele_potulky_po_svete2.jpg

vesele_potulky_po_svete2.jpg

650 ms

nk_2016.jpg

nk_2016.jpg

658 ms

v_tieni_cernobyla.jpg

v_tieni_cernobyla.jpg

732 ms

9788097223762.jpg

9788097223762.jpg

748 ms

volaju_ma_zalud_obalka.jpg

volaju_ma_zalud_obalka.jpg

760 ms

amulet_dvojzubec_a_hviezdy_univerza.jpg

amulet_dvojzubec_a_hviezdy_univerza.jpg

775 ms

9788055622668.jpg

9788055622668.jpg

836 ms

slovaci_a_slova.jpg

slovaci_a_slova.jpg

842 ms

murarske_povesti.jpg

murarske_povesti.jpg

840 ms

raz_pride_jedna_noc.jpg

raz_pride_jedna_noc.jpg

854 ms

legenda_v_kameni.jpg

legenda_v_kameni.jpg

867 ms

tradicna_kucharka_moderne.jpg

tradicna_kucharka_moderne.jpg

891 ms

vesele_potulky_po_svete2.jpg

vesele_potulky_po_svete2.jpg

941 ms

sloveni_a_slovensko.jpg

sloveni_a_slovensko.jpg

944 ms

btn_bkg_red_right_end.png

btn_bkg_red_right_end.png

945 ms

btn_bkg_red_cart.png

btn_bkg_red_cart.png

961 ms

ga.js

ga.js

11 ms

btn_bkg_green_right_end.png

btn_bkg_green_right_end.png

932 ms

gjs.php

gjs.php

316 ms

__utm.gif

__utm.gif

12 ms

kelti.jpg

kelti.jpg

904 ms

bgs_x_174_wbr_lbr.png

bgs_x_174_wbr_lbr.png

947 ms

bgi_850x43_section_header_03.png

bgi_850x43_section_header_03.png

948 ms

0189059_23.jpg

0189059_23.jpg

1053 ms

bgs_x_374_wgr_lgr.png

bgs_x_374_wgr_lgr.png

869 ms

im_discount_25.png

im_discount_25.png

882 ms

0199804_23.jpg

0199804_23.jpg

899 ms

9788055148076.jpg

9788055148076.jpg

933 ms

widget.php

widget.php

115 ms

9788055148083.jpg

9788055148083.jpg

847 ms

9788055148090.jpg

9788055148090.jpg

859 ms

polana.jpg

polana.jpg

758 ms

0199804_23.jpg

0199804_23.jpg

703 ms

historia_2.jpg

historia_2.jpg

741 ms

medium_fifty_shades_trilogia.jpg

medium_fifty_shades_trilogia.jpg

770 ms

978808938017601.jpg

978808938017601.jpg

788 ms

978808938016901.jpg

978808938016901.jpg

742 ms

povesti_o_slovenskych_liecivych_pramenoch_a_kupeloch.jpg

povesti_o_slovenskych_liecivych_pramenoch_a_kupeloch.jpg

728 ms

0196180_23.jpg

0196180_23.jpg

725 ms

karpatske_povesti_2.jpg

karpatske_povesti_2.jpg

745 ms

bgi_33x33_btn_cart.png

bgi_33x33_btn_cart.png

689 ms

9788055148106.jpg

9788055148106.jpg

821 ms

9788087814021.jpg

9788087814021.jpg

732 ms

9788087814007.jpg

9788087814007.jpg

725 ms

bgi_850x43_section_header_02.png

bgi_850x43_section_header_02.png

722 ms

im_3x6_flash_right.png

im_3x6_flash_right.png

737 ms

bgi_152x20_input_01.png

bgi_152x20_input_01.png

692 ms

im_20x20_flash_right.png

im_20x20_flash_right.png

738 ms

bgi_177x45_shipping_cost.png

bgi_177x45_shipping_cost.png

735 ms

ob%C3%A1lka%20Katalog%202016%20-%200001.jpg

ob%C3%A1lka%20Katalog%202016%20-%200001.jpg

1258 ms

Banner%20Jar%20s%20knihou%202015%20s%20anim%C3%A1ciou.png

Banner%20Jar%20s%20knihou%202015%20s%20anim%C3%A1ciou.png

961 ms

Biblia%20Dal%C3%AD_banner.png

Biblia%20Dal%C3%AD_banner.png

1287 ms

bgs_x_24_lgr_dgr.png

bgs_x_24_lgr_dgr.png

721 ms

bgi_1026x111_top_menu.png

bgi_1026x111_top_menu.png

840 ms

im_168x78_logo.png

im_168x78_logo.png

742 ms

im_30x80_facebook_logo.png

im_30x80_facebook_logo.png

820 ms

bgs_x_89_lbr_dbr.png

bgs_x_89_lbr_dbr.png

815 ms

bgi_92x33_btn_cart.png

bgi_92x33_btn_cart.png

890 ms

bgi_185x20_input_02.png

bgi_185x20_input_02.png

844 ms

input_invalid_bkg.png

input_invalid_bkg.png

851 ms

im_20x20_flash_right.png

im_20x20_flash_right.png

867 ms

bgi_84x25_btn_search.png

bgi_84x25_btn_search.png

910 ms

menu-btn-bkg.png

menu-btn-bkg.png

891 ms

btn_bkg_red.png

btn_bkg_red.png

849 ms

bgs_x_47_lgr_dgr.png

bgs_x_47_lgr_dgr.png

849 ms

im_payment_cod.jpg

im_payment_cod.jpg

886 ms

im_payment_tatrapay.gif

im_payment_tatrapay.gif

856 ms

im_payment_sporopay.gif

im_payment_sporopay.gif

861 ms

im_payment_vub.gif

im_payment_vub.gif

899 ms

bgs_x_89_lrd_drd.png

bgs_x_89_lrd_drd.png

927 ms

arrow-bg.png

arrow-bg.png

912 ms

grad-bg.png

grad-bg.png

887 ms

vydavatel-lazy.js

vydavatel-lazy.js

112 ms

right-zalozka-only_SK-gold.png

right-zalozka-only_SK-gold.png

316 ms

all.js

all.js

21 ms

plusone.js

plusone.js

203 ms

buttons.js

buttons.js

56 ms

179 ms

getAllAppDefault.esi

getAllAppDefault.esi

122 ms

xd_arbiter.php

xd_arbiter.php

42 ms

xd_arbiter.php

xd_arbiter.php

72 ms

cb=gapi.loaded_0

cb=gapi.loaded_0

18 ms

cb=gapi.loaded_1

cb=gapi.loaded_1

16 ms

fastbutton

fastbutton

93 ms

postmessageRelay

postmessageRelay

77 ms

like.php

like.php

82 ms

getSegment.php

getSegment.php

47 ms

checkOAuth.esi

checkOAuth.esi

44 ms

cb=gapi.loaded_0

cb=gapi.loaded_0

19 ms

cb=gapi.loaded_1

cb=gapi.loaded_1

18 ms

W5F8_SL0XFawnjxHGsZjJA.ttf

W5F8_SL0XFawnjxHGsZjJA.ttf

61 ms

t.dhj

t.dhj

53 ms

3193398744-postmessagerelay.js

3193398744-postmessagerelay.js

42 ms

rpc:shindig_random.js

rpc:shindig_random.js

37 ms

qeKvIRsJabD.js

qeKvIRsJabD.js

56 ms

LVx-xkvaJ0b.png

LVx-xkvaJ0b.png

60 ms

cb=gapi.loaded_0

cb=gapi.loaded_0

6 ms

t.dhj

t.dhj

22 ms

cm

cm

27 ms

s-3271.xgi

s-3271.xgi

7 ms

4 ms

hbpix

hbpix

27 ms

xrefid.xgi

xrefid.xgi

6 ms

16 ms

pixel

pixel

17 ms

pixel

pixel

28 ms

2981

2981

36 ms

Accessibility Review

vydavatel.sk accessibility score

86

Accessibility Issues

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

Buttons do not have an accessible name

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.

Best Practices

vydavatel.sk best practices score

67

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

High

Includes front-end JavaScript libraries with known security vulnerabilities

Low

Ensure CSP is effective against XSS attacks

User Experience

Impact

Issue

High

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

SEO Factors

vydavatel.sk SEO score

88

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 Vydavatel.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 Vydavatel.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

vydavatel.sk

Open Graph data is detected on the main page of Vydavatel. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: