Tools & Wizards About Us
ludor.cz screenshot

Report Summary

  • 40

    Performance

    Renders faster than
    60% of other websites

  • 93

    Accessibility

    Visual factors better than
    that of 82% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 91

    SEO

    Google-friendlier than
    71% of websites

ludor.cz

Dovolená Itálie - Léto 2023 | Cestovní kancelář Ludor.cz

Page Load Speed

24.3 sec in total

First Response

7.2 sec

Resources Loaded

16.7 sec

Page Rendered

404 ms

ludor.cz screenshot

About Website

Click here to check amazing Ludor content for Czech Republic. Otherwise, check out these important facts you probably never knew about ludor.cz

Vyberte si z široké nabídky zájezdů do Itálie s cestovní kanceláří Ludor ještě dnes. Online rezervace. Nejširší nabídka apartmánů a hotelů v Itálii.

Visit ludor.cz

Key Findings

We analyzed Ludor.cz page load time and found that the first response time was 7.2 sec and then it took 17.1 sec to load all DOM resources and completely render a web page. This is a poor result, as 90% of websites can load faster.

Performance Metrics

ludor.cz performance score

40

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.7 s

13/100

10%

LCP (Largest Contentful Paint)

Value6.1 s

12/100

25%

SI (Speed Index)

Value9.8 s

10/100

10%

TBT (Total Blocking Time)

Value540 ms

55/100

30%

CLS (Cumulative Layout Shift)

Value0.015

100/100

15%

TTI (Time to Interactive)

Value9.6 s

29/100

10%

Network Requests Diagram

www.ludor.cz

7218 ms

main.css

356 ms

ludor.css

466 ms

menu.css

357 ms

prettyPhoto.css

408 ms

Our browser made a total of 119 requests to load all elements on the main page. We found that 92% of them (110 requests) were addressed to the original Ludor.cz, 2% (2 requests) were made to Google-analytics.com and 2% (2 requests) were made to C.imedia.cz. The less responsive or slowest element that took the longest time to load (7.2 sec) belongs to the original domain Ludor.cz.

Page Optimization Overview & Recommendations

Page size can be reduced by 560.5 kB (30%)

Content Size

1.9 MB

After Optimization

1.3 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Ludor.cz main page is 1.9 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 1.5 MB which makes up the majority of the site volume.

HTML Optimization

-82%

Potential reduce by 61.7 kB

  • Original 75.5 kB
  • After minification 67.8 kB
  • After compression 13.8 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. 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 61.7 kB or 82% of the original size.

Image Optimization

-18%

Potential reduce by 269.4 kB

  • Original 1.5 MB
  • After minification 1.2 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. Obviously, Ludor needs image optimization as it can save up to 269.4 kB or 18% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-62%

Potential reduce by 161.4 kB

  • Original 262.5 kB
  • After minification 250.0 kB
  • After compression 101.1 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 161.4 kB or 62% of the original size.

CSS Optimization

-83%

Potential reduce by 67.9 kB

  • Original 81.8 kB
  • After minification 65.0 kB
  • After compression 13.9 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. Ludor.cz needs all CSS files to be minified and compressed as it can save up to 67.9 kB or 83% of the original size.

Requests Breakdown

Number of requests can be reduced by 43 (37%)

Requests Now

116

After Optimization

73

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 116 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Ludor. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 17 to 1 for JavaScripts and from 7 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

www.ludor.cz

www.ludor.cz

7218 ms

main.css

main.css

356 ms

ludor.css

ludor.css

466 ms

menu.css

menu.css

357 ms

prettyPhoto.css

prettyPhoto.css

408 ms

cz.css

cz.css

419 ms

jquery-1.7.2.min.js

jquery-1.7.2.min.js

752 ms

jquery.maphilight.js

jquery.maphilight.js

692 ms

sl.js

sl.js

738 ms

home_a1.js

home_a1.js

734 ms

gal.js

gal.js

784 ms

vyhledavani-hotel.js

vyhledavani-hotel.js

802 ms

nase.js

nase.js

1027 ms

jquery.prettyPhoto.js

jquery.prettyPhoto.js

1080 ms

pixastic.custom.js

pixastic.custom.js

1171 ms

okno.js

okno.js

1080 ms

responsive.css

responsive.css

1127 ms

vyhledej.js

vyhledej.js

1123 ms

mapa-home.js

mapa-home.js

1359 ms

dole.js

dole.js

1407 ms

body.jpg

body.jpg

1382 ms

header_top_s-cz.png

header_top_s-cz.png

337 ms

GREEN_BAY.jpg

GREEN_BAY.jpg

616 ms

ANTARES_ZELENY.jpg

ANTARES_ZELENY.jpg

648 ms

LAZATTERA_PSM.jpg

LAZATTERA_PSM.jpg

770 ms

ALBARELLA1.jpg

ALBARELLA1.jpg

810 ms

MICHELANGELO_JESOLO.jpg

MICHELANGELO_JESOLO.jpg

906 ms

50033.jpg

50033.jpg

983 ms

PALAZZETA.jpg

PALAZZETA.jpg

1311 ms

ELIANTO.jpg

ELIANTO.jpg

1195 ms

logo-cz.gif

logo-cz.gif

1153 ms

napiste.png

napiste.png

1239 ms

telefon-cz.png

telefon-cz.png

1537 ms

menu-mapa-oblasti-cz.png

menu-mapa-oblasti-cz.png

1541 ms

menu-mapa-google-cz.png

menu-mapa-google-cz.png

1557 ms

kalendar.png

kalendar.png

1597 ms

ik-1.png

ik-1.png

1649 ms

ik-2.png

ik-2.png

1735 ms

ik-3.png

ik-3.png

1869 ms

ik-4.png

ik-4.png

1870 ms

ik-5.png

ik-5.png

1908 ms

ik-6.png

ik-6.png

1916 ms

ik-7.png

ik-7.png

1979 ms

ik-8.png

ik-8.png

2057 ms

ik-9.png

ik-9.png

2187 ms

ik-10.png

ik-10.png

2212 ms

ik-11.png

ik-11.png

2228 ms

ik-12.png

ik-12.png

2245 ms

ik-14.png

ik-14.png

2302 ms

ik-15.png

ik-15.png

2377 ms

ik-13.png

ik-13.png

2489 ms

ik-16.png

ik-16.png

2537 ms

ik-21.png

ik-21.png

2563 ms

analytics.js

analytics.js

46 ms

gtm.js

gtm.js

86 ms

ik-26.png

ik-26.png

2570 ms

collect

collect

11 ms

collect

collect

57 ms

conversion_async.js

conversion_async.js

34 ms

retargeting.js

retargeting.js

449 ms

41 ms

ik-27.png

ik-27.png

2468 ms

105 ms

posli_zaskrtnute_oblasti_nebo_letoviska.php

posli_zaskrtnute_oblasti_nebo_letoviska.php

2421 ms

favorites.php

favorites.php

2639 ms

retargeting

retargeting

109 ms

ik-28.png

ik-28.png

2252 ms

ik-29.png

ik-29.png

2251 ms

vyhledat-zajezd-cz.png

vyhledat-zajezd-cz.png

2138 ms

italie.png

italie.png

2624 ms

doprava-cz.png

doprava-cz.png

2125 ms

informace-cz.png

informace-cz.png

2212 ms

1434832515.jpg

1434832515.jpg

2089 ms

nahoru-cz.png

nahoru-cz.png

2047 ms

logo-bottom.png

logo-bottom.png

2055 ms

pix.gif

pix.gif

2041 ms

pocasi.png

pocasi.png

2158 ms

news.png

news.png

2029 ms

silnice.png

silnice.png

2028 ms

whitney.png

whitney.png

2064 ms

fb_logo.png

fb_logo.png

2081 ms

twiter_logo.png

twiter_logo.png

2111 ms

logo-accka.png

logo-accka.png

2126 ms

li-black.png

li-black.png

2012 ms

oblibene.svg

oblibene.svg

2034 ms

historie.svg

historie.svg

2052 ms

select.png

select.png

2095 ms

ikonky_home_rizeni_img.png

ikonky_home_rizeni_img.png

2104 ms

italie.png

italie.png

2535 ms

italie-abruzzo.png

italie-abruzzo.png

2440 ms

italie-elba.png

italie-elba.png

2443 ms

italie-emilia-romagna.png

italie-emilia-romagna.png

2491 ms

italie-gargano.png

italie-gargano.png

2518 ms

italie-kalabrie.png

italie-kalabrie.png

2544 ms

italie-kampanie.png

italie-kampanie.png

2959 ms

italie-lago-di-como.png

italie-lago-di-como.png

2930 ms

italie-lago-di-garda.png

italie-lago-di-garda.png

2870 ms

italie-lago-maggiore.png

italie-lago-maggiore.png

2917 ms

italie-lazio.png

italie-lazio.png

2933 ms

italie-ligurska-riviera.png

italie-ligurska-riviera.png

2972 ms

italie-marche.png

italie-marche.png

3346 ms

italie-sardinie.png

italie-sardinie.png

3339 ms

italie-severni-jadran.png

italie-severni-jadran.png

3332 ms

italie-sicilie.png

italie-sicilie.png

3290 ms

italie-toskansko-more.png

italie-toskansko-more.png

3353 ms

italie-toskansko-vnitrozemi.png

italie-toskansko-vnitrozemi.png

3762 ms

italie-umbria.png

italie-umbria.png

3787 ms

italie-basilicata.png

italie-basilicata.png

3798 ms

italie-apulie.png

italie-apulie.png

3736 ms

li-mapa-home-red.png

li-mapa-home-red.png

3362 ms

telefon.png

telefon.png

3626 ms

katalog.png

katalog.png

3517 ms

nabidka.png

nabidka.png

3762 ms

stabilita.png

stabilita.png

3825 ms

poradime.png

poradime.png

3770 ms

italie.png

italie.png

3716 ms

pohodli.png

pohodli.png

3637 ms

li-red-dole.png

li-red-dole.png

3543 ms

print.css

print.css

352 ms

Accessibility Review

ludor.cz accessibility score

93

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

Best Practices

ludor.cz 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

High

Page has valid source maps

SEO Factors

ludor.cz SEO score

91

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

    CS

  • Language Claimed

    CS

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Ludor.cz can be misinterpreted by Google and other search engines. Our service has detected that Czech is used on the page, and it matches the claimed language. Our system also found out that Ludor.cz 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

ludor.cz

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