Tools & Wizards About Us
jakpronajimatbyty.cz screenshot

Report Summary

  • 16

    Performance

    Renders faster than
    30% of other websites

  • 90

    Accessibility

    Visual factors better than
    that of 74% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 93

    SEO

    Google-friendlier than
    83% of websites

jakpronajimatbyty.cz

Jak kupovat a pronajímat byty bez rizika v roce 2023 - JakPronajimatByty.cz

Page Load Speed

5.5 sec in total

First Response

432 ms

Resources Loaded

3.3 sec

Page Rendered

1.7 sec

jakpronajimatbyty.cz screenshot

About Website

Click here to check amazing Jak Pronajimat Byty content for Czech Republic. Otherwise, check out these important facts you probably never knew about jakpronajimatbyty.cz

Zkušenosti, doporučení a tipy pro pronajímatele bytů a rodinných domů. Obrana před neplatiči a problematickými nájemci. Vzorová "neprůstřelná" nájemní smlouva. Zdarma články. Dokumenty, formuláře, vzo...

Visit jakpronajimatbyty.cz

Key Findings

We analyzed Jakpronajimatbyty.cz page load time and found that the first response time was 432 ms and then it took 5 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

jakpronajimatbyty.cz performance score

16

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value5.0 s

9/100

10%

LCP (Largest Contentful Paint)

Value5.6 s

17/100

25%

SI (Speed Index)

Value8.6 s

17/100

10%

TBT (Total Blocking Time)

Value4,150 ms

1/100

30%

CLS (Cumulative Layout Shift)

Value0.227

55/100

15%

TTI (Time to Interactive)

Value14.4 s

9/100

10%

Network Requests Diagram

jakpronajimatbyty.cz

432 ms

style.css

120 ms

empty.php

224 ms

hlavni.php

338 ms

stranka-nenalezena.php

595 ms

Our browser made a total of 75 requests to load all elements on the main page. We found that 75% of them (56 requests) were addressed to the original Jakpronajimatbyty.cz, 5% (4 requests) were made to Facebook.com and 3% (2 requests) were made to Fast.wistia.net. The less responsive or slowest element that took the longest time to load (1 sec) relates to the external source Fump.cvc.cz.

Page Optimization Overview & Recommendations

Page size can be reduced by 30.5 kB (6%)

Content Size

488.2 kB

After Optimization

457.7 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Jakpronajimatbyty.cz main page is 488.2 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. 45% of websites need less resources to load. Javascripts take 255.5 kB which makes up the majority of the site volume.

HTML Optimization

-43%

Potential reduce by 369 B

  • Original 863 B
  • After minification 813 B
  • After compression 494 B

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 369 B or 43% of the original size.

Image Optimization

-2%

Potential reduce by 4.1 kB

  • Original 227.8 kB
  • After minification 223.7 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. Jak Pronajimat Byty images are well optimized though.

JavaScript Optimization

-9%

Potential reduce by 23.0 kB

  • Original 255.5 kB
  • After minification 253.2 kB
  • After compression 232.5 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

-77%

Potential reduce by 3.1 kB

  • Original 4.0 kB
  • After minification 3.7 kB
  • After compression 929 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. Jakpronajimatbyty.cz needs all CSS files to be minified and compressed as it can save up to 3.1 kB or 77% of the original size.

Requests Breakdown

Number of requests can be reduced by 27 (41%)

Requests Now

66

After Optimization

39

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 66 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Jak Pronajimat Byty. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 13 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

jakpronajimatbyty.cz

jakpronajimatbyty.cz

432 ms

style.css

style.css

120 ms

empty.php

empty.php

224 ms

hlavni.php

hlavni.php

338 ms

stranka-nenalezena.php

stranka-nenalezena.php

595 ms

swfobject.js

swfobject.js

129 ms

kontrola_vyplneni_email.js

kontrola_vyplneni_email.js

131 ms

kontrola_vyplneni_retezec.js

kontrola_vyplneni_retezec.js

213 ms

menu.js

menu.js

216 ms

kontrola_vybrani_select.js

kontrola_vybrani_select.js

218 ms

countdown.js

countdown.js

243 ms

E-v1.js

E-v1.js

128 ms

plusone.js

plusone.js

67 ms

text.css

text.css

129 ms

pozadi.gif

pozadi.gif

220 ms

levy2.gif

levy2.gif

219 ms

levy.gif

levy.gif

216 ms

t1.gif

t1.gif

219 ms

t2.gif

t2.gif

214 ms

t3.gif

t3.gif

216 ms

t4.gif

t4.gif

291 ms

t5.gif

t5.gif

292 ms

mnu1_off.jpg

mnu1_off.jpg

293 ms

mnu2_off.jpg

mnu2_off.jpg

294 ms

mnu3_off.jpg

mnu3_off.jpg

293 ms

mnu4_off.jpg

mnu4_off.jpg

289 ms

mnu5_off.jpg

mnu5_off.jpg

359 ms

mnu6_off.jpg

mnu6_off.jpg

360 ms

mnu7_off.jpg

mnu7_off.jpg

360 ms

head.jpg

head.jpg

766 ms

box_top.gif

box_top.gif

360 ms

box_bottom.gif

box_bottom.gif

361 ms

kniha_index.jpg

kniha_index.jpg

541 ms

dzinyaparfem180332.jpg

dzinyaparfem180332.jpg

551 ms

investicnikurz2016.jpg

investicnikurz2016.jpg

568 ms

vzorovanajemnismlouva.jpg

vzorovanajemnismlouva.jpg

464 ms

byty_CD_web.jpg

byty_CD_web.jpg

469 ms

byty_anglicky.png

byty_anglicky.png

585 ms

prirucka2016.jpg

prirucka2016.jpg

581 ms

pravy.gif

pravy.gif

652 ms

btnMiniserie.gif

btnMiniserie.gif

658 ms

quzhd6rb3t

quzhd6rb3t

180 ms

iframe_shim

iframe_shim

113 ms

box_pozadi.gif

box_pozadi.gif

483 ms

pravy2.gif

pravy2.gif

496 ms

miniserie_pozadi.gif

miniserie_pozadi.gif

499 ms

bottom.gif

bottom.gif

560 ms

analytics.js

analytics.js

50 ms

cb=gapi.loaded_0

cb=gapi.loaded_0

39 ms

fbds.js

fbds.js

38 ms

socialbar-v1.js

socialbar-v1.js

51 ms

collect

collect

31 ms

75 ms

87 ms

tweet_button.html

tweet_button.html

56 ms

jot

jot

84 ms

like.php

like.php

82 ms

TY3MhkXpWJ-.js

TY3MhkXpWJ-.js

34 ms

LVx-xkvaJ0b.png

LVx-xkvaJ0b.png

28 ms

stranka-nenalezena.php

stranka-nenalezena.php

235 ms

starter.cgi

starter.cgi

1030 ms

mput

mput

72 ms

mnu1_on.gif

mnu1_on.gif

122 ms

3 ms

mnu2_on.gif

mnu2_on.gif

126 ms

mnu3_on.gif

mnu3_on.gif

124 ms

mnu4_on.gif

mnu4_on.gif

121 ms

mnu5_on.gif

mnu5_on.gif

114 ms

mnu6_on.gif

mnu6_on.gif

122 ms

stranka-nenalezena.php

stranka-nenalezena.php

236 ms

stranka-nenalezena.php

stranka-nenalezena.php

344 ms

stranka-nenalezena.php

stranka-nenalezena.php

351 ms

stranka-nenalezena.php

stranka-nenalezena.php

345 ms

stranka-nenalezena.php

stranka-nenalezena.php

352 ms

stranka-nenalezena.php

stranka-nenalezena.php

343 ms

Accessibility Review

jakpronajimatbyty.cz accessibility score

90

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

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

Links do not have a discernible name

Best Practices

jakpronajimatbyty.cz 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

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Missing source maps for large first-party JavaScript

SEO Factors

jakpronajimatbyty.cz SEO score

93

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

Language and Encoding

  • Language Detected

    CS

  • Language Claimed

    N/A

  • Encoding

    WINDOWS-1250

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Jakpronajimatbyty.cz can be misinterpreted by Google and other search engines. Our service has detected that Czech 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 Jakpronajimatbyty.cz 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

jakpronajimatbyty.cz

Open Graph description is not detected on the main page of Jak Pronajimat Byty. 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: