Tools & Wizards About Us
prodejnabylin.cz screenshot

Report Summary

  • 16

    Performance

    Renders faster than
    30% of other websites

  • 72

    Accessibility

    Visual factors better than
    that of 37% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 84

    SEO

    Google-friendlier than
    52% of websites

prodejnabylin.cz

S důvěrou k přírodě | Prodejnabylin.cz

Page Load Speed

5.7 sec in total

First Response

487 ms

Resources Loaded

3.4 sec

Page Rendered

1.8 sec

prodejnabylin.cz screenshot

About Website

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

Naše bylinkářská tradice přetrvává již více než dvě generace. Nabízíme široký sortiment bylinek, přípravků z nich a produkty zdravé výživy. Vše pro zdraví.

Visit prodejnabylin.cz

Key Findings

We analyzed Prodejnabylin.cz page load time and found that the first response time was 487 ms and then it took 5.2 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

prodejnabylin.cz performance score

16

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value5.2 s

8/100

10%

LCP (Largest Contentful Paint)

Value8.9 s

1/100

25%

SI (Speed Index)

Value10.2 s

9/100

10%

TBT (Total Blocking Time)

Value5,570 ms

0/100

30%

CLS (Cumulative Layout Shift)

Value0.077

95/100

15%

TTI (Time to Interactive)

Value20.0 s

2/100

10%

Network Requests Diagram

prodejnabylin.cz

487 ms

www.prodejnabylin.cz

764 ms

open-sans.css

491 ms

font-shoptet-11.css.98dac764b411554385c4.css

493 ms

main-11.less.d1b315266c9fbbb6553a.css

681 ms

Our browser made a total of 83 requests to load all elements on the main page. We found that 35% of them (29 requests) were addressed to the original Prodejnabylin.cz, 49% (41 requests) were made to Cdn.myshoptet.com and 2% (2 requests) were made to Connect.facebook.net. The less responsive or slowest element that took the longest time to load (860 ms) relates to the external source Cdnjs.cloudflare.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 529.6 kB (33%)

Content Size

1.6 MB

After Optimization

1.1 MB

  • HTML
  • Images
  • JavaScript

In fact, the total size of Prodejnabylin.cz 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. 60% of websites need less resources to load. Images take 1.0 MB which makes up the majority of the site volume.

HTML Optimization

-92%

Potential reduce by 438.5 kB

  • Original 477.7 kB
  • After minification 298.3 kB
  • After compression 39.3 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 179.4 kB, which is 38% 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 438.5 kB or 92% of the original size.

Image Optimization

-9%

Potential reduce by 89.5 kB

  • Original 1.0 MB
  • After minification 926.3 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. Prodejnabylin images are well optimized though.

JavaScript Optimization

-1%

Potential reduce by 1.6 kB

  • Original 109.2 kB
  • After minification 109.2 kB
  • After compression 107.6 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. This website has mostly compressed JavaScripts.

Requests Breakdown

Number of requests can be reduced by 29 (38%)

Requests Now

77

After Optimization

48

  • Images
  • JavaScript
  • CSS

The browser has sent 77 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Prodejnabylin. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 20 to 1 for JavaScripts and from 11 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

prodejnabylin.cz

prodejnabylin.cz

487 ms

www.prodejnabylin.cz

www.prodejnabylin.cz

764 ms

open-sans.css

open-sans.css

491 ms

font-shoptet-11.css.98dac764b411554385c4.css

font-shoptet-11.css.98dac764b411554385c4.css

493 ms

main-11.less.d1b315266c9fbbb6553a.css

main-11.less.d1b315266c9fbbb6553a.css

681 ms

fv-studio-app-showmore.css

fv-studio-app-showmore.css

497 ms

css2

css2

40 ms

flaticon.css

flaticon.css

280 ms

style.css

style.css

570 ms

style-jh.css

style-jh.css

376 ms

font.css

font.css

283 ms

se-form-style.css

se-form-style.css

295 ms

se-form-popup-style.css

se-form-popup-style.css

288 ms

js

js

72 ms

sdk.js

sdk.js

23 ms

jquery-1.11.3.min.js

jquery-1.11.3.min.js

495 ms

main-3g.js.c10e7340ef84e513efa3.js

main-3g.js.c10e7340ef84e513efa3.js

740 ms

datepicker-cs.js

datepicker-cs.js

400 ms

rc.js

rc.js

740 ms

fv-studio-app-showmore.js

fv-studio-app-showmore.js

402 ms

AppShoptet.js

AppShoptet.js

407 ms

toolbox-v2.js

toolbox-v2.js

406 ms

modules-v2.js

modules-v2.js

614 ms

se-form-js.js

se-form-js.js

190 ms

11998-v61dlb2mtfi5fcl54iqwhmtcdkw4zansny0zioiyd63xmtv25na7mvsgs4cbdx15v8w4vqn5kq8o4zmntpbxvopxso348aj5bw8m

11998-v61dlb2mtfi5fcl54iqwhmtcdkw4zansny0zioiyd63xmtv25na7mvsgs4cbdx15v8w4vqn5kq8o4zmntpbxvopxso348aj5bw8m

737 ms

script.js

script.js

290 ms

script-jh.js

script-jh.js

198 ms

gjs.php

gjs.php

664 ms

logo-byliny.svg

logo-byliny.svg

288 ms

folder.svg

folder.svg

212 ms

akce_(1).png

akce_(1).png

611 ms

doprava.svg

doprava.svg

209 ms

pin.svg

pin.svg

213 ms

vyberzbozi.svg

vyberzbozi.svg

216 ms

darek.svg

darek.svg

217 ms

7939_s-lichorerisnice.jpg

7939_s-lichorerisnice.jpg

242 ms

8080_vyr-81img-0007.jpg

8080_vyr-81img-0007.jpg

279 ms

8011_d9f28aa8-1f86-4be1-87a6-333e5e32c437.jpg

8011_d9f28aa8-1f86-4be1-87a6-333e5e32c437.jpg

291 ms

7996_s-rakytnik-lipa.jpg

7996_s-rakytnik-lipa.jpg

310 ms

5439.jpg

5439.jpg

364 ms

2101-2.jpg

2101-2.jpg

364 ms

5172.jpg

5172.jpg

548 ms

3389-2.jpg

3389-2.jpg

547 ms

gls.svg

gls.svg

548 ms

cp.svg

cp.svg

549 ms

balikovna.svg

balikovna.svg

609 ms

zasilkovna.svg

zasilkovna.svg

649 ms

osobni.svg

osobni.svg

653 ms

mastercard_black.svg

mastercard_black.svg

651 ms

visa.svg

visa.svg

645 ms

prevod.svg

prevod.svg

652 ms

dobirka.svg

dobirka.svg

656 ms

gls.png

gls.png

739 ms

cp.png

cp.png

740 ms

balikovna.png

balikovna.png

741 ms

zasilkovna.png

zasilkovna.png

742 ms

shoptetLogo.svg

shoptetLogo.svg

739 ms

menubg-v2.png

menubg-v2.png

189 ms

bglist.jpg

bglist.jpg

129 ms

bgsearch.png

bgsearch.png

129 ms

carousel-bg.jpg

carousel-bg.jpg

225 ms

welcome-left.png

welcome-left.png

207 ms

welcome-right.png

welcome-right.png

129 ms

textleft.png

textleft.png

156 ms

textright.png

textright.png

200 ms

welcome-image.jpg

welcome-image.jpg

648 ms

footer-bg.jpg

footer-bg.jpg

522 ms

sdk.js

sdk.js

122 ms

flaticon.ttf

flaticon.ttf

143 ms

DMSerifText-Regular.woff

DMSerifText-Regular.woff

327 ms

shoptet.24ccc400d5d7223ec86a.woff

shoptet.24ccc400d5d7223ec86a.woff

527 ms

tracker.js

tracker.js

626 ms

shoptet.js

shoptet.js

642 ms

lib

lib

774 ms

11998-tdvn48edht0ulaanu1sm5gh5sem2olfaw0lpxazyfgsr1e5rudl4cc3mpduwa5ccei1awi0t87wnb05iby6b40sv6683y97kyda8

11998-tdvn48edht0ulaanu1sm5gh5sem2olfaw0lpxazyfgsr1e5rudl4cc3mpduwa5ccei1awi0t87wnb05iby6b40sv6683y97kyda8

325 ms

shoptetLogo128x128.gif

shoptetLogo128x128.gif

526 ms

iglogo.png

iglogo.png

239 ms

heureka.png

heureka.png

237 ms

new.svg

new.svg

248 ms

percentage.svg

percentage.svg

295 ms

id-card.svg

id-card.svg

286 ms

2-layers.svg

2-layers.svg

298 ms

polyfill.min.js

polyfill.min.js

860 ms

Accessibility Review

prodejnabylin.cz accessibility score

72

Accessibility Issues

ARIA

These are opportunities to improve the usage of ARIA in your application which may enhance the experience for users of assistive technology, like a screen reader.

Impact

Issue

High

ARIA input fields do not have accessible names

High

Elements with an ARIA [role] that require children to contain a specific [role] are missing some or all of those required children.

High

ARIA IDs are not unique

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

Image elements do not have [alt] attributes

High

Links do not have a discernible name

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

prodejnabylin.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

Displays images with incorrect aspect ratio

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Page has valid source maps

SEO Factors

prodejnabylin.cz SEO score

84

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

Content Best Practices

Format your HTML in a way that enables crawlers to better understand your app’s content.

Impact

Issue

High

Image elements do not have [alt] attributes

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 Prodejnabylin.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 Prodejnabylin.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

prodejnabylin.cz

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