Tools & Wizards About Us
ostendorf-osma.com screenshot

Report Summary

  • 37

    Performance

    Renders faster than
    56% of other websites

  • 77

    Accessibility

    Visual factors better than
    that of 44% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 86

    SEO

    Google-friendlier than
    60% of websites

ostendorf-osma.com

Ostendorf OSMA

Page Load Speed

3.5 sec in total

First Response

395 ms

Resources Loaded

2.7 sec

Page Rendered

370 ms

ostendorf-osma.com screenshot

About Website

Visit ostendorf-osma.com now to see the best up-to-date Ostendorf OSMA content and also check out these interesting facts you probably never knew about ostendorf-osma.com

We are the largest Czech supplier of plastic pipes.

Visit ostendorf-osma.com

Key Findings

We analyzed Ostendorf-osma.com page load time and found that the first response time was 395 ms and then it took 3.1 sec to load all DOM resources and completely render a web page. This is a poor result, as 55% of websites can load faster.

Performance Metrics

ostendorf-osma.com performance score

37

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.1 s

47/100

10%

LCP (Largest Contentful Paint)

Value8.1 s

2/100

25%

SI (Speed Index)

Value7.6 s

25/100

10%

TBT (Total Blocking Time)

Value290 ms

80/100

30%

CLS (Cumulative Layout Shift)

Value1

2/100

15%

TTI (Time to Interactive)

Value7.4 s

49/100

10%

Network Requests Diagram

ostendorf-osma.com

395 ms

ostendorf-osma.com

671 ms

public-f65988d985e3969c02251a96d352a254cca83565c5c9e65242749540b68e60c9.css

298 ms

logo-5acdc39ed5438c64c6ec224689eda3e2422d7d2d38e9b0749b1d90f59f707942.png

344 ms

phone-b70daf83554b8879e2b67a39004633e2b19bf297f83016c61c9fc73db5b7c84d.png

347 ms

Our browser made a total of 73 requests to load all elements on the main page. We found that 88% of them (64 requests) were addressed to the original Ostendorf-osma.com, 3% (2 requests) were made to Cdn.jsdelivr.net and 3% (2 requests) were made to Analytics.manageme.cz. The less responsive or slowest element that took the longest time to load (1.2 sec) belongs to the original domain Ostendorf-osma.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 147.2 kB (4%)

Content Size

3.6 MB

After Optimization

3.5 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Ostendorf-osma.com main page is 3.6 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 3.2 MB which makes up the majority of the site volume.

HTML Optimization

-86%

Potential reduce by 78.2 kB

  • Original 91.4 kB
  • After minification 90.3 kB
  • After compression 13.1 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. 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 78.2 kB or 86% of the original size.

Image Optimization

-2%

Potential reduce by 68.9 kB

  • Original 3.2 MB
  • After minification 3.1 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. Ostendorf OSMA images are well optimized though.

JavaScript Optimization

-0%

Potential reduce by 59 B

  • Original 252.1 kB
  • After minification 252.1 kB
  • After compression 252.1 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. This website has mostly compressed JavaScripts.

CSS Optimization

-0%

Potential reduce by 0 B

  • Original 101.3 kB
  • After minification 101.3 kB
  • After compression 101.3 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. Ostendorf-osma.com has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 13 (20%)

Requests Now

66

After Optimization

53

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 66 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Ostendorf OSMA. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 5 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

ostendorf-osma.com

ostendorf-osma.com

395 ms

ostendorf-osma.com

ostendorf-osma.com

671 ms

public-f65988d985e3969c02251a96d352a254cca83565c5c9e65242749540b68e60c9.css

public-f65988d985e3969c02251a96d352a254cca83565c5c9e65242749540b68e60c9.css

298 ms

logo-5acdc39ed5438c64c6ec224689eda3e2422d7d2d38e9b0749b1d90f59f707942.png

logo-5acdc39ed5438c64c6ec224689eda3e2422d7d2d38e9b0749b1d90f59f707942.png

344 ms

phone-b70daf83554b8879e2b67a39004633e2b19bf297f83016c61c9fc73db5b7c84d.png

phone-b70daf83554b8879e2b67a39004633e2b19bf297f83016c61c9fc73db5b7c84d.png

347 ms

clock-9e2ca7ef818cbd7ffa4c7ae60dc9b3492e1d069ab0fe4f726ca37b6d15788907.png

clock-9e2ca7ef818cbd7ffa4c7ae60dc9b3492e1d069ab0fe4f726ca37b6d15788907.png

346 ms

product_ht_2x.png

product_ht_2x.png

587 ms

product_db_2x.png

product_db_2x.png

587 ms

product_uh_2x.png

product_uh_2x.png

502 ms

product_kg2000_2x.png

product_kg2000_2x.png

683 ms

product_rv_2xddd.png

product_rv_2xddd.png

591 ms

product_kg_2x.png

product_kg_2x.png

783 ms

ikona_porovnani-cdeddb619e998cb2e87288255b25a4465e1052a6bca599378515b2a114b98055.png

ikona_porovnani-cdeddb619e998cb2e87288255b25a4465e1052a6bca599378515b2a114b98055.png

591 ms

map-be6dce45fe2198a96526335a4c009dfe48cbb06564ec51fbd1743b86c2cbf13d.png

map-be6dce45fe2198a96526335a4c009dfe48cbb06564ec51fbd1743b86c2cbf13d.png

683 ms

arrow-995a9fe81d919634aad9ffa0bc55009f1d24081f999071b17745f3ce6aa290be.png

arrow-995a9fe81d919634aad9ffa0bc55009f1d24081f999071b17745f3ce6aa290be.png

684 ms

cs-4847af9820bff8efcd1528501e3deea831de953a30e492dd3e5c9a0a5a4e9abd.png

cs-4847af9820bff8efcd1528501e3deea831de953a30e492dd3e5c9a0a5a4e9abd.png

689 ms

sk-5cfd306efad83e2c6c958b61d6d4ba621951d7b631ee8d82d175bfd14f70ef5b.png

sk-5cfd306efad83e2c6c958b61d6d4ba621951d7b631ee8d82d175bfd14f70ef5b.png

688 ms

de-e53cd4ec6a85797198ad3e36c313340fa496242e1055d4da43ccf1410a7b579e.png

de-e53cd4ec6a85797198ad3e36c313340fa496242e1055d4da43ccf1410a7b579e.png

779 ms

cookieconsent.js

cookieconsent.js

17 ms

public-df838dff55a0fc8c05bdfa356bca417ea987250247908ff1186d5d9310e48ef3.js

public-df838dff55a0fc8c05bdfa356bca417ea987250247908ff1186d5d9310e48ef3.js

876 ms

cookieconsent.css

cookieconsent.css

19 ms

prbzzmzpv4wnau7fpqraz7nby1lfd0zg

prbzzmzpv4wnau7fpqraz7nby1lfd0zg

673 ms

js

js

48 ms

script.js

script.js

551 ms

fullhd_fullhd_fullhd_fullhd_bg_pipe.jpg.webp

fullhd_fullhd_fullhd_fullhd_bg_pipe.jpg.webp

775 ms

fullhd_fullhd_fullhd_fullhd_bg_pipe.jpg.webp

fullhd_fullhd_fullhd_fullhd_bg_pipe.jpg.webp

779 ms

fullhd_fullhd_fullhd_fullhd_bg_pipe.jpg.webp

fullhd_fullhd_fullhd_fullhd_bg_pipe.jpg.webp

779 ms

heading_line-82cb081e539edf47af679f8e93524707bd68bccc1cbbb8e4a8d0166a6a083266.png

heading_line-82cb081e539edf47af679f8e93524707bd68bccc1cbbb8e4a8d0166a6a083266.png

869 ms

hd_line_dark-82cb081e539edf47af679f8e93524707bd68bccc1cbbb8e4a8d0166a6a083266.png

hd_line_dark-82cb081e539edf47af679f8e93524707bd68bccc1cbbb8e4a8d0166a6a083266.png

873 ms

home_slider_ikona_propojeni_vyroby.png

home_slider_ikona_propojeni_vyroby.png

1019 ms

home_slider_ikona_komplexni_reseni.png

home_slider_ikona_komplexni_reseni.png

1033 ms

home_slider_ikona_zivotni_prostredi.png

home_slider_ikona_zivotni_prostredi.png

1033 ms

Image-front_cl.jpg

Image-front_cl.jpg

1062 ms

ht_system_logo.png

ht_system_logo.png

1035 ms

skolan_logo.png

skolan_logo.png

1034 ms

ultra_db_logo.png

ultra_db_logo.png

1035 ms

propylen_logo.png

propylen_logo.png

1036 ms

rv_logo.png

rv_logo.png

1036 ms

kg_logo.png

kg_logo.png

1068 ms

home_slider_2000_black.jpg

home_slider_2000_black.jpg

1069 ms

home_slider_2000_color.jpg

home_slider_2000_color.jpg

1167 ms

home_slider_skolan_black.jpg

home_slider_skolan_black.jpg

1072 ms

home_slider_skolan_color.jpg

home_slider_skolan_color.jpg

1169 ms

css

css

70 ms

home_slider_udb_black.jpg

home_slider_udb_black.jpg

827 ms

home_slider_udb_color.jpg

home_slider_udb_color.jpg

831 ms

home_slider_dn_90_black.jpg

home_slider_dn_90_black.jpg

830 ms

home_slider_dn_90_color.jpg

home_slider_dn_90_color.jpg

835 ms

2-cO9IRs1JiJN1FRAMjTN5zd9vgsFF_5asQTb6hZ2JKZou4ViesB.woff

2-cO9IRs1JiJN1FRAMjTN5zd9vgsFF_5asQTb6hZ2JKZou4ViesB.woff

24 ms

2-cO9IRs1JiJN1FRAMjTN5zd9vgsFF_5asQTb6hZ2JKZRekViesB.woff

2-cO9IRs1JiJN1FRAMjTN5zd9vgsFF_5asQTb6hZ2JKZRekViesB.woff

30 ms

fa-solid-900-74edc18b67c487e32f181719fdb347e2e77020744651f446e9acd7bd6821e2e7.woff

fa-solid-900-74edc18b67c487e32f181719fdb347e2e77020744651f446e9acd7bd6821e2e7.woff

766 ms

fa-regular-400-14c9db4ff87fde08f67b0a69dd594bab6d87174812a0dbd34c59833bfed8cc0e.woff

fa-regular-400-14c9db4ff87fde08f67b0a69dd594bab6d87174812a0dbd34c59833bfed8cc0e.woff

692 ms

fa-brands-400-aff76e5c986f295d4bc6f8142a78e2a31888b101c2d025db89f79c75f64fd90b.woff

fa-brands-400-aff76e5c986f295d4bc6f8142a78e2a31888b101c2d025db89f79c75f64fd90b.woff

693 ms

home_slider_kg_black.jpg

home_slider_kg_black.jpg

688 ms

home_slider_kg_color.jpg

home_slider_kg_color.jpg

688 ms

home_slider_rv_black.jpg

home_slider_rv_black.jpg

623 ms

home_slider_rv_color.jpg

home_slider_rv_color.jpg

683 ms

homepage_AQ2023.jpg

homepage_AQ2023.jpg

688 ms

homepage_nov1.jpg

homepage_nov1.jpg

683 ms

logo.png

logo.png

685 ms

logo_r_f.png

logo_r_f.png

595 ms

triker.png

triker.png

597 ms

selm.png

selm.png

681 ms

inpo.png

inpo.png

684 ms

kl_sm-1e8acebc6660cd4d8d2e8b0ff38004e343f28e4c01fee62f80b6ff99b50ade72.png

kl_sm-1e8acebc6660cd4d8d2e8b0ff38004e343f28e4c01fee62f80b6ff99b50ade72.png

682 ms

event

event

287 ms

bg_par_bub__1_.jpg

bg_par_bub__1_.jpg

597 ms

button_product_home-a07580e250b783db6465c601a14f4def6676eaff400faf5d6d3212f8b1f3048e.png

button_product_home-a07580e250b783db6465c601a14f4def6676eaff400faf5d6d3212f8b1f3048e.png

593 ms

button_big_product_home-b844309677b648edbc6b78d533de4c7507bf96b7edc29d99a5a452501e275924.png

button_big_product_home-b844309677b648edbc6b78d533de4c7507bf96b7edc29d99a5a452501e275924.png

450 ms

bg_par_bub__1_.jpg

bg_par_bub__1_.jpg

528 ms

fullhd_fullhd_fullhd_fullhd_bg_pipe.jpg.webp

fullhd_fullhd_fullhd_fullhd_bg_pipe.jpg.webp

525 ms

fullhd_fullhd_fullhd_fullhd_bg_pipe.jpg.webp

fullhd_fullhd_fullhd_fullhd_bg_pipe.jpg.webp

526 ms

fullhd_fullhd_fullhd_fullhd_bg_pipe.jpg.webp

fullhd_fullhd_fullhd_fullhd_bg_pipe.jpg.webp

528 ms

Accessibility Review

ostendorf-osma.com accessibility score

77

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.

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

Best Practices

ostendorf-osma.com best practices score

75

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

Missing source maps for large first-party JavaScript

SEO Factors

ostendorf-osma.com SEO score

86

Search Engine Optimization Advices

Content Best Practices

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

Impact

Issue

High

Links do not have descriptive text

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

Language and Encoding

  • Language Detected

    EN

  • Language Claimed

    EN

  • Encoding

    UTF-8

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

ostendorf-osma.com

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