Tools & Wizards About Us
petzl.cz screenshot

Report Summary

  • 26

    Performance

    Renders faster than
    45% of other websites

  • 91

    Accessibility

    Visual factors better than
    that of 76% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 68

    SEO

    Google-friendlier than
    28% of websites

petzl.cz

Petzl Other - equipment, headlamps, and techniques for alpinism, climbing, and work at height

Page Load Speed

5 sec in total

First Response

1.3 sec

Resources Loaded

3.3 sec

Page Rendered

415 ms

petzl.cz screenshot

About Website

Click here to check amazing Petzl content. Otherwise, check out these important facts you probably never knew about petzl.cz

Petzl Other. Petzl is inventing products and provide solutions that allow sports enthusiasts and professionals to access some of the most inaccessible places, both day and night.

Visit petzl.cz

Key Findings

We analyzed Petzl.cz page load time and found that the first response time was 1.3 sec and then it took 3.7 sec to load all DOM resources and completely render a web page. This is a poor result, as 65% of websites can load faster.

Performance Metrics

petzl.cz performance score

26

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.2 s

42/100

10%

LCP (Largest Contentful Paint)

Value11.0 s

0/100

25%

SI (Speed Index)

Value8.5 s

17/100

10%

TBT (Total Blocking Time)

Value1,850 ms

9/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value10.9 s

21/100

10%

Network Requests Diagram

en

1280 ms

stub.js

102 ms

VFRemote.js

198 ms

NetworkTracking.js

115 ms

jquery.js

214 ms

Our browser made a total of 52 requests to load all elements on the main page. We found that 0% of them (0 request) were addressed to the original Petzl.cz, 2% (1 request) were made to Googletagmanager.com. The less responsive or slowest element that took the longest time to load (1.3 sec) relates to the external source Petzl.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 42.1 kB (18%)

Content Size

239.5 kB

After Optimization

197.4 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Petzl.cz main page is 239.5 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. 50% of websites need less resources to load. Images take 96.7 kB which makes up the majority of the site volume.

HTML Optimization

-79%

Potential reduce by 31.4 kB

  • Original 40.0 kB
  • After minification 35.1 kB
  • After compression 8.6 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 4.9 kB, which is 12% 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 31.4 kB or 79% of the original size.

Image Optimization

-0%

Potential reduce by 270 B

  • Original 96.7 kB
  • After minification 96.4 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. Petzl images are well optimized though.

JavaScript Optimization

-10%

Potential reduce by 9.3 kB

  • Original 94.2 kB
  • After minification 93.9 kB
  • After compression 85.0 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

-14%

Potential reduce by 1.2 kB

  • Original 8.6 kB
  • After minification 8.6 kB
  • After compression 7.4 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. Petzl.cz needs all CSS files to be minified and compressed as it can save up to 1.2 kB or 14% of the original size.

Requests Breakdown

Number of requests can be reduced by 26 (54%)

Requests Now

48

After Optimization

22

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 48 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Petzl. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 22 to 1 for JavaScripts and from 6 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

en

en

1280 ms

stub.js

stub.js

102 ms

VFRemote.js

VFRemote.js

198 ms

NetworkTracking.js

NetworkTracking.js

115 ms

jquery.js

jquery.js

214 ms

jquery.touchr.js

jquery.touchr.js

122 ms

jquery.easing.js

jquery.easing.js

125 ms

jquery.placeholder.js

jquery.placeholder.js

206 ms

jquery.sticky.js

jquery.sticky.js

211 ms

modernizr.js

modernizr.js

225 ms

html5shiv.js

html5shiv.js

240 ms

jquery.cookie.js

jquery.cookie.js

311 ms

detectmobilebrowser.js

detectmobilebrowser.js

304 ms

social.css

social.css

308 ms

footer.css

footer.css

315 ms

home-index.css

home-index.css

316 ms

homepage.css

homepage.css

346 ms

404.css

404.css

402 ms

fontface.css

fontface.css

408 ms

dust-full.min.js

dust-full.min.js

418 ms

utils.js

utils.js

415 ms

underscore.min.js

underscore.min.js

431 ms

context.js

context.js

459 ms

layout.js

layout.js

506 ms

Search.js

Search.js

504 ms

langSelector.js

langSelector.js

522 ms

main-home-index.js

main-home-index.js

512 ms

Home.js

Home.js

515 ms

petzl-logo.png

petzl-logo.png

159 ms

petzl-logo-small.png

petzl-logo-small.png

200 ms

gtm.js

gtm.js

85 ms

d5af76d8-a90b-4527-b3a3-182207cc3250.woff

d5af76d8-a90b-4527-b3a3-182207cc3250.woff

361 ms

video-background.jpg

video-background.jpg

364 ms

0686800000D6sViAAJ

0686800000D6sViAAJ

610 ms

0686800000D6sapAAB

0686800000D6sapAAB

737 ms

06868000002cppmAAA

06868000002cppmAAA

754 ms

06868000007knNDAAY

06868000007knNDAAY

738 ms

530dee22-e3c1-4e9f-bf62-c31d510d9656.woff

530dee22-e3c1-4e9f-bf62-c31d510d9656.woff

578 ms

14ff6081-326d-4dae-b778-d7afa66166fc.woff

14ff6081-326d-4dae-b778-d7afa66166fc.woff

505 ms

apexremote

apexremote

637 ms

apexremote

apexremote

744 ms

0681r00000GHQARAA5

0681r00000GHQARAA5

245 ms

0681r00000GHQIGAA5

0681r00000GHQIGAA5

252 ms

0681r00000GHQNkAAP

0681r00000GHQNkAAP

294 ms

0681r00000GHQMIAA5

0681r00000GHQMIAA5

293 ms

068Tx000004Z2ClIAK

068Tx000004Z2ClIAK

324 ms

068Tx000004Z1rmIAC

068Tx000004Z1rmIAC

291 ms

0681r00000GHQNBAA5

0681r00000GHQNBAA5

487 ms

0681r00000GHQJYAA5

0681r00000GHQJYAA5

428 ms

0681r00000GHQSpAAP

0681r00000GHQSpAAP

548 ms

068Tx000004Z2XiIAK

068Tx000004Z2XiIAK

501 ms

0681r00000GHQSzAAP

0681r00000GHQSzAAP

559 ms

Accessibility Review

petzl.cz accessibility score

91

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.

Best practices

These items highlight common accessibility best practices.

Impact

Issue

High

[user-scalable="no"] is used in the <meta name="viewport"> element or the [maximum-scale] attribute is less than 5.

Best Practices

petzl.cz 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

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Page has valid source maps

SEO Factors

petzl.cz SEO score

68

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

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 doesn't use legible font sizes

High

Tap targets are not sized appropriately

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 Petzl.cz 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 Petzl.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

petzl.cz

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