Report Summary

  • 93

    Performance

    Renders faster than
    92% of other websites

  • 94

    Accessibility

    Visual factors better than
    that of 84% of websites

  • 58

    Best Practices

    More advanced features
    available than in
    19% of websites

  • 75

    SEO

    Google-friendlier than
    32% of websites

senzacni-darky.cz

Origin?ln? d?rky pro mu?e a ?eny nejen k narozenin?m

Page Load Speed

2.3 sec in total

First Response

529 ms

Resources Loaded

1.5 sec

Page Rendered

236 ms

senzacni-darky.cz screenshot

About Website

Welcome to senzacni-darky.cz homepage info - get ready to check Senzacnida Rky best content right away, or after learning these important things about senzacni-darky.cz

E-shop a kamenn? obchod s origin?ln?mi d?rky pro mu?e a ?eny nejen k narozenin?m. D?rky doru??me na druh? den.

Visit senzacni-darky.cz

Key Findings

We analyzed Senzacni-darky.cz page load time and found that the first response time was 529 ms and then it took 1.7 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 35% of websites can load faster.

Performance Metrics

senzacni-darky.cz performance score

93

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value1.9 s

87/100

10%

LCP (Largest Contentful Paint)

Value3.0 s

77/100

25%

SI (Speed Index)

Value2.5 s

97/100

10%

TBT (Total Blocking Time)

Value0 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0.005

100/100

15%

TTI (Time to Interactive)

Value1.9 s

100/100

10%

Network Requests Diagram

senzacni-darky.cz

529 ms

style.css

123 ms

fix.js

245 ms

window.js

244 ms

getElementById.js

245 ms

Our browser made a total of 41 requests to load all elements on the main page. We found that 80% of them (33 requests) were addressed to the original Senzacni-darky.cz, 5% (2 requests) were made to C.imedia.cz and 5% (2 requests) were made to Smartsuppchat.com. The less responsive or slowest element that took the longest time to load (713 ms) belongs to the original domain Senzacni-darky.cz.

Page Optimization Overview & Recommendations

Page size can be reduced by 337.6 kB (59%)

Content Size

569.3 kB

After Optimization

231.6 kB

In fact, the total size of Senzacni-darky.cz main page is 569.3 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. 20% of websites need less resources to load. Javascripts take 409.0 kB which makes up the majority of the site volume.

HTML Optimization

-83%

Potential reduce by 35.6 kB

  • Original 42.8 kB
  • After minification 31.8 kB
  • After compression 7.1 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. This page needs HTML code to be minified as it can gain 10.9 kB, which is 26% 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 35.6 kB or 83% of the original size.

Image Optimization

-3%

Potential reduce by 2.4 kB

  • Original 87.9 kB
  • After minification 85.5 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. Senzacnida Rky images are well optimized though.

JavaScript Optimization

-67%

Potential reduce by 276.0 kB

  • Original 409.0 kB
  • After minification 408.5 kB
  • After compression 133.0 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. It is highly recommended that all JavaScript files should be compressed and minified as it can save up to 276.0 kB or 67% of the original size.

CSS Optimization

-80%

Potential reduce by 23.5 kB

  • Original 29.6 kB
  • After minification 27.7 kB
  • After compression 6.0 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. Senzacni-darky.cz needs all CSS files to be minified and compressed as it can save up to 23.5 kB or 80% of the original size.

Requests Breakdown

Number of requests can be reduced by 26 (65%)

Requests Now

40

After Optimization

14

The browser has sent 40 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Senzacnida Rky. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 8 to 1 for JavaScripts and as a result speed up the page load time.

Accessibility Review

senzacni-darky.cz accessibility score

94

Accessibility Issues

Internationalization and localization

These are opportunities to improve the interpretation of your content by users in different locales.

Impact

Issue

High

<html> element does not have a valid value for its [lang] attribute.

Best Practices

senzacni-darky.cz best practices score

58

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

Displays images with incorrect aspect ratio

High

Serves images with low resolution

General

Impact

Issue

High

Browser errors were logged to the console

SEO Factors

senzacni-darky.cz SEO score

75

Search Engine Optimization Advices

Language and Encoding

  • Language Detected

    CS

  • Language Claimed

    CZ

  • Encoding

    WINDOWS-1250;

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Senzacni-darky.cz can be misinterpreted by Google and other search engines. Our service has detected that Czech is used on the page, and it does not match the claimed language. Our system also found out that Senzacni-darky.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

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