Report Summary

  • 32

    Performance

    Renders faster than
    52% of other websites

  • 98

    Accessibility

    Visual factors better than
    that of 94% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    56% of websites

  • 98

    SEO

    Google-friendlier than
    92% of websites

annonce.cz

Annonce.cz – inzerce zdarma, bazar, inzeráty

Page Load Speed

4.3 sec in total

First Response

340 ms

Resources Loaded

3.8 sec

Page Rendered

149 ms

annonce.cz screenshot

About Website

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

Annonce - inzeráty zdarma na internetu i v tisku. Bezplatný bazar, inzerce práce, auto, moto, nemovitosti, seznamka, psi, kočky.

Visit annonce.cz

Key Findings

We analyzed Annonce.cz page load time and found that the first response time was 340 ms and then it took 4 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

annonce.cz performance score

32

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.7 s

30/100

10%

LCP (Largest Contentful Paint)

Value3.9 s

51/100

25%

SI (Speed Index)

Value9.7 s

10/100

10%

TBT (Total Blocking Time)

Value7,360 ms

0/100

30%

CLS (Cumulative Layout Shift)

Value0.003

100/100

15%

TTI (Time to Interactive)

Value23.4 s

1/100

10%

Network Requests Diagram

annonce.cz

340 ms

www.annonce.cz

973 ms

2771850556.js

220 ms

styles_screen-base.css

326 ms

1556_29840_advantage.js

216 ms

Our browser made a total of 144 requests to load all elements on the main page. We found that 17% of them (25 requests) were addressed to the original Annonce.cz, 12% (17 requests) were made to Secure.flashtalking.com and 6% (8 requests) were made to Pagead2.googlesyndication.com. The less responsive or slowest element that took the longest time to load (973 ms) belongs to the original domain Annonce.cz.

Page Optimization Overview & Recommendations

Page size can be reduced by 1.5 MB (61%)

Content Size

2.5 MB

After Optimization

952.8 kB

In fact, the total size of Annonce.cz main page is 2.5 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. Javascripts take 1.4 MB which makes up the majority of the site volume.

HTML Optimization

-74%

Potential reduce by 47.6 kB

  • Original 64.6 kB
  • After minification 63.4 kB
  • After compression 17.0 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 47.6 kB or 74% of the original size.

Image Optimization

-18%

Potential reduce by 75.6 kB

  • Original 410.4 kB
  • After minification 334.8 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. Obviously, Annonce needs image optimization as it can save up to 75.6 kB or 18% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-66%

Potential reduce by 910.3 kB

  • Original 1.4 MB
  • After minification 1.4 MB
  • After compression 477.8 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 910.3 kB or 66% of the original size.

CSS Optimization

-79%

Potential reduce by 471.7 kB

  • Original 594.9 kB
  • After minification 588.6 kB
  • After compression 123.3 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. Annonce.cz needs all CSS files to be minified and compressed as it can save up to 471.7 kB or 79% of the original size.

Requests Breakdown

Number of requests can be reduced by 93 (70%)

Requests Now

133

After Optimization

40

The browser has sent 133 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Annonce. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 54 to 1 for JavaScripts and from 5 to 1 for CSS and as a result speed up the page load time.

Accessibility Review

annonce.cz accessibility score

98

Accessibility Issues

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

<frame> or <iframe> elements do not have a title

Best Practices

annonce.cz best practices score

83

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

General

Impact

Issue

Low

Detected JavaScript libraries

High

Page has valid source maps

High

Issues were logged in the Issues panel in Chrome Devtools

SEO Factors

annonce.cz SEO score

98

Search Engine Optimization Advices

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 Annonce.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 Annonce.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

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