Tools & Wizards About Us

Report Summary

  • 14

    Performance

    Renders faster than
    26% of other websites

  • 74

    Accessibility

    Visual factors better than
    that of 40% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 69

    SEO

    Google-friendlier than
    28% of websites

petrzalka.sk

Petržalka - Oficiálny web mestskej časti Bratislava-Petržalka

Page Load Speed

5.1 sec in total

First Response

180 ms

Resources Loaded

3.8 sec

Page Rendered

1.1 sec

About Website

Click here to check amazing Petrzalka content for Slovakia. Otherwise, check out these important facts you probably never knew about petrzalka.sk

Oficiálny web mestskej časti Bratislava-Petržalka.

Visit petrzalka.sk

Key Findings

We analyzed Petrzalka.sk page load time and found that the first response time was 180 ms and then it took 4.9 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

petrzalka.sk performance score

14

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.5 s

16/100

10%

LCP (Largest Contentful Paint)

Value47.4 s

0/100

25%

SI (Speed Index)

Value19.6 s

0/100

10%

TBT (Total Blocking Time)

Value690 ms

43/100

30%

CLS (Cumulative Layout Shift)

Value1.678

0/100

15%

TTI (Time to Interactive)

Value50.4 s

0/100

10%

Network Requests Diagram

petrzalka.sk

180 ms

www.petrzalka.sk

935 ms

style.css

84 ms

style_ie.css

164 ms

slick.css

230 ms

Our browser made a total of 116 requests to load all elements on the main page. We found that 91% of them (106 requests) were addressed to the original Petrzalka.sk, 2% (2 requests) were made to Googletagmanager.com and 1% (1 request) were made to Ajax.googleapis.com. The less responsive or slowest element that took the longest time to load (987 ms) belongs to the original domain Petrzalka.sk.

Page Optimization Overview & Recommendations

Page size can be reduced by 1.5 MB (8%)

Content Size

18.8 MB

After Optimization

17.3 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Petrzalka.sk main page is 18.8 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. Only a small number of websites need less resources to load. Images take 18.2 MB which makes up the majority of the site volume.

HTML Optimization

-81%

Potential reduce by 84.3 kB

  • Original 104.0 kB
  • After minification 81.6 kB
  • After compression 19.7 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 22.4 kB, which is 22% 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 84.3 kB or 81% of the original size.

Image Optimization

-7%

Potential reduce by 1.3 MB

  • Original 18.2 MB
  • After minification 16.9 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. Petrzalka images are well optimized though.

JavaScript Optimization

-20%

Potential reduce by 90.2 kB

  • Original 460.2 kB
  • After minification 460.2 kB
  • After compression 370.0 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 90.2 kB or 20% of the original size.

CSS Optimization

-6%

Potential reduce by 4.5 kB

  • Original 72.6 kB
  • After minification 72.5 kB
  • After compression 68.1 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. Petrzalka.sk has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 41 (37%)

Requests Now

112

After Optimization

71

  • Images
  • JavaScript
  • CSS

The browser has sent 112 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Petrzalka. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 33 to 1 for JavaScripts and from 10 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

Accessibility Review

petrzalka.sk accessibility score

74

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

High

Image elements do not have [alt] attributes

High

Form elements do not have associated labels

High

Links do not have a discernible name

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 [lang] attribute

Best Practices

petrzalka.sk best practices score

67

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

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Issues were logged in the Issues panel in Chrome Devtools

SEO Factors

petrzalka.sk SEO score

69

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

Image elements do not have [alt] attributes

Language and Encoding

  • Language Detected

    SK

  • Language Claimed

    N/A

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Petrzalka.sk can be misinterpreted by Google and other search engines. Our service has detected that Slovak is used on the page, and neither this language nor any other was claimed in <html> or <meta> tags. Our system also found out that Petrzalka.sk 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 data is detected on the main page of Petrzalka. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: