Report Summary

  • 94

    Performance

    Renders faster than
    93% of other websites

  • 62

    Accessibility

    Visual factors better than
    that of 28% of websites

  • 58

    Best Practices

    More advanced features
    available than in
    19% of websites

  • 92

    SEO

    Google-friendlier than
    75% of websites

slevomol.cz

Dnešní slevy » Skrz pobyty a wellness ❤️ Slevomol.cz

Page Load Speed

2.5 sec in total

First Response

536 ms

Resources Loaded

1.7 sec

Page Rendered

246 ms

slevomol.cz screenshot

About Website

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

1000+ slev na internetu ✔️ Dnešní slevy skrz pobyty a wellness. ✔️ Akční slevy až 75​% ✔️ Ověřené nabídky ubytování. ⭐ Slevy pro ČR i zahraničí.

Visit slevomol.cz

Key Findings

We analyzed Slevomol.cz page load time and found that the first response time was 536 ms and then it took 2 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

slevomol.cz performance score

94

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.3 s

73/100

10%

LCP (Largest Contentful Paint)

Value2.3 s

93/100

25%

SI (Speed Index)

Value3.4 s

89/100

10%

TBT (Total Blocking Time)

Value40 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value2.4 s

98/100

10%

Network Requests Diagram

slevomol.cz

536 ms

all.css

525 ms

all.js

641 ms

retargeting.js

221 ms

logo-2015.png

129 ms

Our browser made a total of 27 requests to load all elements on the main page. We found that 11% of them (3 requests) were addressed to the original Slevomol.cz, 74% (20 requests) were made to S01.cz and 7% (2 requests) were made to C.imedia.cz. The less responsive or slowest element that took the longest time to load (641 ms) relates to the external source S01.cz.

Page Optimization Overview & Recommendations

Page size can be reduced by 114.4 kB (36%)

Content Size

314.4 kB

After Optimization

200.0 kB

In fact, the total size of Slevomol.cz main page is 314.4 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. Images take 139.7 kB which makes up the majority of the site volume.

HTML Optimization

-66%

Potential reduce by 9.3 kB

  • Original 13.9 kB
  • After minification 12.8 kB
  • After compression 4.7 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. 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 9.3 kB or 66% of the original size.

Image Optimization

-4%

Potential reduce by 5.4 kB

  • Original 139.7 kB
  • After minification 134.2 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. Slevomol images are well optimized though.

JavaScript Optimization

-55%

Potential reduce by 65.1 kB

  • Original 118.3 kB
  • After minification 118.3 kB
  • After compression 53.2 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 65.1 kB or 55% of the original size.

CSS Optimization

-81%

Potential reduce by 34.6 kB

  • Original 42.4 kB
  • After minification 41.8 kB
  • After compression 7.9 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. Slevomol.cz needs all CSS files to be minified and compressed as it can save up to 34.6 kB or 81% of the original size.

Requests Breakdown

We found no issues to fix!

Requests Now

26

After Optimization

26

The browser has sent 26 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Slevomol. According to our analytics all requests are already optimized.

Accessibility Review

slevomol.cz accessibility score

62

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.

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

Heading elements are not in a sequentially-descending order

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.

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

Form elements do not have associated labels

Best Practices

slevomol.cz best practices score

58

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

High

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

SEO Factors

slevomol.cz SEO score

92

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

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

    CS

  • Language Claimed

    CZ

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Slevomol.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 Slevomol.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 Slevomol. 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: