4.9 sec in total
561 ms
4 sec
280 ms
Welcome to registratorka.cz homepage info - get ready to check Registratorka best content right away, or after learning these important things about registratorka.cz
Profesionální ruční registrace do nejvýznamnějších českých a zahraničních katalogů. Zvyšte svým stránkám návštěvnost a pozice ve vyhledávačích!
Visit registratorka.czWe analyzed Registratorka.cz page load time and found that the first response time was 561 ms and then it took 4.3 sec to load all DOM resources and completely render a web page. This is a poor result, as 65% of websites can load faster.
registratorka.cz performance score
name
value
score
weighting
Value3.6 s
32/100
10%
Value6.4 s
10/100
25%
Value4.3 s
75/100
10%
Value60 ms
100/100
30%
Value0.001
100/100
15%
Value5.5 s
70/100
10%
561 ms
862 ms
32 ms
67 ms
5 ms
Our browser made a total of 22 requests to load all elements on the main page. We found that 77% of them (17 requests) were addressed to the original Registratorka.cz, 9% (2 requests) were made to Fonts.googleapis.com and 9% (2 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (1.6 sec) belongs to the original domain Registratorka.cz.
Page size can be reduced by 87.9 kB (30%)
288.3 kB
200.4 kB
In fact, the total size of Registratorka.cz main page is 288.3 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. 15% of websites need less resources to load. Images take 196.1 kB which makes up the majority of the site volume.
Potential reduce by 7.4 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 1.4 kB, which is 13% 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 7.4 kB or 72% of the original size.
Potential reduce by 25.2 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. Obviously, Registratorka needs image optimization as it can save up to 25.2 kB or 13% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.
Potential reduce by 33.0 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 33.0 kB or 60% of the original size.
Potential reduce by 22.3 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. Registratorka.cz needs all CSS files to be minified and compressed as it can save up to 22.3 kB or 82% of the original size.
We found no issues to fix!
20
20
The browser has sent 20 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Registratorka. According to our analytics all requests are already optimized.
registratorka.cz
561 ms
www.registratorka.cz
862 ms
css
32 ms
css
67 ms
jquery-2.1.1.min.js
5 ms
screen.css
910 ms
jquery.js
307 ms
analytics.js
44 ms
zlatestranky.gif
154 ms
citi.gif
152 ms
pixmac.gif
297 ms
smartemail.gif
300 ms
motiv8.gif
297 ms
dtest.gif
304 ms
dormeo.gif
316 ms
registratorka-logo.png
456 ms
promo-bg.png
1645 ms
registratorka01.png
1030 ms
ic_help_grey600_48dp.png
409 ms
ic_done_all_grey600_48dp.png
413 ms
ic_check_grey600_48dp.png
431 ms
collect
13 ms
registratorka.cz accessibility score
Contrast
These are opportunities to improve the legibility of your content.
Impact
Issue
Background and foreground colors do not have a sufficient contrast ratio.
Navigation
These are opportunities to improve keyboard navigation in your application.
Impact
Issue
Heading elements are not in a sequentially-descending order
Best practices
These items highlight common accessibility best practices.
Impact
Issue
[user-scalable="no"] is used in the <meta name="viewport"> element or the [maximum-scale] attribute is less than 5.
registratorka.cz best practices score
Trust and Safety
Impact
Issue
Does not use HTTPS
Includes front-end JavaScript libraries with known security vulnerabilities
Ensure CSP is effective against XSS attacks
General
Impact
Issue
Detected JavaScript libraries
registratorka.cz SEO score
Crawling and Indexing
To appear in search results, crawlers need access to your app.
Impact
Issue
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
Document uses legible font sizes
Tap targets are not sized appropriately
CS
CS
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Registratorka.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 Registratorka.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.
registratorka.cz
Open Graph description is not detected on the main page of Registratorka. 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: