8.9 sec in total
1.5 sec
6.8 sec
608 ms
Visit sperky-image.cz now to see the best up-to-date Sperky Image content for Czech Republic and also check out these interesting facts you probably never knew about sperky-image.cz
Nápadité Šperky Swarovski za skvělé ceny. Široká nabídka, doručení do 24 hodin. Eshop sperky-image.cz Vám nabízí elegantní šperky Swarovski Elements. Vyberte si z bohaté ...
Visit sperky-image.czWe analyzed Sperky-image.cz page load time and found that the first response time was 1.5 sec and then it took 7.4 sec to load all DOM resources and completely render a web page. This is a poor result, as 80% of websites can load faster.
sperky-image.cz performance score
name
value
score
weighting
Value3.9 s
25/100
10%
Value3.9 s
52/100
25%
Value7.7 s
25/100
10%
Value1,270 ms
19/100
30%
Value0.002
100/100
15%
Value17.8 s
4/100
10%
1503 ms
149 ms
157 ms
163 ms
158 ms
Our browser made a total of 244 requests to load all elements on the main page. We found that 18% of them (44 requests) were addressed to the original Sperky-image.cz, 65% (159 requests) were made to Static.wc-sperky-image.s6.upgates.com and 4% (10 requests) were made to Static.xx.fbcdn.net. The less responsive or slowest element that took the longest time to load (4.5 sec) relates to the external source Static.wc-sperky-image.upgates.com.
Page size can be reduced by 1.1 MB (51%)
2.2 MB
1.1 MB
In fact, the total size of Sperky-image.cz main page is 2.2 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. 80% of websites need less resources to load and that’s why Accessify’s recommendations for optimization and resource minification can be helpful for this project. Javascripts take 792.0 kB which makes up the majority of the site volume.
Potential reduce by 429.0 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. This page needs HTML code to be minified as it can gain 187.8 kB, which is 39% 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 429.0 kB or 90% of the original size.
Potential reduce by 33.8 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. Sperky Image images are well optimized though.
Potential reduce by 529.2 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 529.2 kB or 67% of the original size.
Potential reduce by 137.1 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. Sperky-image.cz needs all CSS files to be minified and compressed as it can save up to 137.1 kB or 85% of the original size.
Number of requests can be reduced by 43 (18%)
238
195
The browser has sent 238 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Sperky Image. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 28 to 1 for JavaScripts and from 7 to 1 for CSS and as a result speed up the page load time.
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sperky-image.cz accessibility score
ARIA
These are opportunities to improve the usage of ARIA in your application which may enhance the experience for users of assistive technology, like a screen reader.
Impact
Issue
Elements with an ARIA [role] that require children to contain a specific [role] are missing some or all of those required children.
[role]s are not contained by their required parent element
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
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
Image elements do not have [alt] attributes
Links do not have a discernible name
Tables and lists
These are opportunities to improve the experience of reading tabular or list data using assistive technology, like a screen reader.
Impact
Issue
List items (<li>) are not contained within <ul> or <ol> parent elements.
sperky-image.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
Browser errors were logged to the console
Page has valid source maps
sperky-image.cz SEO score
Content Best Practices
Format your HTML in a way that enables crawlers to better understand your app’s content.
Impact
Issue
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
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 Sperky-image.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 Sperky-image.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.
sperky-image.cz
Open Graph description is not detected on the main page of Sperky Image. 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: