6.9 sec in total
531 ms
6 sec
389 ms
Welcome to szkla.com homepage info - get ready to check Szkla best content for Poland right away, or after learning these important things about szkla.com
Soczewki kontaktowe, okulary, płyny, krople i akcesoria. Markowe okulary i soczewki w niskich cenach. Kupuj tanio w Kodano.pl. Błyskawiczna wysyłka.
Visit szkla.comWe analyzed Szkla.com page load time and found that the first response time was 531 ms and then it took 6.4 sec to load all DOM resources and completely render a web page. This is a poor result, as 80% of websites can load faster.
szkla.com performance score
name
value
score
weighting
Value4.9 s
10/100
10%
Value18.2 s
0/100
25%
Value21.0 s
0/100
10%
Value22,090 ms
0/100
30%
Value0.806
5/100
15%
Value42.4 s
0/100
10%
531 ms
1093 ms
261 ms
495 ms
403 ms
Our browser made a total of 215 requests to load all elements on the main page. We found that 60% of them (129 requests) were addressed to the original Szkla.com, 6% (12 requests) were made to Static.xx.fbcdn.net and 5% (11 requests) were made to Apis.google.com. The less responsive or slowest element that took the longest time to load (1.6 sec) belongs to the original domain Szkla.com.
Page size can be reduced by 1.4 MB (59%)
2.4 MB
1.0 MB
In fact, the total size of Szkla.com main page is 2.4 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. 75% 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 1.2 MB which makes up the majority of the site volume.
Potential reduce by 148.5 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 61.6 kB, which is 35% 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 148.5 kB or 85% of the original size.
Potential reduce by 19.3 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. Szkla images are well optimized though.
Potential reduce by 935.1 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 935.1 kB or 78% of the original size.
Potential reduce by 326.4 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. Szkla.com needs all CSS files to be minified and compressed as it can save up to 326.4 kB or 84% of the original size.
Number of requests can be reduced by 100 (49%)
206
106
The browser has sent 206 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Szkla. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 45 to 1 for JavaScripts and from 14 to 1 for CSS and as a result speed up the page load time.
szkla.com
531 ms
www.szkla.com
1093 ms
jquery-ui-1.8.21.custom.css
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style_gl.css
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style.css
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mobile.css
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jquery.lightbox-0.5.css
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lightboxImages.js
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css
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karta_produktu.css
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analytics.js
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sideslider.php
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szkla.com 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
[aria-hidden="true"] elements contain focusable descendents
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
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
Lists do not contain only <li> elements and script supporting elements (<script> and <template>).
szkla.com 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
User Experience
Impact
Issue
Serves images with low resolution
General
Impact
Issue
Detected JavaScript libraries
Browser errors were logged to the console
Page has valid source maps
Issues were logged in the Issues panel in Chrome Devtools
szkla.com 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
PL
N/A
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Szkla.com can be misinterpreted by Google and other search engines. Our service has detected that Polish 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 Szkla.com 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.
szkla.com
Open Graph description is not detected on the main page of Szkla. 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: