7.5 sec in total
361 ms
5.5 sec
1.6 sec
Visit albrechtovastredni.cz now to see the best up-to-date Albrechtova Stredni content for Czech Republic and also check out these interesting facts you probably never knew about albrechtovastredni.cz
Kvalitní placená praxe přímo ve firmách, jistota dobrého uplatnění, nebo třeba vlastní kavárna. Albrechtova střední je škola, která tě nenechá ve štychu.
Visit albrechtovastredni.czWe analyzed Albrechtovastredni.cz page load time and found that the first response time was 361 ms and then it took 7.1 sec to load all DOM resources and completely render a web page. This is a poor result, as 80% of websites can load faster.
albrechtovastredni.cz performance score
name
value
score
weighting
Value6.3 s
3/100
10%
Value20.8 s
0/100
25%
Value29.9 s
0/100
10%
Value4,110 ms
1/100
30%
Value0.044
99/100
15%
Value35.8 s
0/100
10%
361 ms
1436 ms
610 ms
373 ms
730 ms
Our browser made a total of 106 requests to load all elements on the main page. We found that 98% of them (104 requests) were addressed to the original Albrechtovastredni.cz, 2% (2 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (1.7 sec) belongs to the original domain Albrechtovastredni.cz.
Page size can be reduced by 432.6 kB (13%)
3.3 MB
2.9 MB
In fact, the total size of Albrechtovastredni.cz main page is 3.3 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. 55% of websites need less resources to load. Images take 2.9 MB which makes up the majority of the site volume.
Potential reduce by 143.4 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. 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 143.4 kB or 65% of the original size.
Potential reduce by 130.5 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. Albrechtova Stredni images are well optimized though.
Potential reduce by 135.6 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 135.6 kB or 71% of the original size.
Potential reduce by 22.9 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. Albrechtovastredni.cz needs all CSS files to be minified and compressed as it can save up to 22.9 kB or 81% of the original size.
Number of requests can be reduced by 6 (6%)
104
98
The browser has sent 104 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Albrechtova Stredni. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 7 to 1 for JavaScripts and as a result speed up the page load time.
albrechtovastredni.cz
361 ms
www.albrechtovastredni.cz
1436 ms
sshop.css
610 ms
jquery.fancybox.css
373 ms
jquery-1.3.2.min.js
730 ms
jquery.easing.1.3.js
495 ms
jquery.fancybox-1.2.1.pack.js
504 ms
cycle.js
981 ms
myf.js
503 ms
jquery.corner.js
629 ms
topBg.gif
207 ms
logo.jpg
299 ms
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analytics.js
14 ms
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806 ms
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871 ms
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792 ms
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755 ms
opvk_hor_zakladni_logolink_rgb_cz.jpg
748 ms
0.gif
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sshop_tisk.css
123 ms
albrechtovastredni.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.
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
<frame> or <iframe> elements do not have a title
Image elements do not have [alt] attributes
Links do not have a discernible name
Navigation
These are opportunities to improve keyboard navigation in your application.
Impact
Issue
Heading elements are not in a sequentially-descending order
albrechtovastredni.cz best practices score
Trust and Safety
Impact
Issue
Does not use HTTPS
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
albrechtovastredni.cz SEO score
Crawling and Indexing
To appear in search results, crawlers need access to your app.
Impact
Issue
Links are not crawlable
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 Albrechtovastredni.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 Albrechtovastredni.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.
albrechtovastredni.cz
Open Graph description is not detected on the main page of Albrechtova Stredni. 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: