7.4 sec in total
1.3 sec
5.5 sec
602 ms
Click here to check amazing 420 On content for Czech Republic. Otherwise, check out these important facts you probably never knew about 420on.cz
Информационный портал 420on.cz предоставляет самую подробную информацию о Праге и Чехии: афиша, прогноз погоды, каталог компаний, новости достопримечательности, информация для туристов и иммигрантов
Visit 420on.czWe analyzed 420on.cz page load time and found that the first response time was 1.3 sec and then it took 6.1 sec to load all DOM resources and completely render a web page. This is a poor result, as 75% of websites can load faster.
420on.cz performance score
name
value
score
weighting
Value1.4 s
97/100
10%
Value1.9 s
97/100
25%
Value6.9 s
33/100
10%
Value1,420 ms
15/100
30%
Value0
100/100
15%
Value14.7 s
8/100
10%
1299 ms
21 ms
1192 ms
434 ms
545 ms
Our browser made a total of 120 requests to load all elements on the main page. We found that 53% of them (63 requests) were addressed to the original 420on.cz, 5% (6 requests) were made to Mh6.adriver.ru and 4% (5 requests) were made to Ad.adriver.ru. The less responsive or slowest element that took the longest time to load (1.3 sec) belongs to the original domain 420on.cz.
Page size can be reduced by 1.0 MB (27%)
3.9 MB
2.8 MB
In fact, the total size of 420on.cz main page is 3.9 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. 70% of websites need less resources to load. Images take 2.5 MB which makes up the majority of the site volume.
Potential reduce by 75.3 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 75.3 kB or 79% of the original size.
Potential reduce by 13.4 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. 420 On images are well optimized though.
Potential reduce by 366.4 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 366.4 kB or 64% of the original size.
Potential reduce by 576.5 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. 420on.cz needs all CSS files to be minified and compressed as it can save up to 576.5 kB or 87% of the original size.
Number of requests can be reduced by 41 (38%)
109
68
The browser has sent 109 CSS, Javascripts, AJAX and image requests in order to completely render the main page of 420 On. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 22 to 1 for JavaScripts and as a result speed up the page load time.
420on.cz
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application-b15b87196dbeb99cc632f585a908d050.css
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420on.cz accessibility score
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
Links do not have a discernible name
420on.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
420on.cz SEO score
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
RU
N/A
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise 420on.cz can be misinterpreted by Google and other search engines. Our service has detected that Russian 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 420on.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.
420on.cz
Open Graph description is not detected on the main page of 420 On. 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: