2.8 sec in total
323 ms
2.3 sec
182 ms
Welcome to tvrtm.cz homepage info - get ready to check Tvrtm best content right away, or after learning these important things about tvrtm.cz
Přechod na DVB-T2 je zde a je potřeba, abyste byli náležitě připraveni. Budete potřebovat novou televizi, nebo nový set-top box? Podle čeho vybírat a na co si dávat pozor? Poradíme!
Visit tvrtm.czWe analyzed Tvrtm.cz page load time and found that the first response time was 323 ms and then it took 2.4 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 45% of websites can load faster.
tvrtm.cz performance score
name
value
score
weighting
Value2.8 s
56/100
10%
Value3.1 s
76/100
25%
Value20.3 s
0/100
10%
Value48,210 ms
0/100
30%
Value0.448
20/100
15%
Value61.2 s
0/100
10%
323 ms
528 ms
108 ms
11 ms
58 ms
Our browser made a total of 16 requests to load all elements on the main page. We found that 6% of them (1 request) were addressed to the original Tvrtm.cz, 56% (9 requests) were made to Rtmplus.cz and 25% (4 requests) were made to Pagead2.googlesyndication.com. The less responsive or slowest element that took the longest time to load (744 ms) relates to the external source Rtmplus.cz.
Page size can be reduced by 49.1 kB (15%)
317.4 kB
268.3 kB
In fact, the total size of Tvrtm.cz main page is 317.4 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. 20% of websites need less resources to load. Images take 310.7 kB which makes up the majority of the site volume.
Potential reduce by 2.4 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 2.4 kB or 60% of the original size.
Potential reduce by 44.8 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. Obviously, Tvrtm needs image optimization as it can save up to 44.8 kB or 14% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.
Potential reduce by 113 B
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 113 B or 50% of the original size.
Potential reduce by 1.8 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. Tvrtm.cz needs all CSS files to be minified and compressed as it can save up to 1.8 kB or 72% of the original size.
Number of requests can be reduced by 3 (25%)
12
9
The browser has sent 12 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Tvrtm. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 4 to 1 for JavaScripts and as a result speed up the page load time.
tvrtm.cz
323 ms
rtmplus.cz
528 ms
rtmplus.css
108 ms
adsbygoogle.js
11 ms
ca-pub-7089356014004967.js
58 ms
zrt_lookup.html
32 ms
show_ads_impl.js
59 ms
pozadi.png
125 ms
logo.png
224 ms
jested.png
582 ms
MUX_4_maly.png
744 ms
podbarveni.png
228 ms
ads
21 ms
GOTHAM-MEDIUM_1.OTF
451 ms
GOTHAM-BOOK_1.OTF
530 ms
osd.js
5 ms
tvrtm.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
[aria-*] attributes do not match their roles
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
Form elements do not have associated labels
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>).
tvrtm.cz best practices score
Trust and Safety
Impact
Issue
Does not use HTTPS
Ensure CSP is effective against XSS attacks
User Experience
Impact
Issue
Serves images with low resolution
General
Impact
Issue
Detected JavaScript libraries
Page has valid source maps
tvrtm.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
N/A
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Tvrtm.cz can be misinterpreted by Google and other search engines. Our service has detected that Czech 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 Tvrtm.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.
tvrtm.cz
Open Graph description is not detected on the main page of Tvrtm. 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: