3.1 sec in total
284 ms
2.7 sec
135 ms
Click here to check amazing Metva content for Czech Republic. Otherwise, check out these important facts you probably never knew about metva.cz
Aktuellste Unwettersituation für Česká republika. ✔ Regen, ✔ Schneefall, ✔ Wind, ✔ Gewitter ✔ gefrierender Regen. Rechtzeitige und punktgenaue Unwetterwarnungen jetzt per SMS und E-Mail.
Visit metva.czWe analyzed Metva.cz page load time and found that the first response time was 284 ms and then it took 2.8 sec to load all DOM resources and completely render a web page. This is a poor result, as 50% of websites can load faster.
metva.cz performance score
name
value
score
weighting
Value2.8 s
55/100
10%
Value3.5 s
65/100
25%
Value5.0 s
64/100
10%
Value710 ms
42/100
30%
Value0
100/100
15%
Value12.4 s
15/100
10%
284 ms
597 ms
438 ms
851 ms
36 ms
Our browser made a total of 25 requests to load all elements on the main page. We found that 64% of them (16 requests) were addressed to the original Metva.cz, 8% (2 requests) were made to Google-analytics.com and 4% (1 request) were made to Web-misc.ubimet.com. The less responsive or slowest element that took the longest time to load (851 ms) belongs to the original domain Metva.cz.
Page size can be reduced by 163.2 kB (25%)
654.3 kB
491.1 kB
In fact, the total size of Metva.cz main page is 654.3 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. 30% of websites need less resources to load. Images take 372.3 kB which makes up the majority of the site volume.
Potential reduce by 86.5 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. 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 86.5 kB or 80% of the original size.
Potential reduce by 76.7 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, Metva needs image optimization as it can save up to 76.7 kB or 21% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.
Potential reduce by 50 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. This website has mostly compressed JavaScripts.
Potential reduce by 0 B
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. Metva.cz has all CSS files already compressed.
We found no issues to fix!
21
21
The browser has sent 21 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Metva. According to our analytics all requests are already optimized.
metva.cz
284 ms
metva.cz
597 ms
home.min.css
438 ms
home-min.js
851 ms
analytics.js
36 ms
577 ms
metva_cz.svg
106 ms
uwz_location_pin.png
210 ms
CZ_warning_today_all_desktop.png
504 ms
CZ_warning_today_all_thumbnail.png
460 ms
CZ_warning_today_rain_thumbnail.png
459 ms
CZ_warning_today_thunderstorm_thumbnail.png
460 ms
CZ_warning_today_storm_thumbnail.png
461 ms
CZ_warning_today_freezingRain_thumbnail.png
461 ms
CZ_warning_today_snowfall_thumbnail.png
460 ms
collect
21 ms
AT_warning_today_all_mobile.png
623 ms
DE_warning_today_all_mobile.png
571 ms
CH_warning_today_all_mobile.png
718 ms
HU_warning_today_all_mobile.png
717 ms
RO_warning_today_all_mobile.png
571 ms
PL_warning_today_all_mobile.png
539 ms
uwz_service_by_ubimet.svg
105 ms
CZ.geojson
417 ms
CZ_today_all.geojson
106 ms
metva.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
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
metva.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
Missing source maps for large first-party JavaScript
metva.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
CS
CS
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Metva.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 Metva.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.
metva.cz
Open Graph data is detected on the main page of Metva. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: