3.3 sec in total
226 ms
2.9 sec
170 ms
Click here to check amazing Dpp content for Czech Republic. Otherwise, check out these important facts you probably never knew about dpp.cz
Dopravní podnik hl. m. Prahy, akciová společnost (DPP) je hlavní provozovatel veřejné dopravy – metra, tramvají a autobusů v hlavním městě České republiky Praze a zároveň provozovatel městských drah (...
Visit dpp.czWe analyzed Dpp.cz page load time and found that the first response time was 226 ms and then it took 3 sec to load all DOM resources and completely render a web page. This is a poor result, as 55% of websites can load faster.
dpp.cz performance score
name
value
score
weighting
Value3.3 s
40/100
10%
Value7.3 s
5/100
25%
Value5.4 s
56/100
10%
Value750 ms
40/100
30%
Value0.003
100/100
15%
Value10.0 s
26/100
10%
226 ms
324 ms
844 ms
114 ms
231 ms
Our browser made a total of 31 requests to load all elements on the main page. We found that 81% of them (25 requests) were addressed to the original Dpp.cz, 10% (3 requests) were made to Googletagmanager.com and 3% (1 request) were made to Api.mapy.cz. The less responsive or slowest element that took the longest time to load (918 ms) relates to the external source Cookies.praguebest.cz.
Page size can be reduced by 311.6 kB (14%)
2.3 MB
2.0 MB
In fact, the total size of Dpp.cz main page is 2.3 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 1.6 MB which makes up the majority of the site volume.
Potential reduce by 162.1 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 48.2 kB, which is 26% 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 162.1 kB or 89% of the original size.
Potential reduce by 125.5 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. Dpp images are well optimized though.
Potential reduce by 23.9 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. This website has mostly compressed JavaScripts.
Potential reduce by 151 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. Dpp.cz has all CSS files already compressed.
Number of requests can be reduced by 6 (29%)
21
15
The browser has sent 21 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Dpp. 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.
dpp.cz
226 ms
www.dpp.cz
324 ms
www.dpp.cz
844 ms
font_loader.css
114 ms
font-awesome.min.css
231 ms
index-43c01bfad6.min.css
583 ms
loader.js
681 ms
app-8fb3db2237.min.js
795 ms
bundle-cc-check.min.js
918 ms
gtm.js
59 ms
svg.svg
435 ms
logo.webp
339 ms
svg.svg
886 ms
js
45 ms
js
119 ms
2024-29-04-13-02-56-640-260-24-1714388575__hra-big.png
340 ms
2024-29-04-13-02-56-640-141-24-1714388576__hra-small.png
341 ms
2020-01-12-14-48-13-640-260-24-1606830493__bus-136.jpg
132 ms
2020-01-12-14-48-13-640-141-24-1606830493__bus-136-141.jpg
314 ms
2022-24-08-13-49-47-640-260-24-1661341786__banner15t.png
879 ms
2022-24-08-13-49-47-640-141-24-1661341787__banner15t-uzky.png
443 ms
2024-22-04-12-21-39-640-260-24-1713781299__mu-big.png
459 ms
2024-22-04-12-21-39-640-141-24-1713781299__mu-small.png
452 ms
2024-27-02-14-20-24-465-405-20-1709040024__50-let-metra.jpg
453 ms
bg-city.webp
505 ms
eshop-dpp-homepage.webp
510 ms
footer.webp
511 ms
subset-SourceSansPro-Regular.woff
460 ms
subset-SourceSansPro-SemiBold.woff
552 ms
subset-SourceSansPro-Bold.woff
564 ms
OOWidget.js
768 ms
dpp.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.
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 IDs are not unique
Best practices
These items highlight common accessibility best practices.
Impact
Issue
[user-scalable="no"] is used in the <meta name="viewport"> element or the [maximum-scale] attribute is less than 5.
dpp.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
Missing source maps for large first-party JavaScript
dpp.cz 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
CS
CS
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Dpp.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 Dpp.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.
dpp.cz
Open Graph data is detected on the main page of Dpp. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: