3.6 sec in total
219 ms
3 sec
357 ms
Visit o.invia.cz now to see the best up-to-date O Invia content for Czech Republic and also check out these interesting facts you probably never knew about o.invia.cz
Všechny důležité informace o Invia na jednom místě. Zjistěte o společnosti Invia.cz, a.s. více. Máme bohatou historii s mnoha úspěchy.
Visit o.invia.czWe analyzed O.invia.cz page load time and found that the first response time was 219 ms and then it took 3.4 sec to load all DOM resources and completely render a web page. This is a poor result, as 60% of websites can load faster.
o.invia.cz performance score
name
value
score
weighting
Value5.4 s
6/100
10%
Value5.7 s
16/100
25%
Value5.9 s
48/100
10%
Value390 ms
68/100
30%
Value0
100/100
15%
Value7.3 s
50/100
10%
219 ms
470 ms
682 ms
97 ms
33 ms
Our browser made a total of 36 requests to load all elements on the main page. We found that 6% of them (2 requests) were addressed to the original O.invia.cz, 44% (16 requests) were made to Invia.cz and 22% (8 requests) were made to Scontent.inviacdn.net. The less responsive or slowest element that took the longest time to load (1.6 sec) relates to the external source Invia.cz.
Page size can be reduced by 107.9 kB (21%)
518.5 kB
410.6 kB
In fact, the total size of O.invia.cz main page is 518.5 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. Javascripts take 284.8 kB which makes up the majority of the site volume.
Potential reduce by 107.9 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 20.5 kB, which is 16% 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 107.9 kB or 86% of the original size.
Potential reduce by 21 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. O.invia.cz has all CSS files already compressed.
Number of requests can be reduced by 9 (30%)
30
21
The browser has sent 30 CSS, Javascripts, AJAX and image requests in order to completely render the main page of O Invia. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 6 to 1 for JavaScripts and from 5 to 1 for CSS and as a result speed up the page load time.
o.invia.cz
219 ms
o.invia.cz
470 ms
682 ms
gtm.js
97 ms
split-10.23.1.min.js
33 ms
bundle.min.js
43 ms
style-mobile.0ce2e623.css
651 ms
cz.js
120 ms
frontend-translations.js
232 ms
default.daf8a1e77cc46beb2f3f.js
1507 ms
style-tablet.69c3d1d3.css
534 ms
anex-tour-logo.svg
532 ms
icons-svg.svg
1551 ms
alexandria.svg
504 ms
canaria-travel.svg
361 ms
fti.svg
360 ms
blue-style.svg
363 ms
cedok.svg
466 ms
der-touristik.svg
467 ms
brenna.svg
468 ms
eti.svg
572 ms
tui.svg
574 ms
alltours.svg
576 ms
itaka.svg
634 ms
guarantee-icon-cz.svg
470 ms
coraltravel-footer.svg
445 ms
lmx-footer.svg
452 ms
orex-travel-footer.svg
455 ms
schauinsland-reisen-footer.svg
456 ms
vtours-footer.svg
468 ms
css2
56 ms
style-hover.72cfe01c.css
141 ms
roboto-regular.woff
103 ms
roboto-medium.woff
215 ms
roboto-bold.woff
165 ms
print.62afeddc.css
116 ms
o.invia.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.
o.invia.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
o.invia.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
CS
CS
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise O.invia.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 O.invia.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.
o.invia.cz
Open Graph description is not detected on the main page of O Invia. 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: