4.4 sec in total
368 ms
3.6 sec
380 ms
Click here to check amazing JUMP TANDEM content for Czech Republic. Otherwise, check out these important facts you probably never knew about jump-tandem.cz
Tandemový seskok ze 4000m od jediných profesionálů v ČR, kteří uskutečnili i Mistrovství světa pro 600 parašutistů. Exkluzivní kovové balení pro vaše tandemové seskoky. S námi jste 100% v bezpečí!
Visit jump-tandem.czWe analyzed Jump-tandem.cz page load time and found that the first response time was 368 ms and then it took 4 sec to load all DOM resources and completely render a web page. This is a poor result, as 65% of websites can load faster.
jump-tandem.cz performance score
name
value
score
weighting
Value4.5 s
15/100
10%
Value6.7 s
8/100
25%
Value14.7 s
1/100
10%
Value2,370 ms
5/100
30%
Value0.025
100/100
15%
Value15.9 s
6/100
10%
368 ms
1187 ms
238 ms
235 ms
238 ms
Our browser made a total of 141 requests to load all elements on the main page. We found that 41% of them (58 requests) were addressed to the original Jump-tandem.cz, 14% (20 requests) were made to Maps.google.com and 11% (15 requests) were made to Maps.gstatic.com. The less responsive or slowest element that took the longest time to load (1.2 sec) belongs to the original domain Jump-tandem.cz.
Page size can be reduced by 1.4 MB (51%)
2.8 MB
1.4 MB
In fact, the total size of Jump-tandem.cz main page is 2.8 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. 80% of websites need less resources to load and that’s why Accessify’s recommendations for optimization and resource minification can be helpful for this project. Javascripts take 2.0 MB which makes up the majority of the site volume.
Potential reduce by 52.5 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 52.5 kB or 79% of the original size.
Potential reduce by 15.3 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. JUMP TANDEM images are well optimized though.
Potential reduce by 1.3 MB
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 1.3 MB or 68% of the original size.
Potential reduce by 52.2 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. Jump-tandem.cz needs all CSS files to be minified and compressed as it can save up to 52.2 kB or 80% of the original size.
Number of requests can be reduced by 67 (52%)
129
62
The browser has sent 129 CSS, Javascripts, AJAX and image requests in order to completely render the main page of JUMP TANDEM. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 43 to 1 for JavaScripts and from 8 to 1 for CSS and as a result speed up the page load time.
jump-tandem.cz
368 ms
www.jump-tandem.cz
1187 ms
shadowbox.css
238 ms
calendar.css
235 ms
suggest.css
238 ms
main.css
596 ms
jquery.pack.js
716 ms
calendar.pack.js
351 ms
tooltip.pack.js
354 ms
suggest.pack.js
355 ms
shadowbox.js
468 ms
public-function.js
467 ms
maps
39 ms
retargeting.js
238 ms
sizzle.js
123 ms
shadowbox-cs.js
122 ms
shadowbox-img.js
121 ms
shadowbox-qt.js
126 ms
shadowbox-wmp.js
118 ms
swfobject.js
126 ms
shadowbox-swf.js
235 ms
shadowbox-flv.js
237 ms
shadowbox-jquery.js
238 ms
ga.js
59 ms
maps
98 ms
33.gif
120 ms
20.gif
193 ms
31.gif
273 ms
whead.jpg
274 ms
banner-head.jpg
413 ms
logo-web.png
136 ms
flag-cs.png
136 ms
flag-en.png
137 ms
flag-de.png
135 ms
flag-sk.png
277 ms
ico-rss-red.png
278 ms
ico-rss.png
276 ms
ico-rss-blue.png
278 ms
ico-facebook.png
407 ms
content-b.png
410 ms
tl-tandemove-seskoky.jpg
479 ms
button-rozcestnik.png
411 ms
tl-kurzy-aff-iff.jpg
409 ms
tl-sportovni-parasutismus.jpg
515 ms
content-hr.png
514 ms
menu.png
515 ms
menu-arrow.png
512 ms
oddelovac.png
514 ms
plechovka-cs.png
775 ms
banner-video.png
776 ms
banner-video-fg.png
672 ms
col-box-b.png
673 ms
col-box-calendar.png
673 ms
www.jump-tandem.cz
677 ms
27.gif
909 ms
col-box-t.png
744 ms
distance-map.png
742 ms
__utm.gif
28 ms
c-gray.png
700 ms
c-orange.png
774 ms
mapa-rohy.png
775 ms
foot.png
826 ms
embed
72 ms
kam-v-brne-new.php
617 ms
slepa-mapa.png
819 ms
ico-sitemap.png
817 ms
ico-print.png
880 ms
retargeting
173 ms
dot.asp
284 ms
common.js
13 ms
map.js
27 ms
overlay.js
25 ms
util.js
49 ms
marker.js
24 ms
collect
76 ms
StaticMapService.GetMapImage
262 ms
onion.js
16 ms
js
119 ms
init_embed.js
114 ms
ViewportInfoService.GetViewportInfo
105 ms
stats.js
27 ms
controls.js
22 ms
css
100 ms
transparent.png
51 ms
infowindow.js
38 ms
google4.png
108 ms
mapcnt6.png
109 ms
sv5.png
109 ms
tmapctrl.png
41 ms
cb_scout5.png
75 ms
tmapctrl4.png
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imgs8.png
42 ms
marker.png
40 ms
zN7GBFwfMP4uA6AR0HCoLQ.ttf
26 ms
RxZJdnzeo3R5zSexge8UUaCWcynf_cDxXwCLxiixG1c.ttf
27 ms
Hgo13k-tfSpn0qi1SFdUfaCWcynf_cDxXwCLxiixG1c.ttf
28 ms
d-6IYplOFocCacKzxwXSOKCWcynf_cDxXwCLxiixG1c.ttf
26 ms
vt
20 ms
vt
41 ms
vt
48 ms
vt
46 ms
vt
43 ms
vt
48 ms
vt
43 ms
vt
49 ms
vt
44 ms
vt
60 ms
common.js
28 ms
util.js
36 ms
streetview.js
35 ms
google_white4.png
25 ms
marker.js
16 ms
AuthenticationService.Authenticate
243 ms
imagery_viewer.js
26 ms
controls.js
21 ms
GeoPhotoService.GetMetadata
155 ms
transparent.png
85 ms
css
148 ms
geocoder.js
65 ms
sv4.png
66 ms
cbk
62 ms
GeoPhotoService.GetMetadata
63 ms
mapcnt6.png
37 ms
tmapctrl.png
58 ms
zN7GBFwfMP4uA6AR0HCoLQ.ttf
86 ms
RxZJdnzeo3R5zSexge8UUaCWcynf_cDxXwCLxiixG1c.ttf
86 ms
Hgo13k-tfSpn0qi1SFdUfaCWcynf_cDxXwCLxiixG1c.ttf
96 ms
d-6IYplOFocCacKzxwXSOKCWcynf_cDxXwCLxiixG1c.ttf
102 ms
main.css
165 ms
jquery.js
574 ms
jquery.innerfade.js
344 ms
cbk
120 ms
cbk
118 ms
cbk
117 ms
cbk
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cbk
121 ms
cbk
124 ms
print.css
139 ms
banner-top.gif
150 ms
banner-bg.gif
151 ms
banner-bottom.gif
145 ms
jump-tandem.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 progressbar elements do not have accessible names.
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
Buttons do not have an accessible name
<frame> or <iframe> elements do not have a title
Image elements do not have [alt] attributes
Links do not have a discernible name
Contrast
These are opportunities to improve the legibility of your content.
Impact
Issue
Background and foreground colors do not have a sufficient contrast ratio.
jump-tandem.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
User Experience
Impact
Issue
Serves images with low resolution
General
Impact
Issue
Detected JavaScript libraries
Browser errors were logged to the console
Page has valid source maps
Issues were logged in the Issues panel in Chrome Devtools
jump-tandem.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
CS
CS
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Jump-tandem.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 Jump-tandem.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.
jump-tandem.cz
Open Graph description is not detected on the main page of JUMP TANDEM. 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: