23.3 sec in total
384 ms
21.7 sec
1.2 sec
Click here to check amazing Serial Zone content for Czech Republic. Otherwise, check out these important facts you probably never knew about serialzone.cz
Seriály z celého světa na jednom místě. Spousty informací a novinek o všech myslitelných seriálech. Kalendář vysílaných seriálů, osobní watchlist. A navíc databáze českých titulků k seriálům.
Visit serialzone.czWe analyzed Serialzone.cz page load time and found that the first response time was 384 ms and then it took 22.9 sec to load all DOM resources and completely render a web page. This is an excellent result, as only a small number of websites can load faster. Unfortunately, there was 1 request timeout, which can generally increase the web page load time, as the browser stays idle while waiting for website response.
serialzone.cz performance score
name
value
score
weighting
Value3.4 s
38/100
10%
Value11.7 s
0/100
25%
Value21.2 s
0/100
10%
Value10,360 ms
0/100
30%
Value0.109
87/100
15%
Value59.7 s
0/100
10%
384 ms
935 ms
344 ms
287 ms
43 ms
Our browser made a total of 167 requests to load all elements on the main page. We found that 33% of them (55 requests) were addressed to the original Serialzone.cz, 5% (8 requests) were made to Live.rezync.com and 5% (8 requests) were made to Etargetcdn.com. The less responsive or slowest element that took the longest time to load (19.9 sec) relates to the external source Toplist.cz.
Page size can be reduced by 280.4 kB (13%)
2.2 MB
2.0 MB
In fact, the total size of Serialzone.cz main page is 2.2 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. 70% of websites need less resources to load. Images take 1.3 MB which makes up the majority of the site volume.
Potential reduce by 55.1 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 13.1 kB, which is 19% 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 55.1 kB or 81% of the original size.
Potential reduce by 36.2 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. Serial Zone images are well optimized though.
Potential reduce by 172.3 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. It is highly recommended that all JavaScript files should be compressed and minified as it can save up to 172.3 kB or 22% of the original size.
Potential reduce by 16.8 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. Serialzone.cz needs all CSS files to be minified and compressed as it can save up to 16.8 kB or 15% of the original size.
Number of requests can be reduced by 87 (61%)
143
56
The browser has sent 143 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Serial Zone. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 50 to 1 for JavaScripts and from 7 to 1 for CSS and as a result speed up the page load time.
serialzone.cz
384 ms
www.serialzone.cz
935 ms
css-1709135910.css
344 ms
menu.css
287 ms
css
43 ms
css
60 ms
uni.php
622 ms
launch-facbe9b48c75.min.js
40 ms
jquery-3.5.1.min.js
30 ms
jquery-migrate-1.4.1.min.js
33 ms
all.js
287 ms
js
60 ms
gtm.js
112 ms
ga.js
260 ms
6Mce1vdMRM4
462 ms
32deef7aa9770b22566962c26d060692
183 ms
serialzone-logo-3bis.svg
181 ms
social-sprite.png
458 ms
1-5-nejocekavanejsich-serialu-kvetna.jpg
277 ms
2-vyzva-na-rok-2024.jpg
457 ms
3-top-10-2023.jpg
639 ms
4-netflix-v-kvetnu.jpg
641 ms
5-videopokec.jpg
641 ms
one-piece-2718.jpg
639 ms
odznak-vysocina-18851.jpg
638 ms
my-life-is-murder-1926.jpg
639 ms
the-responder-12250.jpg
762 ms
vedlejsi-produkt-25445.jpg
762 ms
monsters-at-work-25023.jpg
764 ms
16638.jpg
1059 ms
16625.jpg
1059 ms
16644.jpg
848 ms
16633.jpg
1072 ms
16624.jpg
1073 ms
16641.jpg
1072 ms
16640.jpg
1180 ms
16623.jpg
1307 ms
16635.jpg
1307 ms
16622.jpg
1304 ms
title_flash.svg
1180 ms
title_movie-board.svg
1182 ms
title_camera.svg
1304 ms
title_discuss.svg
1307 ms
178967-1593168903.jpg
1307 ms
31834-1713641686.jpg
1413 ms
1-1542296667.jpg
1413 ms
177478-1616306032.jpg
1417 ms
41946-1386753573.jpg
1414 ms
24932-1467917634.jpg
1417 ms
19099-1470502950.jpg
1417 ms
135821-1560866932.jpg
1518 ms
small.js
212 ms
11469-1333791371.jpg
1465 ms
js
103 ms
J7aTnpF2V0EjcKUq.woff
393 ms
memSYaGs126MiZpBA-UvWbX2vVnXBbObj2OVZyOOSr4dVJWUgsjZ0B4gaVQ.woff
516 ms
dot.asp
19935 ms
xgemius.js
915 ms
adsbygoogle.js
401 ms
js
139 ms
analytics.js
325 ms
openwrap_4244_others.js
1030 ms
px_autoads.js
1033 ms
cpex-cmp.min.js
618 ms
1574.js
975 ms
loader.js
1027 ms
caroda.min.js
697 ms
js
227 ms
containr.js
369 ms
tag.js
369 ms
fixed_desktop
757 ms
title_magnifier.svg
1339 ms
iframe_api
231 ms
eplayaV5.32.js
434 ms
__utm.gif
201 ms
__utm.gif
257 ms
__utm.gif
257 ms
523 ms
417 ms
img-10735.jpg
1617 ms
www-player.css
139 ms
www-embed-player.js
240 ms
base.js
313 ms
collect
301 ms
3995-1541269430.jpg
1066 ms
img-9862.jpg
1339 ms
www-widgetapi.js
169 ms
show_ads_impl.js
270 ms
learn
244 ms
72935-1446407185.jpg
977 ms
34825-1420903029.jpg
974 ms
empty.gif
974 ms
footer_outpoint.svg
978 ms
footer_rss.svg
1069 ms
footer_youtube.svg
1071 ms
pixel.php
230 ms
lidl_logo.jpg
86 ms
eplayaV5.2.css
136 ms
ajax_popup.css
371 ms
iframe_api
94 ms
jquery.etarget.min.js
113 ms
ajax_popup.php
370 ms
vpaidV3.2.js
645 ms
eplayaHandlerV3.2.js
817 ms
tc.js
123 ms
insta.svg
950 ms
footer_twitter_x.svg
951 ms
footer_facebook.svg
1038 ms
256 ms
tag.min.js
53 ms
256 ms
p
213 ms
darkmode_on.svg
956 ms
zrt_lookup.html
118 ms
ads
81 ms
bundle.5c38e8e7ce26bb395ce3.js
623 ms
collect
70 ms
v2
132 ms
fpdata.js
130 ms
lsget.html
618 ms
lt.min.js
28 ms
close-icon2.png
380 ms
go_to.png
471 ms
play_new.png
21 ms
playa_icons.png
256 ms
imPrebidGlobalVariables.min.js
34 ms
serialzone.cz
707 ms
1.js
139 ms
2.js
138 ms
209 ms
dpx
149 ms
HBsetup_serialzonecz_Serialzone_cz___oprava_brandingu__od_14_3_2_23__2024_02_07_1819.min.js
125 ms
flexo.js
266 ms
spacer.gif
25 ms
generic
22 ms
405716.gif
53 ms
generic
5 ms
27519
82 ms
pixel.gif
156 ms
bounce
27 ms
v2
7 ms
4084429849823945790
12 ms
generic
14 ms
bk_sync.xgi
90 ms
pixel
83 ms
rexdot.js
94 ms
sync
42 ms
v2
57 ms
73 ms
dpx
8 ms
74 ms
82 ms
spacer.gif
4 ms
pixel
34 ms
119 ms
pixel
27 ms
396846.gif
32 ms
pixel
23 ms
googlegdn_sync
101 ms
googlegdn_sync
95 ms
googlegdn_sync
71 ms
pixel
71 ms
pixel
73 ms
pixel
71 ms
sync
41 ms
sync
43 ms
sync
37 ms
serialzone.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.
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
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.
serialzone.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
Browser errors were logged to the console
Missing source maps for large first-party JavaScript
serialzone.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
CS
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Serialzone.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 Serialzone.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.
serialzone.cz
Open Graph data is detected on the main page of Serial Zone. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: