5.2 sec in total
337 ms
4.3 sec
527 ms
Click here to check amazing A 1 M content for Czech Republic. Otherwise, check out these important facts you probably never knew about a1m.cz
Máme pro tebe pořádnou jízdu. Internetové tarify s rychlostí až 400 Mbps.
Visit a1m.czWe analyzed A1m.cz page load time and found that the first response time was 337 ms and then it took 4.9 sec to load all DOM resources and completely render a web page. This is a poor result, as 70% of websites can load faster.
a1m.cz performance score
name
value
score
weighting
Value6.8 s
2/100
10%
Value13.0 s
0/100
25%
Value9.6 s
11/100
10%
Value880 ms
32/100
30%
Value0.011
100/100
15%
Value15.0 s
8/100
10%
337 ms
788 ms
446 ms
14 ms
416 ms
Our browser made a total of 63 requests to load all elements on the main page. We found that 71% of them (45 requests) were addressed to the original A1m.cz, 3% (2 requests) were made to C.imedia.cz and 3% (2 requests) were made to U.heatmap.it. The less responsive or slowest element that took the longest time to load (2.8 sec) belongs to the original domain A1m.cz.
Page size can be reduced by 657.2 kB (10%)
6.3 MB
5.6 MB
In fact, the total size of A1m.cz main page is 6.3 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. 45% of websites need less resources to load. Images take 5.6 MB which makes up the majority of the site volume.
Potential reduce by 60.6 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 13.6 kB, which is 18% 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 60.6 kB or 81% of the original size.
Potential reduce by 162.2 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. A 1 M images are well optimized though.
Potential reduce by 84.6 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 84.6 kB or 55% of the original size.
Potential reduce by 349.7 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. A1m.cz needs all CSS files to be minified and compressed as it can save up to 349.7 kB or 87% of the original size.
Number of requests can be reduced by 18 (32%)
56
38
The browser has sent 56 CSS, Javascripts, AJAX and image requests in order to completely render the main page of A 1 M. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 13 to 1 for JavaScripts and as a result speed up the page load time.
a1m.cz
337 ms
www.a1m.cz
788 ms
cssloader-d19bc6bf9226.css
446 ms
jquery-1.11.2.min.js
14 ms
cookieBar.cz.min.js
416 ms
snap.svg-min.js
433 ms
classie.js
111 ms
main3.js
216 ms
jsloader-0a95bad90313.js
765 ms
conversion.js
16 ms
retargeting.js
480 ms
log.js
31 ms
analytics.js
30 ms
loga_1.png
120 ms
hbo_go_logo.png
119 ms
mainpage-03.png
1038 ms
mainpage5-05_1.png
932 ms
app-final-134-red-08.png
215 ms
app-final-134-red-08_1.png
216 ms
app-final-134-red-10.png
323 ms
app-final-134-red-10_1.png
321 ms
app-final-134-red-03.png
322 ms
app-final-134-red-03_1.png
585 ms
app-final-134-red-06.png
587 ms
app-final-134-red-06_1.png
588 ms
app-final-134-red-12.png
604 ms
app-final-134-red-12_1.png
604 ms
background-2.png
605 ms
background-3.png
604 ms
footer-logo.png
710 ms
footer-logo-white.png
689 ms
phone.png
691 ms
social-fb.png
691 ms
social-yt.png
811 ms
social-tw.png
811 ms
menu-button-close.png
812 ms
22_13-f16s5ad.jpg
906 ms
7_serial-bg.png
2616 ms
4_1-skupina-10.jpg
1442 ms
5_baner-hbo-go-3-02.png
2766 ms
GB-sluzby-close.png
1025 ms
collect
16 ms
www.a1m.cz.js
196 ms
ProximaNova-Reg-webfont.woff
954 ms
ProximaNova-Bold-webfont.woff
1062 ms
ProximaNova-Sbold-webfont.woff
1063 ms
mainpage-swork-wifi-petr-03_3.png
1917 ms
bez-nazvu-2-03.png
1154 ms
bg-linka.png
1157 ms
footer-petr-new.png
1368 ms
sdk.js
402 ms
widgets.js
206 ms
227 ms
218 ms
retargeting
188 ms
digits-min.png
778 ms
bx_loader.gif
886 ms
controls-white.png
988 ms
41 ms
55 ms
134 ms
xd_arbiter.php
216 ms
xd_arbiter.php
461 ms
a1m.cz accessibility score
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
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.
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.
a1m.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
Browser errors were logged to the console
Missing source maps for large first-party JavaScript
a1m.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 A1m.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 A1m.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.
a1m.cz
Open Graph description is not detected on the main page of A 1 M. 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: