3.3 sec in total
348 ms
2.6 sec
390 ms
Visit ferovaskola.cz now to see the best up-to-date Ferovaskola content for India and also check out these interesting facts you probably never knew about ferovaskola.cz
Visit ferovaskola.czWe analyzed Ferovaskola.cz page load time and found that the first response time was 348 ms and then it took 3 sec to load all DOM resources and completely render a web page. This is a poor result, as 50% of websites can load faster.
ferovaskola.cz performance score
name
value
score
weighting
Value2.7 s
59/100
10%
Value6.3 s
10/100
25%
Value8.4 s
18/100
10%
Value5,550 ms
0/100
30%
Value0.001
100/100
15%
Value13.9 s
10/100
10%
348 ms
479 ms
252 ms
124 ms
50 ms
Our browser made a total of 84 requests to load all elements on the main page. We found that 20% of them (17 requests) were addressed to the original Ferovaskola.cz, 39% (33 requests) were made to Maps.googleapis.com and 10% (8 requests) were made to Maps.gstatic.com. The less responsive or slowest element that took the longest time to load (617 ms) belongs to the original domain Ferovaskola.cz.
Page size can be reduced by 808.8 kB (39%)
2.1 MB
1.3 MB
In fact, the total size of Ferovaskola.cz main page is 2.1 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. Images take 934.5 kB which makes up the majority of the site volume.
Potential reduce by 73.2 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 73.2 kB or 79% of the original size.
Potential reduce by 22.8 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. Ferovaskola images are well optimized though.
Potential reduce by 449.0 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 449.0 kB or 60% of the original size.
Potential reduce by 263.9 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. Ferovaskola.cz needs all CSS files to be minified and compressed as it can save up to 263.9 kB or 83% of the original size.
Number of requests can be reduced by 24 (32%)
74
50
The browser has sent 74 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Ferovaskola. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 22 to 1 for JavaScripts and from 4 to 1 for CSS and as a result speed up the page load time.
ferovaskola.cz
348 ms
www.ferovaskola.cz
479 ms
uvod
252 ms
be522d39.css
124 ms
css
50 ms
platform.js
73 ms
js
32 ms
1c448b88.js
604 ms
sdk.js
34 ms
maxresdefault.jpg
148 ms
llp.png
134 ms
m_pic_323.jpg
352 ms
m_pic_130.jpg
352 ms
m_pic_129.jpg
541 ms
m_pic_34.jpg
357 ms
m_pic_30.jpg
358 ms
m_pic_32.jpg
617 ms
Pru33qjShpZSmG3z6VYwnaCWcynf_cDxXwCLxiixG1c.ttf
25 ms
oOeFwZNlrTefzLYmlVV1UKCWcynf_cDxXwCLxiixG1c.ttf
24 ms
96 ms
xd_arbiter.php
26 ms
xd_arbiter.php
37 ms
icomoon.woff
402 ms
fgA8TJeZk_EzRCmWevkeGfesZW2xOQ-xsNqO47m55DA.ttf
4 ms
HFOvRZfdI5yl61H5CUOTqvesZW2xOQ-xsNqO47m55DA.ttf
16 ms
player_api
124 ms
common.js
24 ms
map.js
25 ms
util.js
88 ms
marker.js
22 ms
overlay.js
79 ms
ajax-loader.gif
130 ms
onion.js
31 ms
openhand_8_8.cur
64 ms
like.php
148 ms
ViewportInfoService.GetViewportInfo
146 ms
stats.js
43 ms
controls.js
37 ms
www-widgetapi.js
117 ms
like.php
190 ms
transparent.png
75 ms
css
68 ms
school-cert.png
185 ms
qeKvIRsJabD.js
94 ms
school.png
159 ms
cluster1-hover.png
122 ms
LVx-xkvaJ0b.png
98 ms
google4.png
50 ms
mapcnt6.png
85 ms
sv5.png
85 ms
tmapctrl.png
78 ms
tmapctrl4.png
79 ms
google_white5.png
79 ms
zLl3pkm3BE8
67 ms
vt
52 ms
vt
247 ms
vt
112 ms
vt
81 ms
vt
230 ms
vt
110 ms
vt
242 ms
vt
246 ms
vt
243 ms
vt
244 ms
vt
248 ms
vt
246 ms
vt
248 ms
vt
250 ms
vt
249 ms
vt
251 ms
vt
253 ms
vt
252 ms
vt
253 ms
vt
255 ms
vt
256 ms
vt
256 ms
www-embed-player-vflfNyN_r.css
10 ms
www-embed-player.js
49 ms
base.js
80 ms
Tqng9ngJVK4Gqvh3e602hP-HqlN49KFEUSDtmrOPmWo.js
72 ms
ad_status.js
114 ms
zN7GBFwfMP4uA6AR0HCoLQ.ttf
79 ms
RxZJdnzeo3R5zSexge8UUaCWcynf_cDxXwCLxiixG1c.ttf
82 ms
AuthenticationService.Authenticate
228 ms
ferovaskola.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.
Internationalization and localization
These are opportunities to improve the interpretation of your content by users in different locales.
Impact
Issue
<html> element does not have a [lang] attribute
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
Links do not have a discernible name
ferovaskola.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
Displays images with incorrect aspect ratio
General
Impact
Issue
Detected JavaScript libraries
Browser errors were logged to the console
ferovaskola.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
N/A
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Ferovaskola.cz can be misinterpreted by Google and other search engines. Our service has detected that Czech is used on the page, and neither this language nor any other was claimed in <html> or <meta> tags. Our system also found out that Ferovaskola.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.
ferovaskola.cz
Open Graph description is not detected on the main page of Ferovaskola. 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: