4.6 sec in total
377 ms
3.3 sec
902 ms
Visit class.od.ua now to see the best up-to-date Class content for Ukraine and also check out these interesting facts you probably never knew about class.od.ua
Visit class.od.uaWe analyzed Class.od.ua page load time and found that the first response time was 377 ms and then it took 4.2 sec to load all DOM resources and completely render a web page. This is a poor result, as 65% of websites can load faster.
class.od.ua performance score
name
value
score
weighting
Value3.8 s
26/100
10%
Value3.9 s
52/100
25%
Value4.0 s
81/100
10%
Value500 ms
58/100
30%
Value0
100/100
15%
Value10.5 s
24/100
10%
377 ms
74 ms
72 ms
113 ms
104 ms
Our browser made a total of 80 requests to load all elements on the main page. We found that 19% of them (15 requests) were addressed to the original Class.od.ua, 28% (22 requests) were made to Static.xx.fbcdn.net and 11% (9 requests) were made to Ajax.googleapis.com. The less responsive or slowest element that took the longest time to load (732 ms) relates to the external source Static.xx.fbcdn.net.
Page size can be reduced by 333.9 kB (61%)
543.3 kB
209.4 kB
In fact, the total size of Class.od.ua main page is 543.3 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. 60% of websites need less resources to load. Javascripts take 305.1 kB which makes up the majority of the site volume.
Potential reduce by 95.1 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. 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 95.1 kB or 86% of the original size.
Potential reduce by 1.4 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. Class images are well optimized though.
Potential reduce by 161.0 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 161.0 kB or 53% of the original size.
Potential reduce by 76.4 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. Class.od.ua needs all CSS files to be minified and compressed as it can save up to 76.4 kB or 73% of the original size.
Number of requests can be reduced by 55 (71%)
78
23
The browser has sent 78 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Class. 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.
class.od.ua
377 ms
wp-emoji-release.min.js
74 ms
fb-comments-hidewpcomments.css
72 ms
style.css
113 ms
genericons.css
104 ms
prototype.js
76 ms
scriptaculous.js
84 ms
effects.js
95 ms
lightbox.js
70 ms
jquery.js
151 ms
jquery-migrate.min.js
147 ms
pngfix.min.js
148 ms
html5.min.js
168 ms
adsbygoogle.js
4 ms
jquery.cycle.all.min.js
199 ms
catchbox_slider.js
201 ms
catchbox-allmenu-min.js
218 ms
catchbox-scrollup.min.js
236 ms
builder.js
10 ms
effects.js
13 ms
dragdrop.js
18 ms
controls.js
22 ms
slider.js
26 ms
sound.js
29 ms
lightbox.css
62 ms
ca-pub-0201482052157302.js
106 ms
zrt_lookup.html
194 ms
show_ads_impl.js
94 ms
analytics.js
101 ms
ads
280 ms
sdk.js
276 ms
osd.js
19 ms
collect
42 ms
ads
186 ms
ads
212 ms
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59 ms
abg.js
62 ms
m_js_controller.js
49 ms
googlelogo_color_112x36dp.png
50 ms
126 ms
xd_arbiter.php
243 ms
xd_arbiter.php
453 ms
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21 ms
x_button_blue2.png
5 ms
fBnyGA8Aionz5086-mElmoOSPUuyQ1M9Un647_EjucU.js
7 ms
http%3A%2F%2Fclass.od.ua%2F
67 ms
ui
51 ms
ping
63 ms
comments.php
409 ms
ebiMDO3r-8l.css
285 ms
jGc-59L_9lo.css
353 ms
1M-hNYiGrgS.css
424 ms
uVjHKJ0glvg.css
556 ms
TKuNj0xVh4A.js
556 ms
Go34Did4Pzc.js
624 ms
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490 ms
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693 ms
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578 ms
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634 ms
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721 ms
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633 ms
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719 ms
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719 ms
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732 ms
1bNoFZUdlYZ.js
731 ms
activeview
137 ms
odA9sNLrE86.jpg
68 ms
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350 ms
like.png
31 ms
fav.png
21 ms
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651 ms
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579 ms
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549 ms
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582 ms
wL6VQj7Ab77.png
71 ms
K00K-UgnsKu.png
72 ms
eR-qA8bp1RM.js
71 ms
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71 ms
pQrUxxo5oQp.js
134 ms
class.od.ua 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-*] attributes do not match their roles
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
class.od.ua 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
Issues were logged in the Issues panel in Chrome Devtools
class.od.ua SEO score
Crawling and Indexing
To appear in search results, crawlers need access to your app.
Impact
Issue
Links are not crawlable
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
UK
UK
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Class.od.ua can be misinterpreted by Google and other search engines. Our service has detected that Ukrainian is used on the page, and it matches the claimed language. Our system also found out that Class.od.ua 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.
class.od.ua
Open Graph description is not detected on the main page of Class. 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: