Access school62.klasna.com. Домашня - Харківська спеціалізована школа І-ІІІ ступенів №62 Харківської міської ради Харківської об...

name

value

score

weighting

FCP (First Contentful Paint)

Value2.2 s

77/100

10%

LCP (Largest Contentful Paint)

Value15.5 s

0/100

25%

SI (Speed Index)

Value13.4 s

2/100

10%

TBT (Total Blocking Time)

Value2,090 ms

7/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value55.7 s

0/100

10%

school62.klasna.com

31 ms

school62.klasna.com

820 ms

thickbox.css

223 ms

jquery.ui.all.css

207 ms

_editor.css

213 ms

Our browser made a total of 124 requests to load all elements on the main page. We found that 51% of them (63 requests) were addressed to the original School62.klasna.com, 21% (26 requests) were made to Static.klasnaocinka.com.ua and 6% (8 requests) were made to Counter.yadro.ru. The less responsive or slowest element that took the longest time to load (19.9 sec) relates to the external source Hit40.hotlog.ru.

Content Size

1.2 MB

After Optimization

930.0 kB

In fact, the total size of School62.klasna.com main page is 1.2 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. 55% of websites need less resources to load. Images take 707.8 kB which makes up the majority of the site volume.

HTML Optimization

-79%

Potential reduce by 26.0 kB

Original 32.7 kB
After minification 28.6 kB
After compression 6.8 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 4.1 kB, which is 12% 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 26.0 kB or 79% of the original size.

Image Optimization

-10%

Potential reduce by 69.9 kB

Original 707.8 kB
After minification 637.9 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. School 62 Klasna images are well optimized though.

JavaScript Optimization

-36%

Potential reduce by 152.5 kB

Original 420.7 kB
After minification 420.7 kB
After compression 268.2 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 152.5 kB or 36% of the original size.

CSS Optimization

-29%

Potential reduce by 6.9 kB

Original 24.0 kB
After minification 23.5 kB
After compression 17.1 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. School62.klasna.com needs all CSS files to be minified and compressed as it can save up to 6.9 kB or 29% of the original size.

Requests Now

After Optimization

The browser has sent 88 CSS, Javascripts, AJAX and image requests in order to completely render the main page of School 62 Klasna. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 11 to 1 for JavaScripts and from 24 to 1 for CSS and as a result speed up the page load time.

Accessibility Issues

These are opportunities to improve the legibility of your content.

High

Background and foreground colors do not have a sufficient contrast ratio.

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.

High

<frame> or <iframe> elements do not have a title

High

Image elements do not have [alt] attributes

High

Links do not have a discernible name

Areas of Improvement

High

Does not use HTTPS

High

Includes front-end JavaScript libraries with known security vulnerabilities

Low

Ensure CSP is effective against XSS attacks

High

Displays images with incorrect aspect ratio

High

Serves images with low resolution

Low

Detected JavaScript libraries

High

Issues were logged in the Issues panel in Chrome Devtools

Search Engine Optimization Advices

To appear in search results, crawlers need access to your app.

High

Links are not crawlable

Format your HTML in a way that enables crawlers to better understand your app’s content.

High

Image elements do not have [alt] attributes

Language and Encoding

Language Detected

UK
Language Claimed

UK
Encoding

UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise School62.klasna.com 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 School62.klasna.com 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.

Social Sharing Optimization

school62.klasna.com

Open Graph description is not detected on the main page of School 62 Klasna. 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:

Report Summary

Performance

Accessibility

Best Practices

SEO

Домашня - Харківська спеціалізована школа І-ІІІ ступенів №62 Харківської міської ради Харківської області

Page Load Speed

First Response

Resources Loaded

Page Rendered

About Website

Key Findings

Performance Metrics

Measured Metrics

FCP (First Contentful Paint)

LCP (Largest Contentful Paint)

SI (Speed Index)

TBT (Total Blocking Time)

CLS (Cumulative Layout Shift)

TTI (Time to Interactive)

Network Requests Diagram

school62.klasna.com

school62.klasna.com

thickbox.css

jquery.ui.all.css

_editor.css

Page Optimization Overview & Recommendations

Content Size

After Optimization

HTML Optimization

Image Optimization

JavaScript Optimization

CSS Optimization

Requests Breakdown

Requests Now

After Optimization

Network Requests Diagram

school62.klasna.com

school62.klasna.com

thickbox.css

jquery.ui.all.css

_editor.css

form.css

ddsmoothmenu.css

jquery.min.js

jquery-ui.min.js

go_up.js

thickbox.js

multimedia_effects.js

ddsmoothmenu.js

main.css

general.css

jquery.ui.base.css

jquery.ui.theme.css

jquery.ui.core.css

jquery.ui.resizable.css

jquery.ui.selectable.css

jquery.ui.accordion.css

jquery.ui.autocomplete.css

jquery.ui.button.css

jquery.ui.dialog.css

jquery.ui.slider.css

jquery.ui.tabs.css

jquery.ui.datepicker.css

jquery.ui.progressbar.css

header_uk.jpg

langv_podl.png

uk.gif

logo_1285000472_10.jpg

menu_bg.gif

menu_line.gif

menu_current.gif

input_bg.gif

left_menu.gif

left_menu_t.gif

left_menu_b.gif

left_menu_item_b.gif

left_menu_item_t.gif

left_menu_arrow.gif

left_menu_right_line.gif